ORAL LACTOFERRIN INCREASES INTESTINAL REGULATORY T CELLS AND DECREASES TH17 CELLS VIA MICROBIOME ALTERATIONS IN A MURINE MODEL OF CROHN’S DISEASE. Lindsey Gumer1,3, Tom Nguyen3, Daniel Frank2, Edwin de Zoeten1,3. 1Digestive Health Diseases, Children’s Hospital of Colorado, Denver, CO, USA; 2Division of Infectious Diseases, Microbiome Research Consortium Colorado (MiRC), Aurora, CO, USA; 3University of Colorado , Mucosal Inflammation Program, Aurora, CO, USA.