Dr. John Mendelsohn, 82, Researcher Who Led Top Cancer Center, Dies After pioneering a targeted cancer therapy, he oversaw MD Anderson in Houston as it gained a reputation as the nation’s top cancer hospital. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:'Miracle of nature’ Scientists a step closer to HUMAN CLONING after creating mouse embryosArkansas Rushes to Impose Death Penalty on 8 Men, Before Drug ExpiresQ&A: The Secret to a Really Crisp AppleSpring Amphibians, on the Move, Could Use Some Crossing GuardsFirst Seen 30 Years Ago, a Supernova Refuses to Be IgnoredWhat is this perfect black cube hovering over USA's top-secret military research complex?