Overview A Phase II Study of AT7519M, a CDK Inhibitor, in Patients With Relapsed Mantle Cell Lymphoma Status: Completed Trial end date: 2015-02-13 Target enrollment: Participant gender: Summary The purpose of this study is to find out what effects a new drug AT7519M has on mantle cell lymphoma. Phase: Phase 2 Details Lead Sponsor: NCIC Clinical Trials GroupCollaborators: Astex PharmaceuticalsAstex Pharmaceuticals, Inc.