LA JOLLA, Calif.--(BUSINESS WIRE)--Jan. 23, 2006--Stratagene Corporation (NASDAQ:STGN), a developer, manufacturer and marketer of specialized life science research and diagnostic products, today announced the commercial availability of PfuUltra(TM) II Fusion HS DNA Polymerase and Herculase(R) II Fusion DNA Polymerase. This new generation of high-fidelity fusion DNA polymerases delivers significant improvements such as superior yield, reliability, and faster overall run times compared to traditional high-fidelity enzymes.