What: "This works because the bacteria essentially train the immune system in early childhood to not react to harmless antigens. Antigens- typically toxic or infectious-are like little invading troops in your body. In this extended metaphor, gut bacteria are like the mean drill sergeants making your immune system do pushups in the mud because someone sneezed near you."

Writer: Rubee Dano

LCC:

Where: Reference Link Has Evaporated

Date: Oct 25 2013 5:30 PM