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Ph.D. in Inorganic Chemistry, University of the West Indies, (1994)

B.S. in Special Chemistry, University of West Indies, (1989)

Research Interests

His area of research revolves around biological and inorganic chemistry, bioinorganic chemistry, and inorganic reaction mechanisms.

Articles

Bush, J., Gurung, R. K., Lynch, E., Celestine, M. J., Kumar, S. and Holder, A. (2018). Catalytic Oxidation of Lignin Model Compounds using a Cobalt (III) Cubane Complex.

Dutta, S., Celestine, M. J., Khanal, S., Huddleston, A., Simms, C., Arca, J. Faye., Mitra, A., Heller, L., Kraj, P. J., Ledizet, M. and others (2018). Coordination of different ligands to copper (II) and cobalt (III) metal centers enhances Zika virus and dengue virus loads in both arthropod cells and human keratinocytes. Biochimica et Biophysica Acta (BBA)-General Subjects 1862 (1) , pp. 40--50.

Hurtado, M., Sankpal, U. T., Chhabra, J., Brown, D. T., Maram, Rajasekhar, P., Gurung, R. K., Simecka, J., Holder, A. and Basha, R. (2018). Copper-tolfenamic acid: evaluation of stability and anti-cancer activity. Invest. New Drugs.

Altaf, A. A., Hamayun, M., Lal, B., Tahir, M. N., Holder, A., Badshah, A. and Crans, D. C. (2018). Ferrocene-based anilides: synthesis, structural characterization and inhibition of butyrylcholinesterase. Dalton Trans 47 (34) , pp. 11769-11781.

Beckford, F. A., Niece, M. B., Lassiter, B. P., Beebe, S. J. and Holder, A. A. (2018). Polynuclear ruthenium organometallic complexes containing a 1,3,5-triazine ligand: synthesis, DNA interaction, and biological activity. J. Biol. Inorg. Chem.

Abzianidze, V. V., Beltyukov, P. P., Zakharenkova, S. A., Natalia, N. I., Mejia, J. E., Holder, A., Trishin, Y. G., Berestetskiy, A. and Kuznetsov, V. A. (2018). Synthesis and biological evaluation of Phaeosphaeride A derivatives as antitumor agents. Molecules.

Abzianidze, V. V., Zakharenkova, S. A., Moiseeva, N. I., Beltyukov, P. P., Polukeev, V. A., Dubrovskii, Y. A., Kuznetsov, V. A., Trishin, Y. G., Mejia, J. E. and Holder, A. (2018). Towards lead compounds as anti-cancer agents via new Phaeosphaeride A derivatives. Biorg. Med. Chem. Lett..

Hurtado, M., Sankpal, U. T., Kaba, A., Mahammad, S., Cahhabra, J., Brown, D. T., Gurung, R. K., Holder, A., Vishwanatha, J. K. and Basha, R. (2018). Novel Survivin Inhibitor for Suppressing Pancreatic Cancer Cells Growth via Downregulating Sp1 and Sp3 Transcription Factors. Cellular Physiology and Biochemistry 51 (4) , pp. 1894-1907.

Golafale, S. T., Ingram, C. W., Holder, A., Chen, W. and Zhang, Z. (2017). 1-D calcium, 2-D zinc and 3-D manganese coordination polymers derived from pyrazine-2, 3, 5, 6-tetracarboxylic acid. Inorganica Chimica Acta 467 , pp. 163–168.

Ms, H., Myrna, L., Sankpal, U., Mahammad, S., Chhabra, J., Brown, D. T., Gurung, R. K., Holder, A. and Basha, R. (2017). A Small Molecule Derivative as a Targeting Agent for Sp1 and Survivin Effectively Suppresses Pancreatic Cancer Cell Growth.

Hudson, R., Holder, A., Hawkins, K., Williams, P. and Curtis, D. (2017). An enhanced rheometer inertia correction procedure (ERIC) for the study of gelling systems using combined motor-transducer rheometers. Physics of Fluids 29 (12) , pp. 121602.

Hussain, K. Ijaz., Usman, M., Siddiq, M., Rasool, N., Nazar, M. Faizan., Ahmad, I., Holder, A. and Altaf, A. Ali. (2017). Application of micellar enhanced ultrafiltration for the removal of sunset yellow dye from aqueous media. Journal of Dispersion Science and Technology 38 (1) , pp. 139–144.

Lawrence, M. AW., Bullock, J. L. and Holder, A. (2017). Basic Coordination Chemistry of Ruthenium. Ruthenium Complexes: Photochemical and Biomedical Applications , pp. 25--41.

Dutta, S., Celestine, M. J., Khanal, S., Huddleston, A., Simms, C., Arca, J. Faye., Mitra, A., Heller, L., Kraj, P. J., Ledizet, M., Ledizet, M., Anderson, J., Neelakanta, G., Holder, A. and Sultana, H. (2017). Coordination of different complexes to copper (II) and cobalt (III) metal centers enhances Zika virus and dengue virus loads in both arthropod cells and human keratinocytes. Biochimica et Biophysica Acta (BBA)-General Subjects.

Patel, R., Basha, R., Sankpal, U. and Holder, A. (2017). COPPER-TOLFENAMIC ACID INHIBITS BREAST CANCER CELL GROWTH VIA CELL CYCLE ARREST AND APOPTOSIS.

Holder, A. (2017). How Virginia Tech placed me on the map from May 2002 to June 2003! A bridge to my future. Inorganica Chimica Acta 454 , pp. 1–3.

Celestine, M. J., Joseph, L. S. and Holder, A. (2017). Kinetics and mechanism of the oxidation of a cobaloxime by sodium hypochlorite in aqueous solution: Is it an outer-sphere mechanism?. Inorganica Chimica Acta 454 , pp. 254–265.

Bullock, J. L. and Holder, A. (2017). Photodynamic Therapy in Medicine with Mixed-Metal/Supramolecular Complexes. Ruthenium Complexes: Photochemical and Biomedical Applications , pp. 139--160.

Celestine, M. J., Gurung, R. K. and Holder, A. (2017). Ruthenium-and Cobalt-Containing Complexes and Hydrogenases for Hydrogen Production. Ruthenium Complexes: Photochemical and Biomedical Applications , pp. 67--87.

Boodram, S., Bullock, J., Rambaran, V. and Holder, A. (2017). The Use of Inorganic Compounds in Photodynamic Therapy: Improvements in Methods and Photosensitizer Design. Recent Patents on Nanotechnology 11 (1) , pp. 3-14.

Sandhaus, S., Taylor, R., Edwards, T., Huddleston, A., Wooten, Y., Venkatraman, R., Weber, R. T., González-Sarrías, A., Martin, P. M., Cagle, P. and Holder, A. (2016). A novel copper (II) complex identified as a potent drug against colorectal and breast cancer cells and as a poison inhibitor for human topoisomerase II$α$. Inorganic chemistry communications 64 , pp. 45–49.

Williams, J. L., Lewis-Alleyne, L. C., Solomon, M., Nguyen, L., Johnson, R., Vital, J., Ji, P., Durant, J., Cooper, C., Cagle, P. and Holder, A. (2016). An in vitro study on the effect of synthesized tin (IV) complexes on glioblastoma, colorectal, and skin cancer cell lines. Biomed. Res. Clin. Pract 1 , pp. 7–15.

Beckford, F. A., Stott, A., Mbarushimana, P. Canisius., LeBlanc, M., Hall, K., Smith, S., Bullock, J. L., Houghton, D. J., Holder, A., Gerasimchuk, N. and others (2016). Anticancer, biophysical and computational investigations of half-sandwich ruthenium (II) thiosemicarbazone complexes: The effect of arene versus thiacrown face-cap. Interdisciplinary Journal of Chemistry 1 (1) , pp. 1-15.

Lawrence, M. AW. and Holder, A. (2016). Assessing the stability of the Co (I) species of two mononuclear dichlorocobalt compounds bearing 2, 2′-bipyridine and trans-2-(2′-quiolyl) methylene-3-quinuclidione via 59 Co NMR spectroscopy, electrochemical, and catalyzed proton electroreduction studies. Inorganica Chimica Acta 441 , pp. 157–168.

Lawrence, M. AW., Celestine, M. J., Artis, E. T., Joseph, L. S., Esquivel, D. L., Ledbetter, A. J., Cropek, D. M., Jarrett, W. L., Bayse, C. A., Brewer, M. I. and others (2016). Computational, electrochemical, and spectroscopic studies of two mononuclear cobaloximes: the influence of an axial pyridine and solvent on the redox behaviour and evidence for pyridine coordination to cobalt (I) and cobalt (II) metal centres. Dalton Transactions 45 (25) , pp. 10326–10342.

Mouhamad, Y., Mortensen, T., Holder, A., Lewis, A., Maffeis, T. and Deganello, D. (2016). High performance tunable piezoresistive pressure sensor based on direct contact between printed graphene nanoplatelet composite layers. RSC Advances 6 (107) , pp. 105206–105210.

Altaf, A. Ali., Hashmat, U., Yousaf, M., Lal, B., Ullah, S., Holder, A. and Badshah, A. (2016). Synthesis and characterization of azo-guanidine based alcoholic media naked eye DNA sensor. Royal Society Open Science 3 (11) , pp. 160351.

Scibior, A., Llopis, J., Holder, A. and Altamirano-Lozano, M. (2016). Vanadium Toxicological Potential versus Its Pharmacological Activity: New Developments and Research. Oxidative Medicine and Cellular Longevity 2016.

Curtis, D., Badiei, N., Holder, A., Claypole, J., Deganello, D., Brown, M., Lawrence, M., Evans, P., Williams, P. and Hawkins, K. (2015). Assessment of the stress relaxation characteristics of critical gels formed under unidirectional shear flow by controlled stress parallel superposition rheometry. Journal of Non-Newtonian Fluid Mechanics 222 , pp. 227–233.

Ingram, C. W., Kibakaya, G., Bacsa, J., Mathis, S. R., Holder, A., Rambaran, V. H., Dennis, B., Castaneda, E., Robbins, J. S., Zhang, Z. and others (2015). Complex three-dimensional lanthanide metal–organic frameworks with variable coordination spheres based on pyrazine-2, 3, 5, 6-tetracarboxylate. CrystEngComm 17 (29) , pp. 5377–5388.

Celestine, M. J., Bullock, J. L., Boodram, S., Rambaran, V. H. and Holder, A. (2015). Interesting properties of p-, d-, and f-block elements when coordinated with dipicolinic acid and its derivatives as ligands: their use as inorganic pharmaceuticals. Reviews in Inorganic Chemistry 35 (2) , pp. 57–67.

