RADNOR, Pa., March 5, 2012 (GLOBE NEWSWIRE) -- PolyMedix, Inc. (OTCBB:PYMX), a biotechnology company focused on developing innovative therapeutic drugs to treat serious acute-care conditions, will be presenting at the Roth 24th Annual Growth Stock Conference. The Conference will take place March 11-14, 2012 Laguna Niguel, CA.