NEW YORK--(BUSINESS WIRE)--March 30, 2006--Callisto Pharmaceuticals, Inc. (AMEX:KAL) (FWB:CA4), a developer of new drug treatments in the fight against cancer and other major health threats, will present an overview of the Company’s pipeline of new drug candidates and clinical programs at next month’s BIO 2006 conference, one of the biotechnology industry’s leading annual forums.