PlacentaEgg YolkYolk SacPlacenta DiseasesPlacenta PreviaPlacenta AccretaPlacenta, RetainedPregnancyTrophoblastsMaternal-Fetal ExchangeChorionic VilliPlacentationPregnancy ProteinsFetusEgg ProteinsExtraembryonic MembranesGestational AgePre-EclampsiaChorionEndodermal Sinus TumorPregnancy Trimester, FirstPregnancy Trimester, ThirdPregnancy, AnimalVitelline MembranePlacental CirculationChoriocarcinomaDeciduaPlacental LactogenUterusFetal Growth RetardationAmnionEmbryo, MammalianMolecular Sequence DataImmunohistochemistryFetal DevelopmentGene Expression Regulation, DevelopmentalMesonephromaPlacental HormonesEmbryonic and Fetal DevelopmentFetal DeathAbortion, VeterinaryAmniotic FluidBase SequenceCesarean SectionLabor, ObstetricEndodermPregnancy Trimester, SecondPregnancy Complications, ParasiticAmino Acid SequenceGenomic ImprintingUmbilical CordHydatidiform MoleChickensPregnancy ComplicationsTissue DistributionOvumChorioamnionitisEmbryo LossGene ExpressionOviparityPlacental ExtractsUltrasonography, PrenatalFetal BloodAllantoisEmbryonic DevelopmentPhosvitinViviparity, NonmammalianPregnancy Complications, InfectiousHematopoiesis, ExtramedullaryAborted FetusInfant, NewbornEgg Proteins, DietaryReverse Transcriptase Polymerase Chain ReactionCloning, MolecularBlotting, NorthernFood, OrganicLiverOrgan SpecificityPostpartum HemorrhageDNA, ComplementaryCoriolaceaePregnancy OutcomeEgg White