TABLE 1.

Biochemical reactions for Desulfovibrio and similar organisms

Organism or group	No. tested	Drug resistancea			Biochemical reaction (% positive)									Source of isolate (no. of isolates)
		K	V	C	Catalase	Indole	Nitrate	Growth on bile	Urea	F/Fb	Motility	Desulfoviridin	SIMc
Desulfovibrio piger	2	S	R	R	0	0	0	100	0	0	0	100	100	Peritoneal fluid (2)
Desulfovibrio fairfieldensis	10	S	R	R	100	0	100	100	0	0	100	100	100	Peritoneal fluid (5), abdomen (2), pelvis (1), blood (1), colorectum (1)
Desulfovibrio desulfuricans	3	S	R	R	0	0	100	0	100d	100	100	100	100	Peritoneal fluid (2), blood (1)
Desulfovibrio vulgaris	3	S	R	R	0	100	0	100	0	0	100	100	100	Peritoneal fluid (1), abdomen (1), ATCC 7757
Bilophila wadsworthia	11	S/R	R	S	100	0	100	100	36	0	0	100	100	Peritoneal fluid (8), abdomen (2), appendix (1)
Selenomonas flueggei	4	S	R	R	0	0	100	0	0	0	25	0	0	Tongue (4)
Selenomonas infelix	2	S	R	S/R	0	0	100	0	0	0	100	0	0	Tongue (2)
Capnocytophaga ochracea	2	S	R	R	0	0	0	0	0	0	0	0	0	Oral (1), blood (1)
Capnocytophaga gingivalis	2	S	S	R	0	0	0	0	0	0	0	0	0	Oral (1), sputum (1)
Capnocytophaga canimorsus	2	S	S/R	R	50	0	0	0	0	0	0	0	0	Blood (1), human bite (1)
Campylobacter showae	2	S	R	S	0	0	100	0	0	100	100	0	0	Human bite (1), blood (1)
Campylobacter gracilis	3	S	R	S	0	0	100	0	0	100	0	0	0	Tongue (1), tonsil (1), pelvis (1)
Campylobacter curvus	1	S	R	S	0	0	100	0	0	0	100	0	0	Vagina (1)
Bacteroides ureolyticus	8	S	R	S	0	0	100	25	100	100	0	0	0	Skin (5), pelvic fluid (2), unknown (1)
Sutterella wadsworthensis	8	S	R	S	0	0	100	100	0	100	0	0	0	Peritoneal fluid (4), abdomen (2), perirectum (1), unknown (1)
Anaerobiospirillum thomasii	4	S	R	S/R	0	0	0	50	0	0	75	0	0	Stool (4)
Anaerobiospirillum succiniciproducens	3	S	R	S/R	0	0	0	0	0	0	100	0	0	Blood (1), unknown (2)
Dialister pneumosintes	5	S	R	R	0	0	0	0	0	0	0	0	0	Peritoneal fluid (3), abdomen (2)
Veillonella spp.	8	S	R	S	17	0	100	0	0	0	0	0	0	Peritoneal fluid (2), abdomen (2), tongue (2), human Bite (1), unknown (1)
Mobiluncus curtisii	3	S	S	R	0	0	100	0	0	0	100	0	0	Vagina (3)
Mobiluncus mulieris	2	S	S	R	0	0	0	0	0	0	100	0	0	Vagina (2)
Unnamed organism groups
I	5	S	R	R	0	0	0	100	0	0	0	0	0	Peritoneal fluid (5)
II	2	S	R	R	0	0	50	0	0	0	0	0	0	Skin (2)
III	1	S	R	S	0	0	0	0	0	0	0	0	0	Appendix (1)
IV	2	S	R	S	0	0	100	50	0	0	0	0	0	Peritoneal fluid (2)

^aResistance (R) or susceptibility (S) to 1 mg of kanamycin (K), 5 μg of vancomycin (V), or 10 μg of colistin (C).

^bF/F, sodium formate/sodium fumarate stimulation.

^cSulfide-indole-motility medium for detection of H₂S.

^dPositive after 24 h.