CA 19-9, Human (Carbohydrate Antigen 19-9, Sialylated Lewis A, LEA)

Catalog No : USB-137585
579.33€
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Product name CA 19-9, Human (Carbohydrate Antigen 19-9, Sialylated Lewis A, LEA)
Catalog No USB-137585
Supplier’s Catalog No 137585
Supplier US Biologicals
Source antigen Human fluids
Reactivity
Cross reactivity
Applications
Molecular weight
Storage -20°C
Other names
Grade Highly Purified
Purity Highly Purified
Form Supplied as a liquid in PBS, pH 7.4, 0.09% sodium azide.
Reactivity life 12 months
Note For reserch purpose only
Purity Highly Purified
Description Gastrointestinal tumor antigen is a large glycoprotein defined by a carbohydrate epitope, CA19-9, located on a protein core mucin. It is referred to in the literature as sialylated Lewis A (Lea). It is over expressed by epithelial tumors of the gastro intestine including the stomach, small and large intestine, colon, pancreas and cervix. These mucins are largely carbohydrate, 80-90%. Source: CA 19-9, from human fluids. Applications: Suitable to be used as an immunogen or for labeling. Other applications not tested. Recommended Dilution: Optimal dilutions to be determined by the researcher. Storage and Stability: May be stored at 4°C for short-term only. Aliquot to avoid repeated freezing and thawing. Store at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.