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Michael Barber, D.Phil.
Associate Dean for Graduate and Postdoctoral Affairs, College of Medicine - School of Biomedical Sciences
Director, Graduate Certificate in Health Sciences
Director, Graduate Certificate in Medical Biochemistry, Microbiology & Immunology
Director, Graduate Certificate in Molecular Medicine
Director, Graduate Certificate in Biotechnology
Director, Graduate Certificate in Bioinformatics
Director, Graduate Certificate in Biochemistry & Molecular Biology
Director, Masters Program in Biochemistry & Molecular Biology
Director, Masters Program in Bioinformatics & Computational Biology

Administrative Appointment: Assoc Dean
Primary Department: COLLEGE OF MEDICINE MOLECULAR MEDICINE

Assoc Dean & Dist Professor
COLLEGE OF MEDICINE MOLECULAR MEDICINE

Distinguished Professor
COP DEPT OF PHARMACEUTICAL SCIENCE

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Contacts
Email: mbarber@health.usf.edu
Phone: (813) 974-9908
Office: MDC, 1060
Mailing address 12901 Bruce B. Downs Blvd. MDC 40
Tampa, FL 33612
View My C.V.
 
Education
  • PHD, Biochemistry, University Of Sussex, Sussex, England - 1976.
  • M.Sc., Enzyme Chemistry, University of Kent, U.K., Kent, United Kingdom - 1973.
  • B.Sc. Hons., Chemistry, University of Kent, U.K., Kent, United Kingdom - 1972.
  •  
    Interdisciplinary & Emerging Signature Programs
    Cardiovascular.
     
    Research Summary

    My research focuses on how enzymes containing novel metal atoms or other non-protein components enhance biological activity.

     
    Links
    Personal Page:   http://health.usf.edu/medicine/graduatestudies/contact.htm
    Lab Link:  http://hscweb3.hsc.usf.edu/health/now/?p=233


