ArticleBiochemistry and biophysics reports2024
RelA and mitogen-activated protein kinase kinase kinases potently enhance lentiviral vector production.
Article in Biochemistry and biophysics reports, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.
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Abstract
The growing demands for gene therapy have encouraged development of safe and efficient lentiviral vector (LV) preparation. While much progress has been made in this field, it remains to be explored how to boost its production from producer cells. This paper reports that transient co-expression of RelA or several mitogen-activated protein kinase kinase kinases (MAP3Ks) with packaging constructs can potently enhance LV production in HEK293T producer cells. Adding in transfection a small amount of effector plasmid is sufficient to achieve 3- to 4-fold enhancement, which can further be augmented by co-expression of IκB kinase 2 or HIV Tat. It is also shown that expression of RelA or MAP3K1 can increase LV production in HEK293T/17SF cells grown in suspension. These results indicate that stimulation of intracellular signaling pathways in producer cells represents a powerful means for enhancing LV production.
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