NewslettersCancer Stem Cell NewsIntestinal Cell News Personalis and UCSF to Study Clinical Utility of ctDNA for Treatment Response in Colorectal Cancer By Bob - December 6, 2022 0 297 Personalis, Inc. announced a collaboration with UC San Francisco (UCSF) that will deploy a personalized liquid biopsy-based research use only assay for a study of patients with colorectal cancer. [Personalis, Inc.] Press Release