Calcified microbial plaque. Dental calculus of dogs.
D000190:Actinomyces / Q000648:ultrastructure; D000818:Animals; D003728:Dental Calculus / Q000382:microbiology / Q000473:pathology*; D003773:Dental Plaque / Q000382:microbiology / Q000473:pathology*; D004195:Disease Models, Animal; D004285:Dogs; D006801:Humans; D009174:Mycoplasma / Q000648:ultrastructure