Cis-elements within retroviral expression constructs increase vector titer and/or gene transfer efficiency. Several approaches for expressing multiple genes in a single vector are available. The ...

Introduction of the post-transcriptional regulatory element (PRE) of woodchuck hepatitis virus (WHV) into the 3′ untranslated region of retroviral and lentiviral gene transfer vectors enhances both ...

Vector graphics are infinitely scalable images created using mathematically defined elements. In simpler terms, you can make a vector graphic as large or small as you want without losing any quality.