P1, N=26, Terminated, Repare Therapeutics | Trial completion date: Dec 2028 --> Oct 2025 | Active, not recruiting --> Terminated | Trial primary completion date: Oct 2026 --> Oct 2025; Sponsor decided to terminate study early
18 days ago
Trial completion date • Trial termination • Trial primary completion date • First-in-human
The followed similarity research obtained a more potent analogue SS-5, which was hybridized with RP-6685 to get 1-(phenylacetyl)-2-phenyl-pyrrolidine derivative F-1. It showed potent POLθ inhibitory activity with an IC50 value of 170 nM, and good anti-proliferative activity against BRCA2-deficient DLD1 and HCT116 cell lines, with IC50 values of 4.39 μM and 4.79 μM, respectively. Further MD simulations and interaction analysis disclosed the possible binding mode of F-1 with POLθ-pol.
1 month ago
Journal
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BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset)
Further optimization of potency and ADME properties led to the identification of RP-2119 with robust in vitro cellular activity in a wide range of HR-deficient cancer cell lines. In HR-deficient cell line- and patient-derived mouse xenografts, RP-2119 demonstrated strong synergy with the PARP inhibitor, olaparib, without exacerbating its hematological toxicity.
5 months ago
Journal • BRCA Biomarker • PARP Biomarker
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset)