VANCOUVER, British Columbia, Sept. 1, 2011 (GLOBE NEWSWIRE) -- Tekmira Pharmaceuticals Corporation (Nasdaq:TKMR) (TSX:TKM), a leading developer of RNA interference (RNAi) therapeutics, announced today that the Company's President and Chief Executive Officer, Dr. Mark J. Murray, will present at the Stifel Nicolaus Annual Healthcare Conference on Wednesday, September 7, 2011 at 9:45 am ET at The Four Seasons Hotel in Boston.