Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector6475810.17816/kazmj64758Short CommunicationVital staining of cells of the brain vegetative centersP.G.info@eco-vector.com06061926225-67307310504202105042021Copyright © 1926, P. G.1926<p>V. Rakhmanov (Zhurn. Neurop. And Psych., 1925, No. 3-4) proposes to inject them with 1% Trypanblau solution in the amount of 1 cubic meter to study the vegetative centers in mice. with. weekly for 6-8 weeks. The brain is fixed in 10% formalin, frozen sections are stained with alum carmine or cochineal. In this case, dark blue dust-like grains appear in the plasma and nuclei of cells - selectively for the cells of the autonomic nervous system.</p>