The strategy to treat Type 1 and Type 2 diabetes is to implant near the blood system the insulin producing beta cells derived from cord blood stem cells The implant for diabetes treatment is seen as a short term therapy It will take another 15 years to find a treatment for Parkinson's No to cancer treatment: "We don't promote stem cells for cancer treatment. Stem cells can't cure cancer,' said Colin McGuckin, Professor of Regenerative Medicine, Newcastle Centre for Cord Blood, U.K.