Table 3.

Analysis of the effect of fibroblasts on the expression of NKp44 and correlation with the ability to release PGE₂

	Fibroblast cell lines	% NKp44 m.f.i. inhibition (Fibr/NS398)*	PGE2 (pg/ml) without NK	PGE2 (pg/ml) with NK
Patient #1	TF1	69/48	4,294.6	6,916
Patient #2	TF2	84/59	1,802	4,617
Patient #3	TF3	62/n.d.	1,580	6,810
Patient #4	TF4	95/0	6,616	6,650
Patient #5	TF5	71/n.d.	n.d.	n.d.
Patient #6	TF6	71/70	296	1,302
Patient #7	TF7	55/18	557.3	1,033.3
Patient #8	TF8	61/0	344	6,092
Patient #9	TF9	58/n.d.	6,710	6,812
Patient #10	TF10	92/44	3,041.3	6,622
Patient #11	TF11	72/55	4,677	15,107
Healthy #1	HF1	0	25.4	41.4
Healthy #2	HF2	0	29.2	394.7
Healthy #3	CRL-2106	9/2	37.7	88.7
Healthy #4	CRL-2201	41/38	212.2	231.2

*values indicate the % of NKp44 m.f.i. inhibition induced by fibroblasts either in the absence or in the presence of PGE₂ inhibitor NS398.