METHODS OF INCREASING INTRACELLULAR TRANSLATIONAL EFFICIENCY AND/OR STABILITY OF RNA MOLECULES

A method for improving intracellular translational efficiency and/or stability of RNA molecules. An RNA molecule preparation method is provided, comprising a step of adding a modified poly (A) sequence composed of a modified adenylic acid and an optional unmodified adenylic acid at the 3' end o...

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Hauptverfasser: WU, Ligang, LI, Shuoke, ZHANG, Hongdao
Format: Patent
Sprache:chi ; eng ; fre
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Zusammenfassung:A method for improving intracellular translational efficiency and/or stability of RNA molecules. An RNA molecule preparation method is provided, comprising a step of adding a modified poly (A) sequence composed of a modified adenylic acid and an optional unmodified adenylic acid at the 3' end of the poly (A) tail of a starting RNA molecule. The RNA molecule may be an mRNA molecule. Also provided are an RNA molecule, a pharmaceutical composition, a corresponding use, and a kit. The poly (A) tail of the RNA molecule prepared by the method is extended and has a modified adenylic acid at the extended portion. Compared with a starting RNA molecule without an extended poly (A) tail or an RNA molecule with an extended poly(A) tail that does not contain a modified adenylic acid, the present RNA molecule has improved intracellular translational efficiency and/or stability. La présente divulgation concerne un procédé d'amélioration de l'efficacité de traduction intracellulaire et/ou de la stabilité de molécules d'ARN.