ORLANDO, Fla.--(BUSINESS WIRE)--Celldex Therapeutics, Inc. (NASDAQ: CLDX) today announced that promising clinical data from two Phase 1 studies of CDX-1307 were presented at the 45th Annual Meeting of the American Society of Clinical Oncology (ASCO) in Orlando, Florida. CDX-1307 is a dendritic cell targeted immunotherapy designed to stimulate an immune response against hCG Beta (hCG-ß), a target antigen frequently expressed in epithelial tumors.