IL10 and infection: No cell tested produced detectable CCL1, CCL5, G-CSF, IFN-γ, IL-1β, IL-2, IL-4, IL-5, IL-10, IL-12, IL-13, IL-16, IL-17, IL-17E, IL-21, IL-27, IL-32α, MIP-1, or TNF-α at a resting state or during infection with GAS (S1 Fig).