2022
Distress response in granulosa cells of women affected by PCOS with or without insulin resistance
Cozzolino M, Herraiz S, Cakiroglu Y, Garcia-Velasco JA, Tiras B, Pacheco A, Rabadan S, Kohls G, Barrio AI, Pellicer A, Seli E. Distress response in granulosa cells of women affected by PCOS with or without insulin resistance. Endocrine 2022, 79: 200-207. PMID: 36149529, DOI: 10.1007/s12020-022-03192-8.Peer-Reviewed Original ResearchMeSH KeywordsFemaleGranulosa CellsHumansInsulin ResistancePolycystic Ovary SyndromeProtein Serine-Threonine KinasesTumor MicroenvironmentConceptsPolycystic ovarian syndromeHomeostasis model assessmentPCOS-IRInsulin resistanceHealthy oocyte donorsCumulus GCsOvarian syndromePCOS groupPlasma glucoseCONT groupMetabolic dysfunctionPathological changesFollicular microenvironmentConclusionOur findingsOocyte donorsGranulosa cellsModel assessmentQRT-PCRWomenER stressCONTMolecular mechanismsCell stressDistress responsesGroupTranscriptomic landscape of granulosa cells and peripheral blood mononuclear cells in women with PCOS compared to young poor responders and women with normal response
Cozzolino M, Herraiz S, Titus S, Roberts L, Romeu M, Peinado I, Scott RT, Pellicer A, Seli E. Transcriptomic landscape of granulosa cells and peripheral blood mononuclear cells in women with PCOS compared to young poor responders and women with normal response. Human Reproduction 2022, 37: 1274-1286. PMID: 35451009, PMCID: PMC9156844, DOI: 10.1093/humrep/deac069.Peer-Reviewed Original ResearchMeSH KeywordsFemaleGranulosa CellsHumansLeukocytes, MononuclearPolycystic Ovary SyndromeRNASirtuinsTranscriptomeConceptsPeripheral blood mononuclear cellsYoung poor respondersPolycystic ovary syndromePoor ovarian responseGCs of PCOSOvarian granulosa cellsBlood mononuclear cellsGranulosa cellsMature folliclesPoor respondersMononuclear cellsRNA expression profilesNormal responseAge groupsSTUDY FUNDING/COMPETINGHigher menopausal ageRotterdam diagnostic criteriaOvarian hyperstimulation syndromeInstituto de Salud Carlos IIIPARTICIPANTS/MATERIALSAntral follicular countROLE OF CHANCEOvarian follicular dynamicsSame study groupIngenuity Pathway Analysis
2019
Mitofusin 1 is required for female fertility and to maintain ovarian follicular reserve
Zhang M, Bener MB, Jiang Z, Wang T, Esencan E, Scott III R, Horvath T, Seli E. Mitofusin 1 is required for female fertility and to maintain ovarian follicular reserve. Cell Death & Disease 2019, 10: 560. PMID: 31332167, PMCID: PMC6646343, DOI: 10.1038/s41419-019-1799-3.Peer-Reviewed Original ResearchConceptsOocyte-granulosa cell communicationDynamic organellesAccumulation of ceramideFemale reproductive agingMitofusin 1Secondary follicle stageMitochondrial dynamicsCell communicationReproductive phenotypesCeramide synthesis inhibitor myriocinDevelopmental arrestApoptotic cell lossMitochondrial dysfunctionTargeted deletionOvarian follicular reserveOocyte maturationFemale fertilityFollicle stageDeletionPhenotypeReproductive agingOocytesCadherinFollicular reserveOrganelles
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
2013
Characterization of the Gonadotropin Releasing Hormone Receptor (GnRHR) Expression and Activity in the Female Mouse Ovary
Torrealday S, Lalioti MD, Guzeloglu-Kayisli O, Seli E. Characterization of the Gonadotropin Releasing Hormone Receptor (GnRHR) Expression and Activity in the Female Mouse Ovary. Endocrinology 2013, 154: 3877-3887. PMID: 23913446, PMCID: PMC3776864, DOI: 10.1210/en.2013-1341.Peer-Reviewed Original ResearchConceptsGranulosa/cumulus cellsGranulosa cellsMouse ovariesReceptor expressionPrimary mouse granulosa cellsCumulus cellsPregnant mare serum gonadotropinIntracellular cAMPHormone receptor expressionGnRH receptor expressionCultured granulosa cellsOvarian granulosa cellsMouse granulosa cellsMechanism of actionGonadotoxic chemotherapyQuantitative RT-PCRGnRH agonistGnRHR mRNAFertility preservationMouse pituitary cellsLuciferase reporter plasmidSerum gonadotropinPituitary cell linePituitary cellsPituitary tissueCumulus and granulosa cell markers of oocyte and embryo quality
Uyar A, Torrealday S, Seli E. Cumulus and granulosa cell markers of oocyte and embryo quality. Fertility And Sterility 2013, 99: 979-997. PMID: 23498999, PMCID: PMC3866131, DOI: 10.1016/j.fertnstert.2013.01.129.Peer-Reviewed Original ResearchConceptsQuantitative reverse transcriptase-polymerase chain reactionGranulosa cell gene expressionRelevant outcome parametersReverse transcriptase-polymerase chain reactionTranscriptase-polymerase chain reactionMural granulosa cellsGranulosa cell markersBiomarkers of oocyteClinical benefitOutcome parametersWhole genome expression profilingGranulosa cellsOocyte qualityEmbryo qualityCell markersFollicular cellsNoninvasive meansCell gene expressionGenome expression profilingChain reactionEmbryo competenceMultitude of studiesOocytesTranscriptomic profilingExpression profiling
1997
Leukaemia inhibitory factor expression in human follicular fluid and ovarian cells.
Arici A, Oral E, Bahtiyar O, Engin O, Seli E, Jones EE. Leukaemia inhibitory factor expression in human follicular fluid and ovarian cells. Human Reproduction 1997, 12: 1233-1239. PMID: 9222008, DOI: 10.1093/humrep/12.6.1233.Peer-Reviewed Original ResearchConceptsFollicular fluid samplesLeukemia inhibitory factorLIF mRNAOvarian stromal cellsGranulosa-lutein cellsFollicular phaseFollicular fluidFluid samplesExpression of LIFPg/Embryo qualityStromal cellsFollicular fluid oestradiol concentrationsLeukemia inhibitory factor expressionTumor necrosis factor alphaPhysiology of ovulationNecrosis factor alphaConcentrations of LIFHuman follicular fluidConcentration-dependent mannerLIF levelsOvarian stimulationStromal cell culturesOvarian functionOestradiol concentrations