Fetal DevelopmentEmbryonic and Fetal DevelopmentEmbryo, MammalianPregnancyFetusEmbryo, NonmammalianChick EmbryoEmbryo ImplantationBlastocystEmbryonic DevelopmentGene Expression Regulation, DevelopmentalGestational AgePlacentaFetal ViabilityTeratogenesisPlacentationPrenatal Exposure Delayed EffectsFertilization in VitroMaternal-Fetal ExchangeMaternal Nutritional Physiological PhenomenaEmbryo LossIn Situ HybridizationPregnancy, AnimalFetal DeathFetal Growth RetardationRNA, MessengerAbnormalities, Drug-InducedFetal ResorptionCleavage Stage, OvumCloning, OrganismBlastomeresTrophoblastsAnimals, NewbornNuclear Transfer TechniquesTeratogensFetal WeightSuperovulationYolk SacCell DifferentiationOocytesUterusMolecular Sequence DataMaternal ExposurePrenatal Nutritional Physiological PhenomenaFetal BloodGenomic ImprintingResearch Embryo CreationEmbryo DispositionBirth WeightPregnancy OutcomeMorphogenesisCulture TechniquesMesodermLitter SizeBase SequenceParthenogenesisMorulaZygoteSheepImmunohistochemistryPregnancy ComplicationsZebrafishMice, Inbred C57BLInfant, NewbornMice, Inbred ICRCryopreservationGastrulaFertilizationMice, Inbred StrainsTime FactorsGene ExpressionBody PatterningTranscription FactorsAmniotic FluidPhenotypeEmbryo Culture TechniquesLiverEmbryo TransferOvaryCongenital AbnormalitiesMice, TransgenicPlacental InsufficiencyReverse Transcriptase Polymerase Chain ReactionAmino Acid SequenceCattleInsulin-Like Growth Factor IIEmbryo ResearchOrgan SizeSheep, DomesticSingle Embryo TransferFetal DiseasesReproductionEctogenesisGene Expression RegulationMice, Inbred CBAEctodermCell CountPregnancy Trimester, ThirdDNA-Binding ProteinsMutation