2018
Diminished ovarian reserve and poor response to stimulation in patients <38 years old: a quantitative but not qualitative reduction in performance
Morin SJ, Patounakis G, Juneau CR, Neal SA, Scott RT, Seli E. Diminished ovarian reserve and poor response to stimulation in patients <38 years old: a quantitative but not qualitative reduction in performance. Human Reproduction 2018, 33: 1489-1498. PMID: 30010882, DOI: 10.1093/humrep/dey238.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAneuploidyBlastomeresDatabases, FactualEmbryo Culture TechniquesEmbryo TransferFemaleFertility Agents, FemaleFertilization in VitroHumansInfertility, FemaleLive BirthOvarian ReserveOvaryOvulationOvulation InductionPregnancyPregnancy RateRetrospective StudiesTreatment OutcomeConceptsPoor oocyte qualityOvarian reserveLive birth rateDiminished ovarian reserveOocyte yieldOocyte qualityBlastulation rateAMH levelsPoor respondersPoor responseFollicular depletionBirth rateEmbryo transferAneuploidy rateLower live birth ratesYoung womenSTUDY FUNDING/COMPETINGGood prognosis patientsOvarian reserve parametersOvarian reserve testingYoung poor respondersPoor ovarian responseRetrospective cohort studyLower oocyte yieldInterquartile range
2015
Ovarian Aging
Seli E. Ovarian Aging. Seminars In Reproductive Medicine 2015, 33: 375-376. PMID: 26565386, DOI: 10.1055/s-0035-1567817.Peer-Reviewed Original ResearchStrategies for Controlled Ovarian Stimulation in the Setting of Ovarian Aging
Ata B, Seli E. Strategies for Controlled Ovarian Stimulation in the Setting of Ovarian Aging. Seminars In Reproductive Medicine 2015, 33: 436-448. PMID: 26562286, DOI: 10.1055/s-0035-1567818.Peer-Reviewed Original ResearchConceptsControlled ovarian stimulationOvarian agingOvarian stimulationPossible side effects profileShort GnRH agonist protocolGonadotropin-releasing hormone antagonistGnRH agonist protocolTotal gonadotropin consumptionIU/daySide effect profileCost of medicationsGrowth hormone supplementationHigh-quality evidenceTransdermal testosterone administrationDuration of stimulationQuality of oocytesAppropriate first choiceAgonist protocolCOS protocolsEstradiol primingGonadotropin consumptionGonadotropin dosageEffect profileHormone antagonistHormone supplementationPoor ovarian response in women undergoing in vitro fertilization is associated with altered microRNA expression in cumulus cells
Karakaya C, Guzeloglu-Kayisli O, Uyar A, Kallen AN, Babayev E, Bozkurt N, Unsal E, Karabacak O, Seli E. Poor ovarian response in women undergoing in vitro fertilization is associated with altered microRNA expression in cumulus cells. Fertility And Sterility 2015, 103: 1469-1476.e3. PMID: 25910568, PMCID: PMC5648585, DOI: 10.1016/j.fertnstert.2015.02.035.Peer-Reviewed Original ResearchConceptsIVF-intracytoplasmic sperm injectionMiR-21-5p expressionPoor respondersMiR-21-5pMiR-21-3pCumulus cellsHuman granulosa-like tumor cellsMicro-ribonucleic acid (miRNA) expressionMiR-21-3p expressionLower serum E2 levelsMiR-21Elevated expressionPoor ovarian responseSerum E2 levelsReverse transcription real-time polymerase chain reactionTranscription real-time polymerase chain reactionNumber of oocytesLower E2 concentrationsAcademic medical centerReal-time polymerase chain reactionRespective age groupsMicroRNA microarray analysisOvarian responseAltered miRNA expressionE2 levels
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 acidsXenopusEmbryosMRNAOocytesCharacterization 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 tissue
2012
Embryonic 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
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