December 21, 2004 Santa Claus made a much awaited trip to Wall Street today, bestowing the gift of higher prices. The Centient Biotech 200 closed at 3546.62, a gain of 19 points or .55%. We discuss the major story of the day--the NIH report on side-effects of Aleve and the Naproxen family of drugs--and we also cover Arena’s diabetes partnership, Medarex’s autoimmune disease success, YM Bioscience’s cancer drug, and Geron’s new stem cell patent.