– Single infusion of UltraCAR-T cells with or without lymphodepletion demonstrated robust expansion and persistence in blood and bone marrow –
– PRGN-3006 infusion with lymphodepletion resulted in a decrease in bone marrow blasts in 60% of heavily pre-treated patients –
– Single infusion of autologous PRGN-3006 cells resulted in 27% objective response rate (ORR) in heavily pre-treated relapsed or refractory (r/r) acute myeloid leukemia (AML) patients infused following lymphodepletion –
– PRGN-3006 was well-tolerated with no dose-limiting toxicities (DLTs) reported to date –
GERMANTOWN, Md., Dec. 12, 2022 /PRNewswire/ — Precigen, Inc., a biopharmaceutical company specializing in the development of innovative gene and cell therapies to improve the lives of patients, today presented positive Phase 1 dose escalation data from the ongoing Phase 1/1b clinical study of PRGN-3006 UltraCAR-T® in patients with r/r AML and higher risk myelodysplastic syndromes (MDS) (clinical trial identifier: NCT03927261) at the 64th American Society of Hematology (ASH) Annual Meeting and Exposition (Abstract# 4633). The presentation was delivered by David A. Sallman, MD, Assistant Member in the Department of Malignant Hematology at the H. Lee Moffitt Cancer Center & Research Institute (Moffitt) and a lead investigator for the PRGN-3006 clinical trial.