FOXP3 and chronic kidney disease: Furthermore, there were patients in our cohort with a normal or quasi-normal renal function who demonstrated FOXP3+ Tregs intrarenal infiltrates (54% of our patients had a CKD-EPI eGFR ≥ 60 ml/min/1.73 m2 and 18% had a CKD-EPI eGFR ≥ 90 ml/min/1.73 m2).