Vitamin A :: A potential role for retinoic acid in autoimmune and inflammatory diseases

An important finding, which could eventually lead to a new therapeutic approach for treating autoimmune and inflammatory diseases such as rheumatoid arthritis, colitis, psoriasis and others, was announced today by researchers at the La Jolla Institute for Allergy & Immunology. The studies, conducted in laboratory mice, demonstrated the role of retinoic acid, a substance derived when vitamin A is broken down in the body, in regulating inflammation.

Dental :: Molecule that destroys bone also protects it, new research shows

An immune system component that is a primary cause of bone destruction and inflammation in autoimmune diseases such as rheumatoid arthritis actually protects bone in the oral cavity from infectious pathogens that play a major role in periodontal disease in humans, research at the University at Buffalo has shown.