American Journal of Biochemistry

American Journal of Biochemistry is a peer-reviewed international journal dedicated to provide an active forum to the global scientific community for publishing and disseminating high quality research work in the field of biochemistry.

Frank Portugal

Editorial Board Member of American Journal of Biochemistry

Professor, The Catholic University of America, USA

Research Areas

Biotechnology, Molecular Biology, Microbiology, Biochemistry


Ph.DBiochemistry, University of Illinois, Chicago, Illinois
B.S.Pharmaceutical Sciences, Columbia University, New York


2010-presentProfesssor in The Catholic University of America
2007-2010Adjunct Full Professor in University of Maryland University College, College Park, Maryland
1980-1992Adjunct Associate Professor in College Park, Maryland
1987-2000Science Education Consultant in Howard Hughes Medical Institute, Chevy Chase, Maryland

Academic Achievement

Small Business Innovation Research Award, AI530581, Toxin Detection Using Antibody Fragments and Novel Biosensors, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, Maryland
First place, Medical Writing, American College of Radiology


Member of American Association for the Advancement of Science

Publications: Conferences/Workshops/Symposiums/Journals/Books

[1]  Portugal, F., Oswald T. Avery: Nobel Laureate or Noble Luminary, Perspect. Biol. Med. 53:558-570, 2010.
[2]  Yang, L., Portugal, F. and Bentley, W.C. Conditioned medium from Listeria innocua stimulates emergence from a resting state: Not a response to quorum sensing autoinducer AI-2. Biotechnol. Prog. 22:387-393, 2006
[3]  Pilevar S., Portugal, F., and Davis, C. Tapered optical fiber sensor using near-infrared fluorophores to assay hybridization. Anal. Chem. 70:2031-2037, 1998.
[4]  Twardzik, D., Pappas, T., and Portugal, F.H. DNA polymerase in virion of a reptilian type C virus. J. Virol. 13:166-170, 1974.
[5]  Twardzik, D., Simonds, J. and Portugal, F.H. Translation of AKR-murine leukemia viral RNA in an E. coli cell-free system. Biochem. Biophys. Res. Comm. 52:1108-1114, 1973.
[6]  Portugal, F.H., Simonds, J., Twardzik, D., and Oskarsson, M. Effects of simian virus 40-induced transformation on isoaccepting species of transfer RNA from mouse fibroblasts. J. Virol. 12:1616-1619, 1973.
[7]  Portugal, F.H., Simonds, J., Twardzik, D., Mulroy, P., and Oskarsson, M. Comparison of DNA-binding proteins from mouse cells in culture. Biochem. Biophys. Acta 51:789-796, 1973.
[8]  Portugal, F.H. Specificity of lysine and tyrosine transfer RNA fractions for RNA codons. Mech. Ageing and Develop. 1:23-32, 1972.
[9]  Portugal, F.H. Elution profiles of lysine and tyrosine transfer RNA during avian development. Mech. Ageing and Develop. 1:3-21, 1972.
[10]  Munro, H.N. and Portugal, F.H. Amino Acid Pools, In Bigwood, E.J. (Ed.), Encyclopedia of Nutrition, Pergamon Press, New York, pp. 197-213.
[11]  Hatfield, D., Portugal, F.H., and Caicuts, M. Transfer RNA specificity in mammalian tissues and codon responses of seryl transfer RNA. Cancer Res. 31:697-700, 1971.
[12]  Portugal, F.H., Ellwyn, D., and Jeffay, H. Lysine compartments in rat liver cells. Biochim. Biophys. Acta 215:339-347, 1970.
[13]  Hatfield, D. and Portugal, F.H. Seryl-tRNA in mammalian tissues: Chromatographic differences in brain and liver and a specific response to the codon UGA. Proc. Natl. Acad. Sciences U.S.A. 67:1200-1206, 1970.