REDWOOD CITY, Calif., June 8, 2009 (GLOBE NEWSWIRE) -- Threshold Pharmaceuticals, Inc. (Nasdaq:THLD) today announced that a webcast of the Company’s ASCO investor presentation is now available on the Company’s website. The webcast, which was not available immediately due to technical difficulties, can be accessed on the Investor page of the Company’s website. http://investor.thresholdpharm.com/events.cfm