Table 2.

Frequency of CD4- and MHC-class II positive-cells from uterine lymph nodes.

	CD 4-positive cells (%)		MHC class II-positive cells (%)
Pig No.	Ln S 1	Ln C	Ln S	Ln C
11	17	18	60	60
13	37	45	46	37
14	54	60	48	39
15	21	33	44	45
16	n.a.2	n.a.	59	60
17	n.a.	n.a.	77	39
Mean ± SEM	32 ± 8	39 ± 9	56 ± 5	47 ± 4
paired t-test	0.03		0.10

1) LN S: lymph node draining the inseminated uterus horn: LN C: lymph node draining the saline-inseminated uterus horn.

2) n.a.: not analyzed due to absence of lymph node.