11β-OH-3α,5α-THA	11β-Hydroxyandrosterone
11β-hydroxyandrostenedione	11β-OH-A
16α-OH-P	16α-Hydroxyprogesterone
16α-OH-Preg	16α-Hydroxypregnenolone
17-OH-P	17-Hydroxyprogesterone
17-OH-Preg	17-Hydroxypregnenolone
17-OH-20α-DHP	17α-Hydroxy-20α-dihydroprogesterone
5α-DHA	5α-Androstane-3,17-dione
5α-DHT	5α-Dihydrotestosterone
3α,5α,17-PD	17-Hydroxyallopregnanolone
3α,5α,17,20α-PT	5α-Pregnane-3α,17,20α-triol
3α,5α,20α-PD	5α-Pregnane-3α, 20α-diol
3α,5α-THA	Androsterone
3α,5α-THP	3α,5α-Tetrahydroprogesterone, allopregnanolone
3β,5α,17,20α-PT	5α-Pregnane-3β,17,20α-triol
3β,5α-THA	Epiandrosterone
3α,5β,17,20α-PT	5β-Pregnane-3α,17,20α-triol
3α,5β,17-PD	17-Hydroxypregnanolone
3α,5β-THA	Etiocholanolone
3α,5β-THA	Epietiocholanolone
8-iso-PGF2α	8-iso-Prostaglandin F2α
σ1Rs	Sigma-1 receptors
A	Androstenedione
ACTH	Adrenocorticotropic hormone
AD	Androstanediol
ADIOL	Androstenediol
AKR1C1	Aldo-keto reductase family 1 member C1
AKR1C2	Aldo-keto reductase family 1 member C2
AKR1C3	Aldo-keto reductase family 1 member C3
AKR1D1	5β-Reductase
AMPARs	α-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid receptors
ANOVA	Analysis of variance
AT	Androstenetriol (5-androstene)
BBB	Blood-brain barrier
CI	Confidence interval
CNS	Central nervous system
CRH	Corticotropin-releasing hormone
CYP11A1	Cholesterol desmolase
CYP11B1	11β-Hydroxylase
CYP17A1	C17-hydroxylase-C17,20-lyase
CYP19A1	Aromatase
CYP21A2	21-Hydroxylase
CYP3A4	Cytochrome P450 3A4
CYP3A7	Cytochrome P450 3A7
CYP7B1	7α-hydroxylase
DHEA	Dehydroepiandrosterone
DHEAS	Dehydroepiandrosterone sulfate
DHP	Dihydroprogesterone
EDSS	Expanded Disability Status Scale
ERα	Estrogen receptors α
ERβ	Estrogen receptors β
FSH	Follicle-stimulating hormone
GABA	γ-Aminobutyric acid
GABAARs	Type A γ-aminobutyric acid receptors
GR	Glucocorticoid receptors
GC-MS/MS	Gas chromatography tandem mass spectrometry
GPER	G protein-coupled estrogen receptors
HPAA	Hypothalamic-pituitary-adrenal axis
HSD3B1	Type 1 3β-Hydroxysteroid dehydrogenase
HSD3B2	Type 2 3β-Hydroxysteroid dehydrogenase
HSD3Bs	Type 1 and 2 3β-Hydroxysteroid dehydrogenases
HSD11B1	Type 1 11β-Hydroxysteroid dehydrogenase
HSD11B2	Type 2 11β-Hydroxysteroid dehydrogenase
HSD17B2	Type 2 17β-Hydroxysteroid dehydrogenase
HSD17B3	Type 3 17β-Hydroxysteroid dehydrogenase
HSD17B6	Type 6 17β-Hydroxysteroid dehydrogenase (3α/β epimerase)
HPT9_R	9-Hole Peg Test for right hand
HPT9_L	9-Hole Peg Test for left hand
IFN-γ	Interferon γ
IL-1	Interleukin 1
IL-2	Interleukin 2
IL-4	Interleukin 4
IL-6	Interleukin 6
IL-10	Interleukin 10
IL-12	Interleukin 12
IL-17	Interleukin 17
LLR	Logarithm of likelihood ratio
mRNA	Messenger ribonucleic acid
NASs	Neuroactive steroids
NMDA	N-methyl-D-aspartate
NMDARs	N-methyl-D-aspartate receptors
OPLS	Orthogonal predictions to latent structure
P	Progesterone
PD	Pregnanediol
PGF2α	Prostaglandin F2α
PNS	Peripheral nervous system
Preg	Pregnenolone
PregS	Pregnenolone sulfate
PT	Pregnanetriol
ROS	Reactive oxygen species
SRD5A1	Type 1 5α-reductase
SRD5A2	Type 2 5α-reductase
SULT2A1	Steroid sulfotransferase type 2A1
STS	Steroid sulfatase
T	Testosterone
T25FWT	Timed 25-foot walk
THP	Tetrahydroprogesterone
TNF-α	Tumor necrosis factor α
TRPC5s	Short transient receptor potential channels 5
TRPV1s	Vanilloid receptors
TRPM3s	Melastatin receptors
The letter C after the abbreviation of a steroid indicates its conjugated form
The “, C” after the molar ratio of a steroid indicates that they are its conjugated forms.