Biotech

2022 saw a 25% drop in new drug approvals and a less predictable regulator. The US Food and Drug Administration (FDA) toughened its stand on Accelerated Approvals and submissions based on China-only data. But it also waved through some drugs despite negative votes or previous rejections, published new plans to speed up access to treatments

A small biotech company claims it has used a technology called reprogramming to rejuvenate old mice and extend their lives, a result suggesting that one day older people could have their biological clocks turned back with an injection—literally becoming younger. The life-extension claim in rodents, made by Rejuvenate Bio, a San Diego biotech company, appears