GEORGIA STATE UNIVERSITY IMAGE: ANDREW GEWIRTZ, SENIOR AUTHOR OF THE STUDY AND REGENTS’ PROFESSOR IN THE INSTITUTE FOR BIOMEDICAL SCIENCES AT GEORGIA STATE UNIVERSITY CREDIT: GEORGIA STATE UNIVERSITY ATLANTA — Psyllium fiber protects against ulcerative colitis and suppresses inflammation by activating the bile acid nuclear receptor, a mechanism that was previously unrecognized, according to a new study by...