Table 2.

Comparison between our findings in human brain and other results animal brain.

Areas involved in rats	Areas involved in primates	Areas involved in humans
Medial prefrontal cortex (Sesack et al., 1989) Prefrontal cortex, with sparse fibers to insular, parietal, and temporal cortex (Bunney and Aghajanian, 1976) Motor and premotor areas (Kornhuber, 1984) Orbital area, prelimbic rostral area, anterior cingulate area (Beckstead, 1979; Naito and Kita, 1994) Rostral agranular insular cortex (Jasmin et al., 2004) Primary somatosensory area (Zakiewicz et al., 2014) Olfactory cortex (Höglinger et al., 2015)	Orbital prefrontal cortex, dorso lateral prefrontal cortex, cingulate cortex (Frankle et al., 2006) Area 6 and area 9 (Künzle, 1978; von Monakow et al., 1979)	Superior frontal gyrus Precentral gyrus Pars triangularis Rostral middle frontal gyrus Pars orbitalis Pars opercularis Paracentral gyrus Postcentral gyrus

For animal findings, we maintained the anatomical nomenclature found in original research articles. References are discussed in text body.