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Tomorrow Today

Artificial Organs instead of Animals

Biotechnologist Uwe Marx is working on an alternative to animal testing in laboratories. He's developing miniature versions of human organs - microchips cultured with cells to mimic organ structure and function.

Watch video 04:48

He already offers two-tissue chips for drug and toxicology testing and he wants eventually to simulate all the organs of the human body. He says tests using multi-organ chip technology are much more conclusive than tests on animals, whose results can be applied to humans only to a limited extent.