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AB270349

Human CEA Antibody Pair - BSA and Azide free

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(1 Publication)

Human CEA Antibody Pair - BSA and Azide free is a matched antibody pair validated for use in sandwich-based immunoassays.

- Contains a capture and a detector antibody at a concentration of approx. 1mg/mL.
- Carrier free (PBS only) - formulation: ideal for optimal conjugation to your label of choice
- Antibody orientation based on internal optimization for ELISA-based assays
- Capture and detector antibodies also available to purchase individually.

View Alternative Names

CD66e, CEA, CEACAM5, Cell adhesion molecule CEACAM5, Carcinoembryonic antigen, Carcinoembryonic antigen-related cell adhesion molecule 5, Meconium antigen 100, CEA cell adhesion molecule 5

2 Images
Sandwich ELISA - Human CEA Antibody Pair - BSA and Azide free (AB270349)
  • sELISA

Supplier Data

Sandwich ELISA - Human CEA Antibody Pair - BSA and Azide free (AB270349)

Representative standard curve from corresponding SimpleStep ELISA® Kit (ab264604), which uses the same antibody pair. For additional information on the performance of pair and kit, refer to the corresponding kit datasheet. Due to differences in the formulation and format of the antibodies in this pair, they cannot be used as substitutes for the antibody components in our SimpleStep ELISA® Kits.

Sandwich ELISA - Human CEA Antibody Pair - BSA and Azide free (AB270349)
  • sELISA

Supplier Data

Sandwich ELISA - Human CEA Antibody Pair - BSA and Azide free (AB270349)

Representative standard curve from corresponding SimpleStep ELISA® Kit (ab264604), which uses the same antibody pair. For additional information on the performance of pair and kit, refer to the corresponding kit datasheet. Due to differences in the formulation and format of the antibodies in this pair, they cannot be used as substitutes for the antibody components in our SimpleStep ELISA® Kits.

Key facts

Reacts with

Human

Assay type

ELISA set

Range

78.125 - 5000 pg/mL

Assay Platform

Reagents

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Reactivity", "Dilution Info", "Notes"] }, "values": { "sELISA": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p></p>" } } }

Product details

This Antibody Pair can be used to quantify Human CEA. BSA and Azide free antibody pairs include unconjugated capture and detector antibodies suitable for sandwich ELISAs. The antibodies are provided at an approximate concentration of 1 mg/ml as measured by the protein A280 method. The recommended antibody orientation is based on internal optimization for ELISA-based assays. Antibody orientation is assay dependent and needs to be optimized for each assay type. Both capture and detector antibodies are rabbit monoclonal antibodies delivering consistent, specific, and sensitive results.

For additional information on the performance of the antibody pair, see the equivalent SimpleStep ELISA®Kit (ab233621), which uses the same antibodies. However, due to differences in their formulation, this antibody pair cannot be used with the consumables provided with our SimpleStep ELISA Kits. Please note that the range provided for the pairs is only an estimation based on the performance of the related product using the same antibody pair. Performance of the antibody pair will depend on the specific characteristics of your assay. We guarantee the product works in sandwich ELISA, but we do not guarantee the sensitivity or dynamic range of the antibody pair in your assay.

Patented technology

Our RabMAb® technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to RabMAb® patents.

Use our conjugation kits for antibody conjugates that are ready-to-use in as little as 20 minutes with <1 minute hands-on-time and 100% antibody recovery: available for fluorescent dyes, HRP, biotin and gold.

The pair can be used in variety of assays and platforms including but not limited to:

Sandwich ELISA
FRET/TR-FRET/HTRF
Meso Scale Discovery® (MSD®)
Bead-based assays
AlphaLISA®/AlphaScreen®
DELFIA® immunoassays
Simoa® and Single Molecule Counting (SMC) immunoassays
Multiplex

Our antibody pairs are supplied in a carrier-free format that is conjugation-ready:

Buffer free of BSA, sodium azide, and glycerol for higher conjugation efficiency.
Concentration of ~1 mg/ml as measured by the protein A280 method.
We can label antibodies for you: get in touch today to discuss how we can help accelerate your assay development with custom conjugation services.

Pairs are screened in biological samples, including plasma and serum, to ensure specificity in complex samples.

Please note:

The recommended antibody orientation is based on internal optimization in sandwich ELISA. Antibody orientation is assay dependent and needs to be optimized for each assay type.

The range provided for this antibody pair is based on initial sandwich ELISA validation data using recombinant protein. Performance and range of the antibody pair will depend on the specific characteristics of your assay, including standard protein selection.

We guarantee the product works in sandwich ELISA, but we do not guarantee the sensitivity or dynamic range of the antibodies in other assays.

Antibody properties:

Capture antibody: (also available as ab270311)

recombinant rabbit monoclonal (unconjugated) – 100 µg

Detector antibody:(also available as ab270312)

recombinant rabbit monoclonal (unconjugated) - 100 µg

Concentration

: approx. 1 mg/ml

Storage buffer:

100% PBS

Form:

Liquid

Isotype:

IgG

Recombinant monoclonal antibodies offer several advantages including:

- High batch-to-batch consistency and reproducibility

- Improved sensitivity and specificity

- Long-term security of supply

- Animal-free production

Meso Scale Discovery and MSD are registered trademarks of Meso Scale Diagnostics, LLC.

AlphaLISA, AlphaScreen, and DELFIA are registered trademarks of PerkinElmer, Inc.

