2018
Metabolic imaging with the use of fluorescence lifetime imaging microscopy (FLIM) accurately detects mitochondrial dysfunction in mouse oocytes
Sanchez T, Wang T, Pedro MV, Zhang M, Esencan E, Sakkas D, Needleman D, Seli E. Metabolic imaging with the use of fluorescence lifetime imaging microscopy (FLIM) accurately detects mitochondrial dysfunction in mouse oocytes. Fertility And Sterility 2018, 110: 1387-1397. PMID: 30446247, PMCID: PMC6289735, DOI: 10.1016/j.fertnstert.2018.07.022.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCells, CulturedComputer SystemsEmbryo Culture TechniquesEmbryo, MammalianEmbryonic DevelopmentEndopeptidase ClpFemaleFlavin-Adenine DinucleotideFluorescenceMaleMaternal AgeMiceMice, Inbred C57BLMice, KnockoutMicroscopy, FluorescenceMitochondriaMolecular ImagingNADOocytesReactive Oxygen SpeciesConceptsBlastocyst development rateOocyte dysfunctionReactive oxygen species levelsFlavin adenine dinucleotide (FAD) autofluorescenceMetabolic dysfunctionOxygen species levelsYoung miceMetabolic parametersOld miceMAIN OUTCOMEGlobal knockoutDysfunctionNoninvasive toolNormal oocytesMetabolic imagingMitochondrial dysfunctionMiceOld oocytesFLIM parametersROS levelsMetabolic differencesMitochondrial functionNicotinamide adenine dinucleotide dehydrogenaseIndividual oocytesWild-type oocytes
2016
Reproductive aging is associated with changes in oocyte mitochondrial dynamics, function, and mtDNA quantity
Babayev E, Wang T, Szigeti-Buck K, Lowther K, Taylor HS, Horvath T, Seli E. Reproductive aging is associated with changes in oocyte mitochondrial dynamics, function, and mtDNA quantity. Maturitas 2016, 93: 121-130. PMID: 27523387, PMCID: PMC5064871, DOI: 10.1016/j.maturitas.2016.06.015.Peer-Reviewed Original ResearchConceptsReactive oxygen speciesUnfolded protein response genesProtein response genesMitochondrial DNAMitochondrial dynamicsMitochondrial stressResponse genesMammalian reproductionMitochondria morphologyStressful conditionsMitochondrial changesMitochondriaROS levelsMtDNA levelsElevated expressionMtDNA quantityOxygen speciesOocytesGenesMature oocytesNumerous aspectsExpressionReproductive agingMII oocytesFollicle-enclosed oocytes