NUKLEASE RESISTENTE, PYRIMIDIN MODIFIZIERTE OLIGONUKLEOTIDE, DIE DIE GEN-EXPRESSION DETEKTIEREN UND MODULIEREN

摘要

PCT No. PCT/US91/04681 Sec. 371 Date Feb. 18, 1993 Sec. 102(e) Date Feb. 18, 1993 PCT Filed Jul. 1, 1991 PCT Pub. No. WO92/02258 PCT Pub. Date Feb. 20, 1992Oligonucleotide analogs are provided having improved nuclease resistance. Modifications of selected nucleotides through substitutions on the pyrimidine ring are disclosed. Certain preferred embodiments comprise the inclusion of said modified nucleotides at a plurality of sites, especially at the 3' end of a selected oligonucleotide analog.