Table 1.

Bacterial species strains used on checkerboard DNA-DNA hybridization technique

Species	Strain
Actinomyces naeslundii I	12104*
Streptococcus constellatus	27823*
Eubacterium nodatum	33099*
Porphyromonas gingivalis	33277*
A actinomycetencomitans (a + b)	43817* + 29523*
F.n. (sp. vicentii)	49256*
Campylobacter rectus	33238*
Treponema socranskii	S1
Eubacterium saburreum	33271*
*Parvimonas micra	33270*
Veillonella parvula	10790*
Actinomyces oris	43146*
Streptococcus anginosus	33397*
Streptococcus sanguinis	10556*
Actinomyces gerencseriae	23860*
Streptococcus oralis	35037*
Capnocytophaga ochracea	33596*
Actinomyces israelli	12102*
Streptococcus intermedius	27335*
Treponema denticola	B1¶
Prevotella nigrescens	33563*
Actinomyces odontolyticus I	17929*
F.n. (sp. polymorphum)	10953*
Campylobacter showae	51146*
Fusobacterium periodonticum	33693*
Neisseria mucosa	19696*
Fusobacterium nucleatum (sp. nucleatum)	25586*
Capnocytophaga gingivalis	33624*
Streptococcus gordonii	10558*
Tannerella forsythia	43037*
Selenomonas noxia	43541*
Propionybacterium acnes (I + II)	11827* + 11828*
Prevotella melaninogenica	25845*
Streptococcus mitis	49456*
Eikenella corrodens	23834*
Gemella morbillorum	27824*
Capnocytophaga sputigena	33612*
Leptotrichia buccalis	14201*
Campylobacter gracilis	33236*
Prevotella intermedia	25611*