Carbohydrate conjugates as delivery agents for oligonucleotides
AssigneeAlnylam Pharmaceuticals, Inc.
InventorsMuthiah Manoharan, Kallanthottathil G. Rajeev, Jayaprakash Nair, Martin Maier
Life of this patent
Estimating the term…
Loading patent…
AssigneeAlnylam Pharmaceuticals, Inc.
InventorsMuthiah Manoharan, Kallanthottathil G. Rajeev, Jayaprakash Nair, Martin Maier
Estimating the term…
The present invention provides iRNA agents comprising at least one subunit of the formula (I): wherein: A and B are each independently for each occurrence O, N(RN) or S; X and Y are each independently for each occurrence H, OH, a hydroxyl protecting group, a phosphate group, a phosphodiester group, an activated phosphate group, an activated phosphite group, a phosphoramidite, a solid support, —P(Z′)(Z″)O-nucleoside, —P(Z′)(Z″)O-oligonucleotide, a lipid, a PEG, a steroid, a lipophile, a polymer, —P(Z′)(Z″)O-Linker-OP(Z′″)(Z″″)O-oligonucleotide, a nucleotide, an oligonucleotide, —P(Z′)(Z″)-formula(I), —P(Z′)(Z″)— or -Linker-R; R is LG, -Linker-LG, or has the structure shown below: LG is independently for each occurrence a carbohydrate, e.g., monosaccharide, disaccharide, trisaccharide, tetrasaccharide, oligosaccharide, polysaccharide; RN is independently for each occurrence H, methyl, ethyl, propyl, isopropyl, butyl, or benzyl; and Z′, Z″, Z′″ and Z″″ are each independently for each occurrence O or S.
An oligonucleotide comprising one or more conjugate structures shown below:
Dependencies are inferred from the claim text.