Harvard stem cell scientists studying the effect of nitric oxide on liver growth and regeneration appear to have serendipitously discovered a markedly improved treatment for liver damage caused by acetaminophen toxicity—the cause of half the U.S. hospital visits related to acute liver failure.
Harvard stem cell scientists have a new theory for how stem cells decide whether to become liver or pancreatic cells during development. A cell’s fate, the researchers found, is determined by the nearby presence of prostaglandin E2, a messenger molecule best known for its role in...