2024
The role of declining ataxia-telangiectasia-mutated (ATM) function in oocyte aging
Suzuki R, Tan X, Szymanska K, Kubikova N, Perez C, Wells D, Oktay K. The role of declining ataxia-telangiectasia-mutated (ATM) function in oocyte aging. Cell Death Discovery 2024, 10: 302. PMID: 38914566, PMCID: PMC11196715, DOI: 10.1038/s41420-024-02041-z.Peer-Reviewed Original ResearchOocyte qualityAtaxia telangiectasia-mutatedOocyte agingMaintenance of oocyte qualityDNA double-strand breaksMeiosis in vitroPoor embryo developmentImpaired oocyte qualityATM functionMolecular cytogenetic analysisFormation of DNA DSBsDeath compared to controlsBlastocyst stageEmbryo cleavageDNA DSBsOvarian agingCytogenetic analysisResistance to genotoxic stressActive metaboliteNext-generation sequencingRates compared to controlsIn vitro cultureOocytesDNA DSB repairAge-induced decline
2016
Tissue recovery and in vitro maturation of immature oocytes as a fertility preservation strategy for tandem ovarian, oocyte, and embryo cryopreservation
Sugishita Y, Suzuki N, Moy F, Oktay K. Tissue recovery and in vitro maturation of immature oocytes as a fertility preservation strategy for tandem ovarian, oocyte, and embryo cryopreservation. Fertility And Sterility 2016, 106: e54. DOI: 10.1016/j.fertnstert.2016.07.166.Peer-Reviewed Original Research
2012
Impact of number of oocytes thawed and the day of embryo transfer on ivf success rates with vitrified donor oocytes: an individual patient data meta-analysis from 508 thaw cycles
Cil A, Rosen M, Oktay K. Impact of number of oocytes thawed and the day of embryo transfer on ivf success rates with vitrified donor oocytes: an individual patient data meta-analysis from 508 thaw cycles. Fertility And Sterility 2012, 98: s75. DOI: 10.1016/j.fertnstert.2012.07.271.Peer-Reviewed Original Research
2010
In vitro maturation improves oocyte or embryo cryopreservation outcome in breast cancer patients undergoing ovarian stimulation for fertility preservation
Oktay K, Buyuk E, Rodriguez-Wallberg K, Sahin G. In vitro maturation improves oocyte or embryo cryopreservation outcome in breast cancer patients undergoing ovarian stimulation for fertility preservation. Reproductive BioMedicine Online 2010, 20: 634-638. PMID: 20219430, DOI: 10.1016/j.rbmo.2010.01.012.Peer-Reviewed Original ResearchConceptsBreast cancer patientsMature oocyte yieldCancer patientsOvarian stimulationOocyte yieldFertility preservationFertility preservation cyclesMature oocytesCryopreservation cyclesTotal numberSecondary analysisVitro maturationImmature oocytesPatientsIVMEmbryo cryopreservationFertilization rateOocytesStimulationUseful strategyMaturationChemotherapy
2001
Recent progress in oocyte and ovarian tissue cryopreservation and transplantation
Oktay K, Kan M, Rosenwaks Z. Recent progress in oocyte and ovarian tissue cryopreservation and transplantation. Current Opinion In Obstetrics & Gynecology 2001, 13: 263-268. PMID: 11396648, DOI: 10.1097/00001703-200106000-00003.Peer-Reviewed Original ResearchConceptsOvarian tissue cryopreservationOocyte freezingTissue cryopreservationOocyte cryopreservationOvarian tissueOvarian stimulation cyclesGroup of patientsNumber of pregnanciesInstitutional review boardOvarian transplantationAge-related declineOvarian functionStimulation cyclesReproductive surgeryContext of cancerCryopreserved oocytesReproductive functionEmbryo freezingTransplantationReview boardFirst caseInadequate timeSignificant scientific advancesWomenOocytes
1997
Isolation and characterization of primordial follicles from fresh and cryopreserved human ovarian tissue
Oktay K, Nugent D, Newton H, Salha O, Chatterjee P, Gosden R. Isolation and characterization of primordial follicles from fresh and cryopreserved human ovarian tissue. Fertility And Sterility 1997, 67: 481-486. PMID: 9091334, DOI: 10.1016/s0015-0282(97)80073-8.Peer-Reviewed Original ResearchConceptsHuman ovarian tissuePrimordial folliclesOvarian tissueWhole folliclesElective cesarean sectionLeeds General InfirmaryCryopreserved ovarian tissueHuman primordial folliclesCesarean sectionHealthy womenOvarian biopsyFollicle countingGeneral InfirmaryMAIN OUTCOMEFollicle viabilityUltrastructural signsFrozen-thawed groupFolliclesFresh groupTissuePropidium iodideSuccinimidyl esterViability ratePercent viabilityOocytes