Review Article

“Omics” Signatures in Peripheral Monocytes from Women with Low BMD Condition

Table 1

List of differentially expressed biomolecules in low versus high bone mineral density (BMD) condition identified using “omics” methods and validated by “qRT-PCR” or using “antibodies.”

Gene name (protein name)Up- (↑) or down- (↓) regulation in low BMDBiomolecule/omics methodEthnicity/average age or age range/menopausal statusFunctions relevant to osteoclastogenesisAuthor, year

GCR (glucocorticoid receptor)mRNA/Affymetrix HGU133A
GeneChip® array
Caucasian/range: 47–55 years/pre- & postmenopauseResponse to steroid hormone stimulus, regulating the expression of STAT1Liu et al., 2005

HDC (histidine decarboxylase)mRNA/Affymetrix HGU133A
GeneChip array
Caucasian/range: 47–55 years/pre- & postmenopauseHistamine biosynthetic processLiu et al., 2005

CXCL3 (chemokine (C-X-C motif) ligand 3)mRNA/Affymetrix HGU133A
GeneChip array
Caucasian/range: 47–55 years/pre- & postmenopauseInflammatory response, prochemotacticLiu et al., 2005

SOD2 (manganese containing superoxide dismutase)Protein/2-dimensional electrophoresisChinese/range: 20–45 years/premenopauseRemoval of superoxide radicals by production of hydrogen peroxideDeng et al., 2008

GPX1 (glutathione peroxidase 1)Protein/2-dimensional electrophoresisChinese/range: 20–45 years/premenopauseCellular hydrogen peroxide detoxificationDeng et al., 2008

P4HB (prolyl 4-hydroxylase b subunit)Protein/2-dimensional electrophoresisChinese/range: 20–45 years/premenopauseProtein foldingDeng et al., 2008

RSU1 (Ras suppressor protein 1)Protein/2-dimensional electrophoresisChinese/range: 20–45 years/premenopausePromotes cell-substrate adhesionDeng et al., 2008

GSN (gelsolin) ↑ ↓Protein/2-dimensional electrophoresisChinese/range: 20–45 years/premenopauseActin polymerization and promigratory, podosome assemblyDeng et al., 2008
Protein/LC-nano-ESI-MSCaucasian/average 51 years/premenopauseCoregulator of androgen receptorDeng et al., 2011

STAT1 (signal transducer and activator of transcription 1)mRNA/Affymetrix HG-U133 plus 2.0 GeneChip arrayChinese/range: 20–45 years/premenopauseResponse to interferons, antiviral defenceLei et al., 2009

GBP1 (guanylate binding protein 1)mRNA/Affymetrix HG-U133 plus 2.0 GeneChip arrayChinese/range: 20–45 years/premenopauseAntiviral defence, immunityLei et al., 2009

ANXA2 (Annexin A2)Protein/LC-nano-ESI-MSCaucasian/average 68.2 years/postmenopauseAngiogenesis, transendothelial migration, osteoclast formationDeng et al., 2011

miR-133a (microRNA 133a)Small noncoding RNA/ABI TaqMan® miRNA arrayCaucasian/average age: 62.6 years/postmenopauseTarget genes such as CXCL11 and SLC39A1 inhibit osteoclastogenesis, and CXCR3 expression reduces from monocyte to osteoclast differentiationWang et al., 2012

miR-422a (microRNA 422a)Small noncoding RNA/ABI TaqMan miRNA arrayCaucasian/average: 62.6 years/postmenopauseTarget genes such as CBL, CD226, PAG1, and TOB2 inhibit osteoclastogenesis, while IGF-1 couples the process of bone remodelingCao et al., 2014

HSPB1 (heat shock protein beta-1)Protein/4-plex iTRAQ LC-MS/MSIndian/range: 30–40 & 50–60 years/pre- & postmenopauseStress response, antiapoptotic, promigratory, proadhesiveDaswani et al., 2015

PLK3 (polo-like kinase 3)mRNA/Affymetrix 1.0 ST arraysCaucasian/range: 47–56 years/pre- and postmenopauseProapoptotic, cell cycle checkpoints, DNA damageLiu et al., 2015

BMD: bone mineral density. LC-MS/MS: liquid chromatography-tandem mass spectrometry. iTRAQ: isobaric tags for relative and absolute quantification.