Sotio Biotech AS and Biocytogen Pharmaceuticals Co. Ltd. are partnering to discover antibody-drug conjugates (ADCs) via an option and license agreement worth up to $325.5 million plus sales royalties. The deal grants Sotio of Prague, Czech Republic, the option to license multiple fully human bispecific antibodies generated with Biocytogen’s Renlite platform, which Sotio will use to develop next-generation ADCs targeting solid tumors.

Confidence in working with Chinese biopharma companies has dropped by 30% to 50% for U.S.-based life sciences companies, with Chinese contract development and manufacturing organizations the hardest hit, according to a recent LEK survey of global life sciences companies on the impact of the pending U.S. Biosecure Act.

Biocity Biopharmaceutics Co. Ltd.’s selective endothelin receptor type A antagonist, SC-0062, met the primary endpoint of reducing proteinuria in a phase II chronic kidney disease trial. The candidate showed a clinically meaningful and statistically significant reduction in proteinuria, with a clear dose-response relationship and good safety profile.

Tracon Pharmaceuticals Inc. is shuttering all development of its subcutaneous PD-L1 antibody, envafolimab, after the pivotal trial failed to meet the primary endpoint in soft tissue sarcoma.

China’s National Medical Products Administration authorized the country’s first cetuximab biosimilar with the approval of Simcere Zaiming’s Enlituo (CMAB-009, cetuximab beta injection) in combination with chemotherapy as first-line treatment for RAS/BRAF wild-type metastatic colorectal cancer. The biosimilar references originator drug Erbitux (cetuximab, Eli Lilly and Co.).

Following a day of deals that collectively bring a potential $3.75 billion into three biopharma companies – namely Ascidian Therapeutics Inc., Belharra Therapeutics Inc. and Mabcare Therapeutics – researchers will be busy discovering new therapies for neurological and immunological diseases, and advancing globally a candidate for solid tumors.

China’s National Medical Products Administration (NMPA) approved Dizal Pharmaceutical Co. Ltd.’s golidocitinib for treating adults with relapsed or refractory peripheral T-cell lymphoma whose disease has progressed or was refractory to at least one prior systemic therapy.

Innovent Biologics Inc.’s glucagon-like peptide-1 receptor and glucagon receptor dual agonist, mazdutide, saw 80% reduction in liver fat content in patients with more than 10% liver fat content in the phase III Glory-1 obesity trial.