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) |
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Virion Morphology |
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55 - 80 nm
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nm
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nm
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Negative stain, electron microscopy (2)
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Envelope observed
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Spherical nucleocapsid; diameter = 40-55 nm
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Morphogenesis |
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Hemagglutination |
Yes
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SMB ext. by acetone-ether; purified by calcium phosphate columns
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Goose
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6.2-6.8
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6.6
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Room (22dC)
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HI, CF, NT
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