Holder, A. (2015). Meet Our Editorial Board Member. Recent Patents on Nanotechnology 9 (3) , pp. 149–149.

Abzianidze, V. V., Prokofieva, D. S., Chisty, L. A., Bolshakova, K. P., Berestetskiy, A. O., Panikorovskii, T. L., Bogachenkov, A. S. and Holder, A. (2015). Synthesis of natural phaeosphaeride A derivatives and an in vitro evaluation of their anti-cancer potential. Bioorganic & medicinal chemistry letters 25 (23) , pp. 5566–5569.

Lawrence, M. AW., McMillen, C. D., Gurung, R. K., Celestine, M. J., Arca, J. F. and Holder, A. (2015). Synthesis, X-ray Crystallographic, Electrochemical, and Spectroscopic Studies of Bis-(1, 10-phenanthroline)(2, 2′-bipyridine) cobalt (III) Hexafluorophosphate. Journal of Chemical Crystallography 45 (8-9) , pp. 427–433.

Curtis, D., Holder, A., Badiei, N., Claypole, J., Walters, M., Thomas, B., Barrow, M., Deganello, D., Brown, M., Williams, P. and others (2015). Validation of optimal Fourier rheometry for rapidly gelling materials and its application in the study of collagen gelation. Journal of Non-Newtonian Fluid Mechanics 222 , pp. 253–259.

Yuan, H., Newton, D. L.., Seymour, L. A.., Metz, A., Cropek, D., Holder, A. and Ofoli, R. Y.. (2014). Characterization and functional assessment of a cobalt(III)-oxo cubane cluster water oxidation catalyst immobilized on ITO. Catal. Commun. 56 , pp. 76-80.

Kumar, K., Schniper, S., Gonzalez-Sarrias, A., Holder, A., Sanders, N., Sullivan, D., Jarrett, W. L.., Davis, K., Bai, F., Seeram, N. P.. and Kumar, V. (2014). Highly potent anti-proliferative effects of a gallium(III) complex with 7-chloroquinoline thiosemicarbazone as a ligand: Synthesis, cytotoxic and antimalarial evaluation. Eur. J. Med. Chem. 86 , pp. 81-86.

Horton, D. C.., VanDerveer, D., Krzystek, J., Telser, J., Pittman, T., Crans, D. C.. and Holder, A. (2014). Spectroscopic Characterization of L-ascorbic Acid-induced Reduction of Vanadium(V) Dipicolinates: Formation of Vanadium(III) and Vanadium(IV) Complexes from Vanadium(V) Dipicolinate Derivatives. Inorg. Chim. Acta 420 , pp. 112-119.

Rambaran, V. H.., Erves, T. R.., Grover, K., Balof, S., Moody, L. V.., Ramsdale, S. E.., Seymour, L. A.., Van Derveer, D., Cropek, D. M.., Weber, R. T.. and Holder, A. (2013). A Comparison of the Self Assembled Frameworks of Three Cobalt(II) Coordination Compounds Bearing Dipicolinic Acid and Chelidamic Acid Ligands. J. Chem. Crystallogr. 43 (10) , pp. 509-516.

Holder, A. (2013). Chromium, molybdenum and tungsten. Annual Reports Section" A"(Inorganic Chemistry) 109 , pp. 119--130.

Holder, A. (2013). Inorganic pharmaceuticals. Annual Reports Section" A"(Inorganic Chemistry) 109 , pp. 317–339.

Cleopatra, R., Venkatraman, R., Lisa, W. M. and Holder, A. (2013). Iodido $\{$4-phenyl-1-[1-(1, 3-thiazol-2-yl-N) ethylidene] thiosemicarbazidato-2N', S$\}$$\{$4-phenyl-1-[1-(1, 3-thiazol-2-yl) ethylidene] thiosemicarbazide-S$\}$ cadmium (II).

Holder, A., Draksharapu, A., Olaivar, J. and Moffett, E. (2013). Photocatalytic hydrogen production with mixed-metal binuclear ruthenium (II)-cobalt (II) complexes: What a difference bridging and terminal ligands can make..

Holder, A., Taylor, P., Magnusen, A. R.., Moffett, E. T.., Meyer, K., Hong, Y., Ramsdale, S. E.., Gordon, M., Stubbs, J., Seymour, L. A.., Acharya, D., Weber, R. T.., Smith, P. F.., Dismukes, G. Charles., Ji, P., Menocal, L., Bai, F., Williams, J. L.., Cropek, D. M.. and Jarrett, W. L.. (2013). Preliminary anti-cancer photodynamic therapeutic in vitro studies with mixed-metal binuclear ruthenium(II)-vanadium(IV) complexes. Dalton Trans. 42 (33) , pp. 11881-11899.

Holder, A., Taylor, P., Magnusen, A. R., Moffett, E. T., Meyer, K., Hong, Y., Ramsdale, S. E., Gordon, M., Stubbs, J., Seymour, L. A. and others (2013). Synthesis, characterisation, and preliminary anti-cancer photodynamic therapeutic in vitro studies of mixed-metal binuclear ruthenium (II)-vanadium (IV) complexes. Dalton transactions (Cambridge, England: 2003) 42 (33) , pp. 11881.

Kleopatra, R., Venkatraman, R., Dasary, Samuel SR and Holder, A. (2013). Synthesis, crystal structure of Zn (II) complex of 2-acetylthiazole N-phenyl-3-thiosemicarbazone.

Cropek, D. M.., Metz, A., Mueller, A. M.., Gray, H. B.., Horne, T., Horton, D. C.., Poluektov, O., Tiede, D. M.., Weber, R. T.., Jarrett, W. L.., Phillips, J. D.. and Holder, A. (2012). A novel ruthenium(II)-cobaloxime supramolecular complex for photocatalytic H2 evolution: synthesis, characterisation and mechanistic studies. Dalton Trans. 41 (42) , pp. 13060-13073.

Beckford, F. A., Thessing, J., Stott, A., Holder, A., Poluektov, O. G., Li, L. and Seeram, N. P. (2012). Anticancer activity and biophysical reactivity of copper complexes of 2-(benzo [d][1, 3] dioxol-5-ylmethylene)-N-alkylhydrazinecarbothioamides. Inorganic chemistry communications 15 , pp. 225–229.

Holder, A. (2012). Inorganic pharmaceuticals. Annual Reports Section" A"(Inorganic Chemistry) 108 , pp. 350–368.

Lewis, N. A.., Liu, F., Seymour, L., Magnusen, A., Erves, T. R.., Arca, J. Faye., Beckford, F. A.., Venkatraman, R., Gonzalez-Sarrias, A., Fronczek, F. R.., Van Derveer, D. G.., Seeram, N. P.., Liu, A., Jarrett, W. L.. and Holder, A. (2012). Synthesis, Characterisation, and Preliminary In Vitro Studies of Vanadium(IV) Complexes with a Schiff Base and Thiosemicarbazones as Mixed Ligands. Eur. J. Inorg. Chem. 2012 (4) , pp. 664-677.

Holder, A. (2011). Chromium, molybdenum and tungsten. Annual Reports Section" A"(Inorganic Chemistry) 107 , pp. 163--172.

Holder, A. (2011). Inorganic pharmaceuticals. Annual Reports Section" A"(Inorganic Chemistry) 107 , pp. 359–378.

Holder, A. (2010). Chromium, molybdenum and tungsten. Annual Reports Section" A"(Inorganic Chemistry) 106 , pp. 176–185.

Cohen, M. D.., Sisco, M., Prophete, C., Yoshida, K., Chen, L., Zelikoff, J. T.., Smee, J., Holder, A., Stonehuerner, J., Crans, D. C.. and Ghio, A. J.. (2010). Effects of metal compounds with distinct physicochemical properties on iron homeostasis and antibacterial activity in the lungs: chromium and vanadium. Inhalation Toxicol. 22 (2) , pp. 169-178.

Kumar, A., Moody, L., Olaivar, J. F.., Lewis, N. A.., Khade, R. L.., Holder, A., Zhang, Y. and Rangachari, V. (2010). Inhibition of Ab42 Peptide Aggregation by a Binuclear Ruthenium(II)-Platinum(II) Complex: Potential for Multimetal Organometallics as Anti-amyloid Agents. ACS Chem. Neurosci. 1 (10) , pp. 691-701.

Holder, A. (2010). Inorganic pharmaceuticals. Annual Reports Section" A"(Inorganic Chemistry) 106 , pp. 504–525.

Rambaran, V. H., Balof, S., Moody, L., VanDerveer, D. and Holder, A. (2009). A new and efficient synthetic route for the synthesis of 3, 6-dimethylpyrazine-2, 5-dicarboxylic acid hydrate: molecular structure and unique supramolecular interactions. CrystEngComm 11 (4) , pp. 580–582.

Holder, A. (2009). Chromium, molybdenum and tungsten. Annual Reports Section" A"(Inorganic Chemistry) 105 , pp. 201–210.

Gaidamauskas, E., Parker, H., Kashemirov, B. A.., Holder, A., Saejueng, K., McKenna, C. E.. and Crans, D. C.. (2009). Complexation of bisphosphonates with ytterbium(III): Application of phosphate and ATP detection assay based on Yb3+-pyrocatechol violet. J. Inorg. Biochem. 103 (12) , pp. 1652-1657.

Brown, R. F.., Dasgupta, T. P.., Maragh, P. T.. and Holder, A. (2009). Dynamic studies of transnitrosation of thiols of biological importance by the nitrosated 4,4’,4”,4”’-tetrasulfophthalocyaninecobaltate(III) anion in aqueous solution. Biophysical Chemistry 141 (2-3) , pp. 198-202.

Wang, S., Milam, J., Ohlin, A. C.., Rambaran, V. H.., Clark, E., Ward, W., Seymour, L., Casey, W. H.., Holder, A. and Miao, W. (2009). Electrochemical and Electrogenerated Chemiluminescent Studies of a Trinuclear Complex, [((phen)2Ru(dpp))2RhCl2]5+, and Its Interactions with Calf Thymus DNA. Anal. Chem. 81 (10) , pp. 4068-4075.

Moody, L. and Holder, A. (2009). Inorganic pharmaceuticals. Annual Reports Section" A"(Inorganic Chemistry) 105 , pp. 505–524.

Beckford, F. A.., Shaloski, Jr., M., Leblanc, G., Thessing, J., Lewis-Alleyne, L. C.., Holder, A., Li, L. and Seeram, N. P.. (2009). Microwave synthesis of mixed ligand diimine-thiosemicarbazone complexes of ruthenium(II): biophysical reactivity and cytotoxicity. Dalton Trans. (48) , pp. 10757-10764.

