Table 1.

Abbreviations used.

Abbreviation	Full name
3V	Third ventricle
aca	Anterior commissure
AHA	Anterior hypothalamic area
APT	Anterior pretectal nucleus
ARC	Arcuate nucleus
BLA	Basolateral amygdala
CeA	Central amygdala
CeL	Lateral division of the central amygdala
CeM	Medial division of the central amygdala
cp	Cerebral peduncle
CPu	Caudate/putamen
DA	Dopamine
DMH	Dorsomedial hypothalamus
DR	Dorsal raphe
DS	Dorsal striatum
dSC	Dorsal superior colliculus
EA	Extended amygdala
ec	External capsule
En	Entorhinal cortex
FG	Fluoro-Gold
fr	frasiculus retroflexus
GFP	Green fluorescent protein
ip	Interpeduncular nucleus
IPAC	Interstitial nucleus of the posterior limb of the anterior commissure
iSC	Inferior superior colliculus
ISH	in situ hybridization
LDTg	Laterodorsal tegmental nucleus
LHA	Lateral hypothalamic area
LO	Lateral orbital cortex
LPAG	Lateral periaqueductal grey
LPB	Lateral parabrachial nucleus
LPO	Lateral preoptic area
LS	Lateral septum
ml	Medial lemniscus
MPB	medial parabrachial nucleus
MPN	Median preoptic nucleus
MPO	Medial preoptic area
mt	mammillothalamic tract
NA	Nucleus accumbens (all parts)
NAsh	Nucleus accumbens shell
Nts	Neurotensin
OFT	Olfactory tubercle
PAG	Periaqueductal grey
PB	Parabrachial nucleus
PFC	Prefrontal cortex
POA	Preoptic area
PrL	Prelimibc cortex
pSTN	Para-substhalamic nucleus
PTg	Pedunculopontine tegmental nucleus
PVH	Paraventricular hypothalamus
RMTg	Rostromedial tegmental nucleus
SC	Superior Colliculus
scp	Superior cerebellar peduncle
SN	Substantia nigra
SPTg	subpeduncular tegmental nucleus
ST	Stria terminalis (general)
sti	Intermediate division of bed of stria terminals
stl	Lateral division of bed of stria terminals
STN	subthalamic nucleus
VLPAG	Ventrolateral periaqueductal grey
VMH	Ventromedial hypothalamus
VO	Ventral orbital cortex
VP	Ventral pallidum
VTA	Ventral tegmental area
ZI	Zona incerta