نتایج جستجو برای: viroses
تعداد نتایج: 43 فیلتر نتایج به سال:
The activity of a reference preparation of rainbow trout circulating interferon (IFN), induced by experimental infection of fish with viral haemorrhagic septicaemia virus, was detected on the basis of its non-specific protective effect for RTG-2 cells, grown in microplates and challenged with infectious pancreatic necrosis virus. The IFN was titrated by spectrophotometric assessment of the abso...
32 SUMMARY A few arboviruses and related viroses have genotypic and phenotypic corollaries in both subtropical south Florida and tropical Brazil. Their occurrences in these areas may be due to intercontinental movement by viremic birds, to commerce, to convergent evolutionary pressures brought to bear by similar ecologic circumstances ar, most likely, to divergent virus evolution indivergently ...
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