Physicochemical
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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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1:500
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<3.0 dex
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8.5 dex
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Protamine sulphate: 2.5 mg/ml: after, 8.6 dex; before, 8.4 dex
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| Virion Morphology |
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nm
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nm
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| Morphogenesis |
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| Hemagglutination |
Yes
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SMB ext. by alk. aqueous + prot.; acetone-ether + prot.;
sucrose-acetone + prot.
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Goose
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6.2-6.4
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6.3
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Room temperature, 37dC
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The improvement of HA in titer and pH range has been remarkable
by protamine tr.
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HI, CF, NT, antibody absorption
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The improvement of HA in titer and pH range has been remarkable
by protamine tr.
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