Assertion: c. diphtheriae's potential | /r/CapableOf | become toxigenic
Facets:
value: through exposure to corynebacteriophages
type: MANNER
Source sentences:
text: In addition, nontoxigenic strains have the potential to become toxigenic through exposure to corynebacteriophages carrying the toxin gene, particularly through contact with toxin-producing strains carried by travelers returning from diphtheria-endemic countries (22).