David A. DeLong

Allos Therapeutics, Inc. is a biopharmaceutical company committed to the development and commercialization of innovative anti-cancer therapeutics. It focuses on the development and commercialization FOLOTYN a pralatrexate injection. FOLOTYN is a folate analogue metabolic inhibitor designed to accumulate preferentially in cancer cells. It targets the inhibition of dihydrofolate reductase, or DHFR, an enzyme critical in the folate pathway, thereby interfering with DNA and RNA synthesis and triggering cancer cell death. Allos Therapeutics is also developing FOLOTYN in other hematologic malignancies and solid tumors. The company was founded on September 1, 1992 and is headquartered in Westminster, CO.