Dianthus Therapeutics Inc. has joined the recent trend of companies licensing therapies in development from China. The company will pay as much as $1 billion to Nanjing Leads Biolabs Co. Ltd. for DNTH-212, a bifunctional BDCA2 and BAFF/APRIL inhibitor to treat autoimmune disorders. The payment comprises $30 million up front and some near-term milestones, plus an $8 million milestone for getting a phase I study underway. Leads Biolabs is in line to bring in another $962 million in milestones and royalties.