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. 2022 May 18;25(6):104426. doi: 10.1016/j.isci.2022.104426

Figure 4.

Figure 4

Impaired establishment and dysregulated localization of CCR10+ lymphocytes in the skin of CCL27−/− mice

(A and B) Numbers of αβT cells (A) and percentages of CCR10(EGFP)+ Treg, αβT, γδT, cells and ILCs (B) in the skin of two-week-old CCL27+/+CCR10+/EGFP and CCL27−/−CCR10+/EGFP mice. N = 5 mice for CCL27+/+ and four for CCL27−/− samples. The cell number is calculated from FC analysis of cell preparations of the whole trunk skin.

(C) Percentages and cell counts of αβT cells of skin CD45+ cells from adult CCL27+/+CCR10+/EGFP and CCL27−/−CCR10+/EGFP mice. N = 11 mice for CCL27+/+CCR10+/EGFP and 10 for CCL27−/−CCR10+/EGFP samples.

(D) Percentages of CCR10(EGFP)+ subsets of different skin lymphocyte populations in adult CCL27+/+CCR10+/EGFP and CCL27−/−CCR10+/EGFP mice. N = 5 mice of each genotype for the CD8+, CD4+ and γδ T cell data and three each for the ILC data.

(E) Immunofluorescent images of skin sections of 6-week-old CCL27+/+CCR10+/EGFP and CCL27−/−CCR10+/EGFP mice for CCR10(EGFP)+ lymphocytes and T cells. Arrowheads identify CCR10(EGFP)+ cells. The green long rod-like structures are autofluorescent hairs. Super-bright CD3+ cells are DETCs.

(F) Relative percentages of CCR10(EGFP)+ lymphocytes and T cells close to or below hair follicle structures in CCL27+/+CCR10+/EGFP versus CCL27−/−CCR10+/EGFP mice, based on calculation of total 1078 and 943 CCR10+ cells, respectively. Representative of four CCL27+/+CCR10+/EGFP and CCL27−/−CCR10+/EGFP gender-matched littermate adult mice with 20 images analyzed per mouse. One tailed paired t-test. ∗p < 0.05; ∗∗p < 0.01; ∗∗∗p < 0.001.