ChemoCentryx Reports Safety Results Available from Ongoing Phase I Trial of Orally Administered PD-L1 Inhibitor, CCX559, at the 2022 American Society of Clinical Oncology (ASCO) Annual Meeting

-- Consistent with approved antibody inhibitors of PD-L1, CCX559 demonstrates immunomodulatory activity in first cycle of treatment -- -- Safety and tolerability allow for continued dose escalation with no dose limiting toxicities to date -- SAN CA