TABLE 6.

Physiological characteristics of strains of 22 species of nonhaemolytic streptococci determined by the STREPTOGRAM kit^a

Species	Nb	% of strains positive
		AMY	LAC	NAG	TRE	MAN	FUC	ARB	RAF	αGAL	SOR	ARA	βGAL	INU	MEL	PAL	ARG	ESC	GLN	PYRA	HIP	VP
Mitis group
S. mitis	16	88	94	75	0	0	56	13	19	31	6	94	19	0	6	43	0	13	0	0	0	0
S. pseudopneumoniae	2	0	100	100	0	0	100	0	0	0	0	50	0	0	0	100	0	0	0	50	0	0
S. oralis	45	0	93	98	24	4	96	91	58	49	9	60	42	0	31	89	2	4	0	0	2	2
S. infantis	2	0	100	100	0	0	100	0	0	0	0	0	50	0	0	0	0	0	0	0	0	0
S. sanguinis	11	0	100	90.9	100	0	82	73	18	55	63	9	0	82	9	0	9	63	0	0	0	0
S. gordonii	9	89	78	100	89	0	78	78	0	0	0	44	22	67	0	89	22	89	0	0	0	0
S. parasanguinis	9	22	89	100	11	0	78	22	100	100	22	11	22	11	56	100	78	33	0	0	0	0
S. australis	2	50	50	100	50	0	50	50	0	0	0	50	50	50	0	50	50	50	0	0	0	0
S. cristatus	3	0	67	33	100	0	0	100	33	0	0	100	0	0	0	0	0	33	0	0	0	0
S. peroris	1	0	100	0	0	0	0	0	0	0	0	0	0	0	0	100	0	0	0	0	0	0
S. sinensis	1	100	100	100	100	0	100	100	0	0	0	100	100	0	0	0	100	100	0	0	0	0
Anginosus group
S. anginosus	20	95	95	5	90	15	0	100	20	5	0	5	0	5	15	100	100	100	0	0	5	95
S. constellatus	3	0	67	0	67	0	0	100	0	0	0	67	0	0	0	100	67	67	0	0	0	67
S. constellatus subsp. pharynges	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	100	100	0	0	0	0	100
S. intermedius	4	75	100	100	100	0	100	100	0	0	0	0	75	0	0	100	100	100	0	0	0	100
Bovis group
S. infantarius	1	0	100	0	0	0	0	0	100	100	0	0	0	0	0	0	0	0	0	0	0	100
S. lutetiensis	4	100	100	0	0	0	0	100	100	100	0	0	25	25	0	0	0	100	0	0	0	0
S. gallolyticus	2	100	100	100	100	100	100	100	100	100	0	0	100	0	100	0	0	100	0	0	0	100
S. macedonicus	1	0	100	0	0	0	100	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
S. pasteurianus	1	100	100	0	100	0	0	100	100	100	0	0	100	0	100	0	0	100	0	0	0	100
Mutans group
S. mutans	4	0	100	0	100	100	0	100	75	75	100	25	0	100	75	0	25	75	0	0	0	50
Salivarius group
S. salivarius	3	67	67	0	100	0	67	100	100	0	33	67	67	33	0	33	0	100	0	0	0	67

^aNAG, N-acetylglucosaminidase detected with p-nitrophenyl-N-acetylglucosaminide as the substrate; FUC, fucopyranosidase detected with p-nitrophenyl-β-d-fucopyranoside as the substrate; αGAL, α-galactosidase detected with p-nitrophenyl-β-d-galactopyranoside as the substrate; βGAL, β-galactosidase detected with 2-naphthyl-β-galactopyranoside as the substrate; PAL, alkaline phosphatase; ARG, arginine dihydrolase; ESC, hydrolysis of esculin; GLN, β-glucuronidase; PYRA, pyrrolidonyl arylamidase; HIP, hydrolysis of hippurate; VP, Voges-Proskauer test; AMY, LAC, TRE, MAN, ARB, RAF, SOR, ARA, INU, and MEL, fermentation of amygdalin, lactose, trehalose, mannitol, arbutin, raffinose, sorbitol, arabinose, inulin, and melibiose, respectively.

^bN, number of strains.