It’s one thing for the scientific community to propose a fundamental change to the way obesity is defined and diagnosed. But it’s another for that proposal to be adopted by regulators, especially when the current definition that relies primarily on the body mass index is entrenched in guidance and obesity drug development and approval.

Among the companies to provide updates at the J.P. Morgan Healthcare Conference in San Francisco was Vigil Neuroscience Inc., which has intrigued Wall Street more since the deal signed in December by Muna Therapeutics ApS, of Copenhagen, Denmark, with London-based GSK plc.

As more Asia biotechs turn to regenerative medicine to address disorders without a cure, Medipost Inc. is continuing global expansion with Cartistem, its allogeneic human umbilical cord blood-derived mesenchymal stem cell product that gained clearance in South Korea in 2012 to treat knee osteoarthritis.

Roche AG’s disclosure in December that prasinezumab, partnered with Prothena plc, fell short of its primary phase IIb endpoint put the spotlight on microtubule binding region (MTBR)-targeting therapies in neurological disorders.

The accelerating pace of U.S. FDA approvals for cell and gene therapies is “great for the field and great news for the patients,” but questions remain over commercialization, with “costs remaining stubbornly high.” That was the glass half-full summary of Tim Hunt, president of the industry group, the Alliance for Regenerative Medicine, reprising progress in 2024, and looking forward to the prospects for further growth and the potential impact of the incoming Trump administration in 2025.

Biopharma stocks saw a year of ups and downs in 2024, with the BioWorld Stock Index rising as much as 21% before dipping below 2% and ultimately closing the year up 5.16%. This performance follows a 33.59% gain in 2023 and a sharp 32.75% decline in 2022. Among the 509 stocks analyzed in the index, 169 companies (33%) ended the year with gains, while 340 (67%) saw their shares decline.