Figure 10From: Differential expression of the capsaicin receptor TRPV1 and related novel receptors TRPV3, TRPV4 and TRPM8 in normal human tissues and changes in traumatic and diabetic neuropathy Quantification of nerve fibres in sub-epidermis. Peripherin (PPN) – immunoreactive nerve fibres per mm length of skin section (A) and ratios of TRPV1: PPN (B) or TRPV1: NF (C) are significantly reduced in diabetic skin.Back to article page