Physicochemical
RNA
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(S)
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(S)
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(S)
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| Stability of Infectivity (effects) |
Labile at pH 3; after treatment 1.5 dex, control 4.6 dex (3 hours
at 4C)(4)
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1:2
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3.9 dex
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5.5 dex
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10%
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4.6 dex
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6.3 dex
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1:1000
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4.3 dex
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5.7 dex
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Inact. by 0.2% BPL, 0.08% formalin at 4/C for 4 days and UV
irrad. (4,11)
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| Virion Morphology |
Spherical (5)
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63 nmnm
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58-72nm
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Thin-section electron microscopy (5)
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Few particles show "pseudoenvelope"
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T = 3
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| Morphogenesis |
Cell cytoplasm
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In specific viral matrix
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In specific viral matrix
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Orbivirus taxon (2,3,5)
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| Hemagglutination |
No
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SMB sucrose-acetone; son., tryp. tr., prot. tr.
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Several*
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5.8-7.4
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4dC, room and 37dC
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* Goose, sheep, goat, patas rhesus, hamster and human O.
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CF, NT
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* Goose, sheep, goat, patas rhesus, hamster and human O.
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