Table 2 Characteristics of canine calicivirus 3–68 and 48 [28]
3–68 (1968)a | 48 (1990)a | |
|---|---|---|
Membrane Filtration | 50 μm passage (< 30 nm) | NDb |
EM | 30–42 nm nonenveloped | 35–40 nm nonenveloped |
Chloroform/ether | nonenveloped | nonenveloped |
Density | 1.38 g/ml | 1.38 g/ml |
IUDR | RNA | RNA |
pH 3.0 | Acid labile | ND |
Heat with MgCl2 | Heat labile | ND |
Hemagglutination assay | Negative at 4 °C, 25 °C, 37 °C, pH 5, pH 7 | Negative at 4 °C, 37 °C |