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 improvementNoninvasive preimplantation genetic testing for aneuploidy exhibits high rates of deoxyribonucleic acid amplification failure and poor correlation with results obtained using trophectoderm biopsy
Hanson BM, Tao X, Hong KH, Comito CE, Pangasnan R, Seli E, Jalas C, Scott RT. Noninvasive preimplantation genetic testing for aneuploidy exhibits high rates of deoxyribonucleic acid amplification failure and poor correlation with results obtained using trophectoderm biopsy. Fertility And Sterility 2021, 115: 1461-1470. PMID: 33745720, DOI: 10.1016/j.fertnstert.2021.01.028.Peer-Reviewed Original ResearchMeSH KeywordsAneuploidyBlastocystCulture MediaEmbryo Culture TechniquesEmbryo ImplantationEmbryo TransferFemaleFertilityHigh-Throughput Nucleotide SequencingHumansInfertilityLive BirthMaleNoninvasive Prenatal TestingNucleic Acid Amplification TechniquesPredictive Value of TestsPregnancyPregnancy RatePreimplantation DiagnosisReproducibility of ResultsSperm Injections, IntracytoplasmicTime FactorsTreatment OutcomeWhole Genome SequencingConceptsPreimplantation genetic testingGenetic testingBiopsy resultsProspective cohort study SETTINGTrophectoderm biopsyTE biopsyNoninvasive preimplantation genetic testingCohort study SETTINGNext-generation sequencingHigh ratePrimary outcomeClinical outcomesMAIN OUTCOMEBiopsyStudy settingAmplification failureDiscordant resultsClinical applicabilityPrivate practiceNiPGTAvailable kitsCulture mediumShort durationOutcomesCulture medium samples