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Chemically modified oligonucleotides with efficient RNase H response

  • Birte Vester
  • , Anne Marie Boel
  • , Sune Lobedanz
  • , B Ravindra Babu
  • , Michael Raunkjaer
  • , Dorthe Lindegaard
  • , Raunak
  • , Patrick J Hrdlicka
  • , Torben René Højland
  • , Pawan K Sharma
  • , Surender Kumar
  • , Jesper Wengel
  • , Poul Nielsen
  • Syddansk Universitet

Publikation: Bidrag til tidsskriftTidsskriftsartikelForskningpeer review

Abstract

Ten different chemically modified nucleosides were incorporated into short DNA strands (chimeric oligonucleotides ON3-ON12 and ON15-ON24) and then tested for their capacity to mediate RNAse H cleavage of the complementary RNA strand. The modifications were placed at two central positions directly in the RNase H cleaving region. The RNA strand of duplexes with ON3, ON5 and ON12 were cleaved more efficiently than the RNA strand of the DNA:RNA control duplex. There seems to be no correlation between the thermal stability between the duplexes and RNase H cleavage.
OriginalsprogEngelsk
TidsskriftBioorganic & Medicinal Chemistry Letters
ISSN0960-894X
DOI
StatusUdgivet - 1 apr. 2008
Udgivet eksterntJa

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