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The 5MedC modification incorporates a 5-Methyl deoxyCytidine internally or at the 5' terminus of an oligonucleotide. When substituted for dC, 5-Methyl deoxyCytidine will increase the stability of the duplex, raising the Tm by 1.3°C per insertion. Substitution of dC with 5MedC in the CpG motif of antisense oligonucleotides can prevent or significantly reduce any unwanted pro-inflammatory immune responses in vivo. Other areas of research include the study of DNA methylation in epigenetics.

Properties:

  • Formula:

    C10H13N3O7P

  • Molecular Weight:

    318.2

  • Absorption Maximum (Lambda Max):

    0

  • Extinction Coefficient at Lambda max:

    7050

  • Extinction Coefficient at 260 nm:

    7050

  • Fluorescence Maximum:

    0

Product usage:

  • The mass this product adds after conjugation and work-up (the additional mass seen by mass spectrometry) is:

    303.21

Storage and handling: