Ad5 -based viruses Ad-dl327 and the recombinant vector are positive with 
these primers). An example of this assay is shown in Figure 2.5-A for the 
vector AvlCFl . The assay can detect contaminating intact Ad-dl327 or Ad5 
virus in a preparation of AvlCFl at a level of 1 in 10 5 (Figure 2.5-A). 
Recombinant DNA Research, Volume 16 
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