HPA axis	Hypothalamic-pituitary-adrenal axis
CSF	Cerebrospinal fluid
CNS	Central nervous system
NLRP3	Nod-like receptor protein 3
NLR	Nucleotide-binding oligomerization
IL-1β	Interleukin-1β
IL-6	Interleukin-6
TGF-β	Transforming growth factor-β
IL-10	Interleukin-10
IL-4	Interleukin-4
IL-13	Interleukin-13
IFN-α	Interferon-α
IFN-γ	Interferon-γ
CD163	Cluster of differentiation 163
CD206	Cluster of differentiation 206
M1 microglia	M1-phenotype microglia
INOS	Inducible nitric oxide synthase
CD86	Cluster of differentiation 86
MS	maternal separation
CUMS	Chronic unpredictable mild stress
CMS	Chronic mild stress
CSDS	chronic social defeat stress
CUS	Chronic mild stress
CRS	Chronic restraint stress
LPS	Lipopolysaccharide
TLR4	Toll-like receptor 4
AD	Alzheimer’s disease
PFC	Prefrontal cortex
DG	Dentate gyrus
NSC	Neural stem cell
SVZ	Subventricular zone
SGZ	Subgranular zone
5-HT	5-hydroxytryptamine
NF-κB	Nuclear transcription factor-kappa B
MyD88	Myeloid differentiation factor 88
PRRs	Pattern recognition receptors
NLRs	Nucleotide-binding oligomerization domains leucine-rich repeat-containing protein receptors
R-SDS	Repeated social defeat stress
TLR2/4	Toll-like receptor 2 and 4
TNF-α	Tumor necrosis factor α
BDNF	Brain derived neurotrophic Factor
ERF	Extracellular signal-regulated kinase
CREB	cAMP-response element binding protein
MIP2	Macrophage inflammatory protein-2
CX3CR1	C-X3-C motif chemokine receptor 1
BrdU	5-ethynyl-2-deoxyuridine
TRY	Tryptophan
SSRIs	Selective serotonin reuptake inhibitors
DCX	Doublecortin
IDO	Indoleamine 2,3-dioxygenase
TDO	Tryptophan 2,3-dioxygenase
JAK	Janus kinase
STAT	Signal transducer and activator of transcription
KYN	Kynurenine; TrkB: Tyrosine kinase receptor B
KLF4	Kruppel like factor 4
CDKL5	Cyclin dependent kinase like 5
Brdu	5-Bromo-2-deoxyuridine
CAMP	Cyclic adenosine monophosphate
Tnfr1	Tumor necrosis factor receptor 1
GR	Glucocorticoid receptor
PD	Parkinson disease
QUIN	Quinolinic acid
miRNA	MicroRNA
ncRNA	non-coding RNA
KLF4	Kruppel like factor 4
HNK	Hydroxynorketamine
ALA	α-linolenic acid
EPA	Eicosapentaenoic acid
DHA	Docosahexaenoic acid
Aβ25–35	Amyloid b-Protein Fragment 25-35
GSK-3	Glycogen synthase kinase 3
NO	Nitric oxide
HD	Huntington’s disease
GCS	Glucocorticoid
DST	DEX inhibition test
ACTH	Adrenocorticotropic hormone
SGK	Serum and glucocorticoid induced kinase
NSCs	Neural stem cells
Arg-1	Arginase-1
GF	Germ-free
IGF-1	Insulin-like growth factor-1
CCL17	Chemoattractant cytokine ligand 17
CCL18	Chemoattractant cytokine ligand 18
PSD95	Postsynaptic density protein 95
ERK	Extracellular signal-regulated kinase
TCAs	Tricyclic antidepressants
SERT	serotonin transporter