Mfg Part Number
Ab02207-7.1

Vector Labs Ab02207-7.1 Anti-IL-5 [JES1-39D10], Rat IgG2a, kappa (200 μg)

Quick Overview
The original antibody was generated by immunizing a male lewis rat with semi-purified recombinant mammalian-expressed IL-5.
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Product Class:Purified
Clone ID:JES1-39D10
Synonyms:IL5; Interleukin-5; B-cell differentiation factor I; Eosinophil differentiation factor; T-cell replacing factor; TRF
Amount:200 μg
Application Codes Clone:Block; ELISA; IHC; FC; immunocytochemistry
Shipping Temperature:Wet Ice
Buffer Composition:PBS with 0.02% Proclin 300.
Original Format:IgG2a
Storage Temperature:Store at 4⁰C for up to 3 months. For longer storage, aliquot and store at -20⁰C.
Specificity Statement:This antibody recognizes and binds human interleukin-5.
Application Notes:This antibody can effectively block IL-5 induced HL-60 histamine content and TF-1 proliferation. 39D10 was also evaluated for its ability to neutralize the ILJ-dependent growth of eosinophilbasophil colonies (i.e., both histamine-positive and histaminenegative Eo-type) in methylcellulose culture. This antibody did not cross-react with mouse IL-5 in indirect ELISA (PMID: 1706953). This antibody was used in immunohistochemical method to study the localisation and phenotype of individual cytokine producing cells in synovial biopsy specimens in rheumatoid arthritis (PMID:7677442). This antibody was also used in immunocytochemical and a flow cytofluorimetric method to detect intracellular IFN-g, IL-4 and IL-5 in T-cell clones, peripheral blood mononuclear cells PBMC and bronchoalveolar lavage fluid BALF cells (PMID: 9134033). The original rat IgG2a antibody binds human IL-5 with a binding affinity of Kd= 53 pM (PMID: 7613159). This antibody can be used in combination with JES1-5A10 for the detection of cytokines in a capture ELISA (PMID: 16827896). Humanized version of this antibody CMX5-2 and CMX5-5 had lower affinities for IL-5 than 39D10, with Kd values that were 1.4 times the Kd for 39D10 (PMID: 8844835).
More Information
Brand Vector Labs
UNSPSC 12161500