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Observation of virus-like particles in thin sections of the plumose anemone, Metridium senile

Published online by Cambridge University Press:  26 November 2001

William H. Wilson
Affiliation:
Marine Biological Association, The Laboratory, Citadel Hill, Plymouth, PL1 2PB. E-mail: [email protected]
David M. Chapman
Affiliation:
27 Rupert Street, Thunder Bay, ON, P7B 3W4, Canada

Abstract

Virus-like particles (VLPs) were observed in thin sections of the plumose anemone, Metridium senile, collected from seawater off the west coast of Sweden in 1969. The VLPs were observed in the nucleus of spiroblasts and amoebocytes; they were either pentagonal or hexagonal in section, indicating an icosahedral structure. Virus-like particles were ∼60 nm in diameter, with an electron-dense core 40 nm in width; they had no apparent tail. This is the first substantial report of viruses observed in sea anemone cells.

Type
Short Communications
Copyright
2001 Marine Biological Association of the United Kingdom

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