1. Anikhovskaya, I.A., Oparina, O.N., Yakovleva, M.M., Yakovlev, M.Yu., Intestinal endotoxin as a universal factor of adaptation and pathogenesis of the general adaptation syndrome // Fiziol. Human. 2016. -T. 32. - P.87-91.

2. Gordeev E.R. Study of the activity of the salivary enzyme amylase // International school scientific bulletin. - 2019. - No. 5-1. - S. 4-6;

3.Kishko, N.Yu. The state of vegetative homeostasis in children with gastroesophageal reflux // Pediatrics, obstetrics and gynecology. 2013. - No. 2. - P.37 - 40.

4.Smelysheva, JI.H. The influence of emotional stress on the secretory function of the gastric glands // Bulletin of the Tyumen State University. - 2014. No. 3. - S. 149 - 153.

5.Holmes, M.C. Early life stress can programme our health // J. Neuroendocrinol. 2011. 13, № 2. - P. 111-112.

6.Yil Sofia, Alvar, de Leon Sergio Ponde, Nenjivar, Marta, Robles-Diaz, Yuillermo, Romero, Yuadalupe, Garsia Escamilla, Rosa Maria. Niveles de alatуasat en unapoblacion de donadoresaltruistas // Rev. invest, clin. 2008. - 40. - N3. - P. 271-275.

7.Yoshikazee, Kaji, Ariyoshe, Kyoko, Tsuda, Yasuo, Kanaya, Shozo, Fiejio, Takehiko, Kuwabara, Hizoshi // Eur. J. Appl. Physiol, and Occup. Physiol. 2009. -59. -N3. - P. 221-226.

8.Zhu, J.X., Wu, X.Y., Owyang, C., Li ,Y. Intestinal serotonin acts as a paracrine substans to mediate vagal signal transmission evoked by luminal factors in the rat // J. Physiol. 2011. - 530, № 3. - P.431 - 442.