2-AG	2-arachidonylglycerol
AA-5HT	N-arachidonoylserotonin
AC	Adenylyl cyclase
AEA	Anandamide
cAMP	Cyclic AMP
CB1	Cannabinoid 1
CB2	Cannabinoid 2
CMS	Chronic mild stress
CNS	Central nervous system
CUS	Chronic unpredictable stress
DAGL	Diacylglycerol lipase
ECS	Endocannabinoid system
FAAH	Fatty acid amide hydrolase
FST	Forced swim test
HPA	Hypothalamic–pituitary–adrenal
MAGL	Monoacylglycerol lipase
MAPK	Mitogen-activated protein kinase
MDD	Major depressive disorder
MDE	Major depressive episode
NAPE	N-arachidonoyl-phosphatidyl-ethanolamine
NAPE-PLD	N-acylphosphatidylethanolamine-selective phospholipase D
OBX	Olfactory bulbectomized
PFC	Prefrontal cortex
PKA	Protein kinase A
PRISMA	Preferred reporting items for systematic reviews and meta-analyses
qPCR	Quantitative polymerase chain reaction
SSRI	Selective serotonin reuptake inhibitor
TCA	Tricyclic antidepressant
Δ9-THC	Δ9-tetrahydrocannabinol
TRPV1	Transient receptor potential vanilloid type-1
TST	Tail suspension test
WKY	Wistar–Kyoto