表 1.

纳入研究的9个基因及13个SNPs位点

13 SNPs from 9 candidate genes

Gene	SNPs
VDR，vitamin D receptor; CTR，calcitotin receptor; MMP-8, matrix metallopeptidase 8; RANK, activator of NF-κB; DBP, vitamin D binding protein; EGF, epidermal growth factor; BMP2, bone morphogenetic protein-2; S100A8, calprotectin S100A8; Runx2/Cbfa1, core binding factor α1; SNPs, single nucleotide polymorphisms.
VDR	rs2228570
CTR	rs2283002，rs2374634
MMP-8	rs11225395
RANK	rs11664594
DBP	rs17467825，rs4588，rs7041
EGF	rs2237051
BMP2	rs2273073
S100A8	rs3795391, rs3806232
Runx2/Cbfa1	rs6938177