| 1. | Nevertheless, these are adequate samples if tested for viral antigen by IF microscopy.
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| 2. | It is the first detectable viral antigen to appear during infection.
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| 3. | Liver biopsy can verify inflammation and necrosis of hepatocytes and detect viral antigens.
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| 4. | DIPA interacts with the viral antigen, HDAg, and can affect HDV replication in vitro.
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| 5. | Identification of viral antigen by IF microscopy is a reliable and sensitive diagnostic procedure.
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| 6. | Tumor antigens are presented on MHC class I molecules in a similar way to viral antigens.
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| 7. | The final vaccine contains three different inactivated viral antigens to protect people against the season's dominant flu strains.
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| 8. | Chiron had traced the bacterial contamination in those eight lots back to two bulk lots of viral antigens.
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| 9. | For definitive diagnosis the virus or viral antigens must be demonstrated in the affected tissue ( s ).
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| 10. | Some viral proteins are implicated in forming cancer ( oncogenesis ), and some viral antigens are also cancer antigens.
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