Aptevo reports 93% clinical benefit rate in TP53-mutated AML trial
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Aptevo Reports 93% Clinical Benefit Rate with Mipletamig Triplet in Difficult-to-Treat TP53-Mutated Frontline AML
September 3, 2026 8:06 AM EDTRemission results nearly double published ven/aza outcomes in patients with historically limited treatment success
SEATTLE, WA / ACCESS Newswire / September 3, 2026 / Aptevo Therapeutics Inc. (Nasdaq: APVO), a clinical-stage biotechnology company developing novel multispecific immuno-oncology therapeutics, today announced a 93% clinical benefit rate with its mipletamig triplet in evaluable frontline acute myeloid leukemia (AML) patients with TP53 mutations, one of the most difficult-to-treat forms of the disease and a patient population that has historically responded poorly to... More
