Morphotek®, Inc., a subsidiary of Eisai Inc., announced today that it entered into a collaboration and license agreement with Fujirebio Diagnostics, Inc. (Fujirebio Diagnostics) to validate and commercialize the CA125 II assay for use on the Lumipulse® Instrument System as a companion diagnostic to aid in the selection of ovarian cancer patients who may best respond to Morphotek’s investigational antibody, farletuzumab.