Gut microorganisms farther down the digestive tract then chew away at the cell wall, releasing the clotting - factor protein. (scientificamerican.com)
In a healthy person, gut microorganisms limit infections but antibiotics are believed to disrupt the normal structure of these microoganisms, rendering the gut less able to prevent infection with C. difficile. (sciencedaily.com)
Dysbiosis — an imbalance between favorable and unfavorable gut microorganisms — means you've got too many bad guys and not enough good ones hanging out, so you don't digest food well, you're not eliminating properly, and your gut can't effectively communicate with your brain to stop eating. (mindbodygreen.com)