ViroLogic Inc. has signed an expanded agreement with Pfizer Inc. to use ViroLogic’s HIV resistance testing technology for Pfizer’s HIV drug discovery and development programs.ViroLogic said the new pact covers work performed for all of Pfizer’s global research and development sites worldwide. As recommended by the FDA’s antiviral drugs advisory committee, biopharmaceutical companies are using Read more about Virologic Expands Pact With Pfizer[…]