Cell Signaling Technology

Product Pathways - Tyrosine Kinase/ Adaptors

Ret (C31B4) Rabbit mAb #3223

Applications Reactivity Sensitivity MW (kDa) Isotype
W IP F H Endogenous 170, 175 Rabbit IgG

Applications Key:  W=Western Blotting  IP=Immunoprecipitation  F=Flow Cytometry
Reactivity Key:  H=Human
Species cross-reactivity is determined by Western blot.

Protocols

Specificity / Sensitivity

Ret (C31B4) Rabbit mAb detects endogenous levels of total Ret protein. This antibody does not cross-react with other related proteins.

Source / Purification

Monoclonal antibody is produced by immunizing animals with a recombinant human Ret cytoplasmic domain fusion protein.

Western Blotting

Western Blotting

Western blot analysis of extracts from TT cells using Ret (C31B4) Rabbit mAb.

Flow Cytometry

Flow Cytometry

Flow cytometric analysis of TT cells using Ret (C31B4) Rabbit mAb (blue) compared to a nonspecific negative control antibody (red).

Background

The Ret proto-oncogene (c-Ret) is a receptor tyrosine kinase that functions as a multicompetent receptor complex in conjunction with other membrane-bound ligand-binding GDNF family receptors (1). Ligands that bind the Ret receptor include the glial cell line-derived neurotropic factor (GDNF) and its congeners neurturin, persephin and artemin (2-4). Alterations in the corresponding Ret gene are associated with diseases including papillary thyroid carcinoma, multiple endocrine neoplasia (type 2A and 2B), familial medullary thyroid carcinoma and a congenital developmental disorder known as Hirschsprung’s disease (1,3). The Tyr905 residue located in the Ret kinase domain plays a crucial role in Ret catalytic and biological activity. Substitution of Phe for Tyr905 dramatically inhibits Ret autophosphorylation activity (5).

  1. Airaksinen, M.S. et al. (1999) Mol. Cell. Neurosci. 13, 313-325.
  2. Takahashi, M. et al. (1989) Oncogene 4, 805-806.
  3. Manie, S. et al. (2001) Trends Genet. 17, 580-589.
  4. Tallini, G. and Asa, S. (2001) Adv. Anat. Pathol. 8, 345-354.
  5. Iwashita, T. et al. (1999) Oncogene 18, 3919-3922.

Application References

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Companion Products

Rabbit monoclonal antibody is produced under license (granting certain rights including those under U. S. Patent No. 5,675,063) from Epitomics, Inc.


This product is intended for research purposes only. The product is not intended to be used for therapeutic or diagnostic purposes in humans or animals.

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