Simoa is a registered trademark of Quanterix, Inc.

SMC is a registered trademark of Merck KGaA, Darmstadt, Germany.

Patented technology
Our RabMAb® technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to RabMAb® patents.

Use our conjugation kits for antibody conjugates that are ready-to-use in as little as 20 minutes with <1 minute hands-on-time and 100% antibody recovery: available for fluorescent dyes, HRP, biotin and gold.

The pair can be used in variety of assays and platforms including but not limited to:

  • Sandwich ELISA
  • FRET/TR-FRET/HTRF
  • Meso Scale Discovery® (MSD®)
  • Bead-based assays
  • AlphaLISA®/AlphaScreen®
  • DELFIA® immunoassays
  • Simoa® and Single Molecule Counting (SMC™) immunoassays
  • Multiplex

Our antibody pairs are supplied in a carrier-free format that is conjugation-ready:

  • Buffer free of BSA, sodium azide, and glycerol for higher conjugation efficiency.
  • Concentration of ~1 mg/ml as measured by the protein A280 method.

We can label antibodies for you: get in touch today to discuss how we can help accelerate your assay development with custom conjugation services.

Pairs are screened in biological samples, including plasma and serum, to ensure specificity in complex samples.

Please note:

The recommended antibody orientation is based on internal optimization in sandwich ELISA. Antibody orientation is assay dependent and needs to be optimized for each assay type.

The range provided for this antibody pair is based on initial sandwich ELISA validation data using recombinant protein. Performance and range of the antibody pair will depend on the specific characteristics of your assay, including standard protein selection.

We guarantee the product works in sandwich ELISA, but we do not guarantee the sensitivity or dynamic range of the antibodies in other assays.

Antibody properties:

Capture antibody: recombinant rabbit monoclonal (unconjugated) – 100 µg

Detector antibody: recombinant rabbit monoclonal (unconjugated) - 100 µg

Concentration: ~1 mg/ml

Storage buffer: 100% PBS

Form: Liquid

Isotype: IgG

Recombinant monoclonal antibodies offer several advantages including:

- High batch-to-batch consistency and reproducibility

- Improved sensitivity and specificity

- Long-term security of supply

- Animal-free production

Meso Scale Discovery and MSD are registered trademarks of Meso Scale Diagnostics, LLC.

AlphaLISA, AlphaScreen, and DELFIA are registered trademarks of PerkinElmer, Inc.

Simoa is a registered trademark of Quanterix, Inc.

SMC is a registered trademark of Merck KGaA, Darmstadt, Germany.

What's included?

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Properties and storage information

Shipped at conditions
Blue Ice
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
+4°C
Storage information
+4°C

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

CEACAM5 also known as Carcinoembryonic Antigen (CEA) or CD66e is a glycoprotein found mainly on the surface of epithelial cells. This protein has a mass of approximately 180 kDa. It gets expressed in a variety of tissues with high expression in the gastrointestinal tract including the colon and rectum. CEACAM5 is a member of the immunoglobulin superfamily and plays a role in cell adhesion influencing how cells stick to each other.
Biological function summary

CEACAM5 contributes to cellular processes involving cell adhesion and immune response modulation. This protein operates as part of a larger group of cell adhesion molecules and does not function as part of a complex. CEACAM5 can affect the interactions between cells and the extracellular matrix which has implications for tissue structuring and integrity. It helps the immune system recognize and respond to infectious agents or cellular anomalies.

Pathways

CEACAM5 involvement extends to immune response regulation and cell adhesion pathways. It interacts functionally with proteins like E-cadherin in these pathways which contribute to maintaining epithelial integrity. These pathways are critical for normal tissue maintenance and immune system function especially in mucosal surfaces where pathogen entry occurs. Understanding CEACAM5 interactions provides insight into cellular communication and adhesion mechanisms.

CEACAM5 is associated with colorectal cancer and lung adenocarcinoma. Its overexpression and release into the bloodstream make it a popular biomarker for these diseases. CEACAM5 is used in clinical applications such as CEA ELISA assays for cancer detection and monitoring. In colorectal cancer CEACAM5 interacts with proteins like CEACAM6 to promote tumor invasiveness and metastasis. Anti-CEACAM5 therapeutics including antibody-drug conjugates (anti-CEACAM5 ADC) are being developed to target and treat associated malignancies.

Product protocols

Target data

Cell surface glycoprotein that plays a role in cell adhesion, intracellular signaling and tumor progression (PubMed : 10864933, PubMed : 10910050, PubMed : 2803308). Mediates homophilic and heterophilic cell adhesion with other carcinoembryonic antigen-related cell adhesion molecules, such as CEACAM6 (PubMed : 2803308). Plays a role as an oncogene by promoting tumor progression; induces resistance to anoikis of colorectal carcinoma cells (PubMed : 10910050).. (Microbial infection) Receptor for E.coli Dr adhesins. Binding of E.coli Dr adhesins leads to dissociation of the homodimer.
See full target information CEACAM5

Publications (1)

Recent publications for all applications. Explore the full list and refine your search

Talanta 266:125087 PubMed37604072

2023

A hand-held electrochemiluminescence biosensor for detection of carcinoembryonic antigen.

Applications

Unspecified application

Species

Unspecified reactive species

Mohsen Mohammadniaei,Ming Zhang,Xianming Qin,Wentao Wang,Lorenza Pia,Hakan Gürbüz,Seyed Hossein Helalat,Maryam Naseri,Yi Sun
View all publications

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