VANCOUVER, BRITISH COLUMBIA--(Marketwire - November 07, 2007) - Upstream Biosciences Inc. (OTCBB: UPBS) today announced it is establishing a Chemoinformatics Program to extend its drug discovery efforts into additional disease areas. Upstream’s Chemoinformatics Program combines artificial intelligence, advanced computational methods and chemical diversity techniques that will be applied to the company’s proprietary drug scaffolds and compound library. This effort will initially build on Upstream’s recently acquired novel compounds that in laboratory studies demonstrate both human and veterinary potential against major tropical parasitic diseases, including trypanosomiasis and leishmaniasis. Separately, Upstream also announced that it has filed a provisional United States patent on methods for incorporating data on genetic variations it will generate in its biomarker discovery efforts as well as those in the public domain into the Chemoinformatics program.