2024
Addition of rapamycin or co-culture with cumulus cells from younger reproductive age women does not improve rescue in vitro oocyte maturation or euploidy rates in older reproductive age women
Esbert M, Tao X, Ballesteros A, Yildirim R, Scott R, Seli E. Addition of rapamycin or co-culture with cumulus cells from younger reproductive age women does not improve rescue in vitro oocyte maturation or euploidy rates in older reproductive age women. Molecular Human Reproduction 2024, 30: gaad048. PMID: 38180884, DOI: 10.1093/molehr/gaad048.Peer-Reviewed Original ResearchReproductive-age womenEuploidy rateCumulus cellsAutologous cumulus cellsAge womenReproductive ageRescue IVMOlder womenYoung donorsYoung reproductive age womenYoung womenOlder reproductive age womenOocyte maturationMetaphase II oocytesGerminal vesicle stage oocytesPolar bodyMaternal ageEuploid oocytesFirst polar bodyAddition of rapamycinHours of cultureII oocytesWomenCytogenetic constitutionRapamycin
2021
Embryology outcomes after oocyte vitrification with super-cooled slush nitrogen are similar to outcomes with conventional liquid nitrogen: a randomized controlled trial
Hanson BM, Kim JG, Suarez SI, Ackerman BK, Comito CE, Pangasnan R, Seli E, Hong KH, Scott RT. Embryology outcomes after oocyte vitrification with super-cooled slush nitrogen are similar to outcomes with conventional liquid nitrogen: a randomized controlled trial. Fertility And Sterility 2021, 117: 106-114. PMID: 34654569, DOI: 10.1016/j.fertnstert.2021.08.043.Peer-Reviewed Original ResearchConceptsMetaphase II oocytesEmbryology outcomesOocyte survivalII oocytesOocyte donor cyclesOocyte survival ratePreimplantation genetic testingBlastocyst formationWhole chromosome aneuploidyChromosome aneuploidySecondary outcomesPrimary outcomeDonor cyclesDonor oocytesRate of fertilizationMAIN OUTCOMESurvival rateOocyte vitrificationTrophectoderm biopsyGenetic testingDonor spermPrivate practiceNext-generation sequencingOutcomesDemonstrable improvement
2020
Mitochondrial DNA content decreases during in vitro human embryo development: insights into mitochondrial DNA variation in preimplantation embryos donated for research
Pérez-Sánchez M, Díez-Juan A, Beltrán D, Mifsud A, Mercader A, Vidal C, Labarta E, Pellicer A, Seli E, De Los Santos MJ. Mitochondrial DNA content decreases during in vitro human embryo development: insights into mitochondrial DNA variation in preimplantation embryos donated for research. F&S Science 2020, 1: 36-45. PMID: 35559739, DOI: 10.1016/j.xfss.2020.05.001.Peer-Reviewed Original ResearchDay 3 embryosMetaphase II oocytesMtDNA contentII oocytesFailed-fertilized oocytesMtDNA copy numberProspective cohort studySignificant decreaseHuman metaphase II oocytesQuantitative polymerase chain reactionCohort studyFertilization patientsDNA loadPolymerase chain reactionPreimplantation embryo developmentAneuploid blastocystsOocyte donorsTotal mtDNA copy numberHuman oocytesEmbryo culture conditionsHuman embryo developmentCategorical variablesEmbryo developmentChain reaction