Benzinga | May 27, 2021 09:01AM EDT

Aptevo Therapeutics Announces Expansion Phase Of APVO436 In Adult Patients With Acute Myeloid Leukemia

Aptevo Therapeutics Inc. ("Aptevo") (NASDAQ:APVO), a clinical-stage biotechnology company focused on developing novel immuno-oncology therapeutics based on its proprietary ADAPTIRTM and ADAPTIR-FLEXTM platform technologies today announced that the company has initiated the expansion phase of lead anti-leukemia drug candidate, APVO436, in adult patients with acute myeloid leukemia (AML) with a multi-center, multi-arm trial using the active recommended dose identified in the dose escalation phase (Part 1) of the study. During Part 1, APVO436 exhibited a manageable side effect profile, encouraging single agent activity and a promising benefit to risk profile in relapsed AML patients. The Company has plans to submit data from the dose escalation phase for publication later this year.