B.Sc. (1959) Food Science and Microbiology – Ain Shams University, Cairo, Egypt
Ph.D. (1967) Microbiology – University of California, Davis, USA
Postdoctoral Fellow (1967-1968) – Microbiology - University of California, Davis, USA


Dobrogosz, W. J., T. J. Peacock, and H. M. Hassan (2010). Evolution of the probiotic concept: from conception to validation and acceptance in medical science. Adv. Appl. Microbiol. 72:1-41.
Troxell, B., M.L. Sikes, R.C. Fink, A. Vazquez-Torres, J. Jones-Carson, and H. M. Hassan. (2011). Fur negatively regulates hns and is required for the expression of HilA and virulence in Salmonella enterica serovar Typhimurium. J. Bacteriol. 193: 497-505.
Evans, M.R., R.C. Fink, A. Vanquez-Torres, S. Porwollik, J. Jones-Carson, M. McClelland, and H. M. Hassan.  (2011). Analysis of the ArcA regulon of Salmonella enterica sv. Typhimurium 14028s. BCM Microbiology11:58(doi:101186/1471-2190-11-58)
Troxell, B., R.C. Fink, S. Porwollik, M. McClelland, and H. M. Hassan. (2011). The Fur Regulon in Anaerobically Grown Salmonella enterica sv. Typhimurium: Identification of New Fur Targets. BCM Microbiology 11:236 (doi:101186/1471-2180-11-236)
Qiu, R.,  J. Croom, R.A. Ali, C. Ashwell, H. M. Hassan, C.C. Chiang, and M.D. Koci. (2012). Direct fed microbial supplementation repartitions host energy to the immune system. J. Animal Sci. 90:1-13 (doi:10.2527/Jas 2011-4611)
Troxell, B and H.M. Hassan (2013) Transcriptional regulation by Ferric Uptake Regulator (Fur) in pathogenic bacteria. Front. Cell. Infect. Microbiol. 3:59. doi: 10.3389/fcimb.2013.00059
Husain, M., J. Jones-Carson, L. Liu, M. Song, J. R. Saah, B. Troxell, M. Mendoza, H. Hassan, and A. Vázquez-Torres (2013). Ferric uptake regulator-dependent antinitrosative defenses in Salmonella pathogenesis. Infec. Immun.  doi:10.1128/IAI.01201-13