    Selected Publications
  • Percy MJ, Crowley LJ, Roper D, Vulliamy TJ, Layton DM, Barber MJ. Identification and characterization of the novel FAD-binding lobe G75S mutation in cytochrome b(5) reductase: an aid to determine recessive congenital methemoglobinemia status in an infant. Blood cells, molecules & diseases. 36(1) : 81-90, .
  • Percy MJ, Crowley LJ, Boudreaux J, Barber MJ. Expression of a novel P275L variant of NADH:cytochrome b5 reductase gives functional insight into the conserved motif important for pyridine nucleotide binding. Archives of biochemistry and biophysics. 447(1) : 59-67, 2006.
  • Roma GW, Crowley LJ, Barber MJ. Expression and characterization of a functional canine variant of cytochrome b5 reductase. Archives of biochemistry and biophysics. 452(1) : 69-82, 2006.
  • Barber MJ, Sampson SN, Schneider RK, Baszler T, Tucker RL. Use of magnetic resonance imaging to diagnose distal sesamoid bone injury in a horse. Journal of the American Veterinary Medical Association. 229(5) : 717-20, 2006.
  • Percy MJ, Crowley LJ, Davis CA, McMullin MF, Savage G, Hughes J, McMahon C, Quinn RJ, Smith O, Barber MJ, Lappin TR. Recessive congenital methaemoglobinaemia: functional characterization of the novel D239G mutation in the NADH-binding lobe of cytochrome b5 reductase. British journal of haematology. 129(6) : 847-53, 2005.
  • Roma GW, Crowley LJ, Davis CA, Barber MJ. Mutagenesis of Glycine 179 modulates both catalytic efficiency and reduced pyridine nucleotide specificity in cytochrome b5 reductase. Biochemistry. 44(41) : 13467-76, 2005.
  • Marohnic CC, Crowley LJ, Davis CA, Smith ET, Barber MJ. Cytochrome b5 reductase: role of the si-face residues, proline 92 and tyrosine 93, in structure and catalysis. Biochemistry. 44(7) : 2449-61, 2005.
  • Davis CA, Crowley LJ, Barber MJ. Cytochrome b5 reductase: the roles of the recessive congenital methemoglobinemia mutants P144L, L148P, and R159*. Archives of biochemistry and biophysics. 431(2) : 233-44, 2004.
  • Davis CA, Barber MJ. Cytochrome b5 oxidoreductase: expression and characterization of the original familial ideopathic methemoglobinemia mutations E255- and G291D. Archives of biochemistry and biophysics. 425(2) : 123-32, 2004.
  • Smith ET, Davis CA, Barber MJ. Voltammetric simulations of multiple electron transfer/proton transfer coupled reactions: flavin adenine dinucleotide as a model system. Analytical biochemistry. 323(1) : 114-21, 2003.
  • Bewley MC, Davis CA, Marohnic CC, Taormina D, Barber MJ. The structure of the S127P mutant of cytochrome b5 reductase that causes methemoglobinemia shows the AMP moiety of the flavin occupying the substrate binding site. Biochemistry. 42(45) : 13145-51, 2003.
  • Marohnic CC, Bewley MC, Barber MJ. Engineering and characterization of a NADPH-utilizing cytochrome b5 reductase. Biochemistry. 42(38) : 11170-82, 2003.
  • Davis CA, Barber MJ. Heterologous expression of enzymopenic methemoglobinemia variants using a novel NADH:cytochrome c reductase fusion protein. Protein expression and purification. 30(1) : 43-54, 2003.
  • Pollock VV, Conover RC, Johnson MK, Barber MJ. Biotin sulfoxide reductase: Tryptophan 90 is required for efficient substrate utilization. Archives of biochemistry and biophysics. 409(2) : 315-26, 2003.
  • Pollock VV, Conover RC, Johnson MK, Barber MJ. Bacterial expression of the molybdenum domain of assimilatory nitrate reductase: production of both the functional molybdenum-containing domain and the nonfunctional tungsten analog. Archives of biochemistry and biophysics. 403(2) : 237-48, 2002.
  • Barber MJ, Desai SK, Marohnic CC, Hernandez HH, Pollock VV. Synthesis and bacterial expression of a gene encoding the heme domain of assimilatory nitrate reductase. Archives of biochemistry and biophysics. 402(1) : 38-50, 2002.
  • Davis CA, Dhawan IK, Johnson MK, Barber MJ. Heterologous expression of an endogenous rat cytochrome b(5)/cytochrome b(5) reductase fusion protein: identification of histidines 62 and 85 as the heme axial ligands. Archives of biochemistry and biophysics. 400(1) : 63-75, 2002.
  • Cheltsov AV, Barber MJ, Ferreira GC. Circular permutation of 5-aminolevulinate synthase. Mapping the polypeptide chain to its function. The Journal of biological chemistry. 276(22) : 19141-9, 2001.
  • Franco R, Pereira AS, Tavares P, Mangravita A, Barber MJ, Moura I, Ferreira GC. Substitution of murine ferrochelatase glutamate-287 with glutamine or alanine leads to porphyrin substrate-bound variants. The Biochemical journal. 356(Pt 1) : 217-22, 2001.
  • Marohnic CC, Barber MJ. Arginine 91 is not essential for flavin incorporation in hepatic cytochrome b(5) reductase. Archives of biochemistry and biophysics. 389(2) : 223-33, 2001.
  • Barber MJ, Desai SK, Marohnic CC. Assimilatory nitrate reductase: lysine 741 participates in pyridine nucleotide binding via charge complementarity. Archives of biochemistry and biophysics. 394(1) : 99-110, 2001.
  • Barber MJ, Quinn GB. Production of a recombinant hybrid hemoflavoprotein: engineering a functional NADH:cytochrome c reductase. Protein expression and purification. 23(2) : 348-58, 2001.
