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WT1 (F3T7B) Rabbit mAb (Carboxy-terminal Antigen) #89348

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  • WB
  • IHC

    Supporting Data

    REACTIVITY H
    SENSITIVITY Endogenous
    MW (kDa) 51-60
    Source/Isotype Rabbit IgG
    Application Key:
    • WB-Western Blotting 
    • IHC-Immunohistochemistry 
    Species Cross-Reactivity Key:
    • H-Human 

    Product Information

    Product Usage Information

    Application Dilution
    Western Blotting 1:1000
    Immunohistochemistry (Paraffin) 1:400 - 1:1600

    Storage

    Supplied in 10 mM sodium HEPES (pH 7.5), 150 mM NaCl, 100 µg/mL BSA, 50% glycerol, and less than 0.02% sodium azide. Store at –20°C. Do not aliquot the antibody.

    Protocol

    Specificity / Sensitivity

    WT1 (F3T7B) Rabbit mAb (Carboxy-terminal Antigen) recognizes endogenous levels of total WT1 protein.

    This antibody is recommended for the detection of fusion proteins containing the C-terminus region of WT1 found in desmoplastic small round cell tumors by immunohistochemistry. For the detection of wild-type WT1, it is recommended to use WT1 (D8I7F) XP® Rabbit mAb #83535.

    Non-specific staining was observed in kidney, liver, and small intestine by immunohistochemistry.


    Species Reactivity:

    Human

    The antigen sequence used to produce this antibody shares 100% sequence homology with the species listed here, but reactivity has not been tested or confirmed to work by CST. Use of this product with these species is not covered under our Product Performance Guarantee.

    Species predicted to react based on 100% sequence homology:

    Mouse, Rat

    Source / Purification

    Monoclonal antibody is produced by immunizing animals with a synthetic peptide corresponding to residues near the carboxy terminus of human WT1 protein.

    Background

    Wilms' Tumor 1 (WT1) is a transcription factor named from Wilms' Tumor 1, an embryonal malignancy of the kidneys that is caused by mutations in the WT1 gene (1). It is highly important in development, particularly of the genitourinary system, and mutations and dysregulation of WT1 expression result in a variety of syndromes affecting the genitourinary system and other tissues (2-5).

    WT1 has a myriad of biological functions and a host of interacting partners and target genes (6). It can behave as a transcriptional activator, or a repressor, and can act as an oncogene or a tumor suppressor (7). It exerts influence over the epigenetic landscape, and also has post-translational influence of gene expression through RNA interactions (8). The diverse biological roles of WT1 have been attributed to the existence of multiple isoforms and post-translational modifications of the protein (9).
    For Research Use Only. Not for Use in Diagnostic Procedures.
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