Allos Therapeutics, Inc. (NASDAQ: ALTH) today reported new analysis of data from the Company's pivotal PROPEL trial of FOLOTYN® (pralatrexate injection) in patients with relapsed or refractory peripheral T-cell lymphoma (PTCL) at the 52nd American Society of Hematology (ASH) Annual Meeting in Orlando, Florida. The objective of this retrospective subgroup analysis was to assess the activity and safety of single-agent FOLOTYN in patients enrolled in PROPEL who were diagnosed with histologically confirmed relapsed or refractory transformed mycosis fungoides (tMF), which is an aggressive and difficult to treat T-cell lymphoma.