Receptors, Pituitary Hormone-Regulating HormoneReceptors, NeuropeptideGrowth HormoneGrowth Hormone-Releasing HormoneDwarfism, PituitaryPDZ DomainsReceptors, SomatotropinHuman Growth HormoneSwineBlood Urea NitrogenWeight GainInsulin-Like Growth Factor IRandom AllocationMuscle DevelopmentEatingCattleMeatBody CompositionVisceraDrug ImplantsRecombinant ProteinsAbomasumHormonesAdipose TissueInjections, IntramuscularFatty Acids, NonesterifiedLactationMusclesPlacental LactogenOrgan SizeLeast-Squares AnalysisSexual MaturationMilkBlood GlucoseProlactinInsulinBody WeightSomatostatinSuccinimidesMetacarpusAnimal FeedNitrogenRadioimmunoassayDietary ProteinsInjections, SubcutaneousInsulin-Like Growth Factor IIInsulin-Like Growth Factor Binding ProteinsPituitary GlandInsulin-Like Growth Factor Binding Protein 2Receptors, ProlactinSheepDelayed-Action PreparationsReceptors, SomatostatinLiverFood DeprivationSomatomedinsTriiodothyronineEnergy IntakeHypophysectomyDose-Response Relationship, DrugBiological AssayAnimal Nutritional Physiological PhenomenaUreaAmino AcidsFollicular FluidPituitary Gland, AnteriorEstrusPregnancy, AnimalBreedingLipolysisGoatsSwine DiseasesHorsesBody Temperature RegulationFatty Acid SynthasesAnimals, DomesticOvarian FollicleReceptors, Cell SurfacePregnancyCaseinsGrowthProgesteroneThyroxineOrchiectomyMuscle, SkeletalEnergy MetabolismOvaryLysineMuscle ProteinsMammary Glands, AnimalDietAffinity LabelsLipidsIodine RadioisotopesWeaningLipid MetabolismTime Factors