Afferent vagal signaling transmits important information to central nervous system from receptors located in organs of the abdomen and thorax. The nodose ganglia of vagus nerves contain many types of receptors that modulate vagal activity. This protocol describes a method of local injections of neurochemicals into the nodose ganglia.
Calik, M. W., Radulovacki, M., Carley, D. W. A Method of Nodose Ganglia Injection in Sprague-Dawley Rat. J. Vis. Exp. (93), e52233, doi:10.3791/52233 (2014).