CD4⁺CD25⁺ T cells are decreased in DO10⁺Stat5a^−/− mice.

Splenocytes from DO10⁺ mice and DO10⁺Stat5a^−/− mice were stained with anti-CD25 PE, KJI-26 FITC, and anti-CD4 APC. Shown is representative CD4 versus CD25 staining on CD4⁺ KJI-26⁺splenocytes from 5 independent experiments.