NPR

Scrubbing Your House Of Bacteria Could Clear The Way For Fungus

A new study in Brazil finds that urban apartments have more diverse fungi — some healthy, some potentially not — than villages in the Amazon rainforest.
<em>Malassezia</em> is a genus of fungi naturally found on the skin surfaces of many animals, including humans. The researchers found it in urban apartments, although some strains have been known to cause infections in hospitals.

You might think that the more you clean, the less germy your home is.

That's what Laura-Isobel McCall, a biochemist at the University of Oklahoma, thought she'd find when she started comparing microbes between rural and urban homes in Peru and Brazil.

"We expected that all the microbes would actually become less diverse

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