2025
A randomized controlled trial comparing embryo vitrification with slush nitrogen to liquid nitrogen in women undergoing frozen embryo transfer: embryology and clinical outcomes
Klimczak A, Osman E, Esbert M, Yildirim R, Whitehead C, Herlihy N, Hanson B, Roberts L, Seli E, Scott R. A randomized controlled trial comparing embryo vitrification with slush nitrogen to liquid nitrogen in women undergoing frozen embryo transfer: embryology and clinical outcomes. Human Reproduction 2025, deaf003. PMID: 39836897, DOI: 10.1093/humrep/deaf003.Peer-Reviewed Original ResearchFrozen embryo transferRandomized controlled trialsPregnancy outcomesIVF stimulationPre-clinical trialsEmbryo transferPregnancy rateFutility analysisPost-warming survival rateDATE OF FIRST PATIENT’S ENROLMENT:University-affiliated infertility centerClinical pregnancy rateEmbryo transfer outcomesSustained implantation ratesPreimplantation genetic testingFIRST PATIENT’S ENROLMENTBlastocyst biopsyEmbryological outcomesBlastocyst survivalEmbryo vitrificationHuman oocytesMiscarriage rateImplantation rateNo significant differenceBaseline characteristics
2024
Leukocytospermia does not negatively impact outcomes in in vitro fertilization cycles with intracytoplasmic sperm injection and preimplantation genetic testing for aneuploidy: findings from 5435 cycles
Gill P, Puchalt N, Molinaro T, Werner M, Seli E, Hotaling J, Cheng P. Leukocytospermia does not negatively impact outcomes in in vitro fertilization cycles with intracytoplasmic sperm injection and preimplantation genetic testing for aneuploidy: findings from 5435 cycles. Journal Of Assisted Reproduction And Genetics 2024, 41: 1213-1219. PMID: 38642270, PMCID: PMC11143111, DOI: 10.1007/s10815-024-03085-x.Peer-Reviewed Original ResearchConceptsLive birth rateIntracytoplasmic sperm injectionClinical pregnancy rateSustained implantation ratesIn vitro fertilizationIn vitro fertilization cyclesPreimplantation genetic testingBlastulation ratePGT-AAneuploidy rateEmbryological outcomesSperm injectionGenetic testingEuploid embryo transferPrevalence of leukocytospermiaRetrospective cohort studyMale partner ageImplantation rateBaseline characteristicsEmbryo transferLeukocytospermiaFertilization cyclesCohort studyPregnancy ratePrimary outcome
2004
Extent of nuclear DNA damage in ejaculated spermatozoa impacts on blastocyst development after in vitro fertilization
Seli E, Gardner DK, Schoolcraft WB, Moffatt O, Sakkas D. Extent of nuclear DNA damage in ejaculated spermatozoa impacts on blastocyst development after in vitro fertilization. Fertility And Sterility 2004, 82: 378-383. PMID: 15302287, DOI: 10.1016/j.fertnstert.2003.12.039.Peer-Reviewed Original ResearchConceptsBlastocyst developmentInfertility treatmentPregnancy rateTUNEL positivityIVF clinicsDNA strand breaksPrivate IVF clinicClinical pregnancy rateProspective comparative studyNick end labeling techniqueBlastocyst development ratePregnancy outcomesVs. 44MAIN OUTCOMESperm samplesLarge seriesSignificant negative correlationStrand breaksFlow cytometryTUNEL reactivityEnd-labeling techniqueIVFApoptotic cell deathPositivityNuclear DNA fragmentation