  • Bewley MC, Marohnic CC, Barber MJ. The structure and biochemistry of NADH-dependent cytochrome b5 reductase are now consistent. Biochemistry. 40(45) : 13574-82, 2001.
  • Pollock VV, Barber MJ. Kinetic and mechanistic properties of biotin sulfoxide reductase. Biochemistry. 40(5) : 1430-40, 2001.
  • Garton SD, Temple CA, Dhawan IK, Barber MJ, Rajagopalan KV, Johnson MK. Resonance Raman characterization of biotin sulfoxide reductase. Comparing oxomolybdenum enzymes in the ME(2)SO reductase family. The Journal of biological chemistry. 275(10) : 6798-805, 2000.
  • Pollock VV, Barber MJ. Serine 121 is an essential amino acid for biotin sulfoxide reductase functionality. The Journal of biological chemistry. 275(45) : 35086-90, 2000.
  • Kim TH, Zhao Y, Barber MJ, Kuharsky DK, Yin XM. Bid-induced cytochrome c release is mediated by a pathway independent of mitochondrial permeability transition pore and Bax. The Journal of biological chemistry. 275(50) : 39474-81, 2000.
  • Kluck RM, Esposti MD, Perkins G, Renken C, Kuwana T, Bossy-Wetzel E, Goldberg M, Allen T, Barber MJ, Green DR, Newmeyer DD. The pro-apoptotic proteins, Bid and Bax, cause a limited permeabilization of the mitochondrial outer membrane that is enhanced by cytosol. The Journal of cell biology. 147(4) : 809-22, 1999.
  • Tan D, Barber MJ, Ferreira GC. The role of tyrosine 121 in cofactor binding of 5-aminolevulinate synthase. Protein science : a publication of the Protein Society. 7(5) : 1208-13, 1998.
  • Barber MJ, Trimboli AJ, Nomikos S, Smith ET. Direct electrochemistry of the flavin domain of assimilatory nitrate reductase: effects of NAD+ and NAD+ analogs. Archives of biochemistry and biophysics. 345(1) : 88-96, 1997.
  • Pollock VV, Barber MJ. Biotin sulfoxide reductase. Heterologous expression and characterization of a functional molybdopterin guanine dinucleotide-containing enzyme. The Journal of biological chemistry. 272(6) : 3355-62, 1997.
  • Quinn GB, Trimboli AJ, Prosser IM, Barber MJ. Spectroscopic and kinetic properties of a recombinant form of the flavin domain of spinach NADH: nitrate reductase. Archives of biochemistry and biophysics. 327(1) : 151-60, 1996.
  • Trimboli AJ, Quinn GB, Smith ET, Barber MJ. Thiol modification and site directed mutagenesis of the flavin domain of spinach NADH:nitrate reductase. Archives of biochemistry and biophysics. 331(1) : 117-26, 1996.
  • Barber MJ, Quinn GB. High-level expression in Escherichia coli of the soluble, catalytic domain of rat hepatic cytochrome b5 reductase. Protein expression and purification. 8(1) : 41-7, 1996.
  • Gong J, Kay CJ, Barber MJ, Ferreira GC. Mutations at a glycine loop in aminolevulinate synthase affect pyridoxal phosphate cofactor binding and catalysis. Biochemistry. 35(45) : 14109-17, 1996.
  • Barber MJ, Kay CJ. Superoxide production during reduction of molecular oxygen by assimilatory nitrate reductase. Archives of biochemistry and biophysics. 326(2) : 227-32, 1996.
  • Barber MJ, Van Valkenburgh H, Trimboli AJ, Pollock VV, Neame PJ, Bastian NR. The amino acid sequence of Rhodobacter sphaeroides dimethyl sulfoxide reductase. Archives of biochemistry and biophysics. 320(2) : 266-75, 1995.
  • Byvoet P, Balis JU, Shelley SA, Montgomery MR, Barber MJ. Detection of hydroxyl radicals upon interaction of ozone with aqueous media or extracellular surfactant: the role of trace iron. Archives of biochemistry and biophysics. 319(2) : 464-9, 1995.
  • Ferreira GC, Vajapey U, Hafez O, Hunter GA, Barber MJ. Aminolevulinate synthase: lysine 313 is not essential for binding the pyridoxal phosphate cofactor but is essential for catalysis. Protein science : a publication of the Protein Society. 4(5) : 1001-6, 1995.
  • Pollock VV, Barber MJ. Molecular cloning and expression of biotin sulfoxide reductase from Rhodobacter sphaeroides forma sp. denitrificans. Archives of biochemistry and biophysics. 318(2) : 322-32, 1995.
  • Trimboli AJ, Barber MJ. Assimilatory nitrate reductase: reduction and inhibition by NADH/NAD+ analogs. Archives of biochemistry and biophysics. 315(1) : 48-53, 1994.
  • Quinn GB, Trimboli AJ, Barber MJ. Construction and expression of a flavocytochrome b5 chimera. The Journal of biological chemistry. 269(18) : 13375-81, 1994.
  • Barber MJ, Trimboli AJ, McIntire WS. The amino acid sequence of Pseudomonas putida azurin. Archives of biochemistry and biophysics. 303(1) : 22-6, 1993.
  • Barber MJ, Trimboli AJ, Clark M, Young C, Neame PJ. Purification and properties of Alligator mississipiensis cytochrome c. Archives of biochemistry and biophysics. 301(2) : 294-8, 1993.
  • Cannons AC, Barber MJ, Solomonson LP. Expression and characterization of the heme-binding domain of Chlorella nitrate reductase. The Journal of biological chemistry. 268(5) : 3268-71, 1993.
  • Barber MJ, Neame PJ, Lim LW, White S, Matthews FS. Correlation of x-ray deduced and experimental amino acid sequences of trimethylamine dehydrogenase. The Journal of biological chemistry. 267(10) : 6611-9, 1992.
  • Kay CJ, Solomonson LP, Barber MJ. Electrochemical and kinetic analysis of electron-transfer reactions of Chlorella nitrate reductase. Biochemistry. 30(48) : 11445-50, 1991.
