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F FactorSexConjugation, GeneticExtrachromosomal InheritanceResearchAcridinesEscherichia coliGenetics, MicrobialColiphagesChromosomes, BacterialLactoseDNA, BacterialSex FactorsR FactorsSex CharacteristicsRecombination, GeneticMutationResearch Support as TopicGenesCrosses, GeneticResearch DesignLysogenyEthics, ResearchLactococcus lactisDrug Resistance, MicrobialResearch PersonnelPlasmidsDNA, CircularCulture MediaNursing ResearchChromosome MappingTransduction, GeneticDNA Restriction EnzymesTranslational Medical ResearchHealth Services ResearchBacterial ProteinsOperonChromosomesGenetic ResearchSex ChromosomesSex Determination ProcessesUnsafe SexGenes, BacterialClinical Nursing ResearchUnited StatesSex WorkersDental ResearchQualitative ResearchBehavioral ResearchCommunity-Based Participatory ResearchSafe SexSex DifferentiationSex DistributionHuman ExperimentationSex AttractantsSex Determination AnalysisDisorders of Sex DevelopmentRisk FactorsTime FactorsQuestionnairesInformed ConsentAcademies and InstitutesEmpirical ResearchAge FactorsSex PreselectionCooperative BehaviorNational Institutes of Health (U.S.)History, 20th CenturyEmbryo ResearchClinical Trials as TopicNeoplasmsData CollectionSpecies SpecificitySex Hormone-Binding GlobulinResearch ReportCross-Sectional StudiesStem Cell ResearchReproducibility of ResultsGonadal Steroid HormonesOperations ResearchDisease Models, AnimalPublishingGreat BritainSex CounselingMolecular Sequence DataAgingInformation DisseminationSexual BehaviorAnalysis of VarianceUnited States Agency for Healthcare Research and QualityHomosexuality, MaleUniversitiesBrainHIV InfectionsResearcher-Subject RelationsAnimal ExperimentationInternetHistory, 21st CenturyPeriodicals as TopicModels, Biological