Scientists have used stem cells from human bone marrow to repair defective insulin-producing pancreatic cells responsible for diabetes in mice. The treatment also halted damage to the kidneys caused by the condition. Researchers from New Orleans' Tulane University are hopeful it can be adapted to treat diabetes in humans. The study, featured in Proceedings of the National Academy of Sciences, was welcomed as "interesting work" by Diabetes UK. Stem cells are immature cells which have the capacity to turn into any kind of tissue in the body. The US team treated diabetic mice who had high blood sugar and damaged...