SOUTH SAN FRANCISCO, Calif., Dec. 15 /PRNewswire/ -- Receptor BioLogix, Inc., a biopharmaceutical company focused on developing a newly discovered class of protein therapeutics to treat cancer and other diseases, today announced the following individuals have joined the company's management team: Janet I. Swearson was named chief financial officer; Guy M. Gammon, M.B., B.S. (M.D.), M.R.C.P., was appointed chief medical officer; Douglas J. Kawahara, Ph.D., was named vice president of business development, and David Lilienfeld, M.D., M.P.H., was appointed senior director, regulatory and clinical affairs.