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IBL/Inhibin B II. Gen. ELISA/DS52021/

Kitsize12x8
MethodELISA
Incubationtime1x2h,1x1h,1x30min,1x12min
Standardrange10-1000pg/mL
Specimen/Volumes50µlserum,plasma
Substrate/isotopeTMB450nm
RegulatoryStatus:Forresearchuseonly
Detailsfor: InhibinBII.Gen.ELISA
Inhibinsareheterodimericpolypeptidehormones.Theyselectivelysuppressthesecretionofpituitaryfolliclestimulatinghormone(FSH)andalsohavelocalparacrineactionsonthegonads.Thefullyprocessedformoftheinhibinmoleculehasamolecularweightofapproximately32-36kDandconsistsofthetwodistinctchains(aandß),linkedbydisulfidebridges.Highermolecularweightforms,withprecursorformsofthea-subunit,alsooccurinfollicularfluidandserum.Inaddition,freea-subunitforms,unassociatedwithaß-subunit,andlackinginhibinbioactivity,arealsopresent.InhibinBconsistsofana-subunitandaßB-subunit.InhibinBisproducedbythesertolicellsofthetestisinthemaleandthegranulosacellsoftheovaryinthefemale.ItsprimaryroleappearstobeintheregulationofgametogenesisvianegativefeedbackontheproductionofFSH.SeveralpublishedreportsindicatetheutilityofmeasurementofInhibinBasanendocrineMarkerformonitoringthemaleandfemalegonadalfunction.TheInhibinBGenIIELISAusesthehighlycharacterizedpairofantibodiesthatspecificallyrecognizeonlythefunctionaldimericinhibinmoleculeanddoesnotmeasurethefreea-subunitformspresentinBIOLOGicalfluids.Thecurrentassaydoesnotrequiresamplepre-treatmentstepwithhydrogenperoxidetooxidizetwomethioninesintheepitopetothesulfoxideforfullimmunoreactivity
Please,notethatStandardsandControlscanbeorderedseparatelyfromIBLundertheCatalogueNumberDS52026.
ForconcretedatapleaseconsulttheInstructionforUseinthedownloadboxontherightside.
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