Human/Rat PTK7/CCK4 Antibody Summary
Ala31-Ser199
Accession # Q13308
Applications
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
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Detection of Human and Rat PTK7/CCK4 by Western Blot. Western blot shows lysates of HepG2 human hepatocellular carcinoma cell line and Rat-2 rat embryonic fibroblast cell line. PVDF membrane was probed with 1 µg/mL of Mouse Anti-Human/Rat PTK7/CCK4 Monoclonal Antibody (Catalog # MAB4499) followed by HRP-conjugated Anti-Mouse IgG Secondary Antibody (Catalog # HAF007). A specific band was detected for PTK7/CCK4 at approximately 160 kDa (as indicated). This experiment was conducted under reducing conditions and using Immunoblot Buffer Group 1.
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PTK7/CCK4 in Human Colon Cancer Tissue. PTK7/CCK4 was detected in immersion fixed paraffin-embedded sections of human colon cancer tissue using Mouse Anti-Human/Rat PTK7/CCK4 Monoclonal Antibody (Catalog # MAB4499) at 25 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 labeling was localized to the cytoplasm of epithelial cells. View our protocol for Chromogenic IHC Staining of Paraffin-embedded Tissue Sections.
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Detection of Human PTK7/CCK4 by Simple WesternTM. Simple Western lane view shows lysates of HepG2 human hepatocellular carcinoma cell line, loaded at 0.2 mg/mL. A specific band was detected for PTK7/CCK4 at approximately 168 kDa (as indicated) using 20 µg/mL of Mouse Anti-Human/Rat PTK7/CCK4 Monoclonal Antibody (Catalog # MAB4499). This experiment was conducted under reducing conditions and using the 12-230 kDa separation system.
Non-specific interaction with the 230 kDa Simple Western standard may be seen with this antibody.
Reconstitution Calculator
Preparation and Storage
- 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: PTK7/CCK4
Protein tyrosine kinase 7 (PTK7), also known as colon carcinoma kinase 4 (CCK4), is a receptor tyrosine kinase (RTK) involved in colon carcinoma development and/or proliferation. Similar to the RTK HER3, PTK7 contains a catalytically inactive tyrosine kinase domain, suggesting a potential tumor-characteristic role as a signal amplifier or modulator for an as yet unidentified kinase-competent partner. PTK7 may also play a role during gastrulation in the rodent embryo.
Product Datasheets
Citation for Human/Rat PTK7/CCK4 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.
1 Citation: Showing 1 - 1
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The Increased PTK7 Expression Is a Malignant Factor in Cervical Cancer
Authors: JJ Sun, HL Li, SJ Guo, H Ma, SJ Liu, D Liu, FX Xue
Dis. Markers, 2019-03-03;2019(0):5380197.
Species: Human
Sample Types: Cell Lysates, Whole Tissue
Applications: IHC-P, Western Blot
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