Public Release: 30-Jun-2015
New study in mice from NYU Langone Medical Center finds multiple, long-lasting effects after several courses of antibiotics commonly used in children
NYU Langone Medical Center / New York University School of Medicine
June 30, 2015, NEW YORK — A new animal study by NYU Langone Medical Center researchers adds to growing evidence that multiple courses of commonly used antibiotics may have a significant impact on children’s development.
In the study, to be published online June 30 by the journal Nature Communications, female mice treated with two classes of widely used childhood antibiotics gained more weight and developed larger bones than untreated mice. Both of the antibiotics also disrupted the gut microbiome, the trillions of microbes that inhabit the intestinal tract.
Overall, the mice received three short courses of amoxicillin (a broad-spectrum antibiotic), tylosin (which isn’t used in children but represents another common antibiotic class called…
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