icosahedral virion

См. также в других словарях:

• virion — /vuy ree on , vir ee /, n. the infectious form of a virus as it exists outside the host cell, consisting of a nucleic acid core, a protein coat, and, in some species, an external envelope. [ < F virion (1959), equiv. to viri(en) viral (see VIRUS …   Universalium

• Picornaviridae — A family of very small (20–30 nm) ether resistant, nonenveloped viruses having a core of positive sense single stranded infectious RNA enclosed in a capsid of icosahedral symmetry with 60 capsomeres. Numerous species (including the polioviruses,… …   Medical dictionary

• Adenoviridae — A family of double stranded DNA viruses, commonly known as adenoviruses, that develop in the nuclei of infected cells in mammals and birds. The virion is 70 to 90 nm in diameter, naked, and ether resistant; the capsids are icosahedral and… …   Medical dictionary

• Reoviridae — A family of double stranded RNA viruses, some of which (Reovirus) previously were included with ECHO viruses, and others (Orbivirus), with arboviruses. Virions are 60–80 nm in diameter, usually naked, and ether resistant; genomes contain double… …   Medical dictionary

• SV40 — Simian virus 40 Virus classification Group: Group I (dsDNA) Family: Polyomaviri …   Wikipedia

• Birnaviridae — A family of icosahedral nonenveloped viruses, 60 nm in diameter whose genome consists of two segments of linear double stranded RNA. * * * Bir·na·vi·ri·dae (burґnə vir″ĭ de) [bisegmented RNA + virus] the two segmented double… …   Medical dictionary

• Papillomaviridae — Pap·il·lo·ma·vi·ri·dae (pap″ĭ lo″mə virґĭ de) a family of viruses formerly considered part of the family Papovaviridae, having a nonenveloped icosahedral virion 55 nm in diameter with 72 capsomers in a skew arrangement …   Medical dictionary

• Polyomaviridae — Poly·o·ma·vi·ri·dae (pol″e o″mə virґĭ de) the polyomaviruses, a family of DNA viruses that were formerly grouped together with the papillomaviruses in a family called Papovaviridae; they have a nonenveloped icosahedral… …   Medical dictionary

• virus — viruslike, adj. /vuy reuhs/, n., pl. viruses. 1. an ultramicroscopic (20 to 300 nm in diameter), metabolically inert, infectious agent that replicates only within the cells of living hosts, mainly bacteria, plants, and animals: composed of an RNA …   Universalium

• Virus — This article is about the biological agent. For other uses, see Virus (disambiguation). For a generally accessible and less technical introduction to the topic, see Introduction to viruses. Viruses …   Wikipedia

• Herpes simplex virus — This article is about the virus. For information about the disease caused by the virus, see Herpes simplex. Herpes simplex virus TEM micrograph of a herpes simplex virus …   Wikipedia