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Immunofluorescence staining for Lef1 in skin tissues of Gansu Alpine Merino at various ages (10×). (A,D,G,J) The blue-colored tissue in the figure shows the DAPI-labeled nuclear fluorescence coloring; (B,E,H,K) the red-colored tissue shows the fluorescence coloring of Lef1; (C,F,I,L) Fluorescent coloring after merging Lef1 with DAPI. ORS: outer root sheath; IRS: inner root sheath; DP: dermal papilla; HM: hair matrix; e: epidermis; SG: sebaceous glands.
