肠内IBL/VIP血管活性物质。肽RIA/MI12021/
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商品介绍
Kitsize | 100 |
Method | RIA(DAb) |
Incubationtime | 2x24h,1x30min |
Standardrange | 3.8-120pmol/L |
Specimen/Volumes | 200µLplasma |
Substrate/isotope | 125-I<56kBq |
RegulatoryStatus: | EU:CE |
Detailsfor: VIPVasoaktivesintestin.PeptidRIA
Vasoactiveintestinalpeptide(VIP)isalinearpolypeptidecontaining28aminoacidresidues.Themolecularweightis3381.VIPisstructurallyrelatedtosecretinandtoothermembersofthesecretinfamily.ThecarboxyterminalaminoacidofVIP(Asn)isamidated.ImmunocytochemicalstudieshaveshownthatVIPispresentinneuronsthroughoutthegastrointestinaltract,thecentrolandperipheralnervoussystems,thesalivaryglandsandthepancreas.VIPstimulateswaterandbicarbonatesecretionbythepancreas.VIPpossessesthecapacitytorelaxsmoothmuscle.AdmiNISTrationofVIPproducesvasodilationandpulmonarybronchodilationandrelaxesthelowereosophagaealsphincterandsmoothmuscleofthefundusofthestomach.VIPisbelievedtoplaycrucialrolesintheregulationofintestinalmotilityandintestinalepithelialionandwatertransport.IncreasedplasmaimmunoreactiveVIPconcentrationshavebeenreportedinpatientswiththeWDHAsyndrome(water,diarrhoea,hypokalemiaandachlorhydria).IncreasedplasmalevelsofVIPhavealsobeenreportedinpatientswithcirrhosis
ForconcretedatapleaseconsulttheInstructionforUseinthedownloadboxontherightside.品牌介绍
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