Canberra, Australia (LifeNews.com) -- An MIT professor says that embryonic stem cell research is nowhere close to helping patients. He said that's because scientists haven't yet figured out how to stop embryonic stem cells from causing tumors when injected into patients. Professor James Sherley, a stem cell researcher at the Massachusetts Institute of Technology, was in Australia to talk with lawmakers about why they should resist backing legislation promoting human cloning. Sherley said that embryonic stem cells cause tumors and cancers when injected into human tissue and, as a result, they can't be used to treat patients with various diseases....