MaxCyte, the global cell-based medicines and life sciences company, announced today that the first patient has been dosed in its Phase I dose-escalation clinical trial in the United States with the Company’s lead wholly-owned chimeric antigen receptor (CAR) therapeutic candidate, MCY-M11. The study is designed to evaluate MCY-M11, a mesothelin targeting CAR, in individuals with relapsed/refractory ovarian cancer and peritoneal mesothelioma.