Cell CycleOdds RatioMenstrual CycleLength of StayCell Cycle ProteinsEstrous CyclePolymorphism, Restriction Fragment LengthCitric Acid CycleTime FactorsMolecular Sequence DataCell Cycle CheckpointsRisk FactorsBase SequencePregnancyCase-Control StudiesLife Cycle StagesLogistic ModelsG1 PhaseMitosisAmino Acid SequenceTelomereModels, BiologicalMutationCell DivisionTreatment OutcomeDNAProspective StudiesS PhaseRetrospective StudiesGenotypeEstrusCyclinsCell LineRNA, MessengerPolymerase Chain ReactionAxial Length, EyeCohort StudiesCyclin-Dependent KinasesKineticsProgesteronePolymorphism, GeneticLuteal PhaseFollicular PhaseApoptosisSequence Analysis, DNADNA-Binding ProteinsDNA ReplicationCell ProliferationTranscription, GeneticAge FactorsActivity CyclesCells, CulturedCross-Sectional StudiesMultivariate AnalysisCloning, MolecularPhenotypeAmplified Fragment Length Polymorphism AnalysisCyclin-Dependent Kinase Inhibitor p21Protein BindingInfant, NewbornG2 Phase Cell Cycle CheckpointsCircadian RhythmPrevalenceGenetic Predisposition to DiseaseCell NucleusCell Line, TumorPhylogenyCyclin-Dependent Kinase Inhibitor p27Saccharomyces cerevisiaeRetinoblastoma ProteinBiomechanical PhenomenaPhosphorylationFollow-Up StudiesFertilization in VitroTemperatureTelomere ShorteningDNA PrimersNuclear ProteinsGene Expression RegulationRegression AnalysisUnited StatesTranscription FactorsTelomere HomeostasisProtein-Serine-Threonine KinasesSignal TransductionMenstruationDose-Response Relationship, DrugCDC2 Protein KinaseDNA DamageTumor Suppressor Protein p53HeLa CellsRisk AssessmentConfidence IntervalsSpecies SpecificityCattlePolymorphism, Single NucleotideSarcomeresGenetic VariationOvaryOvulation