Cytokeratin 17 Antibody (E3 (same as Ks17.E3)) [Allophycocyanin]

Novus Biologicals, part of Bio-Techne | Catalog # NBP2-33188APC

Novus Biologicals, part of Bio-Techne

Key Product Details

Species Reactivity

Validated:

Human, Rat, Porcine, Bovine, Goat

Applications

Flow Cytometry, Immunocytochemistry/ Immunofluorescence, Immunohistochemistry-Frozen, Immunohistochemistry-Paraffin, Western Blot

Label

Allophycocyanin (Excitation = 620-650 nm, Emission = 660-670 nm)

Antibody Source

Monoclonal Mouse IgG2b Kappa Clone # E3 (same as Ks17.E3)

Concentration

Please see the vial label for concentration. If unlisted please contact technical services.

View all Cytokeratin 17 Antibodies »

Product Summary for Cytokeratin 17 Antibody (E3 (same as Ks17.E3)) [Allophycocyanin]

Immunogen

Cytoskeletal fraction of rat colon epithelium (Uniprot: Q04695)

Localization

Cytoplasmic

Specificity

Cytokeratin 17 (CK17) is normally expressed in the basal cells of complex epithelia but not in stratified or simple epithelia. Antibody to CK17 is an excellent tool to distinguish myoepithelial cells from luminal epithelium of various glands such as mammary, sweat and salivary. CK17 is expressed in epithelial cells of various origins, such as bronchial epithelial cells and skin appendages. It may be considered as 'epithelial stem cell' marker because CK17 Ab marks basal cell differentiation. CK17 is expressed in SCLC much higher than in LADC. Eighty-five percent of the triple negative breast carcinomas immunoreact with basal cytokeratins including anti-CK17. Also important is that cases of triple negative breast carcinoma with expression of CK17 show an aggressive clinical course. The histologic differentiation of ampullary cancer, intestinal vs. pancreatobiliary, is very important for treatment. Usually anti-CK17 and anti-MUC1 immunoreactivity represents pancreatobiliary subtype whereas anti-MUC2 and anti-CDX-2 positivity defines intestinal subtype.

Marker

Basal Epithelial Marker

Clonality

Monoclonal

Host

Mouse

Isotype

IgG2b Kappa

Theoretical MW

46 kDa.
Disclaimer note: The observed molecular weight of the protein may vary from the listed predicted molecular weight due to post translational modifications, post translation cleavages, relative charges, and other experimental factors.

Description

This conjugate is made on demand. Actual recovery may vary from the stated volume of this product. The volume will be greater than or equal to the unit size stated on the datasheet.

Applications for Cytokeratin 17 Antibody (E3 (same as Ks17.E3)) [Allophycocyanin]

Application
Recommended Usage

Flow Cytometry

Optimal dilutions of this antibody should be experimentally determined.

Immunocytochemistry/ Immunofluorescence

Optimal dilutions of this antibody should be experimentally determined.

Immunohistochemistry-Frozen

Optimal dilutions of this antibody should be experimentally determined.

Immunohistochemistry-Paraffin

Optimal dilutions of this antibody should be experimentally determined.

Western Blot

Optimal dilutions of this antibody should be experimentally determined.
Application Notes
Optimal dilution of this antibody should be experimentally determined.
Please Note: Optimal dilutions of this antibody should be experimentally determined.

Formulation, Preparation, and Storage

Purification

Protein A or G purified

Formulation

PBS

Preservative

0.05% Sodium Azide

Concentration

Please see the vial label for concentration. If unlisted please contact technical services.

Shipping

The product is shipped with polar packs. Upon receipt, store it immediately at the temperature recommended below.

Stability & Storage

Store at 4C in the dark.

Background: Cytokeratin 17

Among the members of the cytokeratin (CK) subfamily of intermediate filament (IF) proteins, CK 17 is normally expressed in the basal cells of complex epithelia but not in stratified or simple epithelia. It has an unusual expression pattern in normal and diseased states and has potential importance in tumor diagnosis. CK 17 synthesis seems to be a marker of basal cell differentiation in complex epithelia and therefore indicative of a certain type of epithelial "stem cells" (1). It has been shown that CK 17 regulates cell growth through binding to the adaptor protein 14-3-3sigma. These findings reveal a new and unexpected role for the intermediate filament cytoskeleton in influencing cell growth and size by regulating protein synthesis (2). CK 17 is expressed in the nail bed, hair follicle, sebaceous glands, and other epidermal appendages (3).

Long Name

Cytokeratin 17/KRT17

Alternate Names

CK-17, cytokeratin-17, K17, keratin 17, type I, keratin, type I cytoskeletal 17, PCHC1

Gene Symbol

KRT17

Additional Cytokeratin 17 Products

Product Documents for Cytokeratin 17 Antibody (E3 (same as Ks17.E3)) [Allophycocyanin]

Product Datasheets

Certificate of Analysis

To download a Certificate of Analysis, please enter a lot number in the search box below.

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Product Specific Notices for Cytokeratin 17 Antibody (E3 (same as Ks17.E3)) [Allophycocyanin]

This product is for research use only and is not approved for use in humans or in clinical diagnosis. Primary Antibodies are guaranteed for 1 year from date of receipt.

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