Embryo Culture TechniquesChick EmbryoEmbryo, MammalianCulture TechniquesBlastocystEctogenesisEmbryonic DevelopmentFertilization in VitroCulture MediaIncubatorsTeratogensEmbryo, NonmammalianEmbryonic and Fetal DevelopmentEmbryo ImplantationPregnancyOrgan Culture TechniquesCell Culture TechniquesAbnormalities, Drug-InducedZygoteBacteriological TechniquesCleavage Stage, OvumEmbryo TransferNeurulationGene Expression Regulation, DevelopmentalFetal ViabilityOocytesCryopreservationSingle Embryo TransferSperm Injections, IntracytoplasmicPregnancy RateYolk SacTime FactorsTissue Culture TechniquesCells, CulturedReproductive Techniques, AssistedLive BirthEmbryo LossCattleErgotamineCyproheptadineChickensBacteriaBloodMesodermCell DifferentiationPalateGastrulaIn Situ HybridizationEvaluation Studies as TopicMorphogenesisBlastomeresEctodermAllantoisPolymerase Chain ReactionPregnancy OutcomeFallopian TubesBody PatterningQuailMolecular Sequence DataMicrobiological TechniquesBacteria, AerobicCongenital AbnormalitiesBatch Cell Culture TechniquesEmbryo DispositionMicroscopy, ElectronMice, Inbred CBAEmbryonic InductionAvian ProteinsMorulaBlastodermZebrafishColony Count, MicrobialGestational AgeBase SequenceMice, Inbred StrainsChorionPharynxNotochordSomitesCell CountChorioallantoic MembraneFluorescent Antibody TechniqueNeural CrestSensitivity and SpecificityCoturnixHomeodomain ProteinsFecesCartilageCell DivisionCentrifugationNervous SystemEndodermAgarStem CellsPlacentaMethodsSpecimen HandlingRNA, MessengerMice, Inbred C57BLEmbryo Research