Variations in oral tissues as associated with ageing.
D000375:Aging; D000818:Animals; D005881:Gingiva / Q000032:analysis; D006168:Guinea Pigs; D006601:Hexoses / Q000032:analysis*; D006651:Histocytochemistry; D066298:In Vitro Techniques; D008297:Male; D009061:Mouth Mucosa / Q000032:analysis*; D010159:Palate / Q000032:analysis; D014443:Tyrosine / Q000032:analysis*
D006601:Hexoses; D014443:Tyrosine