2019
Mitofusin 2 plays a role in oocyte and follicle development, and is required to maintain ovarian follicular reserve during reproductive aging
Zhang M, Bener MB, Jiang Z, Wang T, Esencan E, Scott R, Horvath T, Seli E. Mitofusin 2 plays a role in oocyte and follicle development, and is required to maintain ovarian follicular reserve during reproductive aging. Aging 2019, 11: 3919-3938. PMID: 31204316, PMCID: PMC6628992, DOI: 10.18632/aging.102024.Peer-Reviewed Original ResearchConceptsMitofusin 2Key regulatory proteinsImpaired oocyte maturationFollicle developmentMitochondrial fusionRegulatory proteinsEndoplasmic reticulumMitochondrial dysfunctionTargeted deletionOocyte maturationOocytesReproductive agingFemale subfertilityOocyte qualityOvarian follicular reserveTelomeresMitochondriaMetabolic milieuProteinReticulumDeletionFusionPhenotypeApoptosisMaturationTranslational activation of maternally derived mRNAs in oocytes and early embryos and the role of embryonic poly(A) binding protein (EPAB)
Esencan E, Kallen A, Zhang M, Seli E. Translational activation of maternally derived mRNAs in oocytes and early embryos and the role of embryonic poly(A) binding protein (EPAB). Biology Of Reproduction 2019, 100: 1147-1157. PMID: 30806655, PMCID: PMC8127035, DOI: 10.1093/biolre/ioz034.Peer-Reviewed Original ResearchConceptsTranslational activationBinding proteinSpecific protein complexesTranslation of mRNAsOocyte maturationCis-acting sequencesEarly embryo developmentProtein complexesXenopus modelEarly embryosKey regulatorGene expressionMolecular mechanismsEmbryo developmentTargeted disruptionMechanistic detailsProteinEarly developmentMRNAMice resultsKey mechanismOocytesActivationMaturationTranscription
2015
Embryonic Poly(A)-Binding Protein (EPAB) Is Required for Granulosa Cell EGF Signaling and Cumulus Expansion in Female Mice
Yang CR, Lowther KM, Lalioti MD, Seli E. Embryonic Poly(A)-Binding Protein (EPAB) Is Required for Granulosa Cell EGF Signaling and Cumulus Expansion in Female Mice. Endocrinology 2015, 157: 405-416. PMID: 26492470, PMCID: PMC4701890, DOI: 10.1210/en.2015-1135.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBone Morphogenetic Protein 15Cell ProliferationCells, CulturedCoculture TechniquesCumulus CellsEpidermal Growth FactorErbB ReceptorsFemaleGranulosa CellsGrowth Differentiation Factor 9Luteinizing HormoneMAP Kinase Signaling SystemMice, KnockoutOocytesPhosphorylationPoly(A)-Binding ProteinsProtein Processing, Post-TranslationalReceptors, LHSignal TransductionConceptsEpidermal growth factorZygotic genome activationP90 ribosomal S6 kinaseBone morphogenetic protein 15Cumulus cellsRibosomal S6 kinaseImpaired oocyte maturationCumulus expansionGrowth differentiation factor 9Genome activationDifferentiation factor 9S6 kinaseEarly embryosTranslational activationEGF signalingEGF receptorFemale micePhosphorylated MEK1/2EGF treatmentBinding proteinFactor 9Cells exhibitOocyte maturationProteinProtein 15
2012
Epab and Pabpc1 Are Differentially Expressed During Male Germ Cell Development
Ozturk S, Guzeloglu-Kayisli O, Demir N, Sozen B, Ilbay O, Lalioti MD, Seli E. Epab and Pabpc1 Are Differentially Expressed During Male Germ Cell Development. Reproductive Sciences 2012, 19: 911-922. PMID: 22814100, PMCID: PMC4046314, DOI: 10.1177/1933719112446086.Peer-Reviewed Original ResearchConceptsRound spermatidsGene expressionMale germ cell developmentGerm cell developmentPABPC1 expressionTranslational regulationCytoplasmic polyadenylationPosttranscriptional mechanismsPABPC1Key proteinsCell developmentEPABSpatial expressionMature testesMouse testisMessenger RNASpermatogenic cellsTail lengthProteinSpermatocytesExpressionSpermatogoniaTestisEarly postnatal lifePolyadenylationEmbryonic poly(A)-binding protein (EPAB) is required for oocyte maturation and female fertility in mice
Guzeloglu-Kayisli O, Lalioti MD, Aydiner F, Sasson I, Ilbay O, Sakkas D, Lowther KM, Mehlmann LM, Seli E. Embryonic poly(A)-binding protein (EPAB) is required for oocyte maturation and female fertility in mice. Biochemical Journal 2012, 446: 47-58. PMID: 22621333, PMCID: PMC3955213, DOI: 10.1042/bj20120467.Peer-Reviewed Original ResearchConceptsTranslational activationOocyte maturationZygotic genome activationFemale fertilityGenome activationGerminal vesicle stage oocytesDazl mRNAEarly embryogenesisMaternal mRNAsDownstream regulatorsMammalian reproductionGene expressionEPABStage oocytesXenopus oocytesEpidermal growthLate antral folliclesOogenesisMRNAOocytesMaturationProteinFemale miceCumulus expansionAntral follicles
2008
Identification and characterization of human embryonic poly(A) binding protein (EPAB)
Guzeloglu-Kayisli O, Pauli S, Demir H, Lalioti MD, Sakkas D, Seli E. Identification and characterization of human embryonic poly(A) binding protein (EPAB). Molecular Human Reproduction 2008, 14: 581-588. PMID: 18716053, DOI: 10.1093/molehr/gan047.Peer-Reviewed Original ResearchConceptsZygotic genome activationBinding proteinGene expressionInitial mitotic divisionsAmino acid proteinTranslational regulatory pathwaysEarly embryo developmentGenome activationModel organismsTranscriptional silencingMaternal mRNAsEarly embryosTranslational activationCytoplasmic polyadenylationSomatic tissuesAcid proteinRegulatory pathwaysMitotic divisionEmbryo developmentEPABProteinMRNA activationXenopusEmbryosCentral role