科伦药业(002422.SZ)：子公司与Crescent已建立战略合作伙伴关系，共同开发和商业化肿瘤治疗手段

Core Viewpoint - The strategic partnership between Sichuan Kelun Biotech Co., Ltd. and Crescent Biopharma aims to develop and commercialize innovative cancer therapies, including new combination treatments [1][2]. Group 1: Partnership Details - The collaboration involves Kelun Biotech's SKB105, an antibody-drug conjugate targeting integrin β6, and Crescent's dual-specific antibody CR-001, which targets PD-1 and VEGF, both intended for solid tumor treatment [2]. - The partnership grants Crescent exclusive rights to research, develop, manufacture, and commercialize SKB105 outside of Greater China, while Kelun Biotech receives exclusive rights for CR-001 within Greater China [2]. Group 2: Financial Aspects - Kelun Biotech will receive an upfront payment of $80 million from Crescent, with potential milestone payments up to $1.25 billion and tiered royalties based on SKB105's net sales [3]. - Crescent will pay Kelun Biotech an upfront fee of $20 million, with milestone payments up to $30 million and tiered royalties based on CR-001's net sales [3]. Group 3: Strategic Implications - This collaboration enhances Kelun Biotech's differentiated oncology pipeline and accelerates the global development of SKB105, increasing its commercial potential and expanding the company's global partnership network [3]. - The partnership leverages both companies' resources to explore new monotherapy and combination therapy strategies in cancer treatment, maximizing the therapeutic potential of both candidates in China and globally [3].