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Immunohistochemistry (IHC) (Immunohistochemical analysis of paraffin-embedded Stomach. 1, Antibody was diluted at 1:200(4 degree ,overnight). 2, Citrate buffer of pH6.0 was used for antigen retrieval. 3,Secondary antibody was diluted at 1:200(room temperature, 30min).)

Mouse anti-Human Claudin 18 Monoclonal Antibody | anti-CLDN18 antibody

Claudin 18 (5F3) Mouse mAb

Gene Names
CLDN18; SFTA5; SFTPJ; DKFZp564B2062
Reactivity
Human
Applications
Immunohistochemistry
Purity
Affinity Chromatography
Synonyms
Claudin 18; Monoclonal Antibody; Claudin 18 (5F3) Mouse mAb; claudin 18; SFTA5; SFTPJ; anti-CLDN18 antibody
Ordering
For Research Use Only!
Host
Mouse
Reactivity
Human
Clonality
Monoclonal
Isotype
IgG1, lambda
Clone Number
5F3-5G6-6B3
Specificity
This antibody detects endogenous levels of human Claudin 18
Purity/Purification
Affinity Chromatography
Form/Format
Liquid in PBS containing 50% glycerol, 0.5% BSA and 0.02% sodium azide.
Concentration
1mg/ml (varies by lot)
Applicable Applications for anti-CLDN18 antibody
Immunohistochemistry-Paraffin (IHC-P)
Application Notes
IHC-P: 1:100-1:500
Immunogen
Synthesized peptide derived from human Claudin 18
Conjugation
Unconjugated
Modification
Unmodified
Cell Position
Cell junction, Cell membrane, Membrane, Tight junction
Preparation and Storage
Store at 4 degree C for short term. Store at -20 degree C for long term. Avoid freeze/thaw cycle.

Immunohistochemistry (IHC)

(Immunohistochemical analysis of paraffin-embedded Stomach. 1, Antibody was diluted at 1:200(4 degree ,overnight). 2, Citrate buffer of pH6.0 was used for antigen retrieval. 3,Secondary antibody was diluted at 1:200(room temperature, 30min).)

Immunohistochemistry (IHC) (Immunohistochemical analysis of paraffin-embedded Stomach. 1, Antibody was diluted at 1:200(4 degree ,overnight). 2, Citrate buffer of pH6.0 was used for antigen retrieval. 3,Secondary antibody was diluted at 1:200(room temperature, 30min).)

Immunohistochemistry (IHC)

(Immunohistochemical analysis of paraffin-embedded Stomach. 1, Antibody was diluted at 1:200(4 degree ,overnight). 2, Citrate buffer of pH6.0 was used for antigen retrieval. 3,Secondary antibody was diluted at 1:200(room temperature, 30min).)

Immunohistochemistry (IHC) (Immunohistochemical analysis of paraffin-embedded Stomach. 1, Antibody was diluted at 1:200(4 degree ,overnight). 2, Citrate buffer of pH6.0 was used for antigen retrieval. 3,Secondary antibody was diluted at 1:200(room temperature, 30min).)
Related Product Information for anti-CLDN18 antibody
Plays a major role in tight junction-specific obliteration of the intercellular space, through calcium-independent cell-adhesion activity.
This gene encodes a member of the claudin family. Claudins are integral membrane proteins and components of tight junction strands. Tight junction strands serve as a physical barrier to prevent solutes and water from passing freely through the paracellular space between epithelial or endothelial cell sheets, and also play critical roles in maintaining cell polarity and signal transductions. This gene is upregulated in patients with ulcerative colitis and highly overexpressed in infiltrating ductal adenocarcinomas. PKC/MAPK/AP-1 (protein kinase C/mitogen-activated protein kinase/activator protein-1) dependent pathway regulates the expression of this gene in gastric cells. Alternatively spliced transcript variants encoding different isoforms have been identified. [provided by RefSeq, Jun 2010]
Product Categories/Family for anti-CLDN18 antibody

