Patent ID: 7713529

Claim:
A method of treating a respiratory syncytial virus (RSV) infection in a subject, comprising administering to the subject a composition comprising nucleic acid molecules containing at least two unmethylated CpG dinucleotides having a sequence including at least the following formula: 5′X 1 X 2 CGX 3 X 4 3′ wherein C and G are unmethylated, wherein X 1 X 2 and X 3 X 4 are nucleotides, wherein the nucleic acid containing at least two unmethylated CpG dinucleotides has a phosphorothioate internucleotide linkage, a '5TC, and a size of 8 to 100 nucleotides in length and wherein the composition is administered in an amount sufficient to treat the RSV infection in the subject.