AANAT	Arylalkylamine-N-acetyltransferase
AMPKα	5’Adenosine monophosphate-activated protein kinase
aPL	Antiphospholipid antibodies
BDNF	Brain-derived neurotrophic factor
BMP-2	Bone morphogenetic protein 2
BMPs	Bone morphogenetic proteins
CAT	Catalase
CRY	Cryptochrome
DD	Constant darkness
NK	Natural killer cell
E12	Embryonic day 12
E2	17β-Estradiol
E22	Embryonic day 22
EMS	Endometriosis
ERα	Estrogen receptor alpha
Gdf	Growth/differentiation factor
H/R	Hypoxia/reoxygenation
HB-EGF	Heparin binding-epidermal growth factor
hMTNR1B	Melatonin receptor 1B
Hox	Homeobox genes
Ihhi	P4-Regulated Indian Hedgehog
IL-11	Interleukin 11
IUGR	Intrauterine growth restriction
LD	Light–dark cycle
LIF	Leukemia inhibitory factor
MDA	Malondialdehyde
MMPs	Metalloproteinases
MR1A	Melatonin receptor 1A
MR1B	Melatonin receptor 1B
MT1	Melatonin receptor 1
MT2	Melatonin receptor 2
MT3	Melatonin receptor 3
NAS	N-acetylserotonin
NF-kB	Nuclear factor kappa B
Nrf2	Nuclear factor erythroid 2-related factor 2
P4	Progesterone
PER	Period
Per1-luc	Period1-luciferase
PG	Prostaglandin
PI	Placental insufficiency
PRA	Progesterone receptor A
Ptgs2	Prostaglandin G/H synthase 2
ROCK1	Coiled-coil containing protein kinases 1
SCID	Severe combined immunodeficiency
SCN	Suprachiasmatic nucleus
sFlt-1	Fms-like tyrosine kinase 1
SOD	Superoxide dismutase
TGF-β	Transforming growth factor beta
UESCs	Uterus endometrial stromal cells
UP	Uterine peristalsis
VEGF	Vascular endothelial growth factor