For 75 years, the standard tools for autoimmune disease have consisted of steroids, cytotoxics and broad biologics that tamp down the entire immune system. They can help, but they are rarely curative. “They’re blunt instruments,” Regcell Inc. CEO Mike McCullar told BioWorld. “They can’t distinguish good immune cells and bad immune cells,” which is why many carry black-box warnings and must be taken for years, sometimes for life.

Based on positive phase III study results, Metis Techbio is planning to file an NDA for its AI-derived orally disintegrating tablet drug candidate for pseudobulbar affect, MTS-004, in China next year.

Biopharma companies announced $73.38 billion in deals from 240 transactions during the third quarter (Q3) of 2025, bringing the year-to-date total to $212.44 billion, up from $149.87 billion in the same period of 2024. The total marks the highest deal value through Q3 ever recorded by BioWorld.

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.

Japan’s investor community is ramping up both inbound and outbound investment to create a cross-border fertile hub of innovation in Japan, investors said during a panel discussion at Bio Japan 2025 held in Yokohama Oct. 8 to 10.

Bio Japan 2025 was abuzz with the news that Japan has once again snagged the Nobel Prize in Physiology or Medicine, with Shimon Sakaguchi winning for his discovery of a subtype of CD4-expressing T cells that affect the immune response. Earlier today, Susumu Kitagawa snatched the second Nobel Prize for Japan, this time in chemistry. Both Nobel Prize winners were professors at Kyoto University.

In a deal that could top $2 billion, China-based Innocare Pharma Ltd. licensed the exclusive worldwide development and commercialization rights to the BTK inhibitor orelabrutinib to Zenas Biopharma Inc. for multiple sclerosis and other indications aside from oncology.

Takeda Pharmaceutical Co. Ltd. is exiting all work in cell therapies and will seek an external partner to advance the company’s research and clinic-ready cell therapy programs, the company said, noting that it is not currently running any clinical trials using cell therapy technology.

Kyorin Pharmaceutical Co. Ltd. is licensing Hinge Bio Inc.’s multispecific antibody-based therapy HB-2198 in Japan for multiple autoimmune indications, starting with systemic lupus erythematosus.

The Nobel Committee announced today that it has awarded the 2025 Nobel Prize in Physiology or Medicine to three scientists for their discovery of regulatory T cells, which are a critical part of the way the body prevents autoimmune attacks.