Dr. Sherief Ibrahim Mohamed Ahmed Khalifa

Professor & Dean

Education

  • B. Pharm. Sci. from King Saud University, Saudi Arabia in 1986
  • Ph.D. from University of Mississippi, USA in 1994

Research Interest

  • Drug discovery from nature
  • Drug metabolism utilizing microorganisms as predictors of mammalian metabolites
  • Pharmacy education

Selected Publications

  • Abuhijjleh, R.K., Shabbir, S., Al-Abd, A.M., Jiaan, N., Alshamil, S., El-labbad, E.M., & Khalifa, S. (2021). Bioactive marine metabolites derived from the Persian Gulf compared to the Red Sea: similar environments and wide gap in drug discovery. Peerj9, e11778. doi: 10.7717/peerj.11778. [link]
  • Abdalla, A., Thomas, D., McKeirnan, K., Khalifa, S. Fitness to Administer Influenza Vaccine by Pharmacists in the UAE: Quasi-experimental Pre-Post Intervention Study. Infectious Diseases in Clinical Practice. 2020 Dec 28. [link]
  • Thomas, D., Khalifa, S., Sreedharan, J., Bond, R. Inter-rater Reliability of Preceptors on Clinical Pharmacy Competency Evaluation. Current Drug Therapy. 2020. [link]
  • Grabarska, A., Skalicka-Woźniak, K., Kiełbus, M., Dmoszyńska-Graniczka, M., Miziak, P., Szumiło, J., Nowosadzka, E., Kowalczuk, K., Khalifa, S., Smok-Kalwat, J., Klatka, J., Kupisz, K., Polberg, K., Rivero-Müller, A. and Stepulak, A., 2020. Imperatorin as a Promising Chemotherapeutic Agent Against Human Larynx Cancer and Rhabdomyosarcoma Cells. Molecules, 25(9), p.2046. [link]
  • Badr, L., Mahfouz, A., Kasem, M., Mohammed, S., Alsaadi, S., Abdelsamad, O., ELenani, R., Soaly, E., Elzouki A., Rizk N., Khalifa, S., Shahin, M., Cavallari, L., Mraiche, F., Elewa, H. The effect of genetic and nongenetic factors on warfarin dose variability in Qatari population. The Pharmacogenomics Journal, 2020; 20, pages 277–284. [Link]
  • Danese E, Raimondi S, Montagnana M, Tagetti A, Langaee T, Borgiani P, Ciccacci C, Carcas A, Borobia A, Tong H, Davila-Fajardo C, Botton M, Bourgeois S, Deloukas P, Caldwell M, Burmester J, Berg R, Cavallari L, Drozda K, Huang M, Zhao L, Can H, Gonzalez-Conejero R, Roldan V, Nakamura Y, Mushiroda T, Gong I,  Kim R, Hirai K, Itoh K, Isaza C, Beltran L, Jimenez-Varo E, Canadas-Garre M, Giontella A, Kringen M, Haug K, Gwak H, Lee K, Minuz P, Lee M, Lubitz S, Scott S, Mazzaccara C, Sacchetti L, Genc E, Ozer M, Pathare A, Krishnamoorthy R, Paldi A, Siguret V, Loriot M, Kutla V, Suarez-Kurtz G, Perini J, Denny J, Ramirez A, Mittal B, Rathore S, Sagreiya H, Altmn R, Shahin M, Khalifa S, Limdi N, Rivers C, Shendre A, Chrisly D, Suriapranta I, Zhou H, Tan S, Tatarunas V, Lesauskaite V, Zhang Y, Zee A, Verhoef T, Boer A, Taljaard M, Zambon C, Pengo V, Zhang J, Primohamed M, Johnson J, Fava C. The effect of CYP4F2, VKORC1 and CYP2C9 in influencing coumarin dose. A single patient data meta‐analysis in more than 15,000 individuals. Clin. Pharmacol. Ther. 2019; 105 (6): 1477-91.  [Link]
  • Awaisu, A., Khalifa, S., Mottram, D., Ahmed, A., & Stuart, M. (2018). Instructional design and assessment of an elective course on the use of drugs in sport. Currents in Pharmacy Teaching and Learning, 10(8), 1124-1131. [Link]
