Eating seaweed may have conferred special digestive powers

Gut microbes found among Japanese can break down compound in nori

Eating seaweed appears to give some Japanese people digestive superpowers.

POWER SOURCE Colonies of the marine bacterium Zobellia galactanivorans (shown here in lab dish) carry an enzyme for breaking down porphyran in seaweeds. In a microscope image (inset), these bacteria appear like eyelashes growing on the outside of the central oval of a brown alga.