Researchers in Canada have discovered a drug originally intended for the treatment of diabetes may restore memory in brain cells affected by Alzheimer's disease. In tests on animal brain cells, they found that AC253, a diabetes drug that never made it to market, restored memory to levels similar to those of normal cells. Trials could start in five years, should further tests succeed, says the team. The researchers write about their work in a paper published online in The Journal of Neuroscience on 28 November...
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