Bacterial creates 24-karat gold

At a time when the value of gold has reached an all-time high, Michigan State University researchers have discovered a bacterium's ability to withstand incredible amounts of toxicity is key to creating 24-karat gold.

"Microbial alchemy is what we're doing ? transforming gold from something that has no value into a solid, precious metal that's valuable," said Kazem Kashefi, assistant professor of microbiology and molecular genetics.

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