A nucleic acid is a long molecule made up of smaller molecules called nucleotides. Nucleic acids were discovered in 1868, when twenty-four-year-old Swiss physician Friedrich Miescher isolated a ...

WE wish to suggest a structure for the salt of deoxyribose nucleic acid (D.N.A.). This structure has novel features which are of considerable biological interest. A structure for nucleic acid has ...

The Purdue University Institutional Biosafety Committee (IBC) reviews research protocols involving the use of recombinant DNA (rDNA), synthetic nucleic acids, and/or biohazardous agents that present a ...