Patent ID: 7057027

Claim:
A primer for amplification or detection of a nucleic acid, the primer comprising an oligomer, a tautomer, solvate or salt thereof, the oligomer having at least one base of formula (1) or (2): wherein, at least one base is of formula (1), where R 2 is selected from the group consisting of propynyl, 3-buten-1-ynyl, 3-methyl-1-butynyl, 3,3-dimethyl-1-butynyl, phenyl, m-pyridinyl, p-pyridinyl and o-pyridinyl, or at least one base is of formula (2), where R 2 is selected from the group consisting of propynyl, propenyl, 3-buten-1-ynyl, 3-methyl-1-butynyl, 3,3-dimethyl-1-butynyl, phenyl, m-pyridinyl, p-pyridinyl and o-pyridinyl.