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
NCBI Accession #
NCBI GenBank Nucleotide #
UniProt Accession #
Molecular Weight
27,856 Da
NCBI Official Full Name
claudin-18 isoform 2
NCBI Official Synonym Full Names
claudin 18
NCBI Official Symbol
CLDN18
NCBI Official Synonym Symbols
SFTA5; SFTPJ; DKFZp564B2062
NCBI Protein Information
claudin-18; OTTHUMP00000216399; OTTHUMP00000216400; surfactant associated 5; surfactant associated protein J; surfactant, pulmonary associated protein J
UniProt Protein Name
Claudin-18
Protein Family
UniProt Gene Name
CLDN18
UniProt Entry Name
CLD18_HUMAN

NCBI Description

This gene encodes a member of the claudin family. Claudins are integral membrane proteins and components of tight junction strands. Tight junction strands serve as a physical barrier to prevent solutes and water from passing freely through the paracellular space between epithelial or endothelial cell sheets, and also play critical roles in maintaining cell polarity and signal transductions. This gene is upregulated in patients with ulcerative colitis and highly overexpressed in infiltrating ductal adenocarcinomas. PKC/MAPK/AP-1 (protein kinase C/mitogen-activated protein kinase/activator protein-1) dependent pathway regulates the expression of this gene in gastric cells. Alternatively spliced transcript variants encoding different isoforms have been identified. [provided by RefSeq]

Uniprot Description

Claudin-18: a multi-pass membrane protein with calcium-independent cell-adhesion activity that plays a major role in the formation of tight junctions. Belongs to the claudin family. Two isoforms of the human protein are produced by alternative splicing. Isoform 2 is a specific cell lineage marker. Its expression in normal tissues is restricted to differentiated epithelial cells of the gastric mucosa; it is absent from the gastric stem cells. Isoform 2 is expressed in a significant proportion of primary gastric cancers and metastases, as well as in subtypes of pancreatic, esophageal, ovarian, and lung tumors.

Protein type: Cell adhesion; Membrane protein, multi-pass; Membrane protein, integral

Chromosomal Location of Human Ortholog: 3q22.3

Cellular Component: tight junction; integral to membrane; plasma membrane

Molecular Function: identical protein binding; structural molecule activity

Biological Process: intercellular junction assembly and maintenance; calcium-independent cell-cell adhesion

Research Articles on CLDN18

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Product Notes

The CLDN18 cldn18 (Catalog #AAA4753953) is an Antibody produced from Mouse and is intended for research purposes only. The product is available for immediate purchase. The Claudin 18 (5F3) Mouse mAb reacts with Human and may cross-react with other species as described in the data sheet. AAA Biotech's Claudin 18 can be used in a range of immunoassay formats including, but not limited to, Immunohistochemistry-Paraffin (IHC-P). IHC-P: 1:100-1:500. Researchers should empirically determine the suitability of the CLDN18 cldn18 for an application not listed in the data sheet. Researchers commonly develop new applications and it is an integral, important part of the investigative research process. It is sometimes possible for the material contained within the vial of "Claudin 18, Monoclonal Antibody" to become dispersed throughout the inside of the vial, particularly around the seal of said vial, during shipment and storage. We always suggest centrifuging these vials to consolidate all of the liquid away from the lid and to the bottom of the vial prior to opening. Please be advised that certain products may require dry ice for shipping and that, if this is the case, an additional dry ice fee may also be required.

Precautions

All products in the AAA Biotech catalog are strictly for research-use only, and are absolutely not suitable for use in any sort of medical, therapeutic, prophylactic, in-vivo, or diagnostic capacity. By purchasing a product from AAA Biotech, you are explicitly certifying that said products will be properly tested and used in line with industry standard. AAA Biotech and its authorized distribution partners reserve the right to refuse to fulfill any order if we have any indication that a purchaser may be intending to use a product outside of our accepted criteria.

Disclaimer

Though we do strive to guarantee the information represented in this datasheet, AAA Biotech cannot be held responsible for any oversights or imprecisions. AAA Biotech reserves the right to adjust any aspect of this datasheet at any time and without notice. It is the responsibility of the customer to inform AAA Biotech of any product performance issues observed or experienced within 30 days of receipt of said product. To see additional details on this or any of our other policies, please see our Terms & Conditions page.

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