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Key Documents

ABT1838

Sigma-Aldrich

Anti-Claudin-16

from rabbit, purified by affinity chromatography

Synonym(s):

Paracellin-1, PCLN-1

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About This Item

UNSPSC Code:
12352203
eCl@ss:
32160702
NACRES:
NA.43

biological source

rabbit

Quality Level

antibody form

affinity isolated antibody

antibody product type

primary antibodies

clone

polyclonal

purified by

affinity chromatography

species reactivity

canine, human

technique(s)

immunocytochemistry: suitable
immunofluorescence: suitable

isotype

IgG

NCBI accession no.

UniProt accession no.

shipped in

ambient

target post-translational modification

unmodified

Gene Information

human ... CLDN16(10686)

General description

Claudin-16 (UniProt: Q9Y5I7; also known as Paracellin-1, PCLN-1) is encoded by the CDLN1 (also known as PCLN1) gene (Gene ID: 10686) in human. Claudin-16 is a multi-pass membrane protein that span the plasma membrane 4 times, with their N- and C-termini located in the cytosol. It is selectively expressed at tight junctions of renal epithelial cells of the thick ascending limb of loop of Henle s where it acts as either an intercellular pore or ion concentration sensor to regulate the paracellular resorption of divalent cations. Claudin-16 may form, alone or in partnership with other constituents, an intercellular pore permitting paracellular passage of magnesium and calcium ions down their electrochemical gradients. Alternatively, it could be a sensor of magnesium concentration that could alter paracellular permeability mediated by other factors. Over 20 different mutation sin CLDN1 gene have been reported that are linked to familial hypomagnesemia with hypercalciuria and nephrocalcinosis (FHHNC), a renal Mg2+ and Ca2+ wasting disorder that ultimately leads to progressive kidney failure. (Ref.: Muller D et al. (2006). J. Clin. Endocrinol. Metab. 91(8):3076-3079).

Specificity

This rabbit polyclonal antibody detects Claudin-16 in human and canine cells. It targets an epitope within 15 amino acids from the N-terminal region.

Immunogen

Conjugated linear peptide corresponding to 15 amino acids from the N-terminal region of human Claudin-16.
Epitope: extracellular domain

Application

Immunofluorescence Analysis: A representative lot detected Claudin-16 in Immunofluorescence applications (Kausalya, P.J., et. al. (2006). J Clin Invest. 116(4):878-91).

Inhibits Activity/Function: A representative lot blocked Clathrin-mediated endocytosis in MDCK cells (Muller, D., et. al. (2006). J Clin Endocrinol Metab. 91(8):3076-9).
Research Category
Cell Structure
This rabbit polyclonal Anti-Claudin-16, Cat. No. ABT1838, is a rabbit polyclonal antibody that detects Claudin-16 and has been tested for use in Immunocytochemistry, Immunofluorescence, and Inhibition/Function studies.

Quality

Evaluated by Immunocytochemistry in MDCK cells.

Immunocytochemistry Analysis: A 1:25 dilution of this antibody detected Claudin-16 in Madin-Darby Canine Kidney Epithelial (MDCK) cells.

Target description

33.84 kDa calculated.

Physical form

Affinity Purified
Purified rabbit polyclonal antibody in buffer containing 0.54 M Tris, 0.2 M Glycine, 250 mM NaCl, pH 7.5 without azide.

Storage and Stability

Stable for 1 year at -20°C from date of receipt.

Handling Recommendations: Upon receipt and prior to removing the cap, centrifuge the vial and gently mix the solution. Aliquot into microcentrifuge tubes and store at -20°C. Avoid repeated freeze/thaw cycles, which may damage IgG and affect product performance.

Other Notes

Concentration: Please refer to lot specific datasheet.

Disclaimer

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 1

Flash Point(F)

does not flash

Flash Point(C)

does not flash


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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