Studies on the biology of the periodontium of marmosets. XIII. Histopathology of niacin deficiency stomatitis in the marmoset.

Adult cotton top marmosets made niacin deficient by long-term dietary deprivation, developed a syndrome characterized by anorexia, weight loss, weakness, diarrhea, dermatitis, enterocolitis and stomatitis. The stomatitis was highlighted by a necrotizing gingivitis and periodontitis and by an ulcerative and atrophic glossitis.