p21 antibody
Quick Overview for p21 antibody (ABIN3026466)
Target
See all p21 (CDKN1A) AntibodiesReactivity
Host
Clonality
Conjugate
Application
Grade
Clone
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Purpose
- p21 Antibody (azide and preservative free)
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Characteristics
- This antibody recognizes a 21 kDa protein, identified as the p21 or p21WAF1 tumor suppressor protein. This antibody is highly specific and shows no cross-reaction with other closely related mitotic inhibitors. p21 is a specific inhibitor of cdk's and a tumor suppressor involved in the pathogenesis of a variety of malignancies. The expression of this gene acts as an inhibitor of the cell cycle during G1 phase and is tightly controlled by the tumor suppressor protein p53. p21 expression is induced by the wild type, but not mutant, p53. Normal cells generally display a rather intense nuclear expression. Loss of p21 expression has been reported in many carcinomas (gastric carcinoma, non-small cell lung carcinoma, thyroid carcinoma).
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Purification
- Protein G affinity chromatography
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Immunogen
- Human recombinant protein was used as the immunogen for this p21 antibody.
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Isotype
- IgG1, kappa
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Application Notes
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The concentration stated for each application is a general starting point. Variations in protocols, secondaries and substrates may require the p21 antibody to be titered up or down for optimal performance.
1. Staining of formalin-fixed tissues requires
2. The prediluted format is supplied in a dropper bottle and is optimized for use in IHC. After epitope retrieval step (if required), drip mAb solution onto the tissue section and incubate at RT for 30 min. -
Restrictions
- For Research Use only
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Format
- Liquid
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Concentration
- 1 mg/mL
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Buffer
- 1 mg/mL in 1X PBS, BSA free, sodium azide free
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Preservative
- Azide free
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Storage
- 4 °C,-20 °C
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Storage Comment
- Store the p21 antibody at 2-8oC (with azide) or aliquot and store at -20oC or colder (without azide).
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- p21 (CDKN1A) (Cyclin-Dependent Kinase Inhibitor 1A (p21, Cip1) (CDKN1A))
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Alternative Name
- p21
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Background
- This antibody recognizes a 21 kDa protein, identified as the p21 or p21WAF1 tumor suppressor protein. This antibody is highly specific and shows no cross-reaction with other closely related mitotic inhibitors. p21 is a specific inhibitor of cdk's and a tumor suppressor involved in the pathogenesis of a variety of malignancies. The expression of this gene acts as an inhibitor of the cell cycle during G1 phase and is tightly controlled by the tumor suppressor protein p53. p21 expression is induced by the wild type, but not mutant, p53. Normal cells generally display a rather intense nuclear expression. Loss of p21 expression has been reported in many carcinomas (gastric carcinoma, non-small cell lung carcinoma, thyroid carcinoma).
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Pathways
- p53 Signaling, PI3K-Akt Signaling, Cell Division Cycle, AMPK Signaling, Fc-epsilon Receptor Signaling Pathway, EGFR Signaling Pathway, Neurotrophin Signaling Pathway, Mitotic G1-G1/S Phases, DNA Replication, Hepatitis C, Synthesis of DNA, Autophagy
Target
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