Microbiology encompasses numerous sub-disciplines including virology, bacteriology, protistology, mycology, immunology and parasitology. The study of viruses is known as virology, a subspeciality of microbiology. Shi is a member of the Virology Committee of the Chinese Society for Microbiology. They have played a key role in the development of virology and molecular biology. Antisera are widely used in diagnostic virology laboratories. Construction of the infectious clone revolutionized modern virology. A major branch of virology is virus classification. The science of studying viruses also called as Virology. From 2007, Drosten headed the Institute of Virology at University Hospital Bonn. In June 1978, it was returned to the CAS and renamed Wuhan Institute of Virology. She is the chair of the Institute for Human Virology at the University of Maryland. The relevance of quasispecies in virology has been the subject of extended debate. He is considered one of the founders of virology. In virology, the definition is slightly different.