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Global Health
June 16, 2015

Greatest Bacterial Diversity Found in Remote Amazonian People

JAMA. 2015;313(23):2311. doi:10.1001/jama.2015.6454

An isolated tribe of Yanomami Amerindians has the highest diversity of microbiota ever reported in a human group, found investigators from the United States and Venezuela (Clemente JC et al. Sci Adv. 2015;1:e1500183). The researchers also discovered functional antibiotic resistance (AR) genes—including those that confer resistance to manmade antibiotics—in the bacteria of the Yanomami, despite the tribe having remained relatively isolated and unexposed to pharmacologic doses of antibiotics.

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