FDA's Marks takes over vaccines office as agency prepares to part ways with 2 key officials

Amid the heated debate over COVID-19 booster shots, two key FDA vaccine experts said they'd be leaving the agency last month. In an effort to smooth over the transition, Peter Marks, M.D., Ph.D., director of the agency's Center for Biologics Evaluation and Research, has taken over the FDA's vaccines office on an acting basis.