CEA antibody
Quick Overview for CEA antibody (ABIN3026765)
Target
See all CEA AntibodiesReactivity
Host
Clonality
Conjugate
Application
Clone
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Characteristics
- This antibody recognizes proteins of 80-200 kDa, identified as different members of the CEA (Carcinoembryonic Antigen) family. CEA is synthesized during development in the fetal gut and is re-expressed in increased amounts in intestinal carcinomas and several other tumors. This antibody does not react with nonspecific cross-reacting antigen (NCA) and with human polymorphonuclear leucocytes. The antibody shows no reaction with a variety of normal tissues and is suitable for staining of formalin/paraffin tissues. CEA is not found in benign glands, stroma, or malignant prostatic cells. antibody to CEA is useful in detecting early foci of gastric carcinoma and in distinguishing pulmonary adenocarcinomas (60-70 % are CEA+) from pleural mesotheliomas (rarely or weakly CEA+). CEA antibody positivity is seen in adenocarcinomas from the lung, colon, stomach, esophagus, pancreas, gallbadder, urachus, salivary gland, ovary, and endocervix.
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Purification
- Protein G affinity chromatography
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Immunogen
- Human full-length recombinant CEA protein was used as the immunogen for this 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 antibody to be titered up or down for optimal performance.
1. Staining of formalin-fixed tissues REQUIRES boiling tissue sections in 10 mM Citrate Buffer, pH 6.0, for 10-20 min followed by cooling at RT for 20 minutes.
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.
3. Clone C66/1030 (recommended capture) will pair with clone < a href=../tds/cea-antibody-c661009-v2376>C66/1009 (recommended detect) by ELISA. It will NOT pair with clone < a href=../tds/cea-antibody-c66261-v2088>C66/261.\. ELISA: order BSA-free format (3),FACS: 0.5-1 μg/million cells,IF: 1-2 μg/mL,IHC (FFPE): 1-2 μg/mL for 30 min at RT (1),Prediluted format : incubate for 30 min at RT (2) -
Restrictions
- For Research Use only
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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 CEA antibody at 2-8°C (with azide) or aliquot and store at -20°C or colder (without azide).
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- CEA (Carcinoembryonic Antigen Gene Family (CEA))
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Alternative Name
- CEA
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Background
- This antibody recognizes proteins of 80-200 kDa, identified as different members of the CEA (Carcinoembryonic Antigen) family. CEA is synthesized during development in the fetal gut and is re-expressed in increased amounts in intestinal carcinomas and several other tumors. This antibody does not react with nonspecific cross-reacting antigen (NCA) and with human polymorphonuclear leucocytes. The antibody shows no reaction with a variety of normal tissues and is suitable for staining of formalin/paraffin tissues. CEA is not found in benign glands, stroma, or malignant prostatic cells. antibody to CEA is useful in detecting early foci of gastric carcinoma and in distinguishing pulmonary adenocarcinomas (60-70 % are CEA+) from pleural mesotheliomas (rarely or weakly CEA+). CEA antibody positivity is seen in adenocarcinomas from the lung, colon, stomach, esophagus, pancreas, gallbadder, urachus, salivary gland, ovary, and endocervix.
Target
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