Gum disease may accelerate MS progression, mouse study suggests
Gum disease caused by the bacterium Porphyromonas gingivalis (Pg) is associated with worse multiple sclerosis (MS) in a mouse model of the disease, a study shows. Infection with Pg directly or indirectly boosted pro-inflammatory pathways in immune cells in the spleen, where they’re produced, thereby aggravating MS. These effects…