SOUTH EASTON, Mass., May 20, 2009 (GLOBE NEWSWIRE) -- Pressure BioSciences, Inc. (Nasdaq:PBIO) (“PBI” and the “Company”) today announced that the Company will host a teleconference to discuss its Q1 2009 financial results and to provide a business update. Anyone interested may listen to the teleconference either by telephone or through a live web-cast. The teleconference and web-cast information is provided below: