Cell Signaling Technology

Product Pathways - Protein Stability

SPINK3 Antibody #2744

Applications Reactivity Sensitivity MW (kDa) Source
W M R Endogenous 10 Rabbit

Applications Key:  W=Western Blotting
Reactivity Key:  M=Mouse  R=Rat
Species cross-reactivity is determined by western blot. Species enclosed in parentheses are predicted to react based on 100% sequence homology.

Protocols

Specificity / Sensitivity

SPINK3 Antibody detects endogenous levels of total SPINK3 protein.

Source / Purification

Polyclonal antibodies are produced by immunizing animals with a synthetic peptide corresponding to the carboxy terminus of the mouse SPINK3 protein. Antibodies are purified by protein A and peptide affinity chromatography.

Western Blotting

Western Blotting

Western blot analysis of extracts from rat pancreas and embryonic mouse stages E6.5 and E10.5 using SPINK3 Antibody.

Background

The Kazal type 3 serine peptidase inhibitor (SPINK3) is a serine peptidase inhibitor expressed in the adult pancreas that protects acinar cells from trypsin-induced cell damage (1). Ingestion of milk by newborn SPINK3 knock out mice triggers autophagic cell death in pancreatic acinar cells and the complete disappearance of the pancreas (2). Mutations in the human SPINK3 homolog (known as SPINK1) are associated with chronic pancreatitis, presumably through decreased protection against trypsin-induced autophagic cell death (1,3). SPINK3 may be involved in the embryonic development of several other tissues (4).

  1. Whitcomb, D.C. et al. (1996) Nat Genet 14, 141-5.
  2. Ohmuraya, M. et al. (2005) Gastroenterology 129, 696-705.
  3. Hirota, M. et al. (2006) J Gastroenterol 41, 832-6.
  4. Wang, J. et al. (2008) Histochem Cell Biol 130, 387-97.

Application References

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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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