Diabetes link to hygiene

By Catherine Gaunt, Nursery World, 2 October 2008

Clean environments could be linked to a rise in the number of under-fives with diabetes, according to a new study.

Scientists from the University of Bristol, reporting online in the journal Nature, carried out experiments on genetically modified mice that lacked the part of their immune system that responds to bacteria. They found that 80 per cent of mice raised in a completely germ-free environment and lacking 'friendly' bacteria developed diabetes. Research last year by other Bristol University researchers found there had been a five-fold increase in the incidence of Type 1 diabetes in children aged under five in the past 20 years. The latest findings...

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