FDA vaccine chief to step down in April

Ella Jeffries / beckershospitalreview - Vinay Prasad, MD, the FDA’s top regulator of vaccines and cell and gene therapies, will step down at the end of April, an agency spokesperson confirmed to Becker’s. Dr. Prasad joined the agency in 2025 on a one-year sabbatical from the University of Calif…

AI Summary: Vinay Prasad, the FDA’s top regulator for vaccines and cell and gene therapies, will step down at the end of April amid mounting criticism over controversial decisions that reportedly overrode agency scientists and spooked stakeholders. His exit follows prolonged internal and external disputes about regulatory judgment and leadership style.

AI blood test finds silent liver disease years before symptoms

sciencedaily - Researchers created an AI-driven liquid biopsy that scans patterns in fragments of DNA circulating in the blood. The system detected early liver fibrosis and cirrhosis—conditions that often go unnoticed until serious damage occurs. By analyzing genome-wid…

AI Summary: Researchers unveiled an AI‑driven liquid biopsy that scans genome‑wide cell‑free DNA fragment patterns to flag liver fibrosis, cirrhosis and chronic liver disease well before symptoms appear. Early results indicate the test can identify disease signals years ahead of clinical diagnosis, offering a shot at much earlier intervention — if practice and payers cooperate.