FACULTY RESEARCH Ph.D. PROGRAM M.A. BIOTECHNOLOGY UNDERGRADUATE COURSES FACULTY Faculty Interests Faculty Directory Lab Information Alexander Tzagoloff Lab Members Name Email Phone Tzagoloff, Alexander Alan H Kempner Professor spud@cubpet.bio.columbia.edu (212) 854-2919 McStay, Gavin Postdoctoral Research Scientist gpm2110@columbia.edu (212) 854-2920 Zeng, Xiaomei Postdoctoral Research Scientist xz2143@columbia.edu (212) 854-2920 HOME DIRECTORIES NEWS & EVENTS RESOURCES EMPLOYMENT CONTACT US