SAN DIEGO, Jan. 15, 2009 (GLOBE NEWSWIRE) -- Halozyme Therapeutics, Inc. (Nasdaq:HALO), a biopharmaceutical company developing and commercializing products targeting the extracellular matrix, today announced that Roche has dosed the first patient in a Phase 1 pharmacokinetic clinical trial with a subcutaneous formulation using Enhanze(tm) Technology of a biologic directed to a second Roche exclusive target. This has triggered a milestone payment under the agreement.