Tekmira Pharmaceuticals Corporation Conference Call Advisory; First Quarter 2009 Operating Results and Corporate Update

VANCOUVER, BRITISH COLUMBIA--(Marketwire - May 11, 2009) - Tekmira Pharmaceuticals Corporation (TSX: TKM) announced today that it will hold a conference call and webcast on Wednesday May 13, 2009 at 9:00 am Pacific Time (12:00 noon Eastern Time) to discuss first quarter 2009 operating results and to provide a corporate update including discussion of the Roche product development agreement announced earlier today.

About the Conference Call

To participate in the conference call, please dial 416-340-2216 or 1-866-226-1792. The call will be available for replay until May 27, 2009 by calling 416-695-5800 or 1-800-408-3053 and entering the code 6661131.

The live or archived webcast can also be accessed through the Company's website at www.tekmirapharm.com.

About Tekmira

Tekmira Pharmaceuticals Corporation is a biopharmaceutical company focused on advancing novel RNAi therapeutics and providing its leading lipid nanoparticle delivery technology to pharmaceutical partners. Further information about Tekmira can be found at www.tekmirapharm.com. Tekmira is based in Vancouver, B.C.