Human Cytokeratin 19 Antibody

Catalog # Availability Size / Price Qty
MAB3506
MAB3506-SP
Cytokeratin 19 in MDA‑MB‑231 Human Cell Line.
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Product Details
Citations (2)
FAQs
Supplemental Products
Reviews (2)

Human Cytokeratin 19 Antibody Summary

Species Reactivity
Human
Specificity
Detects human Cytokeratin 19.
Source
Monoclonal Mouse IgG1 Clone # BA17
Purification
Protein A or G purified from hybridoma culture supernatant
Immunogen
Mammary organoids
Formulation
Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose. *Small pack size (SP) is supplied either lyophilized or as a 0.2 µm filtered solution in PBS.
Endotoxin Level
<0.10 EU per 1 μg of the antibody by the LAL method.
Label
Unconjugated

Applications

Recommended Concentration
Sample
Western Blot

Bartek J. et al. (1985) Int J Cancer. 36(3):299. This application was not tested by R&D Systems.

 
Immunohistochemistry
5-25 µg/mL
See below
Immunocytochemistry
8-25 µg/mL
See below

Please Note: Optimal dilutions should be determined by each laboratory for each application. General Protocols are available in the Technical Information section on our website.

Scientific Data

Immunocytochemistry Cytokeratin 19 antibody in MDA-MB-231 Human Cell Line by Immunocytochemistry (ICC). View Larger

Cytokeratin 19 in MDA‑MB‑231 Human Cell Line. Cytokeratin 19 was detected in immersion fixed MDA-MB-231 human breast cancer cell line using Mouse Anti-Human Cytokeratin 19 Monoclonal Antibody (Catalog # MAB3506) at 10 µg/mL for 3 hours at room temperature. Cells were stained using the NorthernLights™ 557-conjugated Anti-Mouse IgG Secondary Antibody (red; Catalog # NL007) and counterstained with DAPI (blue). View our protocol for Fluorescent ICC Staining of Cells on Coverslips.

Immunohistochemistry Cytokeratin 19 antibody in Human Breast Cancer Tissue by Immunohistochemistry (IHC-P). View Larger

Cytokeratin 19 in Human Breast Cancer Tissue. Cytokeratin 19 was detected in immersion fixed paraffin-embedded sections of human breast cancer tissue using Mouse Anti-Human Cytokeratin 19 Monoclonal Antibody (Catalog # MAB3506) at 5 µg/mL overnight at 4 °C. Tissue was stained using the Anti-Mouse HRP-DAB Cell & Tissue Staining Kit (brown; Catalog # CTS002) and counterstained with hematoxylin (blue). Specific staining was localized to cell membranes of cancer cells. View our protocol for Chromogenic IHC Staining of Paraffin-embedded Tissue Sections.

Reconstitution Calculator

Reconstitution Calculator

The reconstitution calculator allows you to quickly calculate the volume of a reagent to reconstitute your vial. Simply enter the mass of reagent and the target concentration and the calculator will determine the rest.

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Preparation and Storage

Reconstitution
Reconstitute at 0.5 mg/mL in sterile PBS.
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Shipping
The product is shipped at ambient temperature. Upon receipt, store it immediately at the temperature recommended below. *Small pack size (SP) is shipped with polar packs. Upon receipt, store it immediately at -20 to -70 °C
Stability & Storage
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
  • 12 months from date of receipt, -20 to -70 °C as supplied.
  • 1 month, 2 to 8 °C under sterile conditions after reconstitution.
  • 6 months, -20 to -70 °C under sterile conditions after reconstitution.

Background: Cytokeratin 19

Cytokeratin 19, a type I intermediate filament protein, is the smallest known acidic cytokeratin. The degree of keratin 19 positivity in breast cancer distinguishes malignant from benign tumours.

Entrez Gene IDs
3880 (Human); 16669 (Mouse)
Alternate Names
40-kDa keratin intermediate filament; CK19; CK-19; Cytokeratin 19; EndoC; K19; K1CS; keratin 19; keratin, type I cytoskeletal 19; keratin, type I, 40-kd; keratin-19; Krt19; MGC15366

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Citations for Human Cytokeratin 19 Antibody

R&D Systems personnel manually curate a database that contains references using R&D Systems products. The data collected includes not only links to publications in PubMed, but also provides information about sample types, species, and experimental conditions.

2 Citations: Showing 1 - 2
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  1. Validation of Serum Biomarkers That Complement CA19-9 in Detecting Early Pancreatic Cancer Using Electrochemiluminescent-Based Multiplex Immunoassays
    Authors: J Song, LJ Sokoll, DW Chan, Z Zhang
    Biomedicines, 2021-12-14;9(12):.
    Species: Human
    Sample Types: Serum
    Applications: ELISA Capture, ELISA Detection
  2. Inhibition of nitric oxide synthesis during induced cholestasis ameliorates hepatocellular injury by facilitating S-nitrosothiol homeostasis.
    Authors: Lopez-Sanchez LM, Corrales FJ, Barcos M, Espejo I, Munoz-Castaneda JR, Rodriguez-Ariza A
    Lab. Invest., 2009-10-05;90(1):116-27.
    Species: Rat
    Sample Types: Whole Tissue
    Applications: IHC-P

FAQs

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Reviews for Human Cytokeratin 19 Antibody

Average Rating: 5 (Based on 2 Reviews)

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Human Cytokeratin 19 Antibody
By Anonymous on 10/29/2021
Application: IHC Sample Tested: Pancreas tissue Species: Human

Human Cytokeratin 19 Antibody
By Anonymous on 04/02/2018
Application: ICC/IF Sample Tested: Pancreatic cancer cells Species: Human