WESTMINSTER, Colo.--(BUSINESS WIRE)--Allos Therapeutics, Inc. (Nasdaq: ALTH) today announced that abstracts from studies of FOLOTYN™ (pralatrexate injection) were accepted for presentation at the 51st Annual Meeting of the American Society of Hematology (ASH) to be held at the Ernest N. Morial Convention Center in New Orleans, La., from December 5-8, 2009.