H. Cramer et Pf. Torrence, SYNTHESIS OF (2',5')-OLIGOADENYLATE ANTISENSE CHIMERAS TARGETING STEROID 5-ALPHA-REDUCTASE, Nucleosides & nucleotides, 16(7-9), 1997, pp. 1201-1204
2-5A antisense chimeras have been synthesized which target human stero
id 5 alpha-reductase mRNA. To enhance the stability of the chimera tow
ards degradative enzymes the terminal phosphodiester bond was isomeriz
ed from 3',5' to 3',3' and the 5'-phosphate group was thiolated.