Definition of avirulent in English:
avirulent
adjective aˈvɪrjʊl(ə)nteɪˈvɪrjʊl(ə)ntˌāˈvir(y)ələnt
(of a microorganism) not virulent.
Example sentencesExamples
- Nonrice isolates were generally avirulent or weakly pathogenic toward rice.
- Mating is disrupted in gpa3 mutants; since mating is required for pathogenicity, these strains are also avirulent.
- Concerning biotic stress, plants exposed to virulent and avirulent pathogens respond with a range of defence- and damage-limiting mechanisms.
- The main common defence reaction is the hypersensitive response, characterized by the induction of rapid cell death at the site of the attempted attack by either an avirulent strain of a pathogen or a non-pathogen.
- In Arabidopsis plants infiltrated with avirulent bacteria, specific calcium ‘waves’ were found to occur concurrent with the oxidative burst, leading to the HR.