Alwin Max Pappenheimer Jr. (November 25, 1908 – March 21, 1995) was an American biochemist and immunologist.
[1][3] He performed ultracentrifugation-based analysis of diphtheria toxin-antitoxin interactions with Mary Locke Petermann and John Warren Williams at the University of Wisconsin.
[4] Pappenheimer was professor of biology at Harvard University,[1][3] professor of bacteriology and immunology at New York University,[1] master of Dunster House,[3] a member of the National Academy of Sciences,[2] a member of the American Academy of Arts and Sciences,[2] president of the American Association of Immunologists.
[2] He received the 1941 Eli Lilly and Company-Elanco Research Award and the 1990 Paul Ehrlich Prize and Gold Medal.
He was the eldest son of Dr. Alwin Max Pappenheimer, a distinguished pathologist on the faculty of the College of Physicians and Surgeons at Columbia University.