Holder, A. (2008). Chromium, molybdenum and tungsten. Annual Reports Section" A"(Inorganic Chemistry) 104 , pp. 167–177.

Moody, L. and Holder, A. (2008). Inorganic pharmaceuticals. Annual Reports Section" A"(Inorganic Chemistry) 104 , pp. 477–497.

Gaidamauskas, E., Saejueng, K., Holder, A., Bharuah, S., Kashemirov, B. A., Crans, D. C. and McKenna, C. E. (2008). Metal complexation chemistry used for phosphate and nucleotide determination: an investigation of the Yb3+–pyrocatechol violet sensor. JBIC Journal of Biological Inorganic Chemistry 13 (8) , pp. 1291–1299.

Moody, L., Balof, S., Smith, S., Rambaran, V. H., VanDerveer, D. and Holder, A. (2008). Tetra-$\mu$-aqua-octaaquabis ($\mu$-4-chloropyridine-2, 6-dicarboxylato) bis (4-chloropyridine-2, 6-dicarboxylato) tricobalt (II) disodium (I) bis [triaquabis (4-chloropyridine-2, 6-dicarboxylato) cobalt (II)] hexahydrate. Acta Crystallographica Section E: Structure Reports Online 64 (1) , pp. m262--m263.

Moody, L., Balof, S., Smith, S., Rambaran, V. H., VanDerveer, D. and Holder, A. (2008). Tetra-μ-aqua-octaaquabis (μ-4-chloropyridine-2, 6-dicarboxylato) bis (4-chloropyridine-2, 6-dicarboxylato) tricobalt (II) disodium (I) bis [triaquabis (4-chloropyridine-2, 6-dicarboxylato) cobalt (II)] hexahydrate. Acta Crystallographica Section E: Structure Reports Online 64 (1) , pp. m262–m263.

Crans, D. C., Holder, A., Saha, T. Kumar., Prakash, G. Surya., Yousufuddin, M., Kultyshev, R., Ismail, R., Goodman, M. F., Borden, J. and Florián, J. (2007). Chelation of vanadium (V) by difluoromethylene bisphosphonate, a structural analogue of pyrophosphate. Inorganic chemistry 46 (16) , pp. 6723–6732.

Holder, A. (2007). Chromium, molybdenum and tungsten. Annual Reports Section" A"(Inorganic Chemistry) 103 , pp. 159-169.

Holder, A., Zigler, D. F., Tarrago-Trani, M. T., Storrie, B. and Brewer, K. J. (2007). Photobiological Impact of [{(bpy) 2Ru (dpp)} 2RhCl2] Cl5 and [{(bpy) 2Os (dpp)} 2RhCl2] Cl5 [bpy= 2, 2 ‘-Bipyridine; dpp= 2, 3-Bis (2-pyridyl) pyrazine] on Vero Cells. Inorganic chemistry 46 (12) , pp. 4760–4762.

Holder, A. and VanDerveer, D. (2007). Potassium (4-carboxypyridine-2, 6-dicarboxylato) dioxidovanadate (V) monohydrate. Acta Crystallographica Section E: Structure Reports Online 63 (8) , pp. m2051–m2052.

Cohen, M. D., Sisco, M., Prophete, C., Chen, L., Zelikoff, J. T., Ghio, A. J., Stonehuerner, J. D., Smee, J. J., Holder, A. and Crans, D. C. (2007). Pulmonary immunotoxic potentials of metals are governed by select physicochemical properties: vanadium agents. Journal of immunotoxicology 4 (1) , pp. 49–60.

PAYNE, V. CR., STIBRANY, R. T. and Holder, A. (2007). Synthesis and Crystal Structure of Tris (1, 10-phenanthroline) iron (II) perchlorate ethanol monosolvate hemihydrate. Analytical Sciences: X-ray Structure Analysis Online 23 , pp. X169–X170.

Payne, V. CR., Headley, O. St C., Stibrany, R. T., Maragh, P. T., Dasgupta, T. P., Newton, A. M. and Holder, A. (2007). The crystal structure of a bis (2, 6-pyridinedicarboxylato) chromate (III) anion with an elaborate network of hydrogen bonding and $\pi$ stacking. Journal of Chemical Crystallography 37 (4) , pp. 309--314.

Payne, V. CR., Headley, O. St C., Stibrany, R. T., Maragh, P. T., Dasgupta, T. P., Newton, A. M. and Holder, A. (2007). The crystal structure of a bis (2, 6-pyridinedicarboxylato) chromate (III) anion with an elaborate network of hydrogen bonding and $π$ stacking. Journal of Chemical Crystallography 37 (4) , pp. 309–314.

Holder, A. (2006). Chromium, molybdenum and tungsten. Annual Reports Section" A"(Inorganic Chemistry) 102 , pp. 194–220.

Cohen, M. D., Prophete, C., Sisco, M., Chen, L., Zelikoff, J. T., Smee, J. J., Holder, A. and Crans, D. C. (2006). Pulmonary immunotoxic potentials of metals are governed by select physicochemical properties: chromium agents. Journal of immunotoxicology 3 (2) , pp. 69–81.

Wilkins, P. C., Johnson, M. D., Holder, A. and Crans, D. C. (2006). Reduction of vanadium (V) by L-ascorbic acid at low and neutral pH: kinetic, mechanistic, and spectroscopic characterization. Inorganic chemistry 45 (4) , pp. 1471–1479.

Bakir, M., Harewood, G. R., Holder, A., Hassan, I., Dasgupta, T. P., Maragh, P. and Singh-Wilmot, M. (2005). 5-[(4-Methylphenyl) diazenyl] salicylaldehyde. Acta Crystallographica Section E: Structure Reports Online 61 (6) , pp. o1611--o1613.

Holder, A. (2005). Chromium, molybdenum and tungsten. Annual Reports Section" A"(Inorganic Chemistry) 101 , pp. 161–193.

Bakir, M., Harewood, G. R., Holder, A., Hassan, I., Dasgupta, T. P., Maragh, P. and Singh-Wilmot, M. (2005). Synthesis, spectroscopic and structural analysis of 5-(4-methylphenyldiazenyl)salicylaldehyde.. Acta Crystallographica Section E: Structure Reports Online 61 (6) , pp. o1611–o1613.

Holder, A., Swavey, S. and Brewer, K. J. (2004). Design aspects for the development of mixed-metal supramolecular complexes capable of visible light induced photocleavage of DNA. Inorganic chemistry 43 (1) , pp. 303–308.

Holder, A., Stibrany, R. T., Bolotina, N., Hall, M., Payne, V. CR., Kirschbaum, K., Pinkerton, A Alan and Newton, A. M. (2004). Synthesis and structure of [(nitrito-O, O′) bis (di-2-pyridylamine) copper (II)] nitrite. Journal of Chemical Crystallography 34 (6) , pp. 383–386.

Holder, A., Marshall, S. C., Wang, P. George. and Kwak, C. (2003). The mechanism of the decomposition of a bronchodilator, S-nitroso-N-acetyl-D, L-penicillamine (SNAP), by a bronchoconstrictor, Aqueous sulfite: Detection of the N-nitrosohydroxylamine-N-sulfonate ion. Bulletin of the Korean Chemical Society 24 (3) , pp. 350–356.

Fang, Z., Swavey, S., Holder, A., Winkel, B. and Brewer, K. J. (2002). DNA binding of mixed-metal supramolecular Ru, Pt complexes. Inorganic Chemistry Communications 5 (12) , pp. 1078–1081.

Holder, A. and Dasgupta, T. P. (2002). Kinetics and mechanism of the reduction of the molybdatopentaamminecobalt (III) ion by aqueous sulfite and aqueous potassium hexacyanoferrate (II). Inorganica chimica acta 331 (1) , pp. 279–289.

Holder, A., Brown, R. FG., Marshall, S. C., Payne, V. CR., Cozier, M. D., Alleyne, W. A. and Bovell, C. O. (2000). Mechanism of the oxidation of L-ascorbic acid by the bis (pyridine-2, 6-dicarboxylate) cobaltate (III) ion in aqueous solution. Transition metal chemistry 25 (5) , pp. 605–611.

Holder, A. and Dasgupta, T. P. (1999). Synthesis, Acid Hydrolysis and Formation of the Molybdatopentaamminechromium (III) Ion in Aqueous Solution. BioInorganic Reaction Mechanisms 1 (3) , pp. 177–188.

Holder, A., Dasgupta, T. P. and Im, S. (1997). Mechanism of the oxidation of l-ascorbic acid by the molyb-datopentaamminecobalt (III) ion in aqueous solution. Transition Metal Chemistry 22 (2) , pp. 135–140.

Holder, A., Dasgupta, T. P., McFarlane, W., Rees, N. H., Enemark, J. H., Pacheco, A. and Christensen, K. (1997). Syntheses, characterisation, infrared and 95Mo NMR spectroscopy of some coordinated oxo—molybdenum (VI) complexes. Inorganica chimica acta 260 (2) , pp. 225–228.

Varey, J. E., Lamprecht, G. J., Fedin, V. P., Holder, A., Clegg, W., Elsegood, M. RJ. and Sykes, A Geoffrey (1996). Interconversion and Reactivity of Two Heterometallic Tin-Containing Cuboidal Clusters from [Mo3S4 (H2O) 9] 4+: X-ray Structure of the Single Cube with an Mo3SnS4 Core. Inorganic chemistry 35 (19) , pp. 5525–5530.

Holder, A. and Dasgupta, T. P. (1996). Synthesis, acid hydrolysis and formation of the [(H 3 N) 5 CoOMoO 3]+ ion in aqueous solution. Journal of the Chemical Society, Dalton Transactions (13) , pp. 2637–2643.

Book Chapters

Celestine, M. J., Bullock, J. L. and Holder, A. (2014). Solving some of the world's problems with ruthenium complexes: Their use in solar energy capture and production of hydrogen Ruthenium: Synthesis, Physicochemical Properties and Applications Nova Science Publishers, Inc.

Bullock, J. L., Celestine, M. J. and Holder, A. (2014). Solving some of the world's problems with ruthenium complexes; Their role in imaging and biomedical applications Ruthenium: Synthesis, Physicochemical Properties and Applications Nova Science Publishers, Inc.

Holder, A., Lesley, L. C., Don, V. and Marvadeen, S. (2010). Dipicolinic acid, its analogues, and derivatives: aspects of their coordination chemistry Nova Science Publishers, Inc.

