Revision 4

#13838Store at -20C

Cell Signaling Technology

Orders: 877-616-CELL (2355) [email protected]

Support: 877-678-TECH (8324)

Web: [email protected] cellsignal.com

3 Trask LaneDanversMassachusetts01923USA
For Research Use Only. Not for Use in Diagnostic Procedures.
Applications:

WB, IP, FC-FP

REACTIVITY:

M

SENSITIVITY:

Endogenous

MW (kDa):

17, 14

Source/Isotype:

Rabbit IgG

UniProt ID:

#Q62386

Entrez-Gene Id:

16171

Product Information

Product Usage Information

Application Dilution
Western Blotting 1:1000
Immunoprecipitation 1:200
Flow Cytometry (Fixed/Permeabilized) 1:400 - 1:1600

Storage

Supplied in 10 mM sodium HEPES (pH 7.5), 150 mM NaCl, 100 µg/ml BSA, 50% glycerol and less than 0.02% sodium azide. Store at –20°C. Do not aliquot the antibody.

Specificity / Sensitivity

IL-17A (D1X7L) Rabbit mAb recognizes endogenous levels of total mouse IL-17A protein.

Species Reactivity:

Mouse

Species predicted to react based on 100% sequence homology

Rat

Source / Purification

Monoclonal antibody is produced by immunizing animals with a synthetic peptide corresponding to residues surrounding Val49 of mouse IL-17A protein.

Background

The IL-17 family of cytokines consists of IL-17A-F, and their receptors include IL-17RA-RE (1). IL-17 cytokines are produced by a variety of cell types including the Th17 subset of CD4+ T cells, as well as subsets of γδ T cells, NK cells, and NKT cells (2). IL-17A and IL-17F, the most well-studied of the IL-17 cytokines, contribute to fungal and bacterial immunity by inducing expression of proinflammatory cytokines, chemokines, and antimicrobial peptides (2). In addition, IL-17A contributes to the pathogenesis of several autoimmune diseases (3). IL-17E promotes Th2 cell responses (4). The roles of IL-17B, IL-17C, and IL-17D are less clear, however these family members also appear to have the capacity to induce proinflammatory cytokines (1,5,6). IL-17 receptors have an extracellular domain, a transmembrane domain, and a SEFIR domain. They are believed to signal as homodimers, heterodimers, or multimers through their SEFIR domain by recruiting the SEFIR domain-containing adaptor Act1 (7). Unlike most cytokines that signal through Jak/STAT pathways, IL-17 signaling results in NF-κB activation (8).

IL-17A is a cysteine-linked, homodimeric, pro-inflammatory cytokine produced by Th17 cells, a distinct CD4+ T cell lineage (9,10). IL-17A stimulates the production of the pro-inflammatory cytokines IL-1β, TNFα, and IL-6. IL-17A also induces production of the neutrophil chemoattractants IL-8, CXCL1, and CXCL6 thereby bridging adaptive and innate immunity (9,10). IL-17A is intimately involved in mucosal immunity against bacterial infections (9,11) and has a putative role in some autoimmune disorders (9,12). IL-17A effects appear to be exerted primarily through binding to one of the IL-17 receptor subunits, IL-17RA (13). IL-17 binding induces production of cytokines, chemokines, and other proteins through activation of the Erk1/2 MAP kinase, PI3K/Akt, p38, and NF-κB pathways (11,12,14). Phosphorylation of some Jaks and Stats has been observed.

  1. Gaffen, S.L. (2009) Nat Rev Immunol 9, 556-67.
  2. Iwakura, Y. et al. (2011) Immunity 34, 149-62.
  3. Hu, Y. et al. (2011) Ann N Y Acad Sci 1217, 60-76.
  4. Fort, M.M. et al. (2001) Immunity 15, 985-95.
  5. Yamaguchi, Y. et al. (2007) J Immunol 179, 7128-36.
  6. Li, H. et al. (2000) Proc Natl Acad Sci U S A 97, 773-8.
  7. Chang, S.H. et al. (2006) J Biol Chem 281, 35603-7.
  8. Shalom-Barak, T. et al. (1998) J Biol Chem 273, 27467-73.
  9. Kolls, J.K. and Lindén, A. (2004) Immunity 21, 467-76.
  10. Liang, S.C. et al. (2006) J Exp Med 203, 2271-9.
  11. Dubin, P.J. and Kolls, J.K. (2008) Immunol Rev 226, 160-71.
  12. Zrioual, S. et al. (2009) J Immunol 182, 3112-20.
  13. Wright, J.F. et al. (2008) J Immunol 181, 2799-805.
  14. Rahman, M.S. et al. (2006) J Immunol 177, 4064-71.

Species Reactivity

Species reactivity is determined by testing in at least one approved application (e.g., western blot).

Western Blot Buffer

IMPORTANT: For western blots, incubate membrane with diluted primary antibody in 5% w/v BSA, 1X TBS, 0.1% Tween® 20 at 4°C with gentle shaking, overnight.

Applications Key

WB: Western Blotting IP: Immunoprecipitation FC-FP: Flow Cytometry (Fixed/Permeabilized)

Cross-Reactivity Key

H: human M: mouse R: rat Hm: hamster Mk: monkey Vir: virus Mi: mink C: chicken Dm: D. melanogaster X: Xenopus Z: zebrafish B: bovine Dg: dog Pg: pig Sc: S. cerevisiae Ce: C. elegans Hr: horse GP: Guinea Pig Rab: rabbit All: all species expected

Trademarks and Patents

Cell Signaling Technology is a trademark of Cell Signaling Technology, Inc.
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