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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

REACTIVITY:

H

SENSITIVITY:

Transfected Only

MW (kDa):

35-45

SOURCE:

Rabbit

UniProt ID:

#O14788

Entrez-Gene Id:

8600

Product Information

Product Usage Information

Application Dilution
Western Blotting 1:1000
Immunoprecipitation 1:50

Storage

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

Specificity / Sensitivity

RANK Ligand (R2) Antibody detects transfected levels of cellular RANK Ligand protein.

Species Reactivity:

Human

Species predicted to react based on 100% sequence homology

Monkey, Bovine, Pig

Source / Purification

Polyclonal antibodies are produced by immunizing animals with a synthetic peptide corresponding to residues near the amino terminus of human RANK Ligand, within the cytoplasmic region. Antibody was purified by protein A and peptide affinity chromatography.

Background

RANK (receptor activator of NF-κB) is a member of the tumor necrosis factor (TNF) receptor subfamily that is activated by its ligand, RANKL (TRANCE/OPGL/ODF), to promote survival of dendritic cells and differentiation of osteoclasts (1-4). Although RANK is widely expressed, its cell surface expression may be more restricted to dendritic cells and foreskin fibroblasts (1). RANK contains a 383-amino acid intracellular domain that associates with specific members of the TRAF family to NF-κB and JNK activation (1,5). RANKL/RANK signaling may also lead to survival signaling through activation of the Akt pathway and an upregulation of survival proteins, including Bcl-xL (2,6). RANK signaling has been implicated as a potential therapeutic to inhibit bone loss and arthritis (7,8).

RANKL (1), also named TNF-related activation-induced cytokine (TRANCE) (2,9), osteoprotegerin ligand (OPGL) (3), osteoclast differentiation factor (ODF) (4), and TNFSF11, is a type II transmembrane protein of the TNF family that exists as both a membrane-bound and soluble form. It is an essential regulator of immune function and bone development and homeostasis (7,10,11). RANKL is predominately expressed in activated T cells, as well as the thymus, lymph node, and bone marrow and promotes dendritic cell survival. Deletion of RANKL in mice leads to severe osteoporosis with a loss of osteoclasts, defects in T and B cell differentiation, loss of lymph node development, and mammary gland development during pregnancy (12-14).

  1. Anderson, D.M. et al. (1997) Nature 390, 175-9.
  2. Wong, B.R. et al. (1997) J. Exp. Med. 186, 2075-80.
  3. Lacey, D.L. et al. (1998) Cell 93, 165-76.
  4. Yasuda, H. et al. (1998) Proc. Natl. Acad. Sci. USA 95, 3597-602.
  5. Darnay, B.G. et al. (1998) J. Biol. Chem. 273, 20551-5.
  6. Wong, B.R. et al. (1999) Mol. Cell 4, 1041-9.
  7. Walsh, M.C. and Choi, Y. Cytokine Growth Factor Rev. 14, 251-63.
  8. Nakashima, T. et al. (2003) Curr. Opin. Rheumatol. 15, 280-7.
  9. Wong, B.R. et al. (1997) J Biol Chem 272, 25190-4.
  10. Hofbauer, L.C. (1999) Eur J Endocrinol 141, 195-210.
  11. Theill, L.E. et al. (2002) Annu Rev Immunol 20, 795-823.
  12. Mizuno, A. et al. (1998) Biochem Biophys Res Commun 247, 610-5.
  13. Kong, Y.Y. et al. (1999) Nature 397, 315-23.
  14. Fata, J.E. et al. (2000) Cell 103, 41-50.

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

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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