Article
Evidence for Clonal Expansion After Antibiotic Selection Pressure: Pneumococcal Multilocus Sequence Types Before and After Mass Azithromycin Treatments
6 Oct 2014
Abstract excerpt
BACKGROUND: A clinical trial of mass azithromycin distributions for trachoma created a convenient experiment to test the hypothesis that antibiotic use selects for clonal expansion of preexisting resistant bacterial strains. METHODS: Twelve communities in Ethiopia received mass azithromycin distributions every 3 months for 1 year. A random sample of 10 children aged 0-9 years from each community was monitored by...
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