Fig. 2From: Impaired coronary microcirculation in type 2 diabetic patients is associated with elevated circulating regulatory T cells and reduced number of IL-21R+ T cellsCirculating lymphocyte populations in diabetic patients and healthy controls. The number of CD4 T cells (a), CD8 T cells (b), Th17 T cells (c), TfH T cells (d) and B cells (e) is shown. A total of 2 ml blood was analysed and the total number of each cell population was calculated as described in the “Methods” section. Each dot represents one individual and the horizontal line represents the mean value in each group. P values represent difference between groups assessed by t testBack to article page