Aerami Therapeutics' CEO Lisa Yañez dies, chair to take over.

Aerami Therapeutics CEO Lisa Yañez passed away in a car crash; Acelyrin's IPO raised $540 million; CDC will change the way it reports Covid-19 data once the federal health emergency ends next week; a worker died in an explosion at Seqens' manufacturing plant in Massachusetts; FDA is seeking comment on how best to deal with nitrosamine impurities in drugs; a National Academies of Sciences, Engineering, and Medicine committee is encouraging “decisive action” to address a long-running national shortage of research primates.