"All bacteria have double-stranded DNA, but viruses have different kinds of structure — there are DNA genomes, RNA genomes, double-stranded, single-stranded …" Anantharaman told Live Science.

A standard virus consists of a protein shell holding genes that are encoded either in double-stranded DNA or single-stranded RNA. But scientists are finding that our bodies are also home to ...

As viral vaccines are increasingly used to meet global health needs, the pharmaceutical industry is manufacturing larger ...

Plant viruses are often able to spread from one ... and then into proteins. Sometimes, double-stranded RNA is cut into smaller fragments called small interfering RNA, or siRNA.

How did viruses evolve? Are they a streamlined form of something that existed long ago, or an ultimate culmination of smaller genetic elements joined together?

and reproduction of all known organisms and many viruses. DNA is a complex molecule that consists of two strands coiled around each other to form a double helix structure. Comparison of a ...