2Schemann M, SchaafC, MaderM. Neurochemicalcoding of enrerie neurons in the guinea pig stomach. J Comp Neurol, 1995,353:161
3Sims SM, Jiao Y, Preiksaitis HG. Regulation of intracellular calcium in human esophageal smooth muscles. Am J Physiol,1997, 273:1679
4Lee TL, Ang SB, Dambisya YM, et al. The effect of propofol on human gastric and colonic muscle contraction. Anesth Analg, 1999, 89:1246
5Lordal M, Theodorsson E, Hellstrom PM. Tachykinms influence interdigestive rhythm and contractive strength of human small intestine. Dig Dis Sci, 1997, 42:1940
6Wheatley IM, Hutson JM, Chow CW, et al. Slow-transit constipation in childhood, J Pediatr Sury, 1999, 34:829
7Maake C, Kloas W, Szendefim, ct al. Neurohormonal peptides,serotonin and nitric oxide synthase in the enteric nervous system and endocrine cells of the gastrointestinal tract of neotenic and thyroid hormone-treated axolotls. Cell Tissue Res, 1999, 297:90