Mycobacterium tuberculosis CFP10:ESAT6 Chimera, Recombinant, His-Tag

Catalog No : USB-367967
1243.71€
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Product name Mycobacterium tuberculosis CFP10:ESAT6 Chimera, Recombinant, His-Tag
Catalog No USB-367967
Supplier’s Catalog No 367967
Supplier US Biologicals
Source antigen Recombinant, E. coli
Reactivity
Cross reactivity
Applications
Molecular weight 22.1
Storage -20°C/-70°C
Other names
Grade Highly Purified
Purity ~95% (SDS-PAGE)
Form Supplied as a liquid in 20mM phosphate, pH 8.0, 0.15mM sodium chloride.
Reactivity life 12 months
Note For reserch purpose only
Purity ~95% (SDS-PAGE)
Description Mycobacterium tuberculosis is the most common cause of tuberculosis. Primary infection begins with inhalation of 1 to 10 aerosolised bacilli. The pathogenicity of the organism is determined by its ability to escape host immune responses as well as eliciting delayed hypersensitivity. Alveolar macrophages engulf the invading cells but are unable to mount an effective defense. Several virulence factors are responsible for this apparent failure; most notably in the mycobacterial cell wall are the cord factor, lipoarabinomannan, and the 65kD heat shock protein or HSP65. The emergence of new strains of resistant Mycobacterium tuberculosis has created new interest in clinical diagnosis. Studies have shown immunohistochemical techniques to be superior to conventional special stains. Thus the demonstration of mycobacterial antigens are not only useful in establishing mycobacterial aetiology, but can also be used as an alternative method to the conventional Ziehl-Neelsen method. Source: Recombinant protein corresponding to Mycobacterium tuberculosis CFP10:ESAT6 Chimera, fused to His-tag at N-terminal, expressed in E. coli. Molecular Weight: ~22.1kD Applications: Suitable for use in ELISA and Western Blot. 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.