"The importance of deoxyribonucleic acid (DNA) within living cells is undisputed ... published shortly after the announcement of their proposed structure for the genetic material, has proven ...

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 ...

The two main types of nucleic acids are deoxyribonucleic acid (DNA) and ribonucleic acid (RNA ... of nucleotides pair up through hydrogen bonds between the bases (A with T and G with C) to form the ...

As early as 1943 Oswald Avery proved what had been suspected: that DNA, a nucleic acid, carries genetic information ... a shadow picture of the molecule's structure, by how the X-rays bounced ...

WEST LAFAYETTE, Ind. — A researcher in Purdue University’s College of Science is developing a patent-pending platform technology that mimics the dual-layer structure of viruses to deliver nucleic acid ...

In the first step, the nucleic acids (siRNA or pDNA) are electrostatically condensed by complexation with polycations ...

This schematic shows the secondary structure of two aptamers. The complex shapes formed by base pairing (black lines connecting G-C and A-T bases) allow aptamers to bind their targets with high ...