Abcam, ab286184, Anti-CA19-9 antibody [121SLE]

Size: 100µg
Mouse Monoclonal CA19-9 antibody. Carrier free. Suitable for IHC-P and reacts with Human samples.
Key facts
Host species:Mouse,
Clonality:Monoclonal,
Clone number:121SLE,
Isotype:IgM,
Light chain type:kappa,
Carrier free:Yes,
Reacts with:Human,
Applications:IHC-PSee reactivity dataSee the reactivity data table below for information on validated species and application combinations.,
Immunogen:The exact immunogen used to generate this antibody is proprietary information.

Product details:
This product is manufactured by BioVision, an Abcam company and was previously called A2227 CA19-9 Antibody (Clone 121SLE), Carrier-Free. A2227-100 is the same size as the 100 μg size of ab286184.

Properties and Storage Information:
Form-Liquid, Purification technique-Affinity purification Protein A/G, Storage buffer-pH: 7.4Constituents: PBS, Shipped at conditions-Blue Ice, Appropriate short-term storage duration-1-2 weeks, Appropriate short-term storage conditions-+4°C, Appropriate long-term storage conditions--20°C, Aliquoting information-Upon delivery aliquot, Storage information-Avoid freeze / thaw cycle

Supplementary Information:
This supplementary information is collated from multiple sources and compiled automatically.
CA19-9 also known as carbohydrate antigen 19-9 or sialyl-Lewis A is a glycoprotein with a molecular mass of around 210 kDa. This antigen is mainly expressed on the surface of epithelial cells in the pancreas liver gallbladder and stomach. It serves as a well-recognized tumor marker for cancers associated with these organs. CA19-9 can be detected using techniques like immunohistochemistry (IHC) aiding in diagnostic and research applications.
Biological function summary
CA19-9 plays a role in cell-cell communication and adhesion contributing to the behavior of cancer cells regarding metastasis and invasion. It is part of a broader complex involving glycoproteins which is important in cell surface recognition and signaling events. In normal cellular roles functions are less prominent but the alterations in cancerous cells highlight its biological significance in oncogenesis.
Pathways
CA19-9 interacts with several signal transduction pathways that influence cellular processes like proliferation and migration. Notably it is involved in the EGF receptor pathway affecting cellular growth and survival mechanisms. It relates to glycosylation pathways which together with other proteins such as MUC1 modify cellular membranes in malignant tissues influencing tumor progression and evasion from immune detection.
CA19-9 frequently connects with pancreatic cancer and cholangiocarcinoma serving as a biomarker for diagnosis and monitoring disease progression. Its levels often increase in response to malignancies in these tissues. Studies suggest its interaction with proteins like CEACAM6 might enhance tumor invasiveness and metastasis. Identifying elevated CA19-9 can guide clinical decisions and therapeutic strategies in affected individuals.