  • Bastian NR, Kay CJ, Barber MJ, Rajagopalan KV. Spectroscopic studies of the molybdenum-containing dimethyl sulfoxide reductase from Rhodobacter sphaeroides f. sp. denitrificans. The Journal of biological chemistry. 266(1) : 45-51, 1991.
  • Barber MJ, Neame PJ. A conserved cysteine in molybdenum oxotransferases. The Journal of biological chemistry. 265(34) : 20912-5, 1990.
  • Kay CJ, Solomonson LP, Barber MJ. Oxidation-reduction potentials of flavin and Mo-pterin centers in assimilatory nitrate reductase: variation with pH. Biochemistry. 29(48) : 10823-8, 1990.
  • Kay CJ, Barber MJ, Solomonson LP, Kau D, Cannons AC, Hipkin CR. Spectroscopic, thermodynamic and kinetic properties of Candida nitratophila nitrate reductase. The Biochemical journal. 272(2) : 545-8, 1990.
  • Barber MJ, Notton BA. Spinach Nitrate Reductase : Effects of Ionic Strength and pH on the Full and Partial Enzyme Activities. Plant physiology. 93(2) : 537-540, 1990.
  • Kay CJ, Barber MJ. Measurement of oxidation-reduction midpoint potentials by room temperature electron paramagnetic resonance potentiometry. Analytical biochemistry. 184(1) : 11-5, 1990.
  • Kay CJ, Barber MJ, Notton BA, Solomonson LP. Oxidation--reduction midpoint potentials of the flavin, haem and Mo-pterin centres in spinach (Spinacia oleracea L.) nitrate reductase. The Biochemical journal. 263(1) : 285-7, 1989.
  • Neame PJ, Barber MJ. Conserved domains in molybdenum hydroxylases. The amino acid sequence of chicken hepatic sulfite oxidase. The Journal of biological chemistry. 264(35) : 20894-901, 1989.
  • Kay CJ, Barber MJ. EPR and kinetic analysis of the interaction of halides and phosphate with nitrate reductase. Biochemistry. 28(14) : 5750-8, 1989.
  • Barber MJ, Notton BA, Kay CJ, Solomonson LP. Chloride Inhibition of Spinach Nitrate Reductase. Plant physiology. 90(1) : 70-74, 1989.
  • Barber MJ, Pollock V, Spence JT. Microcoulometric analysis of trimethylamine dehydrogenase. The Biochemical journal. 256(2) : 657-9, 1988.
  • Kay CJ, Barber MJ, Solomonson LP. Circular dichroism and potentiometry of FAD, heme and Mo-pterin prosthetic groups of assimilatory nitrate reductase. Biochemistry. 27(16) : 6142-9, 1988.
  • Rosen GM, Britigan BE, Cohen MS, Ellington SP, Barber MJ. Detection of phagocyte-derived free radicals with spin trapping techniques: effect of temperature and cellular metabolism. Biochimica et biophysica acta. 969(3) : 236-41, 1988.
  • Spence JT, Barber MJ, Solomonson LP. Stoichiometry of electron uptake and oxidation-reduction midpoint potentials of NADH:nitrate reductase. The Biochemical journal. 250(3) : 921-3, 1988.
  • Terlesky KC, Barber MJ, Aceti DJ, Ferry JG. EPR properties of the Ni-Fe-C center in an enzyme complex with carbon monoxide dehydrogenase activity from acetate-grown Methanosarcina thermophila. Evidence that acetyl-CoA is a physiological substrate. The Journal of biological chemistry. 262(32) : 15392-5, 1987.
  • Gardlik S, Barber MJ, Rajagopalan KV. A molybdopterin-free form of xanthine oxidase. Archives of biochemistry and biophysics. 259(2) : 363-71, 1987.
  • Eichler DC, Solomonson LP, Barber MJ, McCreery MJ, Ness GC. Radiation inactivation analysis of enzymes. Effect of free radical scavengers on apparent target sizes. The Journal of biological chemistry. 262(20) : 9433-6, 1987.
  • Barber MJ, Eichler DC, Solomonson LP, Ackrell BA. Anti-flavin antibodies. The Biochemical journal. 242(1) : 89-95, 1987.
  • Barber MJ, Notton BA, Solomonson LP. Oxidation-reduction midpoint potentials of the molybdenum center in spinach NADH:nitrate reductase. FEBS letters. 213(2) : 372-4, 1987.
  • Solomonson LP, McCreery MJ, Kay CJ, Barber MJ. Radiation inactivation analysis of assimilatory NADH:nitrate reductase. Apparent functional sizes of partial activities associated with intact and proteolytically modified enzyme. The Journal of biological chemistry. 262(18) : 8934-9, 1987.
  • Barber MJ, Solomonson LP, McCreery MJ. Radiation inactivation of hepatic sulfite oxidase. Archives of biochemistry and biophysics. 256(1) : 260-4, 1987.
  • Barber MJ, Trudeau W, Byvoet P. Use of double spin-labeled histones to monitor histone-chromatin integration. Biochemical and biophysical research communications. 141(2) : 434-9, 1986.
  • Kay CJ, Solomonson LP, Barber MJ. Thermodynamic properties of the heme prosthetic group in assimilatory nitrate reductase. The Journal of biological chemistry. 261(13) : 5799-802, 1986.
  • Solomonson LP, Barber MJ, Robbins AP, Oaks A. Functional domains of assimilatory NADH:nitrate reductase from Chlorella. The Journal of biological chemistry. 261(24) : 11290-4, 1986.
  • Capeillère-Blandin C, Barber MJ, Bray RC. Comparison of the processes involved in reduction by the substrate for two homologous flavocytochromes b2 from different species of yeast. The Biochemical journal. 238(3) : 745-56, 1986.
  • Kay CJ, Barber MJ. Assimilatory nitrate reductase from Chlorella. Effect of ionic strength and pH on catalytic activity. The Journal of biological chemistry. 261(30) : 14125-9, 1986.
  • Barber MJ, Solomonson LP. The role of the essential sulfhydryl group in assimilatory NADH: nitrate reductase of Chlorella. The Journal of biological chemistry. 261(10) : 4562-7, 1986.
