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Predominant cultivable flora from various sites of the oral cavity

Group	Predominant genus or family	Total viable count (mean percent)
Group	Predominant genus or family	Tongue	Saliva	Gingival crevice	Dental plaque
Anaerobes (10¹¹ CFU/g)*
Gram + cocci	Peptostreptococcus	4.2	13.0	7.4	13.0
Gram – cocci, Gram + rods	Veillonella	16.0	15.9	10.7	6.0
Gram – cocci, Gram + rods	Actinomyces, Eubacterium, Lactobacillus, Leptotrichia	7.4	4.8	20.2	18.0
Gram – rods	Fusobacterium, Bacteroides, Prevotella, Porphyromonas	8.2	4.8	16.1	10.0
Aerobes (10¹⁰ CFU/g)*
Gram + cocci	Streptococcus	44.8	46.2	28.8	28.0
Gram – cocci	Moraxella	3.4	1.2	0.4	0.4
Gram + rods	Lactobacillus, Corynebacterium	13.0	11.8	15.3	24.0
Gram – rods	Enterobacteriaceae	3.2	2.3	1.2	Not done

* Total viable colony-forming units per g net weight.

Modified from: Chow AW, Roser SM, Brady FA. Orofacial odontogenic infections. Ann Intern Med 1978; 88:392.

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