| abstract |
Biotin- or 2,4-dinitrophenyl-oligodeoxyribonucleotide derivatve represented by the formula shown below and its preparation method is disclosed: <IMAGE> wherein: R is <IMAGE> m and n are each 0 or a natural number; R1 is a straight or branched hydrocarbon residue; and B is a base constituting the nucleotide (in which when a plural number of B exist, they may be either identical or different). This compound is useful for use as a nonradioactive affinity probe for nucleic acid or a primer. |