A study of D. fragilis isolates from 60 individuals with symptomatic infection in Sydney, Australia, found all were infected with the same genotype, which is the most common worldwide, but differed from the genotype first described from a North American isolate and later also detected in Europe.
A research on D. fragilis isolates from 60 individuals with symptomatic infection in Sydney, Australia, found that all were infected with the same genetic subtype, which is prevalent worldwide, but differed from the first identified genetic type from a North American isolate and also detected in Europe.