KRT20 antibody (FITC)
Quick Overview for KRT20 antibody (FITC) (ABIN111170)
Target
See all KRT20 AntibodiesReactivity
Host
Clonality
Conjugate
Application
Clone
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Specificity
- This Monoclonal antibody represents an excellent marker for certain types of carcinomas such as adenocarcinomas of the colon, transitional cell carcinomas of the bladder and Merkel cell tumors of the skin. Very sensitive detection of intestestinal and gastric foveolar epithelium, urothelial umbrella cells, Merkel cells of epidermis as well as tumors originating therefrom (e.g. primary and metastatic colorectal carcinoma). Adenocarcinomas of breast, lung, endometrium and ovary (non-mucinous) as well as neuroendocrine tumors of the lung are essentially negative. Polypeptide Recognized: Protein IT (keratin K20, Mr 46 000, also designated Cytokeratin 20). Tested Reactivities on Cultured Cell Lines: HT-29, LoVo, DLD-1, SW 1116, CaCo-2, RT-4.
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No Cross-Reactivity
- Mouse (Murine)
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Cross-Reactivity (Details)
- Species reactivity (tested):Human, Porcine (Pig) and Rat.
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Purification
- Affinity Chromatography
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Immunogen
- Electrophoretically purified Keratin K 20 from Human intestinal mucosa.
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Isotype
- IgG1
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Application Notes
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FACS. Cytological Material. Immunohistochemistry on Frozen Sections. . Immunohistochemistry on Paraffin sections (Only after microwave treatment). Working Dilution: 1/10-1/20 in PBS, PH 7.4 for Immunohistochemistry. Incubation Time: 1h at RT or over night at 2-8 °C.
Other applications not tested.
Optimal dilutions are dependent on conditions and should be determined by the user. -
Restrictions
- For Research Use only
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Format
- Liquid
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Concentration
- 0.2 mg/mL
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Handling Advice
- Avoid repeated freezing and thawing.
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Storage
- 4 °C/-20 °C
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Storage Comment
- Store undiluted at 2-8 °C for one month or (in aliquots) at -20 °C for longer.
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: "Evaluation of circulating tumor cells in colorectal cancer using flow cytometry." in: The Journal of international medical research, Vol. 49, Issue 9, pp. 300060520980215, (2021) (PubMed).
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- KRT20 (Keratin 20 (KRT20))
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Alternative Name
- Cytokeratin 20
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Background
- Cytokeratin 20 is a 46 kDa intermediate filament protein whose expression is restricted primarily to gastric and intestinal epithelium, urothelium, and Merkel cells. This antibody is highly specific to cytokeratin 20 and shows no cross-reactivity with other IFPs. Cytokeratin 20 is a unique type I keratin that is expressed in adenocarcinomas of the colon stomach, pancreas and bile system. It is also expressed in mucinous ovarian tumors, transitional cell carcinomas of the urinary tract, and Merkel cell carcinomas.Synonyms: CK20, Cytokeratin 20, K20, KRT20, Keratin type I cytoskeletal 20, Keratin-20, Protein IT
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Gene ID
- 54474
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NCBI Accession
- NP_061883
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UniProt
- P35900
Target
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