Roess, D. A., Smith, S. M.L.., Holder, A., Baruah, B., Trujillo, A. M., Gilsdorf, D., Stahla, M. L. and Crans, D. C. (2007). Do vanadium compounds drive reorganization of the plasma membrane and activation of insulin receptors with lipid rafts? ACS Symposium Series (pp. 121-134) ACS Publications.

Cai, T., Wang, P. and Holder, A. A. (2005). "NO and NO Donors" Nitric Oxide Donors for Pharmaceutical and Biological Applications (pp. 3-31) Wiley.

Conference Proceeding

Lewis, N. A., Liu, F., Magnusen, T., Erves, T., Arca, J. Faye., Beckford, F. A., Venkatraman, R., Sarrias, A. Gonzalez., Li, L., Parajuli, S. and Holder, A. (2011). Novel chemotherapeutic agents of vanadium (IV) with thiosemithiocarbazones and Schiff bases as ligands: Structural and in vitro studies ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY.

Johnson, R., Kapuria, S. and Holder, A. (2008). FLUO 18-Synthesis and characterization of some fluorine-containing complexes of platinum (II): Use of 19F NMR in studying DNA interactions Abstracts of Papers of the American Chemical Society.

Johnson, R., Kapuria, S. and Holder, A. (2008). INOR 614-Use of 19F NMR in studying DNA interactions with platinum (II) complexes Abstracts of Papers of the American Chemical Society.

Balof, S., Moody, L., Smith, S. and Holder, A. (2008). INOR 638-Syntheses and characterizations of some transition metal complexes containing analogs of 2, 6-pyridinedicarboxylic acid Abstracts of Papers of the American Chemical Society.

Hay, S., Holder, A., Crans, D. C., Prophete, C., Sisco, M. and Cohen, M. D. (2006). Characterization of a soluble lead (II)-dipicolinate complex and its effect as a pulmonary immunomodulatory agent ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY.

Holder, A., Harewood, G. R., Green, K. and Maragh, P. T. (2006). INOR 75-Synthesis and characterization of some Schiff Base complexes of vanadium (V)-A search for an effective insulin-enhancing compound Abstracts of Papers of the American Chemical Society.

Roess, D. A., Smith, S. ML., Holder, A. and Crans, D. C. (2006). INOR 78-Lipophilic vanadium compounds drive translocation of insulin receptors into rafts ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY.

Lenhardt, J., Holder, A., Hughes, B. K., Johnson, M. D. and Crans, D. C. (2006). INOR 832-Kinetics of NADH binding to aqueous vanadium (IV) ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY.

Hughes, B. K., Holder, A. and Crans, D. C. (2006). Interactions of NADH with aqueous vanadium (IV) ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY.

Storrie, B., Holder, A. and Brewer, K. J. (2006). Ru, Os, Rh mixed-metal complexes are a potential novel class of oxygen independent photosensitizers for photodynamic therapy (PDT) Biomedical Optics 2006 (pp. 61391G–61391G).

Holder, A., Hughes, B. and Crans, D. (2005). AEI: Reactions of aqueous vanadium with NADH ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY (pp. U2178–U2178).

Crans, D., Hughes, B. and Holder (2005). Investigative study involving the interaction between the vanadyl cation and NADH in aqueous solution. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY (pp. U1044–U1044).

Johnson, M., Wilkins, P., Crans, D. and Holder, A. (2005). Reinvestigation of the reduction of aqueous vanadium (V) by ascorbic acid: Evidence for both inner and outer sphere pathways. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY (pp. U1049–U1049).

Payne, V., Newton, A., Dasgupta, T., Maragh, P., Singh-Wilmot, M., Stibrany, R., Kirschbaum, K., Elsegood, M. and Holder, A. (2005). Syntheses and characterizations of some transition metal complexes containing 2, 6-pyridinedicarboxylic acid and various amines ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY (pp. U2073–U2073).

Brown, R., Dasgupta, T., Maragh, P. and Holder, A. (2005). The dynamic interaction of tetrasodium salt of cobalt (II)-4, 4’, 4”, 4”’-tetrasulfophthalocyanine (CoTSPc) and its nitrosated analogue, with various S-nitrosothiols and thiols respectively ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY (pp. U2034–U2034).

Lawson, R., Mayes, R., Holder, A. and Lisic, E. (2004). Comparison of a series of phenanthrolinequinone thiosemicarbazone compounds. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY (pp. U619–U619).

Brewer, K., Holder, A., Elvington, M., Williams, R., Dubash, J. and Winkel, B. (2004). Light induced DNA cleavage and photodynamic therapy properties of MMCT states of rhodium centered supramolecular complexes. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY (pp. U843–U844).

Brewer, K., Holder, A., Elvington, M. and Davenport, J. (2004). Photochemical reactivity of the MMCT states of rhodium (III) centered triads of ruthenium (II) and osmium (II): From photoinitiated electron collection to photodynamic therapy agents. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY (pp. U1460–U1461).

Brewer, K., Holder, A., Williams, R., Swavey, S. and Elvington, M. (2003). Mixed-metal supramolecular complexes as photochemical molecular devices and DNA binding and photocleavage agents ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY (pp. U64–U64).

Brewer, K., Elvington, M., Holder, A. and Swavey, S. (2003). Photochemical propertis of rhodium (III) centered triads of ruthenium (II) and osmium (II): Uses as photochemical molecular devices and DNA photocleavage agents. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY (pp. U713–U714).

Marshall, S., Holder, A. and Williams, D. (2001). Kinetics and mechanism of the reaction of S-nitroso-N-acetyl-D, L penicillamine and aqueous sulfite. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY (pp. U565–U565).

Holder, A. and Dasgupta, T. (1993). OXIDATION OF L-ASCORBIC-ACID BY THE MOLYBDATOPENTAAMMINECOBALT (III) ION IN AQUEOUS-SOLUTION ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY (pp. 614–INOR).

Presentations

Holder, A., Gurung, R. K., Jarrett, W. L. and McMillen, C. (November 30, 2018). Paper The 21st General Meeting and Conference of The Caribbean Academy Sciences (CAS) and the Caribbean Academy Sciences Jamaica (CASJ) Mona Campus.

Belus, N., Gurung, R. K., Celestine, M. J. and Holder, A. (November 17, 2018). Spectroscopic and Electrochemical Studies of Cobalt(III) Cubane Catalysts Paper Annual Biomedical Research Conference for Minority Students Indianapolis, IN.

Maass, H. M., Legere, B. W., Evaristo, N. K., Knarr, J. K., Burley, K. N., Bullock, J. L., Celestine, M. J. and Holder, A. (November 17, 2018). Synthesis, Characterization, and Catalytic Studies of Cobalt-Containing Complexes for Hydrogen Generation Paper Annual Biomedical Research Conference for Minority Students Indianapolis, IN.

Mejia, J. E., Gurung, R. K., Celestine, M. J. and Holder, A. (November 17, 2018). Synthesis, Characterization, and Catalytic Studies of Lignin Model Compounds with Cobalt(III) Cubane Complexes Paper Annual Biomedical Research Conference for Minority Students Indianapolis, IN.

Holder, A. (October 12, 2018). Biomedical and hydrogen evolution catalytic studies with cobalt-containing complexes Paper Department of Chemistry and Biochemistry, Mississippi College Clinton, MS.

Holder, A. (October 11, 2018). Cobalt(III) cubanes for water oxidation and oxidation of lignin model compounds Paper Department of Chemistry and Physics, Alcorn State University Lorman, MS.

Holder, A. (July 11, 2018). My Research and a Career in Graduate Education Paper Department of Natural Sciences, Elizabeth City State University Elizabeth City, NC.

Holder, A. (April 27, 2018). A sought after metal that has potential to help Mankind Paper Department of Chemistry and Physics, Alcorn State University Lorman, MS.

Gurung, R. K. and Holder, A. (March 29, 2018). Synthesis and characterization of novel titanium(IV) Schiff base salen complexes using various spectroscopic techniques and X-ray crystallography Paper Graduate Research Achievement Day 2018 Norfolk, VA.

Celestine, M. J., Evaristo, N. K., Legere, B. W., Knarr, J. K., Maass, H. M., Burley, K. N., Bullock, J. L. and Holder, A. (March 29, 2018). Synthesis, characterization, and electrocatalytic studies on two novel cobalt(III) complexes Paper Graduate Research Achievement Day 2018 Norfolk, VA.

Reid, A. J., Dilan-Hernandez, M. S., Kharel, G., Gurung, R. K., Celestine, M. J., Holder, A. and Dixon, D. A. (March 22, 2018). Clean fuel application using a tetranuclear cobalt(III) complex as a water oxidation catalyst Paper 255th ACS National Meeting & Exposition New Orleans, LA.

Holder, A. (March 14, 2018). One metal, not so abundant on Earth, but has potential to help Mankind Paper Department of Natural Sciences, Bowie State University Bowie, MD.

Reid, A. J., Dilan-Hernandez, M. S., Kharel, G., Gurung, R. K., Celestine, M. J., Dixon, D. A. and Holder, A. (October 23, 2017). A study involving a tetranuclear cobalt(III) complex as a water oxidation catalyst Paper Annual Biomedical Research Conference for Minority Students Phoenix, AZ.

Holder, A. (September 14, 2017). The versatile cobalt: Its role in fighting cancer and production of hydrogen Oral Presentation Department of Chemistry and Biochemistry, Andrews University, Berrien Springs Michigan.

Patel, R., Holder, A., Sankpal, U., Chhabra,, J., Brown, D. T., Gurung, R. k. and Basha, R. (July 20, 2017). Copper-Tolfenamic Acid Inhibits Breast Cancer Cell Growth via Cell Cycle Arrest and Apoptosis Oral Presentation Summer Multicultural Advanced Research Training (SMART) Program University of North Texas Health Science Center, Fort Worth, Texas.

Holder, A. (July 10, 2017). The Caribbean Way in Doing Irie Bioinorganic Chemistry at ������ and Study Abroad Experiences in Jamaica Oral Presentation Department of Chemistry, The University of York, Heslington, York, YO10 5DD, England, U.K..

Holder, A. (July 04, 2017). Students’ Study Abroad Experiences in Jamaica: Natural products as alternatives to synthetic drugs Paper The University of Sheffield, Western Bank, Sheffield, S10 2TN, England, U.K..

Holder, A., Sankpal, U., Patel, R., Chhabra, J., Brown, D. T., Gurung, R. K. and Basha, R. (June 9, 2017). Anti-Cancer Activity of a Tolfenamic Acid Derivative Against Breast and Prostate Cancer Cells Oral Presentation 12th Annual Conference on Health Disparities University of North Texas Health Science Center, Fort Worth, Texas.

