| the first isolation of newcastle disease virus (ndv) from free-flying birds in israel: comparative studies on ndv strain isolated from migrating starlings (sturnus vulgaris) wintering in israel. | an ndv strain was isolated in israel from a starling suffering from severe neurological affections. the strain appeared to be lentogenic to chickens, its hemagglutinin being thermostable and active toward horse erythrocytes. comparative studies including lasota and b1 ndv reference strains showed that the isolate is not a vaccinal strain used for vaccination in the country. | 1987 | 3581775 |