TY - GEN AU - Weissman,I L TI - Was the MHC made for the immune system, or did immunity take advantage of an ancient polymorphic gene family encoding cell surface interaction molecules? A speculative essay SN - 0883-0185 PY - 1989///0613 KW - Histocompatibility Antigens KW - genetics KW - Immune System KW - Major Histocompatibility Complex KW - Polymorphism, Genetic N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.3109/08830188809051207 ER -