By CBA array, Kcc1M935K/M935K showed no difference in plasma cytokine levels early in infection; however, a 60% reduction in the amount of IFN-γ, and a 75% reduction in IL-6 were observed on day 9 of infection (391 pg/ml compared to 969 pg/ml, and 2.4 pg/ml compared to 10.3 pg/ml respectively). Here, IL6 is linked to infection.