Mfg Part Number
Ab03803-23.0

Vector Labs Ab03803-23.0 Anti-ICOS ligand [Clone 325], Rabbit IgG, lambda (100 μg)

Quick Overview
The original antibody was isolated from a human naïve scFv phage library and panning against B7RP-1-Fc protein.
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Product Class:Purified
Clone ID:Clone 325
Synonyms:CD275; ICOSLG; ICOSL; B7-H2; B7H2; B7RP-1; B7RP1; KIAA0653; B7 homolog 2; B7-like protein GL50; B7-related protein 1
Amount:100 μg
Application Codes Clone:inhibit, Block, ELISA, FC
Shipping Temperature:Wet Ice
Buffer Composition:PBS with 0.02% Proclin 300.
Original Format:scFv
Storage Temperature:Store at 4⁰C for up to 3 months. For longer storage, aliquot and store at -20⁰C.
Chimeric Use Statement:This full-length, chimeric rabbit antibody was made using the variable domain sequences of the original Human scFv format, for improved compatibility with existing reagents, assays and techniques.
Specificity Statement:This antibody binds human B7RP-1, which is a ligand for T-cell-specific cell surface receptor ICOS. It acts as a costimulatory signal for T-cell proliferation and cytokine secretion and also induces B-cell proliferation and differentiation into plasma cells.
Application Notes:The scFv version of this antibody binds B7RP-1-Fc with a Kd= 22nM. The binding specificity of this antibody was confirmed using ELISA. This scFv version of this antibody was shown to bind B7RP-1-Fc in an ELISA. This antibody recognized B7RP-1 molecules expressed on B cells, as assessed by flow cytometry. This antibody is capable of inhibiting interaction between ICOS-Fc and B7RP-1-Fc. This antibody also exhibited inhibitory activity in a proliferation assay of T cells stimulated with anti-CD3 mAb and B7RP-1-Fc (Maeda et al., 2009; PMID: 20065650).
More Information
Brand Vector Labs
UNSPSC 12161500