Background:

Thereactivityoftheantiserumisrestrictedtofibrinogen.InimmunoelectrophoresisandrADIalimmunodiffusion(Ouchterlony),usingvariousantiserumconcentrationsagainstnormaldogplasmaasingleprecipitinlineisobtainedwhichshowsareactionofidentitywiththeprecipitinlineobtainedwithpurifiedfibrinogen.Noreactionisobtainedwithanyotherplasmaproteincomponentorserum.However,theantiserummayalsoreactwithfibrinmonomers,circulatingfibrinopeptidesandfibrindegradationproducts.Asreagentforthedirectdetectionoffibrinogenindogcells,tissuesandbodyfluidsinimmunofluorescence;asdetectionreagentinnon-isotopicmethodologyandsolidphaseimmunochemistry(e.g.ELISA).Thisimmunoconjugateisnotpre-diluted.Theoptimumworkingdilutionofeachconjugateshouldbeestablishedbytitrationbeforebeingused.Excesslabelledantibodymustbeavoidedbecauseitmaycausehighunspecificbackgroundstainingandinterferewiththespecificsignal.

Source:

Fibrinogen(clottingfactorI)isaheatlABIlebetaglycoproteinpresentinplasma.Itistheprecursoroffibrin,whichisthekeyproteinconstitutingthenetworkofthebloodclot.Thrombinconvertsfibrinogentofibrinbylimitedproteolysis.Fibrinmonomerspolymerizetofibrinwhichisstabilizedbycross-linking.Fibrinogenisisolatedfromfreshplasmaafterremovingprothrombin.Freund’scompleteadjuvantisusedinthefirststepoftheimmunizationprocedure.

Product:

Fluorochrome-coupledpurifiedhyperimmuneIgGlyophilizedfromasolutioninphosphatebufferedsaline(PBS,pH7.2)Nopreservativeadded,asitmayinterferewiththeantibodyactivity.
Itisreconstitutedbyadding1mlsteriledistilledwater,spundowntoremoveinsolubleparticles,dividedintosmallaliquots,frozenandstoredatorbelow-20°C.Priortouse,analiquotisthawedslowlyinthedarkatambienttemperature,spundownagainandusedtoprepareworkingdilutionsbyaddingsterilephosphatebufferedsaline(PBS,pH7.2).Repeatedthawingandfreezingshouldbeavoided.

Applications:

ELISA,Immunocytochemistry,Immunohistochemistry(frozen),(In)directimmunofluorescence.

CrossReactivity:

TheantiSerumdoesnotcross-reactwithanyothercomponentofDogplasma.Inter-speciescrossreactivityisanormalfeatureofantibodiestoplasmaproteinssincetheyfrequentlyshareantigenicdeterminants.Cross-reactivityofthisantiSerumhasnotbeentestedindetail.

Specificity:

Fluoresceinisothiocyanate-conjugatedIgGfractionofpolyclonalGoatantiSerumtoDogfibrinogen

Storage:

Thelyophilizedconjugateisshippedatambienttemperatureandmaybestoredat+4°C;prolongedstorageatorbelow-20°C.

Caution:

ThisproductisintendedFORRESEARCHUSEONLY,andFORTESTSINVITRO,notforuseindiagnosticortherapeuticproceduresinvolvinghumansoranimals.Thisdatasheetisasaccurateasreasonablyachievable,butNordic-Mubioacceptsnoliabilityforanyinaccuraciesoromissionsinthisinformation.

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