11COOH-THC	11-nor-9-carboxy-Δ9-tetrahydrocannabinol
11OH-THC	11-hydroxy-Δ9-tetrahydrocannabinol
17OH-PROG	17α,hydroxyprogesterone
2-AG	2-Arachidonoylglycerol
3α,5α-THDOC	3α,5α-Tetrahydroxydeoxycorticosterone
APCI	Atmospheric pressure chemical ionization
AEA	N-arachidonoylethanolamine (Anandamide)
ALLO	Allopregnanolone (3α-hydroxy-5α-pregnan-20-one)
BSA	Bovine serum albumin
CC	Calibration curve
CE	Collision energy
CV	Coefficient of variation
DHEA	Dehydroepiandrosterone
DHT	Dihydrotestosterone
EPIALLO	Epiallopregnanolone (or isoallopregnanolone; 3β-hydroxy-5α-pregnan-20-one)
EPIPRAG	Epipregnanolone (3β-hydroxy-5β-pregnan-20-one)
GC-MS/MS	Gas chromatography coupled to tandem mass spectrometry
GLP	Good laboratory practice
IS	Internal standard
LC-MS/MS	Liquid chromatography coupled to tandem mass spectrometry
MW	Molecular weight
LLOQ	Lower limit of quantification
NAPE	N-Acylphosphatidylethanolamines
NCI	Negative chemical ionization
OEA	Oleoylethanolamine
PBS	Phosphate-buffered saline
PEA	Palmitoylethanolamide
PRAG	Pregnanolone (3α-hydroxy-5β-pregnan-20-one)
PREG	Pregnenolone (3β-hydroxypregn-5-en-20-one)
PROG	Progesterone (pregn-4-en-3,20-one)
QC	Quality control
RT	Room temperature
SRM	Selected reaction monitoring
Stab	Stability
StS	Stock solution
TESTO	Testosterone (17β-hydroxyandrost-4-en-3-one)
THC	Δ9-Tetrahydrocannabinol
ULOQ	Upper limit of quantification
Val	Validation
WMS	Within-group mean square
WS	Working solution