Definition of "pathogenicity" []

• The quality or state of being capable of causing disease. (noun)
• The quality or state of originating or producing disease. (noun)
• : The quality of an organism to inflict damage on the host. (noun)

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• "Before these new culture experiments had progressed very far, a very marked change in pathogenicity was observed in the Asibi virus grown in the medium, the tissue component of which was chick embryo containing minimal amounts of nervous tissue."
• "Most of these virulence genes are organized within particular regions of the genome, termed pathogenicity islands, which are regulated by complex regulatory networks: the delicate balance of expression of many genes acting at the correct time in the correct location"
• "The risk of sequence mutations which cause an increase in pathogenicity, meaning an escalation in the health threat of the virus, demands fast and reliable methods for in-depth full-length sequence analysis to prevent spread of the disease."