NEW YORK--(BUSINESS WIRE)--Callisto Pharmaceuticals, Inc. (OTCBB: CLSP.OB), announced today that it adjourned its annual stockholders’ meeting held on July 9, 2010 due to lack of a quorum. The agenda for the adjourned meeting and the record date for the stockholders entitled to vote at that meeting will be publicly announced in the next few weeks. The Company will also file a new proxy statement, which will be mailed to stockholders. The Company encourages all stockholders to participate in the next stockholder meeting.