Holder, A. (April 24, 2017). ������ Students’ Study Abroad Experiences in Jamaica: Natural products as alternatives to synthetic drugs Oral Presentation Baylor College of Medicine (BCM), Sabin Vaccine Institute and Texas Children’s Hospital Center for Vaccine Development, Houston, Texas.

Holder, A. (December 02, 2016). Alvin Holder’s Irie Bioinorganic Chemistry at ������ and Students’ Study Abroad Experiences in Jamaica Oral Presentation Hampton Roads Local America Chemical Society Section’s seminar ������..

Sall, N., Fetahi, K., Celestine, M. J. and Holder, A. (November 12, 2016). Synthesis and Characterization of a Novel Binuclear Ruthenium(II) Complex Oral Presentation Annual Biomedical Research Conference for Minority Students Tampa, Florida.

Alfred, T. J., Gurung, R. K., Henson, J. R., Hall, J. C. and Holder, A. (November 12, 2016). Synthesis and characterization of titanium(IV) Schiff base salen complexes: The Importance of 49Ti NMR spectroscopy for identifying titanium(IV) species in Solution Oral Presentation Annual Biomedical Research Conference for Minority Students Tampa, Florida.

Scotland, B. L., Celestine, M. J., Eppley, J. and Holder, A. (November 12, 2016). Synthesis, characterization, and electrochemical studies of Cobalt(III)-containing species Oral Presentation Annual Biomedical Research Conference for Minority Students Tampa, Florida.

Holder, A. (November 10, 2016). Irie Bioinorganic Chemistry at ������ and Study Abroad Experiences in Jamaica. Oral Presentation Annual Biomedical Research Conference for Minority Students Tampa, Florida.

Nunez, B. S., Celestine, M. J. and Holder, A. (August 25, 2016). Mechanism of the oxidation of a cobaloxime by sodium bromate in aqueous solution. Oral Presentation 252nd ACS National Meeting & Exposition Philadelphia, Pennsylvania.

Gurung, R. K., Wells, A. K., Chhabra, J., Brown, D. T. and Holder, A. (August 25, 2016). Synthesis and characterization of titanium(IV) Schiff base complexes: Exciting spectroscopic studies in solution Oral Presentation 252nd ACS National Meeting & Exposition Philadelphia, Pennsylvania.

Brown, D. T., Chhabra, J., Gurung, R. K., Celestine, M. J. and Holder, A. (August 25, 2016). Synthesis and characterization of vanadium(IV) complexes from a novel Schiff base, (E)-N'-(5-((Z)-(4-fluorophenyl)diazenyl)-2-hydroxybenzylidene)benzohydrazide Oral Presentation 252nd ACS National Meeting & Exposition Philadelphia, Pennsylvania.

Holder, A., Currie, K. E. and Beebe, S. J. (June 10, 2016). Healthy Communities, Healthy Families: Broadening our perspective from preconception to adulthood Oral Presentation The 11th Annual Texas Conference on Health Disparities University of North Texas Health Science Center Campus, Fort Worth, Texas.

Holder, A. (April 08, 2016). Solving some of the World’s problems: A large battle Oral Presentation Department of Chemistry, Norfolk State University, Norfolk, Virginia.

Joseph, L. S., Celestine, M. J. and Holder, A. (March 17, 2016). Kinetics and mechanism of the oxidation of [Co(dmgBF2)2(OH2)2] by bromine and sodium hypochlorite in aqueous media Oral Presentation 251st ACS National Meeting & Exposition San Diego, California.

Holder, A. (March 17, 2016). Light that pleases the world in science: The Karen Brewer’s effect on my academic career Paper 251st ACS National Meeting & Exposition San Diego, California.

Celestine, M. J., Lawrence, M. A., Combs, J., Galbraith, C., Joseph, L. S. and Holder, A. (March 17, 2016). Overlooked reaction involving a catalyst, [Co(dmgBF2)2(OH2)2], and a sacrificial electron donor, triethylamine during the production of hydrogen in acidified acetonitrile: A mechanistic study that must not be ignored! Oral Presentation 251st ACS National Meeting & Exposition San Diego, California..

Joseph, L. S., Celestine, M. J. and Holder, A. (November 14, 2015). Mechanism of the oxidation of a cobaloxime by bromine and sodium hypochlorite in aqueous media Oral Presentation Annual Biomedical Research Conference for Minority Students Seattle, Washington.

Holder, A. (September 18, 2015). Solving some of the World’s problems with inorganic elements: Continuation of a battle Oral Presentation Department of Chemistry, The University of Memphis, Memphis, Tennessee.

Joseph, L. S., Celestine, M. J., Bullock, J. L. and Holder, A. (February 21, 2015). Spectroscopic Elucidation of the Equilibria Involving Pyridine and Its Analogues with Cobaloximes in Various Solvents Oral Presentation 2015 Emerging Researchers National (ERN) Conference in STEM Washington Hilton in Washington, D.C.,.

Joseph, L. S., Celestine, M. J., Bullock, J. L. and Holder, A. (November 15, 2014). Spectroscopic Elucidation of the Equilibria Involving Pyridine and Its Analogues with Cobaloximes in Various Solvents Oral Presentation Annual Biomedical Research Conference for Minority Students San Antonio, Texas.

Esquivel, D. L., Celestine, M., Bullock, J. and Holder, A. (November 15, 2014). Synthesis of Potential Cobalt(II/III)-Containing Catalysts for the Production of Hydrogen from Water Oral Presentation Annual Biomedical Research Conference for Minority Students San Antonio, Texas.

Holder, A. (September 12, 2014). Solving some of the World’s problems with inorganic elements. Part 1 Oral Presentation The Department of Chemistry and Biochemistry, Florida International University, Miami, Florida.

Holder, A. (July 30, 2014). CAREER: Ruthenium(II)-cobalt(II)/cobalt(III) mixed-metal complexes for photocatalytic hydrogen production from water Oral Presentation Interdisciplinary Consortium for Research and Educational Access in Science and Engineering (INCREASE) Workshop Brookhaven National Laboratory, Upton, New York.

Celestine, M., Ledbetter, A., Corey, T., Tippie, A., Wishart, J. F., Miller, J. R. and Holder, A. (March 20, 2014). Interesting pulse radiolytic studies on cobalt(II)- and ruthenium(II)-containing complexes in acetonitrile Oral Presentation 247th ACS National Meeting & Exposition Dallas, Texas.

Celestine, M., Ledbetter, A., Corey, T., Tippie, A., Wishart, J. F., Miller, J. R. and Holder, A. (January 10, 2014). Electrochemical and radiolytic studies of cobalt(II)- and ruthenium(II)-containing complexes in acetonitrile Oral Presentation Gordon Research Conferences: Electrochemistry and Gordon Research Seminar Ventura, California.

Bullock, J. L., Lewis, N. A. and Holder, A. (January 10, 2014). Electrochemical studies of thiosemicarbazones and vanadium(IV)- and zinc-containing complexes in DMSO Oral Presentation Gordon Research Conferences: Electrochemistry and Gordon Research Seminar Ventura, California.

Tippie, A., Corey, T., Holder, A., Ledbetter, A., Feldberg, S. and Miller, J. R. (November 16, 2013). Electrochemical and Spectrophotometric Studies of Conjugated Polymers Oral Presentation Annual Biomedical Research Conference for Minority Students Nashville, Tennessee.

Menocal, L., Holder, A. and Williams, J. L. (November 16, 2013). The Effects of phen2DTT and VOphen as Chemotherapeutic agents Oral Presentation Annual Biomedical Research Conference for Minority Students Nashville, Tennessee.

Holder, A. (September 19, 2013). The role of light in fighting cancer and in artificial photosynthesis (for the production of hydrogen). Oral Presentation The Department of Chemistry and Biochemistry, Auburn University, Auburn, Alabama..

Holder, A. (May 09, 2013). Applications involving the use of d- and p-block elements as anti-cancer agents and in artificial photosynthesis (for the production of hydrogen). Oral Presentation Department of Chemistry and Biochemistry, ������, Norfolk, Virginia..

Holder, A. (May 02, 2013). Interesting developments involving the use of d- and p-block elements as anti-cancer agents and in artificial photosynthesis (for the production of hydrogen). Oral Presentation Department of Chemistry and Biochemistry, University of Texas, Arlington.

Holder, A. (April 19, 2013). Essentials of photodynamic therapeutic studies with non-transition and transition metal complexes Oral Presentation Department of Chemistry and Biochemistry, ������, Norfolk, Virginia.

Cleopatra,, R., Venkatraman, R., Lisa, W. M., Dasary, S. S.R., Arslan, Z., Holder, A. and Fronczek, F. R. (April 11, 2013). Iodido{4-phenyl-1-[1-(1,3-thiazol-2-yl- N)ethylidene]thiosemicarbazidato-2N',S}{4-phenyl-1-[1-(1,3-thiazol-2-yl)ethylidene]-thiosemicarbazide-S}cadmium(II) Oral Presentation 245th ACS National Meeting & Exposition New Orleans, Louisiana.

Holder, A., Draksharapu, A., Olaivar, J., Moffett, E., Newton, D. Andra ., Seymour, L., Ramsdale, S., Cropek, D., Metz, A., Weber, R., Browne, W. and Jarrett, W. (April 11, 2013). Photocatalytic hydrogen production with mixed-metal binuclear ruthenium(II)-cobalt(II) complexes: What a difference bridging and terminal ligands can make Paper 245th ACS National Meeting & Exposition New Orleans, Louisiana.

Kleopatra, R., Venkatraman, R., Dasary, S. S.R.., Arslan, Z., Holder, A. and Fronczek, F. R. (April 11, 2013). Synthesis, crystal structure of Zn(II) complex of 2-acetylthiazole N-phenyl-3-thiosemicarbazone. Oral Presentation 245th ACS National Meeting & Exposition New Orleans, Louisiana.

Huddleston, A., Kumar, K., Taylor, R. M., Schniper, S., Ramsdale, S., Edwards, T., González-Sarrias, A., Holder, A., Sanders, N., Sullivan, D., Jarrett, W. L., Dreschler, B., Davis, K., Bai, F., Seeram, N. P. and Kumar, V. (February 23, 2013). Highly Potent Anti-Proliferative and Anti-malarial Effects of A Gallium(III) Compound with 7-Chloroquinoline Thiosemicarbazone As A Ligand. Oral Presentation The Mississippi INBRE Annual Research Symposium .

Holder, A., Taylor, P., Magnusen, A. R., Meyer, K., Hong, Y., Ramsdale, S. E., Gordon, M., Stubbs, J., Seymour, L., Dreschler, B., Menocal, L., Weber, R. T., Smith, P. F., Dismukes, C. Charles., Bai, F., Williams, J. L., Metz, A. and Cropek, D. M. (February 23, 2013). In Vitro Studies Involving Binuclear Mixed-Metal Ruthenium(II)-Vanadium(IV) Complexes As Potential Photodynamic Therapeutic Agents Oral Presentation The Mississippi INBRE Annual Research Symposium .

Mitra, A. and Holder, A. (February 23, 2013). Use Of Caribbean Natural Products In Fighting Colorectal Cancer at Southern Miss Oral Presentation The Mississippi INBRE Annual Research Symposium Trent Lott National Center, The University of Southern Mississippi, Hattiesburg, MS 39406.

Holder, A. (February 15, 2013). Chemotherapeutic and photodynamic therapeutic studies with non-transition and transition metal complexes with unnatural and natural products Paper Department of Chemistry and Biochemistry, Southern Illinois University, Carbondale, Illinois.

Holder, A. (January 28, 2013). New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Oral Presentation Baylor College of Medicine (BCM), Sabin Vaccine Institute and Texas Children’s Hospital Center for Vaccine Development, Houston, Texas.

Holder, A. (January 14, 2013). New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Oral Presentation Department of Chemistry, The University of New Hampshire, Durham, New Hampshire.

Holder, A., González-Sarrias, A., Taylor, R., Schniper, S., Menocal, L., Beckford, F. A., Seeram, N. P. and Williams, J. L. (December 13, 2012). Inorganic Chemotherapeutics with Natural and Un-natural Products. Oral Presentation 13th Research Centers in Minority Institutions (RCMI) International Symposium on Health Disparities San Juan, Puerto Rico.

Holder, A. (December 03, 2012). New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Oral Presentation Department of Chemistry, Brooklyn College, Brooklyn, New York.

Menocal, L. A., Arca, J. F., Holder, A. and Williams, J. (November 12, 2012). “Cobalt(III) as a Chemotherapeutic Agent: Its Inhibitory Effect on the Growth of HCT116 Colon Cancer Cells Oral Presentation Annual Biomedical Research Conference for Minority Students San Jose, California.

Holder, A. (October 11, 2012). New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Oral Presentation Department of Chemistry & the Physical Sciences, William Carey University, Hattiesburg, Mississippi..

Cropek, D. M., Metz, A., Müller, A. M., Gray, H. B., Horne, T., Horton, D. C., Poluektov, O., Tiede, D. M., Weber, R. T., Jarrett, W. L., Phillips, J. D. and Holder, A. (September 12, 2012). A novel ruthenium(II)-cobaloxime supramolecular complex for photocatalytic H2 evolution: Synthesis, characterisation, and mechanistic studies Oral Presentation Inorganic Photophysics and Photochemistry- Fundamentals and Applications: Dalton Discussion 13 University of Sheffield, U.K..

Taylor, P., Magnusen, A., Liu, F., Meyer, K., Liu, A., Hong, Y. and Holder, A. (August 18, 2012). Development of binuclear mixed-metal ruthenium(II)-vanadium(IV) complexes as potential photodynamic therapeutic agents Oral Presentation The 8th International Symposium on the Chemistry, Biochemistry and Toxicology of Vanadium Washington, DC, U.S.A..

Arca, J. Faye., González-Sarrias, A., Beckford, F. A., Seeram, N. P. and Holder, A. (June 27, 2012). Biomedical applications of cobalt(III)-containing complexes: structural and in vitro studies Oral Presentation NIH, NIGMS Fourth Biennial National IDeA Symposium of Biomedical Research Excellence The Omni Shoreham Hotel Washington, DC.

Holder, A. (June 27, 2012). Novel anti-cancer inorganic pharmaceuticals derived from un-natural and natural products Oral Presentation NIH, NIGMS Fourth Biennial National IDeA Symposium of Biomedical Research Excellence The Omni Shoreham Hotel, Washington, DC.

Holder, A. (March 31, 2012). A concise perspective of my research at Southern Miss with the use of natural- and unnatural-containing products as ligands Oral Presentation The Mississippi INBRE Annual Research Symposium The Thad Cochran Center, The University of Southern Mississippi, Hattiesburg, MS 39406.

Arca, J. Faye., González-Sarrías, A., Beckford, F. A., Seeram, N. P. and Holder, A. (March 31, 2012). Development of mononuclear cobalt(III)-containing complexes as potential chemotherapeutic agents. Oral Presentation The Mississippi INBRE Annual Research Symposium The Thad Cochran Center, The University of Southern Mississippi, Hattiesburg, MS 39406.

Horton, D. C., Holder, A., Díez and Bruce, D. W. (March 29, 2012). Synthesis, characterization, and CO2 sequestering studies of cobalt(III)-containing metallomesogens Oral Presentation 243rd ACS National Meeting & Exposition .

Holder, A. (March 13, 2012). New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Oral Presentation Department of Chemistry, Clarke Atlanta University, Atlanta, Georgia.

Holder, A. (February 24, 2012). Inorganic Pharmaceuticals: A concise perspective of my research at Southern Miss Oral Presentation Mississippi Academy of Sciences Meeting Lake Terrace Convention Center, Hattiesburg, MS 39401.

Taylor, R., Ballard, R., Sarrias, A., Edwards, T., Seeram, N., Beckford, F. and Holder, A. (February 24, 2012). Novel Chemotherapeutic Agents of Copper(II) with Thiosemicarbazones as Ligands: Structural and in vitro studies Oral Presentation Mississippi Academy of Sciences Meeting Lake Terrace Convention Center, Hattiesburg, MS 39401.

Durant, J., Holder, A., Cooper, C. and Phillips, J. (February 24, 2012). The Effects of Tin and Germanium on Cancer Cell Lines Oral Presentation Mississippi Academy of Sciences Meeting Lake Terrace Convention Center, Hattiesburg, MS 39401.

Holder, A. (February 14, 2012). “New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Oral Presentation The University Maryland, Baltimore County (UMBC), Baltimore, Maryland.

Holder, A. (November 24, 2011). New initiatives in the use of cobalt-containing compounds and dipicolinic acid and its analogues in environmental remediation Oral Presentation Caribbean Institute for Meteorology and Hydrology (CIMH), Husbands, St. James.

Holder, A. (November 24, 2011). Synthesis, characterization, and electrocatalytic activity of novel ruthenium(II)-containing hydrogen-producing photocatalysts Oral Presentation Department of Biological and Chemical Sciences, The University of the West Indies, Cave Hill Campus, Barbados.

Moreira, J. R., Holder, A., Taylor, R. M., Ballard, R., González-Sarrías, A., Edwards, T. B., Seeram, N. and Beckford, F. A. (November 12, 2011). A Novel Chemotherapeutic Agent of Copper(II) With a Thiosemicarbazone as Ligand: Structural and in vitro Studies Oral Presentation Annual Biomedical Research Conference for Minority Students t. Louis, Missouri.

Holder, A. (October 14, 2011). New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Oral Presentation The University of Mississippi Medical Center, Jackson, Mississippi.

Holder, A. (October 06, 2011). New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Department of Chemistry, Clemson University, Clemson, South Carolina.

Taylor, R., Ballard, R., González-Sarrías, A., Edwards, T., Seeram, N., Beckford, F. A. and Holder, A. (September 24, 2011). Novel Chemotherapeutic Agents of Copper(II) with Thiosemithiocarbazones as Ligands: Structural and in vitro Studies. Oral Presentation The SE Regional IDeA Meeting Hilton Riverside New Orleans, New Orleans, Louisiana.

Holder, A. (July 21, 2011). Synthesis, characterization, and electrocatalytic activity of novel ruthenium(II)-containing hydrogen-producing photocatalysts Oral Presentation Department of Chemistry, California Institute of Technology, Pasadena, California.

Holder, A. (July 21, 2011). Synthesis, characterization, and electrocatalytic activity of novel ruthenium(II)-containing hydrogen-producing photocatalysts Oral Presentation Department of Chemistry, California Institute of Technology, Pasadena, California.

Holder, A. (July 12, 2011). New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Oral Presentation Department of Chemistry, The University of York, U.K..

Holder, A. (April 30, 2011). Chemotherapy and photodynamic therapy with non-transition and transition metal complexes Oral Presentation The Mississippi INBRE Annual Research Symposium Polymer Science Research Building, The University of Southern Mississippi, Hattiesburg, MS 39406.

Holder, A. (April 29, 2011). Historically Black Colleges and Universities Alternative and Renewable Energy Interests and Capabilities; Potential Collaborators Panel Oral Presentation The State of Environmental Justice in America 2011 Conference: Building the Clean Energy Economy with Equity Washington Marriott at Metro Center, 775 12th Street NW, Washington, DC 20005.

Holder, A. (April 01, 2011). New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Oral Presentation Department of Chemistry, City University of New York, Hunter College, New York..

Lewis, N. A., Liu, F., Magnusen, T., Erves, T., Arca, J. Faye., Beckford, F. A., Venkatraman, R., Sarrias, A. Gonzalez., Li, L., Parajuli, S., Seeram, N., Liu, A., Jarrett, W., Miao, W. and Holder, A. (March 31, 2011). Novel chemotherapeutic agents of vanadium(IV) with thiosemithiocarbazones and Schiff bases as ligands: Structural and in vitro studies. Oral Presentation 241st ACS National Meeting & Exposition Anaheim, California.

Manandhar, E., Holder, A., Moffett, E., Wang, S., Parajuli, S., Seawell, W. and Miao, W. (March 18, 2011). “Electrochemical and Electrogenerated Chemiluminescent Studies of Ruthenium(II) Complex [Ru(pbt)2(dpp)](PF6)2. Oral Presentation PITTCON 2011 Atlanta, GA, U.S.A..

Bridges, L. J., Parajuli, S., Lewis, N. A., Holder, A. and Miao, W. (February 11, 2011). Electrochemical and Spectroscopic Studies of Binuclear and Tetranuclear Ruthenium(II)-containing Complexes Oral Presentation Mississippi Academy of Sciences Meeting The University of Southern Mississippi, Hattiesburg, MS 39406.

