Disclosed are oligonucleotides and oligonucleosides that include one or more modified nucleoside units. The oligonucleotides and oligonucleosides are particularly useful as antisense agents, ribozymes, aptamer, siRNA agents, probes and primers or, when hybridized to an RNA, as a substrate for RNA cleaving enzymes including RNase H and dsRNase.
披露的是包括一个或多个修饰核苷单元的寡核苷酸和寡核苷糖。这些寡核苷酸和寡核苷糖特别适用于作为反义剂、核酶、适
配体、siRNA试剂、探针和引物,或者当它们与RNA杂交时,作为包括RNase H和dsRNase的RNA切割酶的底物。