Blue, green clays may be potential antibacterials

Blue, green clays may be potential antibacterials

Certain natural clay deposits exhibit antibacterial properties, which may be a new answer to MRSA and other "superbug" infections.

Since prehistoric times, people have used clays for medicinal purposes.

Whether through ingestion, mud baths or as a way to stop bleeding from wounds, clay has long helped keep people healthy. Scientists have found that certain clays possess germ-killing abilities, but how those work has remained unclear.

A new discovery by Arizona State University scientists shows that two specific metallic elements in the right kinds of clay can kill disease-causing bacteria that infect pe

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