[3] He is the Henry Bronson Professor of Pharmacology at Yale University, where he is the director of the Cheng laboratory at the Yale School of Medicine devoted to the study of antiviral drugs, and chairman of the Consortium for the Globalization of Chinese Medicine (CGCM).
in chemistry and biology, Cheng went to Canada and studied for a year at the University of Guelph.
[6] From September 1972 to June 1973, Cheng was a postdoctoral researcher under pharmacologist William Prusoff at the Yale School of Medicine.
[7] In the 1970s, together they co-formulated the Cheng-Prusoff equation to calculate the absolute inhibition constant Ki (IC50).
[6] In 1974, Cheng became an assistant professor in pharmacology at the State University of New York (SUNY), during which time he was a scientist in cancer research at the Roswell Park Comprehensive Cancer Center from 1976 to 1977, and was a associate professor of pharmacology at SUNY from 1977 to 1979.