Table 2 Summary of overlapping differentially expressed genes in trabecular bone (identified in the present study) and in subchondral bone (identified by Duan et al.13) from the femoral head of ONFH patients.

From: Microstructural and transcriptomic characterization of trabecular bone in idiopathic osteonecrosis of the femoral head

Differentially expressed genes in the FH vs. IT of ONFH patients and in the study by Duan et al.

Upregulated

GGH,GRN,GYG1,NARF,PIM1,SNTB1,UBE2O

Downregulated

ADGRF5,ALDH1L1,APOD,BLID,CD34,CDH5,CFH,COL4A1,CORO6,DLL4,EBF2,ECSCR,FILIP1L,FMO2,FRZB,GIPC2,HOXB7,KCNK3,KITLG,LAMA3,LAMB1,MRAP,MYL9,NDRG2,PDGFA,PLCXD3,RUNDC3B,TINAGL1,ZFPM2

Different direction of regulation

ABCA8,AIF1,ANKRD13A,ANKRD29,ANXA3,APOBR,AQP1,ARHGAP30,ART4,BST1,C1QB,CAMP,CAV1,CCL18,CD82,CDC6,CHI3L1,CLEC3B,CLMP,COL15A1,COL1A1,CSTA,DIAPH3,DUSP5,EGR2,FBXO16,FCN1,FGF2,GAPT,GSPT1,HBEGF,HMBS,HTRA1,IL6R,JAM3,LCP1,LGALS12,LNX1,LRP4,LRRC15,LTF,MALL,MKX,MNAT1,MNDA,MYO1G,NUF2,OR4Q3,ORM1,P2RX1,PADI4,PAG1,PAMR1,PLA2G7,PLAT,PLXNC1,POLE,PRRG4,RARRES1,RHOG,RNASET2,S100A12,S100A9,S100P,SERPINF1,SLC7A2,SORL1,SPP1,SULF1,TARM1,TFDP2,TMEM150B,WWC2,ZBTB7B

Differentially expressed genes in the FH between ONFH and OA patients and in the study by Duan et al.

Upregulated

TK2,LCTL,GRN

Downregulated

PADI4,KIF3A,JAKMIP3,HYOU1

Different direction of regulation

TMEM176B,TMEM150B,TFPT,PCDH17,HLA-DRA,FAM20A,DZIP1L,CTSH,CD163,CCL19,CCL18,C1QB

  1. ONFH: Osteonecrosis of the femoral head; OA: Osteoarthritis; FH: Femoral head; IT: Intertrochanteric region.