3α-HSD	3α-hydroxysteroid dehydrogenase
3β-HSD	3β-hydroxysteroid dehydrogenase
5α-DHPROG	5α-dihydroprogesterone
3α,5α-THPROG	3α,5α-tetrahydroprogesterone (allopregnanolone)
6-OHDA	6-hydroxydopamine
AD	Alzheimer’s disease
BBB	Blood brain barrier
CNS	Central nervous system
CSF	Cerebrospinal fluid
EAE	Experimental autoimmune encephalomyelitis
GABA	γ-aminobutyric acid
Il-18	Interferon-gamma inducing factor 18
MCAO/R	Middle cerebral artery occlusion/reperfusion
mPR	Membrane progesterone receptors
MS	Multiple sclerosis
NLRP3	NOD-like receptor pyrin domain containing 3
NP-C	Niemann–Pick type C
P450scc	Cholesterol side-chain cleavage
PD	Parkinson’s disease
PGRMC1	Membrane-associated progesterone receptor membrane component 1
PR	Progesterone receptors
PROG	Progesterone
TBI	Traumatic brain injury