| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 1,738,012,995 visitors served. |
|
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
avirulence |
Also found in: Dictionary/thesaurus | 0.02 sec. |
|
avirulence /avir·u·lence/ (a-vir´u-lens) lack of virulence; lack of competence of an infectious agent to produce pathologic effects.avir´ulent avirulence lack of virulence; lack of competence of an infectious agent to produce pathological effects. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
|
| ? Mentioned in | ? References in periodicals archive | |
|---|---|---|
| Ample theoretical bases exist for the idea that in most cases a "good parasite" will evolve toward avirulence among members of a reservoir taxon with which it has a long-term evolutionary relationship (19), ahhough some recent discussions suggest the contrary (20). reported that avirulent viruses found in wild waterfowl and bearing the consensus avirulence type sequence R-E-T-R have the potential to become pathogenic when present in chickens (2). This host would not experience high death rates, as primates do (7,9); evolution of avirulence in long-term host-parasite relationships is expected on theoretical grounds (21). |
| Medical Dictionary |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup | Partner with us |
|---|