Arcus Biosciences, Inc. (NYSE:RCUS), a clinical-stage biopharmaceutical company focused on creating innovative cancer immunotherapies, and Strata Oncology, Inc. (“Strata”), a precision oncology company, today announced that the companies have entered into a clinical development collaboration utilizing Strata’s precision drug development platform and proprietary biomarkers to evaluate AB122, Arcus’s clinical-stage anti-PD-1 antibody