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A431 Cell Nuclear Extract

WB Nuclear Extract Cell Lysate A431 Cells Reactivity: Human
Rockland
Catalog No. ABIN964034
Supplier Product No.: w09-001-a60

Quick Overview for A431 Cell Nuclear Extract (ABIN964034)

Protein Species

Human

Application

Western Blotting (WB)

Lysed Cells

A431 Cells

Lysate Type

Cell Lysate

Lysate Fraction

Nuclear Extract
  • Species of Lysate

    Human Cells

    Supplier Product No.

    w09-001-a60

    Supplier

    Rockland

    Specificity

    The cells were grown in DMEM supplemented with 10% FBS (Fetal Bovine Serum). The lysate was prepared by first washing the cells in PBS. Washed cells were then incubated on ice in lysis buffer containing 10 mM HEPES, 60 mM KCl, 1.0 mM EDTA, 0.075% (v/v) NP40 and 1.0 mM DTT, pH 7.6. Protein integrity is ensured using a cocktail of protease inhibitors with broad specificity for the inhibition of aspartic, cysteine, and serine proteases as well as aminopeptidases (0.1 mM AEBSF HCl, 0.08 µM Aprotinin, 5 µM Bestatin, 1.5 µM E-64, 2 µM Leupeptin Hemisulfate and 1 µM Pepstatin A). Nuclei were then collected and washed in lysis buffer minus detergent. Nuclei were lysed by vortexing in extraction buffer containing 20 mM Tris-Cl, 1.5 mM MgCl2, 0.42 M NaCl, 0.2 mM EDTA, and 25% (v/v) glycerol, pH 8.0, supplemented with protease inhibitors (see above). The lysate was clarified by centrifugation. Protein concentration was determined by Lowry assay using a commercially available kit. The protein concentration was adjusted to 2.0 mg/ml and then an equal volume of 2X SDS-PAGE sample buffer was added.

    Characteristics

    Cell Line: Human A431 (epidermoid carcinoma)
    Induction: None (Control)

    Sterility

    Sterile filtered
  • Application Notes

    Ready-to-use nuclear extracts are especially prepared as positive controls for separation by SDS-PAGE and subsequent western blot analysis. Nuclear extracts are supplied in denaturing buffer without dissociating agents. Heat nuclear extract to 95° C for 5 minutes and rapidly cool. If dissociating conditions are desired add reducing agent prior to heating. The recommended loading volume per lane is 10-30 l depending on the size format of your gel.

    Comment

    Lysate Fractionation: Nuclear Extract
    Lysate Stimulation: Not Stimulated
    Lysate Tissue Culture: Tissue Culture

    Restrictions

    For Research Use only
  • Format

    Liquid

    Concentration

    1.0 mg/mL

    Buffer

    1X SDS-PAGE Sample Buffer (62.5 mM Tris HCl, 2% SDS, 10% Glycerol and 0.005% bromophenol blue, pH 6.8)

    Handling Advice

    Ready-to-use nuclear extracts are especially prepared as positive controls for separation by SDS-PAGE and subsequent western blot analysis. Nuclear extracts are supplied in denaturing buffer without dissociating agents. Heat nuclear extract to 95 °C for 5 minutes and rapidly cool. If dissociating conditions are desired add reducing agent prior to heating. The recommended loading volume per lane is 10-30 µl depending on the size format of your gel.

    Storage

    -80 °C

    Expiry Date

    3 months
  • Background

    Ready-to-use nuclear extracts produced are derived from cell lines or tissues using highly refined extraction protocols to ensure exceptionally high quality, protein integrity and lot-to-lot reproducibility. All extracts are tested by SDS-PAGE using 4-20% gradient gels and immunoblot analysis using antibodies to key cell signaling components to confirm the presence of both high molecular weight and low molecular weight proteins.
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