blog posts An experimental drug, PAC-1, shows promise in treating dogs for cancer, may also help humans Dec 14, 2016 2:15 pm by WBBM-TVIllinois in the News Share on Facebook Tweet Email Images WBBM-TV (CBS, Chicago, Dec. 13) Illinois chemistry professor Paul Hergenrother discovered PAC-1 10 years ago in his lab. Share on Facebook Tweet Email