Afferent Pathways/anatomy & histology; Brain Stem/anatomy & histology; Hypothalamus/anatomy & histology; Animals; Immunohistochemistry; Male; Rats; Rats, Long-Evans

Afferents; Arc; BDA; CART; CRF; ChAT; Corticotropin-releasing factor; Cy; DAB; Dk; EW; EWcp; Edinger­Westphal; Edinger­Westphal central projections; FB; FG; KPBS; LC; LHA; LHA(a); LHA(p); LHA(t); LPO; Long­Evans rats; Neuronal tracers; OVLT; PH; PVH; SFO; SO; Stress response; Ucn1; Urocortin 1; arcuate nucleus; biotinylated dextran amine; choline acetyltransferase; cocaine- and amphetamine-regulated transcript; corticotropin-releasing factor; cyanine; diaminobenzidine tetrahydrochloride; fast blue; fluoro-gold; immunoreactivity; ir; lateral hypothalamic area; lateral hypothalamic area, anterior part; lateral hypothalamic area, posterior (mammillary) part; lateral hypothalamic area, tuberal part; lateral preoptic area; locus coeruleus; nucleus of Darkschewitsch; organum vasculosum of the lamina terminalis; paraventricular nucleus of the hypothalamus; posterior hypothalamic nucleus; potassium phosphate-buffered saline; subfornical organ; supraoptic nucleus; urocortin 1