For those plasma cytokines and chemokines with no sex-specific differences over the course of infection, a majority, including IL-2, IL-10, IFN-γ, MIP-1α, IL-3, IL-4, IL-5, IL-12p70, IL-13, IL-17, and G-CSF, exhibited differing temporal patterns between genotypes. This evidence concerns the gene IL13 and infection.