"Bad egg" gas controls blood flow

sea-maid submitted, created time 2 months 1 week (www.nature.com)

As the smell of rotten eggs wafts past your nostrils, you're more likely to be revulsed than relaxed. Yet researchers have now shown that the "bad egg" gas, hydrogen sulfide, is produced in certain animal cells and acts as a muscle relaxant to regulate blood pressure.

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