Self-destruct: Many difficult diseases with which modern medicine grapples are autoimmune. It’s been fruitful to seek infections that may precipitate the autoimmune attack on a body’s organs. Now it appears that “infection with a rotavirus, the commonest cause of

gastro-enteritis in children, may lead to childhood diabetes.

Although this suggests that rotavirus vaccines could help

prevent diabetes, it also raises fears that the vaccines

themselves could trigger the disease.” New Scientist