DXA	Dual-energy X-ray Absorptiometry
UHPLC-MS/MS	Ultra-High Performance Liquid Chromatography coupled with Tandem Mass Spectrometry
PAM	PI3K/AKT/mTOR
BMD	Bone Mineral Density
MSCs	Mesenchymal Stem Cells
SPF	Specific Pathogen-Free
BV/TV	bone volume fraction
Tb.Th	trabecular thickness
Tb.N	trabecular number
Tb.Sp	trabecular bone spacing
SMI	structure model index
EUTM	Electronic Universal Testing Machine
Fmax	maximum load
dmax	maximum deflection
CTX I	Cross Linked C-Telopeptide of Type I Collagen
BALP	Bone Alkaline Phosphatase
PINP	Propeptide of Type I Procollagen
PTH	Parathyroid Hormone
BGP	Bone Gla-protein
CT	Calcitonin
CTAB	Cetyltrimethylammonium Ammonium Bromide
TRAP	Tartrate-resistant Acid Phosphatase
HAPC	High-altitude Polycythemia
cADPR	cyclic ADP-ribose
GSEA	Gene Set Enrichment Analysis
dAMP	deoxyadenosine monophosphate
PGE2	Prostaglandin E2
EP4	Prostaglandin E2 receptor 4