Gastric mucosa, light micrograph Light micrograph of the gastric mucosa stained with the Periodic acidSchiff PAS method. cells of the gastric pits show a great PAS positivity because they are mucous type cells. Stock Photo - Afloimages
Light micrograph of the gastric mucosa stained with the Periodic acid-Schiff (PAS) method. cells of the gastric pits show a great PAS positivity because they are mucous type cells.