Mucosal Disruptions as Initiators of Rheumatoid Arthritis The microbiome and mucosal disruptions are believed to play a role in autoimmunity, particularly rheumatoid arthritis (RA). This is linked to the "mucosal hypothesis" of RA. A recent review by Hollers, et al. discusses… https://t.co/79khnkajMy https://t.co/UvZWwJ3ERg