2022
The steroid hormone estriol (E3) regulates epigenetic programming of fetal mouse brain and reproductive tract
Zhou Y, Gu B, Brichant G, Singh JP, Yang H, Chang H, Zhao Y, Cheng C, Liu ZW, Alderman MH, Lu L, Yang X, Gao XB, Taylor HS. The steroid hormone estriol (E3) regulates epigenetic programming of fetal mouse brain and reproductive tract. BMC Biology 2022, 20: 93. PMID: 35491423, PMCID: PMC9059368, DOI: 10.1186/s12915-022-01293-4.Peer-Reviewed Original ResearchConceptsEstrogen receptorMaintenance of pregnancyFetal mouse brainReproductive systemE3 micePregnancy outcomesEstrogen actionEstrogen potencyPregnant miceEstrogen exposureEstrogen signalingFetal developmentMouse brainSteroid hormonesUnexpected functional rolesPregnancyReproductive tractHormone estriolBrainReceptorsExpression levelsFetusesExploratory behaviorMiceNovel mechanism
2010
In Utero Exposure to Diethylstilbestrol (DES) or Bisphenol-A (BPA) Increases EZH2 Expression in the Mammary Gland: An Epigenetic Mechanism Linking Endocrine Disruptors to Breast Cancer
Doherty LF, Bromer JG, Zhou Y, Aldad TS, Taylor HS. In Utero Exposure to Diethylstilbestrol (DES) or Bisphenol-A (BPA) Increases EZH2 Expression in the Mammary Gland: An Epigenetic Mechanism Linking Endocrine Disruptors to Breast Cancer. Discover Oncology 2010, 1: 146-155. PMID: 21761357, PMCID: PMC3140020, DOI: 10.1007/s12672-010-0015-9.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBenzhydryl CompoundsBlotting, WesternCarcinogensCell Line, TumorDiethylstilbestrolEndocrine DisruptorsEnhancer of Zeste Homolog 2 ProteinEpigenesis, GeneticFemaleGene ExpressionHistone-Lysine N-MethyltransferaseHumansMammary Neoplasms, ExperimentalMicePhenolsPolycomb Repressive Complex 2PregnancyPrenatal Exposure Delayed EffectsReverse Transcriptase Polymerase Chain ReactionConceptsUtero exposureMCF-7 cellsEZH2 expressionMammary tissueMammary glandBreast cancerBreast cancer riskEffects of BPAAdult mammary tissueEZH2 protein expressionPersistent epigenetic changesZeste homolog 2DES exposureFetal exposureEZH2 mRNA expressionBreast neoplasiaNeoplastic changesCancer riskBPA treatmentEndocrine-disrupting chemicalsAdult womenDevelopmental programmingMRNA expressionUteroMiceBisphenol‐A exposure in utero leads to epigenetic alterations in the developmental programming of uterine estrogen response
Bromer JG, Zhou Y, Taylor MB, Doherty L, Taylor HS. Bisphenol‐A exposure in utero leads to epigenetic alterations in the developmental programming of uterine estrogen response. The FASEB Journal 2010, 24: 2273-2280. PMID: 20181937, PMCID: PMC3230522, DOI: 10.1096/fj.09-140533.Peer-Reviewed Original ResearchConceptsEpigenetic alterationsCytosine-guanine dinucleotides (CpGs) methylationUtero BPA exposureHomeobox gene HOXA10Developmental programmingDiminished methylationChromatin immunoprecipitationBisulfite sequencingEpigenetic mechanismsDNA methylationPromoter sequencesBPA exposureMethylation profilesExpression patternsGene expressionUterine organogenesisUterine estrogen responsesMethylationNovel mechanismGeneral mechanismPregnant CD-1 miceProtein expressionCD-1 miceHOXA10Expression