2023
hMG addition affects the change in progesterone level during IVF stimulation and LBR: a retrospective cohort study
Wesevich V, Seckin S, Kelk D, Kallen A, Kodaman P. hMG addition affects the change in progesterone level during IVF stimulation and LBR: a retrospective cohort study. Reproductive Biology And Endocrinology 2023, 21: 117. PMID: 38057813, PMCID: PMC10699021, DOI: 10.1186/s12958-023-01150-1.Peer-Reviewed Original ResearchConceptsClinical pregnancy rateFresh embryo transferPeak P levelsPregnancy outcomesEmbryo transferPregnancy rateIVF stimulationCohort studyHigher clinical pregnancy rateOvarian hyperstimulation IVFSingle fertility centerMethodsRetrospective cohort studyRetrospective cohort studyClinical pregnancy outcomesDay of triggerFrozen embryo transferMultivariable logistic modelLower pregnancy ratesP riseEndometrial receptivityProvider recommendationFertility centerProgesterone levelsConclusionsOur dataHigher LBR
2020
The relationship between H19 and parameters of ovarian reserve
Xia X, Burn MS, Chen Y, Karakaya C, Kallen A. The relationship between H19 and parameters of ovarian reserve. Reproductive Biology And Endocrinology 2020, 18: 46. PMID: 32404103, PMCID: PMC7218823, DOI: 10.1186/s12958-020-00578-z.Peer-Reviewed Original ResearchConceptsOvarian reserveDecreased ovarian reserveOocyte retrievalH19 expressionInfertility evaluationCumulus cellsTransvaginal oocyte retrievalDiminished ovarian reserveAnti-Mullerian hormoneDownregulation of H19H19 expression levelsGazi University SchoolParticipantsA totalAMH levelsSerum AMHIVF patientsOocyte yieldLow respondersBlood samplesNovel biomarkersExpression levelsFurther studiesPatientsUniversity SchoolH19
2015
Poor ovarian response in women undergoing in vitro fertilization is associated with altered microRNA expression in cumulus cells
Karakaya C, Guzeloglu-Kayisli O, Uyar A, Kallen AN, Babayev E, Bozkurt N, Unsal E, Karabacak O, Seli E. Poor ovarian response in women undergoing in vitro fertilization is associated with altered microRNA expression in cumulus cells. Fertility And Sterility 2015, 103: 1469-1476.e3. PMID: 25910568, PMCID: PMC5648585, DOI: 10.1016/j.fertnstert.2015.02.035.Peer-Reviewed Original ResearchConceptsIVF-intracytoplasmic sperm injectionMiR-21-5p expressionPoor respondersMiR-21-5pMiR-21-3pCumulus cellsHuman granulosa-like tumor cellsMicro-ribonucleic acid (miRNA) expressionMiR-21-3p expressionLower serum E2 levelsMiR-21Elevated expressionPoor ovarian responseSerum E2 levelsReverse transcription real-time polymerase chain reactionTranscription real-time polymerase chain reactionNumber of oocytesLower E2 concentrationsAcademic medical centerReal-time polymerase chain reactionRespective age groupsMicroRNA microarray analysisOvarian responseAltered miRNA expressionE2 levels