BRIEF: Pfizer, Ligand ink JAK-3 pact

BRIEF: Pfizer, Ligand ink JAK-3 pact

Trading Markets - 10 minutes ago
Nov 07, 2009 (The Day - McClatchy-Tribune Information Services via COMTEX) -- PFE -- Pfizer Inc. has extended its agreement with Ligand Pharmaceuticals Inc. to continue research on the JAK-3 ...