2007
Molecular Actions of 1,25‐Dihydroxyvitamin D3 on Genes Involved in Calcium Homeostasis*
Pike JW, Zella LA, Meyer MB, Fretz JA, Kim S. Molecular Actions of 1,25‐Dihydroxyvitamin D3 on Genes Involved in Calcium Homeostasis*. Journal Of Bone And Mineral Research 2007, 22: v16-v19. PMID: 18290714, DOI: 10.1359/jbmr.07s207.Peer-Reviewed Original ResearchConceptsTranscriptional start siteRegulatory regionsExpression of TRPV6RANKL geneKey regulatory regionsVertebrate organismsNovel genesChromatin immunoprecipitationStart siteRegulatory elementsUpstream sequencesGene expressionEnhancer regionMolecular mechanismsHuman TRPV6Upstream regionGenesTRPV6 geneMolecular actionsMolecular techniquesPrimary regulatorMicroarray methodKbTRPV6Expression1,25-Dihydroxyvitamin D3 induces expression of the Wnt signaling co-regulator LRP5 via regulatory elements located significantly downstream of the gene's transcriptional start site
Fretz JA, Zella LA, Kim S, Shevde NK, Pike JW. 1,25-Dihydroxyvitamin D3 induces expression of the Wnt signaling co-regulator LRP5 via regulatory elements located significantly downstream of the gene's transcriptional start site. The Journal Of Steroid Biochemistry And Molecular Biology 2007, 103: 440-445. PMID: 17229572, PMCID: PMC1868540, DOI: 10.1016/j.jsbmb.2006.11.018.Peer-Reviewed Original ResearchConceptsTranscriptional start siteGene transcriptional start siteChIP-chip analysisLRP5/LRP6Chromatin structureHuman genomeRegulatory regionsStart siteRegulatory elementsWnt familyHeterologous promoterCanonical WntMembrane receptorsMRNA transcriptsWntSecreted memberOsteoblastic cellsLRP5GenesVDRELRP5 geneBone formationProteinLrp5 locusOsteoblast numberMultiple enhancer regions located at significant distances upstream of the transcriptional start site mediate RANKL gene expression in response to 1,25-dihydroxyvitamin D3
Kim S, Yamazaki M, Zella LA, Meyer MB, Fretz JA, Shevde NK, Pike JW. Multiple enhancer regions located at significant distances upstream of the transcriptional start site mediate RANKL gene expression in response to 1,25-dihydroxyvitamin D3. The Journal Of Steroid Biochemistry And Molecular Biology 2007, 103: 430-434. PMID: 17197168, PMCID: PMC1892901, DOI: 10.1016/j.jsbmb.2006.12.020.Peer-Reviewed Original ResearchConceptsTranscription start siteStart siteChip analysisMultiple enhancer regionsRNA polymerase IIPotential regulatory regionsTranscriptional start siteRANKL geneVDR/RXRChromatin hubHistone modificationsTranscriptional outputPolymerase IIRANKL gene expressionImportant functional consequencesMultiple enhancersRegulatory regionsTranscription factorsHeterologous promoterGene locusEnhancer regionGene expressionKb upstreamRANKL promoterLuciferase assay
2006
1,25-Dihydroxyvitamin D3 regulates the expression of low-density lipoprotein receptor-related protein 5 via deoxyribonucleic acid sequence elements located downstream of the start site of transcription.
Fretz JA, Zella LA, Kim S, Shevde NK, Pike JW. 1,25-Dihydroxyvitamin D3 regulates the expression of low-density lipoprotein receptor-related protein 5 via deoxyribonucleic acid sequence elements located downstream of the start site of transcription. Endocrinology 2006, 20: 2215-30. PMID: 16613987, DOI: 10.1210/me.2006-0102.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBone and BonesCells, CulturedChromatinChromatin ImmunoprecipitationConserved SequenceDimerizationDNAGene Expression RegulationHumansIntronsLDL-Receptor Related ProteinsLow Density Lipoprotein Receptor-Related Protein-5MiceMice, Inbred C57BLMolecular Sequence DataOsteoblastsPromoter Regions, GeneticProtein BindingReceptors, CalcitriolRetinoid X ReceptorsRNA Polymerase IISequence AlignmentTranscription, GeneticVitamin DVitamin D Response ElementConceptsVitamin D response elementD response elementResponse elementDNA microarray analysisChromatin structureChromatin immunoprecipitationOsteoblast biologyReceptor FrizzledHuman genomeLipoprotein receptor-related protein 5Regulatory regionsStart siteLrp5 locusLow-density lipoprotein receptor-related protein 5Sequence elementsHeterologous promoterMature osteoblastsMicroarray analysisOsteoblast precursorsDirect targetProtein 5Cell line originLine originPrimary osteoblastsGenes