Magenta Therapeutics, Inc., a biotechnology company focus on improving stem cell transplantation. Its product candidates are designed to bring the curative power of stem cell transplant to patients with blood cancers, genetic diseases, and autoimmune diseases. The company's product portfolio includes MGTA-117, an anti-CD117 antibody conjugated to an amanitin payload that targets hematopoietic stem cells (HSCs) and leukemia cells; and MGTA-45, an anti-human CD45 antibody conjugated to a DNA-interacting payload for HSCs, leukemia cells, and immune cells. In addition, it focus on development of ADC-based conditioning program that targets a receptor of T cells; and novel conditioning and translation stem cell sciences, as well as develops cell therapy program, E478, which is a small molecule aryl hydrocarbon receptor antagonist for stem cell-based gene therapy and genome editing. In addition, the company has a research and clinical collaboration agreement with AVROBIO, Inc. for the treatment of lysosomal storage disorders; and Beam Therapeutics, Inc. to evaluate the potential utility of MGTA-117 for conditioning of patients with sickle cell disease and beta-thalassemia. Magenta Therapeutics, Inc. was formerly known as HSCTCo Therapeutics, Inc. and changed its name to Magenta Therapeutics, Inc. in February 2016. The company was incorporated in 2015 and is headquartered in Cambridge, Massachusetts.