Table 1.

Isolation and purification of melanin-producing bacteria from the oral cavity of canines with PD.

Species	Number (N = 92)	Detection rates (%)
Porphyromonas gulae	29	31.52
Prevotella intermedia	16	17.39
Porphyromonas macacae	7	0.07
Peptostreptococcus spp. Caine oral	4	0.04
Fusobacterium spp. Caine oral	3	0.03
Porphyromonas crevioricanis	2	0.02
Actinomycetes spp. Caine oral	2	0.02