  • Barber MJ, Solomonson LP, Eichler DC. Spin-labeled erythrocyte membranes: direct identification of nitroxide-conjugated proteins. Biochemical and biophysical research communications. 127(3) : 793-8, 1985.
  • Eichler DC, Barber MJ, Solomonson LP. Anti-nitroxide immunoglobulin G: analysis of antibody specificity and their application as probes for spin-labeled proteins. Biochemistry. 24(5) : 1181-6, 1985.
  • Solomonson LP, Barber MJ. Spin-labeled ouabain as a probe for cardiac glycoside receptor/Na, K-ATPase. Biochemical and biophysical research communications. 124(1) : 210-6, 1984.
  • Solomonson LP, Barber MJ, Howard WD, Johnson JL, Rajagopalan KV. Electron paramagnetic resonance studies on the molybdenum center of assimilatory NADH:nitrate reductase from Chlorella vulgaris. The Journal of biological chemistry. 259(2) : 849-53, 1984.
  • Coughlan MP, Mehra RK, Barber MJ, Siegel LM. Optical and electron paramagnetic resonance spectroscopic studies on purine hydroxylase II from Aspergillus nidulans. Archives of biochemistry and biophysics. 229(2) : 596-603, 1984.
  • Barber MJ, Zektzer AS, Rosen GM, Dëmos HA, Rauckman EJ. Electron paramagnetic resonance studies of membrane proteins in hepatic microsomes. Biochimica et biophysica acta. 776(1) : 159-68, 1984.
  • Barber MJ, Siegel LM. Electron paramagnetic resonance and potentiometric studies of arsenite interaction with the molybdenum centers of xanthine oxidase, xanthine dehydrogenase, and aldehyde oxidase: a specific stabilization of the molybdenum(V) oxidation state. Biochemistry. 22(3) : 618-24, 1983.
  • Rosen GM, Barber MJ, Rauckman EJ. Disruption of erythrocyte membranal organization by superoxide. The Journal of biological chemistry. 258(4) : 2225-8, 1983.
  • Barber MJ, Rosen GM, Siegel LM, Rauckman EJ. Evidence for formation of superoxide and formate radicals in Methanobacterium formicicum. Journal of bacteriology. 153(3) : 1282-6, 1983.
  • Barber MJ, Rosen GM, Rauckman EJ. Studies of the mobility of maleimide spin labels within the erythrocyte membrane. Biochimica et biophysica acta. 732(1) : 126-32, 1983.
  • Janick PA, Rueger DC, Krueger RJ, Barber MJ, Siegel LM. Characterization of complexes between Escherichia coli sulfite reductase hemoprotein subunit and its substrates sulfite and nitrite. Biochemistry. 22(2) : 396-408, 1983.
  • Barber MJ, Siegel LM, Schauer NL, May HD, Ferry JG. Formate dehydrogenase from Methanobacterium formicicum. Electron paramagnetic resonance spectroscopy of the molybdenum and iron-sulfur centers. The Journal of biological chemistry. 258(18) : 10839-45, 1983.
  • Barber MJ, Siegel LM. Oxidation-reduction potentials of molybdenum, flavin, and iron-sulfur centers in milk xanthine oxidase: variation with pH. Biochemistry. 21(7) : 1638-47, 1982.
  • Barber MJ, Salerno JC, Siegel LM. Magnetic interactions in milk xanthine oxidase. Biochemistry. 21(7) : 1648-56, 1982.
  • Spence JT, Barber MJ, Siegel LM. Determination of the stoichiometry of electron uptake and the midpoint reduction potentials of milk xanthine oxidase at 25 degrees C by microcoulometry. Biochemistry. 21(7) : 1656-61, 1982.
  • Barber MJ, Coughlan MP, Kanda M, Rajagopalan KV. Electron paramagnetic resonance properties and oxidation-reduction potentials of the molybdenum, flavin, and iron-sulfur centers of chicken liver xanthine dehydrogenase. Archives of biochemistry and biophysics. 201(2) : 468-75, 1980.
  • Bray RC, Barber MJ, Lowe DJ. Electron-paramagnetic-resonance spectroscopy of complexes of xanthine oxidase with xanthine and uric acid. The Biochemical journal. 171(3) : 653-8, 1978.
  • Williams-Smith DL, Bray RC, Barber MJ, Tsopanakis AD, Vincent SP. Changes in apparent pH on freezing aqueous buffer solutions and their relevance to biochemical electron-paramagnetic-resonance spectroscopy. The Biochemical journal. 167(3) : 593-600, 1977.
  • Barber MJ, Bray RC, Cammack R, Coughlan MP. Oxidation--reduction potentials of turkey liver xanthine dehydrogenase and the origins of oxidase and dehydrogenase behaviour in molybdenum-containing hydroxylases. The Biochemical journal. 163(2) : 279-89, 1977.
  • Cammack R, Barber MJ, Bray RC. Oxidation-reduction potentials of molybdenum, flavin and iron-sulphur centres in milk xanthine oxidase. The Biochemical journal. 157(2) : 469-78, 1976.
  • Barber MJ, Bray RC, Lowe DJ, Coughlan MP. Studies by electron-paramagnetic-resonance spectroscopy and stopped-flow spectrophotometry on the mechanism of action of turkey liver xanthine dehydrogenase. The Biochemical journal. 153(2) : 297-307, 1976.
  • Lowe DJ, Barber MJ, Pawlik RT, Bray RC. A new non-functional form of milk xanthine oxidase containing stable quinquivalent molybdenum. The Biochemical journal. 155(1) : 81-5, 1976.
  • Bray RC, Barber MJ, Dalton H, Lowe DJ, Coughlan MP. Iron-sulphur systems in some isolated multi-component oxidative enzymes. Biochemical Society transactions. 3(4) : 479-82, 1975.
  • Bray RC, Lowe DJ, Barber MJ. Distribution of reducing equivalents on xanthine oxidase molecules and the rates of the intramolecular electron-transfer reactions. The Biochemical journal. 141(1) : 309-11, 1974.

