Zai Lab Announces First Patient Treated in China in the Registrational Phase 2 TRIDENT-1 Study of Repotrectinib May 28, 2021 07:30 ET | Source: Zai Lab Limited Zai Lab Limited TRIDENT-1 study is enrolling patients with ROS1+ advanced NSCLC and NTRK+ advanced solid tumors. SHANGHAI and SAN FRANCISCO, May 28, 2021 (GLOBE NEWSWIRE) -- Zai Lab Limited (NASDAQ: ZLAB; HKEX: 9688), an innovative commercial-stage biopharmaceutical company today announced dosing of the first patient in China in the registrational Phase 2 portion of TRIDENT-1 study of repotrectinib being conducted by its partner Turning Point Therapeutics, Inc. and Zai Lab in patients with ROS1+ advanced non-small cell lung cancer (NSCLC) and NTRK+ advanced solid tumors. Zai Lab has an exclusive license agreement with Turning Point for the development and commercialization of repotrectinib in Greater China (mainland China, Hong Kong, Macau, and Taiwan).