Oncternal Therapeutics Announces Presentation of Update on Phase 1/2 Clinical Trial of Cirmtuzumab in Combination with Ibrutinib at 2020 ASCO Annual Meeting

SAN DIEGO–(BUSINESS WIRE)–Oncternal Therapeutics, Inc. (Nasdaq: ONCT), a clinical-stage biopharmaceutical company focused on the development of novel oncology therapies, today announced updated interim clinical data from the ongoing Phase 1/2 CIRLL (Cirmtuzumab and Ibrutinib targeting ROR1 for Leukemia and Lymphoma) clinical trial, in which cirmtuzumab, an investigational anti-ROR1 monoclonal antibody, is being evaluated in combination with ibrutinib in patients with mantle cell lymphoma (MCL