Fig. 12From: Umbilical cord mesenchymal stem cells derived extracellular vesicles can safely ameliorate the progression of chronic kidney diseasesKidney biopsy pictures of a patient of the control group (HTN nephrosclerosis) x 100; for CD133 (Panel a) and Ki67 (Panel b). CD133: no tubular cytoplasmic staining was detected panel (a). Ki67 mRNA abs: very few and scattered positive tubular cells and few inflammatory cells within peritubular capillaries panel (b) compared to the study group. Note that low power was to widen the examination fieldBack to article page