Memphis, TN (LifeNews.com) -- The use of adult stem cells continues to outpace embryonic stem cell research as scientists report they have come up with a new treatment for children with brain tumors called medulloblastomas. Children with the high-risk tumors have a low 30-40 percent chance of surviving and living to the age of 5 and chemotherapy can take as long as a year. But, Dr. Amar Gajjar of St. Jude's Children's Research Hospital in Memphis says using a patient's own stem cells is having an amazing effect in treating the cancer. "Not only can we now cure about 70...