Fig. 1From: Sox9 downregulation in non-obstructive azoospermia by UTF1 and mediator role of POU5F1Immunohistochemistry analysis in mice seminiferous tubule as a control pattern. Sox9 expression in the Sertoli cells (A1), UTF1 expression (A2), Merge image of UTF1 and Sox9 and blue DAPI (A3). Blue DAPI for nuclear staining (A4). (Scale bar = 50 μm)Back to article page