2013
Human embryonic poly(A)-binding protein (EPAB) alternative splicing is differentially regulated in human oocytes and embryos
Guzeloglu-Kayisli O, Lalioti MD, Babayev E, Torrealday S, Karakaya C, Seli E. Human embryonic poly(A)-binding protein (EPAB) alternative splicing is differentially regulated in human oocytes and embryos. Molecular Human Reproduction 2013, 20: 59-65. PMID: 24002949, DOI: 10.1093/molehr/gat061.Peer-Reviewed Original ResearchConceptsZygotic genome activationEarly embryo developmentEarly embryosTranslational activationSomatic tissuesSpliced formsEmbryo developmentEmbryo-specific expressionPost-transcriptional mechanismsOocyte maturationHuman somatic tissuesFull-length formGenome activationExon 8Transcriptional regulationAlternative splicingTranscriptional activityGene expressionHuman oocytesEPABAmino acidsXenopusEmbryosMRNAOocytes
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 folliclesEmbryonic poly(A)-binding protein (ePAB) phosphorylation is required for Xenopus oocyte maturation
Friend K, Brook M, Bezirci FB, Sheets MD, Gray NK, Seli E. Embryonic poly(A)-binding protein (ePAB) phosphorylation is required for Xenopus oocyte maturation. Biochemical Journal 2012, 445: 93-100. PMID: 22497250, PMCID: PMC3955212, DOI: 10.1042/bj20120304.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBlotting, WesternCytoplasmFemaleFluorescent Antibody TechniqueGene Expression Regulation, DevelopmentalImmunoprecipitationMutationOocytesOogenesisPhosphorylationPoly APoly(A)-Binding ProteinsPolyadenylationProtein BiosynthesisProtein Processing, Post-TranslationalRNA, MessengerXenopus laevisXenopus ProteinsConceptsCytoplasmic polyadenylationOocyte maturationPost-transcriptional regulatorsEarly embryonic developmentPost-translational modificationsXenopus oocyte maturationMaternal mRNAsProtein phosphorylationResidue clustersTranslational activationEmbryonic developmentXenopus laevis oocytesProtein activityPhosphorylationFirst insightLaevis oocytesPolyadenylationInherent abilityEPABMaturationPhosphoproteinRegulatorMutationsMRNAOocytes
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
2005
An embryonic poly(A)-binding protein (ePAB) is expressed in mouse oocytes and early preimplantation embryos
Seli E, Lalioti MD, Flaherty SM, Sakkas D, Terzi N, Steitz JA. An embryonic poly(A)-binding protein (ePAB) is expressed in mouse oocytes and early preimplantation embryos. Proceedings Of The National Academy Of Sciences Of The United States Of America 2005, 102: 367-372. PMID: 15630085, PMCID: PMC544294, DOI: 10.1073/pnas.0408378102.Peer-Reviewed Original ResearchConceptsZygotic gene activationGene activationEarly embryosSomatic cellsTranslational activationGene expressionEmbryo developmentEarly preimplantation embryo developmentEarly Xenopus developmentEarly preimplantation embryosEight-cell stageEarly embryo developmentPreimplantation embryo developmentTwo-cell embryosCytoplasmic PABPMouse orthologXenopus developmentMammalian oocytesProphase ISomatic tissuesChromosome 2Preimplantation embryosEPABMouse oocytesOne-cell