SELLAS Life Sciences Group, Inc. focuses on the development of novel cancer immunotherapies for various cancer indications in the United States.Its lead product candidate is galinpepimut-S (GPS), a cancer immunotherapy that targets Wilms tumor 1, which is in Phase III clinical trials for the treatment of acute myeloid leukemia; and in Phase 1/2 clinical trials. The company was founded in 2012 and is headquartered in New York, New York.