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Serum IgG isotypes in response to TSST-1 secreting Staphylococcus aureus
| IgG isotype | |||
| IL-12 status | IgG1 | IgG2a | IgG3 |
| IL-12-/- | 5.9 ± 1.1 | 1.8 ± 0.4* | 1.2 ± 0.2 |
| IL-12+/+ | 4.3 ± 0.4 | 0.86 ± 0.0 | 0.97 ± 0.15 |
Levels measured in sera 20 days after inoculation of bacteria. Values are expressed as mean ± standard error of the mean (mg/ml). IL-12-/-, n = 16; IL-12+/+, n = 8. *P = 0.03.
