Figure 2From: A distal region of the human TGM1 promoter is required for expression in transgenic mice and cultured keratinocytes Footpad skin section from transgenic mouse TG1.6 immunostained for the human involucrin reporter Brown peroxidase staining is evident only in the upper spinous layer of epidermis; nuclei are counterstained with hematoxylin. Scale bar: 30 μm.Back to article page