Disclosed herein are short interfering nucleic acid (siNA) molecules comprising modified nucleotides and uses thereof. The siNA molecules may be double stranded and comprise modified nucleotides selected from 2′-O-methyl nucleotides and 2′-fluoro nucleotides. Further disclosed herein are siNA molecules comprising (a) a phosphorylation blocker, conjugated moiety, or 5′-stabilized end cap; and (b) a short interfering nucleic acid (siNA).
本文披露了包含修饰核苷酸的短干扰核酸(siNA)分子及其用途。siNA分子可以是双链的,并包括从2'-O-甲基核苷酸和2'-
氟核苷酸中选择的修饰核苷酸。本文还披露了包含(a)
磷酸化阻断剂、共轭基团或5'-稳定端盖;以及(b)短干扰核酸(siNA)的siNA分子。