H.pylori not all bad (for women)

Scientists have discovered there is an upside to harbouring the gut microbe helicobacter pylori, with a West Australian team finding it may be protective against multiple sclerosis.

But the benefits of an H. pylori infection appear to be confined to females.

The researchers say their findings provide further evidence for the role of the hygiene hypothesis, a theory which postulates that infections in early life may prime the immune system and suppress allergic and autoimmune conditions in later life.

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