PPD, Inc. has purchased Merck’s 130,000-sq.-ft. vaccine testing lab and related equipment in Wayne, PA and hired the 80 Merck employees who operate the facility. PPD will provide assay development and immunogenicity testing services to support Merck’s vaccine portfolio for five years. PPD and Merck have also expanded their existing central lab service relationship. PPD will provide traditional central lab and sample storage services to Merck for its clinical development activities for five ye...