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Enhanced transmission electron microscopy image of a "Pandoravirus" particle 2 b0 W2 Z; O* ?+ D# E+ l# D
(length: 1.2 micrometers). Despite obeying all criteria to discriminate viruses 4 R" T7 E" K: l( Y6 t
from cells (no ribosome, no adenosine triphosphate production, no division), 6 S7 a* l3 _! ^" T- {7 G
these Acanthamoeba viruses, unrelated to previously recognized virus families, e6 h/ w) \* v# q' c! ?3 Y; q8 ]5 j
exhibit genomes of up to 2.5 megabases, encoding more genes than some
) z$ e: ^: z+ Dmicrosporidia. See pages226 and 281. Image: O. Poirot/Structural and Genomic Information
! [( v# [4 D1 J r7 TLaboratory, CNRS Aix-Marseille Université 8 T- W, a: {2 K
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发表于 2013-7-19 18:46
发表于 2013-7-19 19:41
