Drug Resistance

Reports from Harvard University, Medical Department add new data to research in drug resistance

Published in Anti-Infectives Week, May 5th, 2008

"Antibiotics are a crucial line of defense against bacterial infections. Nevertheless, several antibiotics are natural products of microorganisms that have as yet poorly appreciated ecological roles in the wider environment," scientists in the United States report.

"We isolated hundreds of soil bacteria with the capacity to grow on antibiotics as a sole carbon source. Of 18 antibiotics tested, representing eight major classes of natural and synthetic origin, 13 to 17 supported the growth of clonal bacteria from each of 11 diverse soils. Bacteria subsisting on antibiotics are surprisingly phylogenetically diverse, and many are closely related to human pathogens....

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Source: Anti-Infectives Week (2008-05-05)

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