  • Positions Held
  • President (Faculty Council-College of Medicine, University of South Florida 2005 - 2006)
  • Chair (LCME College of Medicine Evaluation Committee I - Institutional Setting: Governance and Administration, University of South Florida 2005 - 2006)
  • Professor (Department of Biochemistry & Molecular Biology, College of Medicine, University of South Florida 1991 - 2006)
  • Member (AIMS Council-College of Medicine, University of South Florida 2005 - 2005)
  • Founding Member (Institute for Biomolecular Science, University of South Florida 1986 - 2002)
  • Associate Director (Institute for Biomolecular Science, University of South Florida 1994 - 1996)
  • Director (Interdisciplinary Ph.D. Program in Cellular & Molecular Biology, University of South Florida Institute for Biomolecular Science 1994 - 1996)
  • Associate Professor (Department of Biochemistry & Molecular Biology, College of Medicine, University of South Florida 1987 - 1991)
  • Assistant Professor (Department of Biochemistry, College of Medicine, University of South Florida 1983 - 1987)
  • Senior Research Associate (Department of Biochemistry, Medical School, Duke University 1981 - 1983)
  • Research Associate (Department of Biochemistry, Medical School, Duke University 1977 - 1981)
  • Lecturer (Department of Physical Sciences, Open University 1976 - 1977)
  • Predoctoral Fellow (School of Molecular Sciences, University of Sussex 1973 - 1977)


