
ProductDescription:
IL-13isanimmunoregulatorycytokineproducedprimarilybyactivatedTh2cells,andalsobymastcellsandNKcells.TargeteddeletionofIL-13inmiceresultedinimpairedTh2celldevelopmentandindicatedanimportantroleforIL-13intheexpulsionofgastrointestinalparasites.IL-13exertsanti-inflammatoryeffectsonmonocytesandmacrophagesanditinhibitstheexpressionofinflammatorycytokinessuchasIL-1β,TNF-α,IL-6andIL-8.IL-13hasalsobeenshowntoenhanceBcellproliferationandtoinduceisotypeswitching,resultinginincreasedproductionofIgE.BlockingofIL-13activityinhibitsthepathophysiologyofasthma.HumanandmurineIL-13arecross-speciesreactive.
TechnicalSpecifications:
- Species:Human
- Expression:E.coliCellExpressed
- Activity:Typically≤1.0ng/mLED50
- Purity:≥98%
- Endotoxin:<1.0EU/μg
- MolecularMass:12.6kDa
- Formulation:20mMSodiumPhosphate,pH7.0
- CountryofOrigin:USA
PurityConfirmation:
ThiswasdeterminedbySDS-PAGEgelandHPLCanalysis.
ActivityAssay:
DeterminedbyitsABIlitytostimulatetheproliferationofhumanTF-1cells.
AASequence:
MSPGPVPPST | ALRELIEELV | NITQNQKAPL |
CNGSMVWSIN | LTAGMYCAAL | ESLINVSGCS |
AIEKTQRMLS | GFCPHKVSAG | QFSSLHVRDT |
KIEVAQFVKD | LLLHLKKLFR | EGRFN |
ReconstitutionBuffer:
Centrifugethevialpriortoopening.Reconstituteinwatertoaconcentrationof0.1-1.0mg/ml.Slowtodissolve.Donotvortex.
Storage:
Thissolutioncanbestoredat2-8°Cforupto1week.Forextendedstorage,itisrecommendedtofurtherdiluteinabuffercontainingacarrierprotein(example0.1%HSA)andstoreinworkingaliquotsat-20°Cto-80°C.