TABLE 1.

Origins of the six strains of Cardiobacterium species

Feature	CCUG12990	CCUG13094	CCUG13150	CCUG31208	CCUG48245T	ATCC15826T
Previous identification	Cardiobacterium EF group 18a	Cardiobacterium EF group 18	Cardiobacterium EF group 18	Cardiobacterium EF group 18	Cardiobacterium valvarum	Cardiobacterium hominis
Source and disease	Subgingival pocket, amelogenesis imperfecta	Subgingival pocket	Subgingival pocket, periodontitis	Tooth plaque	Blood, endocarditis	Blood, endocarditis
Yr and depositor(s)	1982, G. Dahlen, Sweden	1982, G. Dahlen, Sweden	1982, G. Dahlen, Sweden	1985, W. Frederiksen and M. Kilian, Sweden	2004, Han et al.	1964, Slotnik et al.
GenBank no., reference or note	AY596470, this study	Not deposited	AY596469, this study	AY596468, this study, also Cardiobacterium sp. strain B, AF144696	AF506987, Han et al., 2004	M35014, Dewhirst et al., 1990; Slotnik et al., 1964

^aEF group 18, Enevold Falsen uncertain taxon group number 18 at the CCUG.