Similar to the ELISA data, we observed increased expression of TNF-α, IFN-γ, IL-6, IL-1β, IL-21, IL-23, TGF-β, and IL-10 in Mtb-infected T2DM mice (data presented in the Dryad Data Repository; doi:10.5061/dryad.qn42t). Here, IL21 is linked to type 2 diabetes mellitus.