Abstract:

For discuss the Law of the endocrine cells of the piglet’ s alimentary tract .we obtained the alimentary canals from 0 day、7days、28days、35days、2months、4months’ piglets. Show the gastrin cells and 5-HT cells with the immunohistochemistry.and then observe the law of the distribution and the quantity of gastrin and 5-HT cells .result shows that gastrin masculine cells are mostly locate in the pylori .other position can see odd masculine cells . 5-HT masculine cells are most located in Jejunum of the intestinal tract Stomach show more 5-HT masculine cells then intestinal tract.their are some regularities of the gastrin and 5-HT cells in the alimentary canals and the distribution concerned with breast milk 、stress and other factors