Table 1.

Mannitol flux rates and their corresponding TEER values in IPEC-J2 cell monolayers incubated with various bacterial strains.

	Control	Ecf	ETEC	EPEC	Sampling time
TEER (Ohm∗cm2)	4760 ± 1283	4744 ± 1187	3021 ± 2341	4590 ± 1263	4 h
Mannitol flux (nmol∗cm−2∗h−1)	4.4 ± 3.2	3.9 ± 3.7	6.5 ± 5.4	15.2 ± 13.8
n TEER∣n Mannitol	14∣6	15∣7	14∣9	12∣6
TEER (Ohm∗cm2)	3518 ± 1397a	3692 ± 1177a	2690 ± 2428ab	1115 ± 1018b	8 h
Mannitol flux (nmol∗cm−2∗h−1)	2.1 ± 2.6a	3.4 ± 2.0a	11 ± 12.2ab	26.9 ± 25.1b	8 h
n TEER∣n Mannitol	13∣8	14∣7	13∣4	11∣6

Bacterial strains: IPEC-J2 cells were incubated with E. faecium (Ecf), ETEC, or EPEC for 4 h and 8 h (mean ± standard deviation, variance analysis, post hoc Scheffe test, P ≤ 0.05, and different letters indicate significant differences between incubation groups); n = cell culture inserts.