ASCO GI 2025: Latest Ph 1/2 Data on ATN-022 in Advanced/Metastatic Gastric Cancer Including an ORR of 42.9% presented

“The CLINCH study is a Phase I/II study ongoing in China and Australia with a dose escalation phase followed by a dose expansion phase. As of November 22, 2024, among 21 gastric cancer patients in dose expansion phase with CLDN 18.2 expression of IHC 2+ ≥ 20% who had at least 1 tumor evaluation, the overall response rate (ORR) was 42.9%, and the disease control rate (DCR) was 95.2% (9 partial responses [PRs] including 8 confirmed PRs; and 11 stable diseases [SDs]).”
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