Lewis, N. A., Liu, F., Magnusen, T., Erves, T., Arca, F., Beckford, F. A., Venkatraman, R., Sarrias, A. Gonzalez., Li, L., Parajuli, S., Seeram, N., Liu, A., Jarrett, W., Miao, W. and Holder, A. (February 11, 2011). Novel chemotherapeutic agents of vanadium(IV) with thiosemicarbazones as ligands: Structural aspects and in vitro studies Lecture Mississippi Academy of Sciences Meeting The University of Southern Mississippi, Hattiesburg, MS 39406.

Holder, A. (November 10, 2010). New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Oral Presentation Johnson C. Smith University, Charlotte, North Carolina.

Holder, A. (November 02, 2010). New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Oral Presentation Department of Chemistry, Texas Southern University, Houston, Texas.

Holder, A. (October 28, 2010). New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Oral Presentation The University of Southern Mississippi, Center for Science and Mathematics Education Seminar Series.

Holder, A. (September 08, 2010). New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Oral Presentation The University of the Virgin Islands, St. Thomas, Virgin Islands..

Holder, A. (April 27, 2010). New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Oral Presentation Department of Biological and Chemical Sciences, The University of the West Indies, Cave Hill Campus, Barbados.

Manandhar, E., Seawell,, W., Moffett, E., Parajuli, S., Wang, S., Holder, A. and Miao, W. (February 12, 2010). Electrochemical and Electrogenerated Chemiluminescent Studies of A Ruthenium(II) Complex [Ru(pbt)2(dpp)](PF6)2. Mississippi Academy of Sciences Meeting Lake Terrace Convention Center, Hattiesburg, MS 39401.

Lewis, N., Horne, T., Horton, D., Olaivar, J., Holland, M. and Tiede, D. (February 12, 2010). Synthesis, Characterization, and Electrocatalytic Activity of Novel Ruthenium(II)-containing Hydrogen Producing Photocatalysts Oral Presentation Mississippi Academy of Sciences Meeting Lake Terrace Convention Center, Hattiesburg, MS 39401.

Holder, A. (November 12, 2009). New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Oral Presentation Chicago State University, Chicago, Illinois.

Holder, A. (October 26, 2009). New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Oral Presentation Johnson C. Smith University, Charlotte, North Carolina.

Holder, A. (October 09, 2009). New Initiatives in Photodynamic Therapy with Non-transition and Transition Metal Complexes Oral Presentation Department of Chemistry, Georgia State University, Atlanta, Georgia.

Holder, A. (April 07, 2009). in International Pharmaceutical Research Oral Presentation The University of Trinidad and Tobago, Trinidad and Tobago.

Holder, A. (April 06, 2009). New Developments in the Fight Against Cancer Oral Presentation The University of Trinidad and Tobago, Trinidad and Tobago. Distinguished Lecture Series. The National Library AV Room, Abercromby Street, Port-of-Spain, Trinidad and Tobago..

Gaidamauskas, E., Saejueng, K., Holder, A., Baruah, S., Parker, H. L., Kashemirov, B. A., Crans, D. C. and McKenna, C. E. (March 26, 2009). Complexation of bisphosphonates with ytterbium(III): Application of Yb-pyrocatechol violet complex for solute sensing 237th ACS National Meeting Salt Lake City, UT.

Vital, J., Holder, A., Cooper, C., Johnson, B., Grover, K., Johnson, R., Seymour, L., Davis, M., Moody, L., Beckford, F. A., Seeram, N., Hurdle, J. G. and VanDerveer, D. (November 8, 2008). DNA studies and in vivo inhibition of E. coli growth by several ruthenium(II)-containing supramolecular complexes Oral Presentation Annual Biomedical Research Conference for Minority Students Orlando, Florida.

L’Agrone, W., Holder, A., Horne, T. and Mendy, J. S. (November 8, 2008). Synthesis and characterization of some Schiff base complexes of vanadium(IV) and vanadium(V)–Some exciting effective insulin-like compounds Oral Presentation Annual Biomedical Research Conference for Minority Students Orlando, Florida.

Holder, A. (October 17, 2008). The Photodynamic Therapeutic Process:-New Developments with Transition Metal Complexes Oral Presentation Department of Chemistry, The University of Memphis, Memphis, Tennessee..

Holder, A. (October 16, 2008). The Photodynamic Therapeutic Process:-New Developments with Transition Metal Complexes Oral Presentation Department of Chemistry, The University of Arkansas @ Pine Bluff, Pine Bluff, Arkansas.

Balof, S., Moody, L., Smith, S., Rambaran, V. H., VanDerveer, D. G. and Holder, A. (April 10, 2008). Syntheses and characterizations of some transition metal complexes containing analogs of 2,6-pyridinedicarboxylic acid Oral Presentation 235th ACS National Meeting New Orleans, LA.

Johnson, R., Kapuria, S., VanDerveer, D., Jarrett, W. L. and Holder, A. (April 10, 2008). Synthesis and characterization of some fluorine-containing complexes of platinum(II): Use of 19F NMR in studying DNA interactions Oral Presentation 235th ACS National Meeting New Orleans, LA.

Davis, M., Seymour, L., Rambaran, V. H., Ward, W., Clark, E., Moody, L., VanDerveer, D. G., Parajuli, S., Jarrett, W., Miao, W. and Holder, A. (April 10, 2008). Synthesis and Characterization of Some Fluorine-containing Complexes of Ruthenium(II)/platinum(II): Use of 19F NMR in Studying DNA Interactions Oral Presentation 235th ACS National Meeting New Orleans, LA.

Johnson, R., Kapuria, S., VanDerveer, D. G., Jarrett, W. L. and Holder, A. (April 10, 2008). Use of 19F NMR in studying DNA interactions with platinum(II) complexes Oral Presentation 235th ACS National Meeting New Orleans, LA.

Moody, L., Johnson, R., Seymour, L., Rambaran, V. H., Ward, W., Clark, E., VanDerveer, D., Jarrett, W. and Holder, A. (March 21, 2008). Synthesis and Characterization of Some Fluorine-containing Complexes of Ruthenium(II)/platinum(II): Use of 19F NMR in Studying DNA Interactions Oral Presentation The 35th Annual Conference of The National Organization for the Professional Advancement of Black Chemists and Chemical Engineers Philadelphia, PA.

Davis, M., Seymour, L., Rambaran, V. H., Ward, W., Clark, E., Moody, L., Parajuli, S., VanDerveer, D. G., Jarrett, W. L., Miao, W. and Holder, A. (March 10, 2008). Use of 19F NMR in studying DNA interactions with ruthenium(II) complexes. Oral Presentation 235th ACS National Meeting New Orleans, LA.

Miao, W., Milam, J., Wang, S., Rambaran, V. H., Clark, E., Ward, W., Seymour, L. and Holder, A. (March 7, 2008). Electrochemical and Electrogenerated Chemiluminescent Studies of [{(phen)2Ru(dpp)}2RhCl2]5+ and Its Interactions with DNA Oral Presentation .

Holder, A. (February 26, 2008). The Photodynamic Therapeutic Process:-New Developments with Transition Metal Complexes Oral Presentation The University of Southern Mississippi, Center for Science and Mathematics Education Seminar Series.

Balof, S., Moody, L., Smith, S., Rambaran, V. H., VanDerveer, D. and Holder, A. (February 22, 2008). Syntheses and characterizations of some transition metal complexes containing analogues of 2,6-pyridinedicarboxylic acid. Oral Presentation Mississippi Academy of Sciences Meeting Olive Branch, MS 38654.

Moody, L., Davis, M., Rambaran, V. H., Seymour, L., Ward, W., Clark, E., VanDerveer, D., Parajuli, S., Jarrett, W., Miao, W. and Holder, A. (February 22, 2008). Synthesis and characterization of some fluorine-containing complexes of ruthenium(II): use of 19F NMR in studying DNA interactions. Oral Presentation Mississippi Academy of Sciences Meeting Whispering Woods Hotel and Conference Center, Olive Branch, MS 38654.

Dasgupta, T., Brown, R., Maragh, P. and Holder, A. (August 10, 2007). Kinetic Studies of Transfer of Nitric Oxide from Nitrosated 4,4’,4’’,4’’’-Tetrasulfophthalo-cyaninecobaltate(II) (CoTSPC) Complex Anion with Various Thiols of Biological Importance Oral Presentation 41st IUPAC World Chemistry Congress Turin, Italy.

Holder, A. (April 18, 2007). A Story of The Photodynamic Therapeutic Impact of [{(bpy)2Ru(dpp)}2RhCl2]Cl5 and [{(bpy)2Os(dpp)}2RhCl2]Cl5 on African Green Monkey Kidney Epithelial (Vero) Cells Oral Presentation Department of Chemistry, McNeese State University, Lake Charles, LA 70609, US.A..

Holder, A. (March 16, 2007). Ruthenium Chemistry: Photodynamic Therapy at its Best Oral Presentation Department of Chemistry, The University of the West Indies, Mona Campus, Jamaica.

Holder, A. (March 14, 2007). Ruthenium Chemistry: Photodynamic Therapy at its Best Oral Presentation Department of Biological and Chemical Sciences, The University of the West Indies, Cave Hill Campus, Barbados..

Holder, A. (March 13, 2007). Ruthenium Chemistry: Photodynamic Therapy at its Best Lecture Department of Chemistry, The University of the West Indies, St. Augustine Campus, Trinidad and Tobago.

Holder, A. (March 12, 2007). Ruthenium Chemistry: Photodynamic Therapy at its Best Oral Presentation The University of Trinidad and Tobago, Trinidad and Tobago.

Holder, A. (March 09, 2007). The Photodynamic Therapeutic Impact of [{(bpy)2Ru(dpp)}2RhCl2]Cl5 and {(bpy)2Os(dpp)}2-RhCl2]Cl5 on African Green Monkey Kidney Epithelial (Vero) Cells Oral Presentation Department of Chemistry, Jackson State University, Jackson, MS 39217, U.S.A. .

Holder, A., Harewood, G. R., Green, K., Maragh, P. T. and Dasgupta, T. P. (February 23, 2007). Synthesis and characterization of some Schiff Base complexes of vanadium(V)-A search for an effective insulin-enhancing compound Oral Presentation 232nd American Chemical Society National Meeting San Francisco, California.

Parajuli, S., Harewood, G. R., Green, K., Maragh, P. T., Dasgupta, T. P., Maio, W. and Holder, A. (February 23, 2007). An Electrochemical Study of a Schiff Base Complex of Vanadium(V) and its Interactions with Calf Thymus DNA in DMSO-A Search for New Anti-cancer Agent Oral Presentation Mississippi Academy of Sciences Meeting Starkville, MS 39762.

