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Product details

Claudin18 Rabbit Polyclonal Antibody

Catalog number HA500131

Price for HA500131

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Size / count 100 µL

About this product

Claudin-18 is a tight junction protein expressed as lung-and stomach-specific isoforms which are generated by alternative splicing of the claudin-18 gene. The lung-specific form is a downstream target gene regulated by the T/EBP/NKX2.1 transcription factor. A splice variant lacking the C-terminal cytoplasmic domain also exists in mouse, but has not been confirmed in human. Human claudin-18 demonstrates 88% amino acid sequence identity to the mouse protein. Immunohistochemical studies have demonstrated complete membrane localization of claudin-18 in lung and stomach epithelial cells, while electron microscopy has shown that it is concentrated in the cell-cell borders of these cells. These features suggest a potentially important role for claudin-18 in the structure and function of tight junctions in the lung and stomach. Claudin-18 expression has also been reported in the inner ear.

Specifications

Catalog number
HA500131
Size / count
100 µL
Dry ice
No
Hazardous
No
Discontinued
No
CAS Number
9007-83-4
Product Name Alternative
Claudin 18 antibody Claudin-18 antibody CLD18_HUMAN antibody CLDN18 antibody SFTA5 antibody SFTPJ antibody
Abbreviation
CLDN18
Swiss Prot
P56856 Human
Cellular Locus
Cell membrane, tight junction.
Host
Rabbit
Species Reactivity
Human
Immunogen
Synthetic peptide within C-terminal human Claudin18.
Isotype
IgG
Conjugation
Non-conjugated
Type
Rabbit polyclonal Antibody
Applications
WB, IHC-P
Positive Control
293T cell lysates, human gastric carcinoma tissue.
Concentration
1 mg/mL
Dilution
WB: 1:500-1:1,000 ;IHC-P:1:100-1:500
Purity
Immunogen affinity purified.
Form
Liquid
Buffer
1*TBS (pH7.4), 0.2% BSA, 50% Glycerol. Preservative: 0.05% Sodium Azide.
Molecular Weight
28 kDa
Storage Conditions
Store at +4°C after thawing. Aliquot store at -20°C. Avoid repeated freeze/thaw cycles.
Recombinant Antibody
No

Frequently Asked Questions

What is the catalog number for Claudin18 Rabbit Polyclonal Antibody?

The catalog number for Claudin18 Rabbit Polyclonal Antibody is HA500131.

What sizes are available for Claudin18 Rabbit Polyclonal Antibody?

Claudin18 Rabbit Polyclonal Antibody is available in the following size(s): 100 µL.

Is Claudin18 Rabbit Polyclonal Antibody in stock?

Claudin18 Rabbit Polyclonal Antibody is currently made to order / not held in immediate stock. Contact us for lead time.

What is Claudin18 Rabbit Polyclonal Antibody used for?

Claudin-18 is a tight junction protein expressed as lung-and stomach-specific isoforms which are generated by alternative splicing of the claudin-18 gene. The lung-specific form is a downstream target gene regulated by the T/EBP/NKX2.1 transcription factor. A splice variant lacking the C-terminal cy

Is this product species cross-reactive?

Cross-reactivity data, based on available testing, is listed under the reactivity section of the datasheet. Contact us if you need reactivity confirmed for a species not listed.

Is there an additional fee for hazardous or dry ice shipping of this product?

Yes, if this product requires dry ice or is classed as hazardous for transport, the additional fee will be explicitly shown in your quotation before you confirm the order, so there are no surprise charges later.

How many freeze-thaw cycles can this product tolerate?

We recommend aliquoting the product upon receipt to avoid repeated freeze-thaw cycles, which can reduce activity and stability. This is your responsibility once the product has been delivered.

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