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Virology lectures
Virology
| Question | Answer |
|---|---|
| Baltimore type I | dsDNA |
| Baltimore type II | ssDNA |
| Baltimore type III | dsRNA |
| Baltimore type IV | +ssRNA --> -ssRNA |
| Baltimore type V | -ssRNA |
| Baltimore type VI | +ssRNA --> -ssDNA |
| Rotavirus | severe gastroenteritis in infants (6mo-2yr) viral NSP4 protein acts as an enterotoxin high genetic variability: segmented dsRNA genome and RNA-dependent RNA polymerase vaccines available |
| Norovirus | gastroenteritis: adults and school-age children, food-borne, cruise-ships environmentally stable virus high genomic variability no lasting immunity no vaccine available |
| Astrovirus | gastroenteritis in infants (less severe than rota), elderly and immunocompromised |
| Adenovirus | multiple strains, enteric, respiratory, ocular infections, systemic infections severe dz in immunocompromised |
| Rhinovirus | picornavirus family 50% of common colds |
| Coronavirus | 2nd most prevalent cause of common colds SARS |
| Paramyxovirus family | Parainfluenza virus Respiratory syncytial virus Metapneumovirus Measles, Mumps, Rubella Viruses Hendra and Nipah |
| Parainfluenza virus | croup |
| Respiratory syncytial virus | severe lower respiratory dz in infants very contagious no vaccine, antiviral therapies avail. |
| Metapneumovirus | similar to RSV, less severe |
| Measles and mumps viruses | systemic infection effective vaccine available |
| Hendra and Nipah Viruses | newly emerging, animal reservoirs |