Table 1.

Mice groups, numbers per group, and their treatment/infection.

		Probiotic Treatment (daily during 1st week)			Pathogen challenge (beginning of 2nd week)
Group (#)	Mice (n)	PBS	LC1	LC+mcra 2	PBS	ST3	EHEC4
A1	10	+	-	-	+	-	-
B1	10	-	+	-	+	-	-
C1	10	-	-	+	+	-	-
A2	10	+	-	-	-	+	-
B2	10	-	+	-	-	+	-
C2	10	-	-	+	-	+	-
A3	10	+	-	-	-	-	+
B3	10	-	+	-	-	-	+
C3	10	-	-	+	-	-	+

¹Wild-type L. casei; ²Mutant L. casei; ³S. Typhimurium; ⁴ Enterohemorrhagic E. coli