PDPN and Protein-losing enteropathy: Given the physiological function of glomerular podocytes [4], the Podoplanin in the small intestine may be a key inhibitor in the movement of permeant plasma albumin presented in the interstitial tissues of jejunal villi into the jejunal lumen, the movement of which is found in patients of congenial protein-losing enteropathy (PLE, [17]).