HomeFAQsAre the USER enzyme included in the NEBNext UltraExpress® RNA Library Prep Kit (blue cap) and the USER enzyme included with NEBNext Index Primer sets (red cap) the same?
FAQ: Are the USER enzyme included in the NEBNext UltraExpress® RNA Library Prep Kit (blue cap) and the USER enzyme included with NEBNext Index Primer sets (red cap) the same?
The NEBNext UltraExpress RNA Library Prep Kit's USER formulation is a newer one. However, it can still be used interchangeably with the version included with the NEBNext adaptor. There is no difference in the activity of the enzyme.
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