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AdenoVator
Adenoviral Vector System
Increased Protein Expression AdenoVatorshuttle vectors use the powerful chimeric CMV5 promoter to drive expression of your gene of interest. The CMV5 promoter consists of the CMV promoter and enhancer with the adenovirus major late enhancer and splicing sequence and the major late protein tripartite leader sequence resulting in higher expression than the conventional CMV promoter in an equally broad range of cell types. Using CMV5 as a promoter, an increased protein yield is obtained with each adenovirus infection. Yields of up to 30% of Total Cellular Protein (TCP) in both complementing (293) and non-complementing cell lines are easily obtained, providing enhanced protein yields for purification purposes. In whole animal experiments, increased protein expression translates into a potentially-reduced immune response since less adenovirus is required for infection. Co-expression with GFP or BFP The pAdenoVator-CMV5-IRES-GFP and pAdenoVator-CMV5-IRES-BFP transfer vectors are designed to rapidly identify and quantify recombinant adenovirus transduced cells expressing your gene of interest, in vivo or in vitro. These vectors utilize the powerful CMV5 promoter to drive expression of a dicistronic cassette comprised of your gene of interest and either SuperGloGFP or SuperGloBFP linked to an Internal Ribosome Entry Segment (IRES). Functional characterization of genes of interest in specific target cells is greatly simplified since recombinant adenovirus expressing sgGFPor sgBFPcan be readily identified by conventional methods such as fluorescence microscopy or flow cytometry.
As with our existing AdEasyVector System, the construction of a recombinant adenoviral vector is a two-step process in which the desired expression cassette is first subcloned into a shuttle vector, and subsequently transferred into the adeno-viral genome by means of homologous recombination in E.coli. This method saves weeks of time and requires simpler selection of recombinant adenovirus vectors compared to traditional methods. The AdenoVatorAdenoviral Vector System is fully compatible with our AdEasySystem.
He, T. C., S. Zhou, et al. (1998). "A simplified system for generating recombinant adenoviruses." Proc Natl Acad Sci U S A 95(5): 2509-14. Mosser, D. D., A. W. Caron, et al. (1997). "Use of a dicistronic expression cassette encoding the green fluorescent protein for the screening and selection of cells expressing inducible gene products." Biotechniques 22(1): 150-161.
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