A team of researchers at Cardiff University has discovered stem cells in the cheek can be used to supress the immune system. It should help patients with certain types of diabetes, and those whose bodies reject organs after transplants.
It'll be several years before a treatment's developed but the scientists say it's a real breakthrough.
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The turtle broke records when she was found to have landed in British waters after being carried over 8000 miles.
Barry Rogers is on trial along with his mother for the murder of his 84-year-old grandmother Betty Guy in 2011.