aCd	anterior caudate
aCg	anterior cingulate cortex
ains	anterior insular cortex
BLA	basolateral nucleus of amygdala
CE	central nucleus of amygdala
CNS	central nervous system
core	core of the nucleus accumbens
DA	dopamine
dHP	dorsal part of hippocampus
dHY	dorsal part of hypothalamus
DLS	dorsolateral striatum
DMS	dorsomedial striatum
DOPAC	3,4-dihydroxyphenylacetic acid
DRN	dorsal raphe nucleus
EPN	entopeduncular nucleus
FPN	fipronil
GABA	γ-aminobutyric acid
GABAA receptor	γ-aminobutyric acid A receptor
GPe	the globus pallidus pars externa
Hb	habenula
HPLC	high pressure liquid chromatography
HVA	homovanillic acid
IL	infralimbic cortex
M2	motor cortex M2
MAO-B	monoamine oxidase-B
MDMA	3,4-methylenedioxy-methamphetamine
MPTP	1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine
MRN	median raphe nucleus
NA	noradrenaline
NAc	nucleus accumbens
OFC	orbitofrontal cortex
PD	Parkinson’s disease
PL	prelimbic cortex
rpm	revolutions per minute
5-HIAA	5-hydroxyindoleacetic acid
5-HT	5-hydroxytryptamine; serotonin
shell	shell of the nucleus accumbens
SN	substantia nigra
lSN	lateral part of substantia nigra
mSN	medial part of substantia nigra
STN	subthalamic nucleus
Th	thalamus
TH	tyrosine hydroxylase
VCS	ventro-caudal striatum
vHP	ventral part of hippocampus
vHY	ventral part of hypothalamus
VLS	ventrolateral striatum
VMS	ventromedial striatum
VTA	ventral tegmental area
6-OHDA	6-hydroxydopamine