TABLE 1.

Origin and environmental distribution of strains screened for the presence of tectivirus-like elements

Bacterial species	No. of isolates from the following source:
	Water	Soil	Plants	Insects	Food toxi-infa	Foodstuffs	Clinical	Others	Unknown	Total
B. cereus sensu lato	29	457	0	65	0	465	4	75	49	1,144
B. cereus	1	158	0	5	19	84	21	6	31	325
B. cereus emetic pathotype	0	0	0	0	14	28	4	29	0	75
B. thuringiensis	0	32	13	16	0	0	1	16	115	193
B. anthracis	0	0	0	0	0	0	0	14	13	27
B. mycoides-B. pseudomycoides	35	95	2	7	0	3	0	8	19	169
B. weihenstephanensis	0	1	0	0	0	4	0	0	2	7
B. weihenstephanensis emetic pathotype	0	2	0	0	0	0	0	0	0	2
B. cytotoxicus	0	0	0	0	1	0	0	1	0	2
Other Gram-positive bacteria	0	0	0	9	0	1	0	4	42	56
Total	65	745	15	102	34	585	30	153	271	2,000

^atoxi-inf, toxic infection (strains related to food-borne outbreaks).