Table III.

Culture supernatant

Parameter	CCR2−/−	Wild-type
IL-4	0	10.2 ± 4.6
IL-5	0	3.8 ± 3.8
IFN-γ	19.3 ± 7.7*	340 ± 39.6
IL-12p40	371.5 ± 31.3	414.8 ± 37.6
IL-18	62.4 ± 9.6	60.8 ± 6.4
IL-6	226.2 ± 44.5	312.8 ± 50.2
IL-1α	9.8 ± 1.9	5.7 ± 1.6

Spleen cells from CCR2^−/− or wild-type S rectivirgula–sensitized animals cultured for 72 hours (30 μg/mL S rectivirgula).

Data expressed as mean ± SEM of 6 experiments (picograms per milliliter).

^*P < .05, CCR2^−/− vs wild-type (t test).