A novel class of kinesin KIF18A inhibitors were discovered through modification of the clinical compound AMG650...Oral administration of 16 can induce a dose-dependent antitumor efficacy in the OVCAR-3 model without significant reduction in body weight. Compound 16 showed potential as a candidate for the clinical treatment of ovarian cancer.
In osteosarcoma, Ewing sarcoma, and rhabdomyosarcoma models, antitumor activity of AMG 650 was variable, ranging from no objective responses to one model with a complete response. Identification of specific determinants of sensitivity and the evaluation of activity in combination will aid in potential use of AMG 650 in these pediatric tumor settings.
over 2 years ago
Preclinical
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TP53 (Tumor protein P53) • KIF18A (Kinesin Family Member 18A)
Lastly, the combination of AMG 650 with PARP inhibitor Olaparib enhances anti-cancer activity relative to single agent alone in BRCA1- and CCNE1-altered tumor models at well-tolerated doses. Collectively, our results provide a rational therapeutic strategy for selective targeting of CIN cancers via AMG 650, a first-in-class KIF18A inhibitor.
over 2 years ago
Preclinical • BRCA Biomarker • PARP Biomarker
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TP53 (Tumor protein P53) • BRCA1 (Breast cancer 1, early onset) • CCNE1 (Cyclin E1) • KIF18A (Kinesin Family Member 18A)