PRINCETON, N.J., April 22 /PRNewswire/ -- Celator Pharmaceuticals today announced data from animal studies demonstrating the superior bone marrow uptake of CPX-351 (Cytarabine:Daunorubicin) Liposome Injection, its lead clinical-stage program, as well as the enhanced circulation kinetics and efficacy of its preclinical hydrophobic docetaxel prodrug nanoparticle (HDPN) formulation were presented at the 101st Annual Meeting of the American Association for Cancer Research in Washington, DC (Abstracts 3698 and 5534).