Abbreviations
Akt	protein kinase B
MAPK	mitogen activated protein kinase
FAK	focal adhesion kinase
GTPase	guanine triphosphatase
MSC	mesenchymal stem cell
RANKL	receptor activator of NF kappa B ligand
GSK3β	glycogen synthase kinase 3 beta
mTOR	mammalian target of rapamycin
PGE2	prostaglandin E2
COX-2	yclooxygenase 2
LCS	lacuna-canalicular system
ECM	extracellular matrix
GEF	guanine exchange factor
ERK1/2	extracellular signal-regulated kinases 1/2
PC1	polycystin 1
PC2	polycystin 2
STAT6	signal transducer and activator of transcription 6
PKA	protein kinase A
PI3K	phosphoinositide 3-kinase
Cx43	onnexin 43
VSCC	voltage sensitive calcium channel
JNK	-Jun N-terminal kinases
SH2	Src homology 2 domain
c-Src	hicken sarcoma gene
Grb2	growth factor receptor-bound protein 2
Ras	rat sarcoma gene
RhoA	ras homolog gene family member A
ER	estrogen receptor
Sost	sclerostin gene