MesenteryIleumSplanchnic CirculationVenulesMesenteric VeinsMesenteric CystMesenteric ArteriesLymphangioma, CysticMesocolonPanniculitis, PeritonealLymphatic SystemPeritoneal NeoplasmsIleal DiseasesIntestine, SmallMicrocirculationCapillary PermeabilityGuinea PigsPeritoneal DiseasesCapillariesColon, SigmoidHydroxyethylrutosideMuscle, SmoothLeukocytesOmentumRats, WistarIntestinal Obstructionp-Methoxy-N-methylphenethylamineRats, Sprague-DawleyRana temporariaTransilluminationMethoxamineColitis, IschemicMuscle ContractionIntestinesJejunal NeoplasmsGlycocalyxFibromatosis, AbdominalArteriolesMyenteric PlexusPerfusionJejunal DiseasesParaganglia, ChromaffinMicroscopy, VideoIleitisColonHistamineEndothelium, VascularDigestive SystemIntestinal MucosaSigmoid NeoplasmsLymphatic VesselsCell AdhesionLymphangiomaEndothelium, LymphaticAcetylcholineMesenteric Vascular OcclusionCapillary ResistanceIntestinal VolvulusAbdominal NeoplasmsRabbitsTime FactorsCystadenoma, MucinousBlood VesselsGonadsMast CellsCell DegranulationCatsDose-Response Relationship, DrugNorepinephrineTorsion AbnormalityBiological FactorsIleal NeoplasmsMicrovesselsP-SelectinIntestinal NeoplasmsLeukocyte RollingSwineNitric OxideRana pipiensVasodilationRats, Inbred StrainsAbdomen, AcuteVasoconstrictionIntestinal AbsorptionTomography, X-Ray ComputedImmunohistochemistryPeritoneumRadiography, AbdominalVasoconstrictor AgentsNG-Nitroarginine Methyl EsterGerm CellsBlood Pressure