July 26, 2005 Biotech put together a sustained advance today, more than erasing the loss from yesterday. The Centient Biotech 200 index rose 46 points higher to end at 3717.98, an increase of 1.26%. Sirna climbed on good results for its hepatitis B drug, Invitrogen added to its product line by buying BioSource, Genitope dropped on OK news about its cancer vaccine, an HIV medication from Adventrx passed in vitro test, Genentech licensed another target from ImmunoGen, and New River added to its gains. More details...