Life in Print

Cell by cell, ink-jet printing builds living tissues

By Sarah Webb, 15:58 PM April 15, 2008

Almost as soon as ink-jet printers hit the market in the 1980s, materials researchers realized that the machines could be used to deposit droplets of substances other than ink. In principle, anything that could squeeze through the printhead—including plastics, silicon, or dissolved metals—could be laid out in some precise pattern. And when printed in layers to create three-dimensional structures, such "inks" could allow the rapid design and even production of plastic or electronic parts for ...

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