  • Memberships
  • Peer Review Committee 5C, Am. Heart Assoc., Florida/Puerto Rico Affiliate (Member, 2004 - 2007)
  • American Heart Assoc. Florida/Puerto Rico Affl. Hillsborough Community (Member, 2005 - 2006)


  • Awards/Honors
  • Commencement Marshal (University of South Florida - 2008)
  • Distinguished University Health Professor (University of South Florida, College of Medicine - 2007)
  • Graduate Education Award (Department of Molecular Medicine, University of South Florida, College of Medicine - 2007)
  • Grasso Award (Association of Medical Science Graduate Students, University of South Florida, College of Medicine - 2007)
  • Commencement Marshal (University of South Florida - 2007)
  • USF Health Distinguished Professor nomination (University of South Florida - 2007)
  • Fellow (USF Health Leadership Institute, University of South Florida, College of Medicine (Charter Class Mem - 2007)
  • University Distinguished Professor nomination (University of South Florida - 2006)
  • Whos Who Among Executives and Professionals ( - 2006)
  • Outstanding Achievement Award, Department of Molecular Medicine (University of South Florida, College of Medicine - 2006)
  • Commencement Marshal (University of South Florida - 2006)
  • Commencement Marshal (University of South Florida - 2005)
  • University Distinguished Professor nomination (University of South Florida - 2005)
  • Commencement Marshal (University of South Florida, College of Medcine - 2004)
  • Who's Who in Medical Sciences Education ( - 2004)
  • Who's Who in Sciences Higher Education ( - 2004)
  • Commencement Marshal (University of South Florida - 2003)
  • Service First Award (State of Florida - 2002)


  • Lectures
  • "Faculty Leadership Development" University of South Florida, College of Medicine. FL, United States - 2002.

  • Profile last modified on 02/05/2014