So far no data exist on environmental exposure with engineered gold nanoparticles.


However, it is known that nanoscale gold can also be produced naturally by the activity of microorganisms. Its occurrence is limited to places and waters, in which gold and gold compounds in rock or earth are present [1].


Literature arrow down

  1. Reith, F et al. (2009), PNAS, 106(42): 17757-17762.


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