Intraperitoneal MCY-M11 (Mesothelin-targeting CAR) for Treatment of Advanced Ovarian Cancer and Peritoneal Mesothelioma

Inclusion Criteria: * Be able to undergo peripheral blood leukapheresis; have successful placement of an intraperitoneal catheter * Be diagnosed with one of the following: metastatic or unresectable high grade serous adenocarcinoma involving the ovary, primary peritoneum, or fallopian tube with peritoneal involvement, not including mixed histologies, OR unresectable epithelioid or biphasic peritoneal mesothelioma * Be at least 4 weeks from previous anti-cancer therapy * Have a life expectancy of greater than 3 months. Exclusion Criteria: * Females who are pregnant, trying to become pregnant, or breastfeeding * Diagnosis of HIV or chronic active Hepatitis B or C * Symptomatic or uncontrolled brain metastases requiring current treatment * Impaired cardiac function or clinically significant cardiac disease * Lack of recovery of prior mild adverse events due to earlier therapies * Active infection * Another previous or current malignancy within the last 3 years, with exceptions * Concomitant chronic use of steroids or NSAIDs * Concomitant use of complementary or alternative medication or therapy * Autoimmune disease or inflammatory disease within previous 5 years