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Aprea Therapeutics Announces Presentations on its Next Generation WEE1 Inhibitor, APR-1051, and A Novel Macrocyclic ATR Inhibitor, ATRN-119, at AACR Annual Meeting 2024
Pre-clinical findings underscore the potential of APR-1051, a next-generation WEE1 kinase inhibitor, to be a well-tolerated and effective treatment for Cyclin

About this update from Aprea Therapeutics, Inc.
[{"type":"text","content":"Pre-clinical findings underscore the potential of APR-1051, a next-generation WEE1 kinase inhibitor, to be a well-tolerated and effective treatment for Cyclin E-overexpressing cancers IND for APR-1051 has been cleared; details on planned Phase 1 first in human trial (ACESOT-1051) presented ATRN-119, a novel macrocyclic ATR inhibitor, continues to appear safe and well tolerated with no Dose Limiting Toxicities observed in ongoing Phase 1/2a study; preliminary signs of clinical benefit reported; enrollment in the study continues DOYLESTOWN, Pa., April 10, 2024 (GLOBE NEWSWIRE) -- Aprea Therapeutics, Inc. (Nasdaq: APRE) (“Aprea”, or the “Company”), a clinical-stage biopharmaceutical company focused on precision oncology through synthetic lethality, today released details about four poster presentations at the ongoing American Association of Cancer Research (AACR) Annual Meeting, taking place April 5 to 10, 2024 in San Diego, CA. The posters feature APR-1051, Aprea’s next-generation inhibitor of WEE1 kinase, as well as a clinical update on ATRN-119, its novel macrocyclic ATR inhibitor. The Company also presented a poster highlighting a new set of preclinical data in glioblastoma with a next-generation macrocyclic ATR inhibitor, ATRN-333. “The four poster presentations at this prestigious conference highlight our growing pipeline and commitment to help cancer patients in need,” said Dr. Oren Gilad, President and CEO of Aprea. “We are pleased to share the strong pre-clinical data and future clinical strategy for our promising next-generation WEE1 kinase inhibitor, APR-1051. We are also very excited to provide an encouraging update on the ongoing clinical study of our novel macrocyclic ATR inhibitor, ATRN-119.” Copies of the posters will be available on the Aprea corporate website here, at the conclusion of the AACR meeting. APR-1051 The novel WEE1i, APR-1051, is a potentially well tolerated and effective treatment for cyclin E-overexpressing cancers Lead Author and Presenter: Molly HansbargerAbstract Number: 7121 This poster summarizes the pre-clinical data of APR-1051APR-1051 exhibits high potency for WEE1 inhibition in vitro Selectivity is key for success. APR-1051 shows low off-target inhibition of the PLK family of kinases. To measure the potential for off-target inhibition of the PLK family of enzymes, in vitro experiments were c...