When a baby enters the world, a world of microbes enters the baby. With apologies to Dr. Seuss, the story of how the developing immune system makes peace with the tiny squatters that populate the ...

Pathogens can create sticky situations. When microbes invade the body to cause an infection, often one of their first lines of attack is to cling tenaciously to the surfaces of targeted human cells.

A research team from POSTECH and ImmunoBiome in Korea, led by Professor Sin-Hyeog Im, has uncovered a new mechanism showing how butyrate-a short-chain fatty acid produced by gut commensal ...

Butyrate enhances Tfh cell function, promoting B cell–driven IgA antibody production and strengthening mucosal immune defense against intestinal pathogens such as Salmonella. In summary, the pathway ...