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) |
Resistant to pH 6.5-9.5.
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1:2
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<1.0 dex
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3.83 dex
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1/1000
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<1.0 dex
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3.83 dex
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Inactivated by chloroform, formaldehyde, trypsin, phenol.
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| Virion Morphology |
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18-25 nm
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nm
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nm
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Ultracentrifugation; 65 nm by filtration (11)
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| Morphogenesis |
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| Hemagglutination |
No
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SMB; chorioallantoic membrane; serum
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Several*
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6.5-8.5
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4dC and 37dC
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* 1 day-old chicken, human, dog, frog, mice, rats, guinea pig, pigeon, goose
Inact. after 192 hrs. at 4/C; 72 hrs. at 25/C, 26 hrs. at 37/C, and by UVL
30 sec. at 67 cm. Virus growth not inhibited by 5-IUDR or by actinomycin D(12).
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CF and NT
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* 1 day-old chicken, human, dog, frog, mice, rats, guinea pig, pigeon, goose
Inact. after 192 hrs. at 4/C; 72 hrs. at 25/C, 26 hrs. at 37/C, and by UVL
30 sec. at 67 cm. Virus growth not inhibited by 5-IUDR or by actinomycin D(12).
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