| iridovirus | A genus of iridoviridae comprising small iridescent insect viruses. The infected larvae and purified virus pellets exhibit a blue to purple iridescence. (12 Dec 1998) |
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| iridoviruses | <organism, virology> A group of nonoccluded viruses of insects, the crystalline array of virus particles in the cytoplasm of epidermal cells gives infected insects an irridescent appearance. (18 Nov 1997) |