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. 2013 Jan 24;3(1):118–130. doi: 10.3390/life3010118

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© 2013 by the authors; licensee MDPI, Basel, Switzerland.

This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).

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Examples of archaeal virus morphologies. (a) Sulfolobus turreted icosahedral virus (STIV), belonging to an unclassified Crenarchaeal virus family. (b) two viruses are represented: Sulfolobus islandicus rod-shaped virus (SIRV) from the family Rudiviridae, which are the smaller particles shaped as straight rods, and Sulfolobus islandicus filamentous virus (SIFV) belonging to the family Lipothrixviridae, which are larger, filamentous particles. (c) Sulfolobus spindle-shaped virus 1 (SSV1) belonging to the family Fuselloviridae. All micrographs are the courtesy of S. Brumfield.