Fig. 9From: Congenital intestinal stenosis and Hirschsprung’s disease: two extremely rare pathologies in a newborn puppyRepresentative light micrographs for S-100 protein. Panels a and b show a moderate staining in Schwann cells in the myenteric plexus. A total absence of ganglion cells is depicted in panel c. Magnification, × 20 (panels a, b-c)Back to article page