The genetic diagnosis of hereditary nonpolyposis colorectal cancer (HNPCC) using in vitro protein synthesis (IVPS) assays for hMSH2 and hMLH1: M.C. Luce1, G. Marra, S.P. Cherian, J.M. Carethers, Q. Yang, D.P. Chauhan, M. Hawn, C.G. Binnie1, L.N.W. Kam-Morgan1, and C.R. Boland. Roche Biomedical Laboratories1, Research Triangle Park, NC, and the University of Michigan School of Medicine, Ann Arbor, MI