cell stomach dog- biology abstract

abstract background biological biology biotechnology catarrhal cell cells cellular chronic colonic dilatation dna dog enkephalin epithelium ganglion gastric gastrin gastritis gastro glands glandular histology hypertrophic inflammation intramural laboratory ligament magnification membrane mesothelium micro micrograph microscope microscopic molecule mucous muscularis nature peptide pilorospazme pits prepared pyloric research reticulum science serosa skin slide somatostatin sphincter stenosis stomach tissue ulcer vascular vasointestinal