Retrovirology: Advances in Microbiology - Hardcoverby Adeline Foley (Editor) The study of viruses is known as virology. It involves the study of their sub microscopic, parasitic particles and virus like agents. It also focuses on their structure, classification and evolution, the ways in which they infect host cells the diseases they cause, and the ways to cure them. The study of retroviruses is known as retrovirology. A retrovirus is a kind of RNA virus. It inserts a copy of its genome in the host