avirulent

avirulent Definition

aviru·lent (ā′vir′yo̵̅o̅ lənt)

adjective

not virulent or no longer virulent

avirulent Usage Examples

Modifies a noun

strain: Our aims are to map the signaling pathways of importance in control of differentiation and to compare the responsiveness of virulent and avirulent strains.
mutant: Studies are currently underway to develop and evaluate biological control agents for this disease using avirulent mutants of the pathogen itself.
pathogen: We concluded that, to resistant cultivar of plants, the behavior of virulent and avirulent pathogen was similar except their extent being affection.

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