TABLE 3.

Antimicrobial activity of the cell-free supernatants of Lactobacillus strains from fermented vegetables in Shaanxi, China.

Species	Strains	pH of CFS	Zone of inhibition1
			Shigella flexneri	Salmonella paratyphi B	Escherichia coli
L. brevis	114-1	4.76	–	++	+
	114-5	4.31	–	++	++
	115-2	4.87	–	–	–
	116-1	4.65	+	+	++
	116-2	4.81	–	+	+
	117-3	4.78	–	–	+
	119-2	3.89	+++	++	++
	119-8	4.98	–	+	+
	120-4	4.88	–	+	+
L. plantarum	032-1	3.69	+++	++	++
	115-4	3.66	+++	++	++
	117-5	3.71	+++	++	++
	118-10	3.68	+++	++	++
	118-4	3.83	++	++	+
	118-9	3.69	+++	++	++
	119-1	3.68	+++	++	++
	119-5	3.66	+++	++	++
	121-2	3.72	++	++	++
	121-4	3.74	+++	++	++
	121-5	3.77	+++	++	++
	122-1	3.7	++	++	++
	132-1	3.78	++	++	++
	132-2	3.64	++	++	++
	132-3	3.68	++	++	++

¹Results of independent experiments (n = 3) of inhibition zone (diameter in mm): –, no inhibition; +, 0∼3; ++, 3∼6; +++, >6. Diameter of well (8 mm) was deducted.