1De Leon M,Covenas R, Navaez JA, et al. Distribution of somatostatin-28(1-12) in the cat brainstem:an immunohistochemical study, Neuropeptides, 1992； 21(1):1-11.
2Bennett-Clarke CA, Joseph SA.Immunocytocbemical localization of somatostatin in human brain. Peptides,1986；7(5):877-884.
3Uhl GR,Tran V, Snader SH, et al. Somatostatin receptors :distribution in rat central nervous system and human frontal cortex. J Comp Neurol,1985； 240(3):288-304.
4Reubi JC, Mazzuchelli L,Laissue A. Intestine vessels express a high density of somatostatin receptors in human inflammatory bowel disease. Gaetroenterology,1994；106(4):951-959.
5Singaram C, Sengupta A, Sugarhaker DJ, et al. Peptidric innervation of the human esophageal smooth muscle. Gastroenterology,1991；101(5):l256-1263.
6Parkman HP, Reynolds JC. Somatostatin selectively inhibits excitatory contractile pathways of the feline lower esophageal sphincter. Regul Pept, 1990；27:(3)325-334.
8Card JP, Rinaman L, Schwaber JS, et al. Neurotropic properties of pseudorabies virus:uptake and transneuronal passage in the rat central nervous system. J Neurosci, 1990；10:1974-1994.