  • Reardon, J., Rainkie, D., Black, E., Wilby, K., Mukhalalati, B., Aboulsoud, S., Khalifa S. & Austin, Z. (2016). Pharmacist and pharmacy student perceptions of a competency-based national licensing exam for entry to pharmacy practice in Qatar: A qualitative study. Pharmacy Education, 16 (1), 139. [Link]
  • Awaisu, A., Mottram, D., Rahhal, A., Alemrayat, B., Ahmed, A., Stuart, M., & Khalifa, S. (2015). Knowledge and perceptions of pharmacy students in Qatar on Anti-Doping in sports and on sports pharmacy in undergraduate curricula. American Journal of Pharmaceutical Education, 79(8), 119. [Link]
  • Szymanski, P.T., Ahmed, S. A., Radwan, M.M., Khalifa, S. I., & Fahmy, H. (2014). Evaluation of the anti-melanoma activities of sarcophine,(+)-7alpha, 8beta-dihydroxydeepoxysarcophine and sarcophytolide from the Red Sea soft coral Sarcophyton glaucum. Natural Product Communications, 9(2), 151. [Link]
  • Ahmed, S. A., Mesbah, M. K., Youssef, D. T., & Khalifa, S. I. (2014). Microbial production of 1α-hydroxyvitamin D3 from vitamin D3. Natural Product Research, 28(7), 444. [Link]
  • Shahin, M. H. A., Cavallari, L. H., Perera, M. A., Khalifa, S. I., Misher, A., Langaee, T., … & Johnson, J. A. (2013). VKORC1 Asp36Tyr geographic distribution and its impact on warfarin dose requirements in Egyptians. Thrombosis and Haemostasis, 109(6), 1045. [Link]
  • Helal, M. A., Khalifa, S. I., & Ahmed, S. (2013). Differential binding of latrunculins to G-actin: a molecular dynamics study. Journal of Chemical Information and Modeling, 53(9), 2369. [Link]
  • Perera, M.A., Cavallari, L.H., Limdi, N.A., Gamazon, E.R., Konkashbaev, A., Daneshjou, R., Pluzhnikov, A., Crawford, D.C., Wang, J., Liu, N., Tatonetti, N., Bourgeois, S., Takahashi, H., Bradford, Y., Burkley, B.M., Desnick, R.J., Halperin, J.L., Khalifa, S.I., Langaee, T.Y., Lubitz,S.A., Nutescu, E.A., Oetjens, M., Shahin, M.H., Patel, S.R., Sagreiya, H., Tector, M., Weck K.E., Rieder, M.J., Scott, S.A., Wu, A.H., Burmester, J.K., Wadelius, M., Deloukas ,P., Wagner, M.J., Mushiroda, T., Kubo, M., Roden, D.M., Cox, N.J., Altman, R.B., Klein, T.E., Nakamura, Y., Johnson, J.A. (2013). Genetic variants associated with warfarin dose in African-American individuals: a genome-wide association study. The Lancet, 382(9894), 790. [Link]
  • El-Ezz, R. F. A., Ahmed, S. A., Radwan, M. M., Ayoub, N. A., Afifi, M. S., Ross, S. A., Szymanski, P.T., Fahmy, H., & Khalifa, S. I,. (2013). Bioactive cembranoids from the Red Sea soft coral Sarcophyton glaucum. Tetrahedron Letters, 54(8), 989. [Link]
  • Ahmed, S. A., Khalifa, S. I., & Hamann, M. T. (2008). Antiepileptic ceramides from the Red Sea sponge Negombata corticata. Journal of Natural Products, 71(4), 513. [Link]
  • Khalifa, S., Ahmed, S., Mesbah, M., Youssef, D., & Hamann, M. (2006). Quantitative determination of latrunculins A and B in the Red Sea sponge Negombata magnifica by high performance liquid chromatography. Journal of Chromatography B, 832(1), 47. [Link]