Holder, A., Harewood, G. R., Green, K., Maragh, P. T. and Dasgupta, T. P. (February 23, 2007). Synthesis and characterization of some Schiff base complexes of vanadium(V)–Signs of some exciting effective insulin-like properties Oral Presentation Mississippi Academy of Sciences Meeting tarkville, MS 39762.

Lenhardt, J., Holder, A., Hughes, B. K., Johnson, M. D. and Crans, D. C. (September 14, 2006). Kinetics of NADH binding to aqueous vanadium(IV). Oral Presentation 232nd American Chemical Society National Meeting San Francisco, California.

Roess, D. A., Smith, S. M.L.., Holder, A. and Crans, D. C. (September 14, 2006). Lipophilic vanadium compounds drive translocation of insulin receptors into rafts. Oral Presentation 232nd American Chemical Society National Meeting San Francisco, California.

Holder, A., Prophete, C., Sisco, M., Chen, L., Zelikoff, J. T., Smee, J. J., Crans, D. C. and Cohen, M. D. (September 14, 2006). Role of physicochemical properties in pulmonary immunotoxic potentials of vanadium compounds Oral Presentation 232nd American Chemical Society National Meeting San Francisco, California.

Hay, S., Holder, A., Crans, D. C., Prophete, C., Sisco, M. and Cohen, M. D. (March 30, 2006). Characterization of a soluble lead(II)-dipicolinate complex and its effect as a pulmonary immunomodulatory agent Oral Presentation 231st American Chemical Society National Meeting Atlanta, Georgia.

Hughes, B. K., Mayo, A. and Crans, D. C. (March 30, 2006). Interactions of NADH with aqueous vanadium(IV) Oral Presentation 231st American Chemical Society National Meeting Atlanta, Georgia.

Holder, A. (February , 2006). Bioinorganic Chemistry of Some Transition Metal Complexes. Oral Presentation Department of Chemistry and Biochemistry, The University of Southern Mississippi, Hattiesburg, MS 39406, U.S.A..

Holder, A. (December , 2005). Synthesis, Characterization, and Bioinorganic Chemistry of Transition Metal Complexes. Their Use as Potential Photodynamic Therapeutic Agents Oral Presentation Department of Chemistry and Biochemistry, Northern Arizona University, Flagstaff, AZ 86011, U.S.A..

Payne, V. C.R.., Newton, A. M., Dasgupta, T. P., Maragh, P. T., Singh-Wilmot, M. A., Stibrany, R. T., Elsegood, M. R.J.. and Holder, A. (September 1, 2005). Syntheses and characterizations of some transition metal complexes containing 2,6-pyridinedicarboxylic acid and various amines Oral Presentation 230th American Chemical Society National Meeting Washington, D.C..

Brown, R., Dasgupta, T. P., Maragh, P. T. and Holder, A. (September 01, 2005). The dynamic interaction of the tetrasodium salt of cobalt(II)-4,4’,4’’,4’’’-tetrasulfophthalocyanine (CoTSPc) and its nitrosated analogue, with various S-nitrosothiols and thiols, respectively 230th American Chemical Society National Meeting Washington, D.C.

Holder, A., Hughes, B. K. and Crans, D. C. (September 1, 2005). AEI: Reactions of Aqueous Vanadium with NADH Oral Presentation 230th American Chemical Society National Meeting, Washington, D.C..

Holder, A., Hughes, B. K. and Crans, D. C. (August 4, 2005). An EPR Study of Reactions of Aqueous Vanadium with NADH 47th Rocky Mountain Conference on Analytical Chemistry, Grand Hyatt Denver Denver, Colorado.

Crans, D. C., Hughes, B. K. and Holder, A. (March 17, 2005). An investigative study involving the interaction between the vanadyl cation and NADH in aqueous solution Oral Presentation 229th American Chemical Society National Meeting San Diego, California.

Johnson, M. D., Wilkins, P. C., Crans, D. C. and Holder, A. (March 17, 2005). Reinvestigation of the reduction of aqueous vanadium(V) by ascorbic acid: Evidence for both inner and outer sphere pathways Oral Presentation 229th American Chemical Society National Meeting San Diego, California.

Wilkins, P. C., Johnson, M., Holder, A. and Crans, D. C. (September 5, 2004). Reinvestigation of the Ascorbic Acid Reduction of Vanadium(V) Oral Presentation The Fourth International Symposium on Chemistry and Biological Chemistry of Vanadium, .

Brewer,, K. J., Holder, A., Elvington, M., Williams, R. Lee., Dubash, J. and Winkle, B. (August 26, 2004). Light induced DNA cleavage and photodynamic therapy properties of MMCT states of rhodium centered supramolecular complexes 228th American Chemical Society National Meeting Philadelphia, Pennsylvania.

Lawson, R., Mayes, R., Holder, A. and Lisic, E. C. (April 1, 2004). Comparison of a series of phenanthrolinequinone thiosemicarbazone compounds Lecture 227th American Chemical Society National Meeting Anaheim, California.

Brewer, K., Holder, A., Ekvington, M. and Davenport, J. (April 01, 2004). Photochemical reactivity of the MMCT states of rhodium(III) centered triads of ruthenium(II) and osmium(II): From photoinitiated electron collection to photodynamic therapy agents. Oral Presentation 227th American Chemical Society National Meeting Anaheim, California.

Williams, R., Holder, A. and Brewer, K. (November 19, 2003). Mixed-metal supramolecular complexes and their light activated interactions with biological targets. Oral Presentation 55th Southeast Regional Meeting of the American Chemical Society Atlanta, Georgia.

Brewer, K., Elvington, M., Swavey, S. and Holder, A. (November 19, 2003). Supramolecular mixed-metal complexes of ruthenium(II) and rhodium(III) Oral Presentation 55th Southeast Regional Meeting of the American Chemical Society Atlanta, Georgia.

Brewer, K. J., Elvington, M., Holder, A. and Swavey, S. M. (September 11, 2003). Photochemical Properties of Rhodium(III) Centered Triads of Ruthenium(II) and Osmium(II): Uses as Photochemical Molecular Devices and DNA Photocleavage Agents Oral Presentation 226th American Chemical Society National Meeting New York, New York.

Harewood, G. R., Dasgupta, T. P., Holder, A., Hassan, I., Tang, X., Maragh, P. T., Dixon, D. A. and Singh-Wilmot, M. A. (September 11, 2003). Syntheses and Characterisation of Some Novel Tetranuclear Copper(II) Complexes Derived From Salicylaldimine-Based Ligands Oral Presentation 226th American Chemical Society National Meeting New York, New York.

Harewood, G. R., Dasgupta, T. P., Holder, A., Tang, X., McFarlane, W., Maragh, P. T. and Dixon, D. A. (September 11, 2003). Syntheses and Characterisation of Some Oxovanadium(V) Complexes Involving Salicylaldimine-Based Ligands–Attempts To Prepare Insulin Mimicking Compounds Oral Presentation 226th American Chemical Society National Meeting New York, New York.

Holder, A. (March , 2003). A Unique Induced Electron Transfer Process Involving NOX Species Oral Presentation Department of Chemistry, Jackson State University, P.O. Box 17910, Jackson, MS 39217, U.S.A..

Brewer, K. J., Holder, A. and Swavey, S. M. (March 27, 2003). Mixed-metal supramolecular complexes as DNA photocleavage and photodynamic therapy agents Lecture 225th American Chemical Society National Meeting New Orleans, Louisiana.

Brewer, K. J., Holder, A., Williams, R. Lee., Swavey, S. M. and Elvington, M. (March 27, 2003). Mixed-metal supramolecular complexes as photochemical molecular devices and DNA binding and photocleavage agents. Oral Presentation 225th American Chemical Society National Meeting New Orleans, Louisiana.

Holder, A., Swavey, S. M., Williams, R. Lee., Tarrago-Trani, M. Teresa., Storrie, B. and Brewer, K. J. (March 22, 2003). Supramolecular Complexes as a New Structural Motif for the Development of a Novel Class of Photodynamic Therapy Agents Oral Presentation The 23rd Annual American Cancer Society, Virginia Division Seminar on Basic and Clinical Cancer Research Charlottesville, Virginia.

Holder, A. (February , 2003). Ligand and Induced Redox Processes-The Molybdenum, Chalcogen, and Nitric Oxide Story. Oral Presentation North Carolina Central University, North Carolina Central University, 1801 Fayetteville Street, Durham, NC 27707, U.S.A..

Holder, A. (February , 2003). Reactivity of some Sulfur-Containing Species with NOX Compounds Oral Presentation Department of Chemistry, Hampton University, Hampton, VA 23668, U.S.A..

Marshall, S. C., Holder, A. and Williams, D. H. (August 30, 2001). Kinetics and Mechanism of the Reaction of S-nitroso-N-acetyl-D,L-penicillamine and Aqueous Sulfite Lecture 222nd American Chemical Society National Meeting Chicago, Illinois.

Gribbs, H., Campbell, M. A. and Holder, A. (April 20, 2001). The use of Tunicates as Indicators of Water Quality along the North and West Coasts of Barbados Oral Presentation 4th International Congress on Chemistry/13th Caribbean Conference on Chemistry and Chemical Engineering Havana International Conference Center, Cuba.

Holder, A. and Dasgupta, T. P. (March 10, 1995). Kinetics and Mechanism of the Acid Catalysed Hydrolysis of the molybdatopentaamminecobalt(III) ion in aqueous solution Oral Presentation 11th Caribbean Conference of Chemistry and Chemical Engineering St. Augustine, Trinidad and Tobago.

Holder, A. and Dasgupta, T. P. (April 2, 1993). Oxidation of L-ascorbic acid by the molybdatopentaammine-cobalt(III) ion in aqueous solution. Oral Presentation 205th Spring Meeting of the American Chemical Society .

• 2017: Center for Health Disparities Research Pilot Award, University of North Texas Health Science Center
• 2016: College of Sciences Early Career Distinguished Research Award.,
• 2015: A fellowship to participate in the 2015 STAR Fellowship Program, North Texas Health Science Center
• 2015: The President John R. Broderick’s “A Champion of Diversity” , ������
• 2015: Awarded release time from teaching for the Faculty Proposal Preparation Program, ������
• 2015: Fellow of The Royal Society of Chemistry (FRSC) , The Royal Society of Chemistry, U.K
• 2005: American Chemical Society Biological Chemistry Division Travel Award, 230th American Chemical Society National Meeting, Washington, D.C.
• 2001: Caribbean Academy of Sciences Award, University of the West Indies, Mona Campus
• 2000: American Chemical Society International Initiatives Program, American Chemical Society
• 1997: U.W.I./Inter-American Development Bank Staff Training Program Award, ExxonMobil Research