NFKB1 and staphylococcus aureus infection: Compared with the ovaries of the animals in the young group, the ovaries of the aged animals exhibited increased expression of genes associated with immune and inflammatory cell pathways, including genes that encode proteins involved in the NF‐κB signaling pathway, Th17 cell differentiation, Staphylococcus aureus infection, the B‐cell receptor signaling pathway, and natural killer cell‐mediated cytotoxicity.