Scientists control complex nucleation processes using DNA origami seeds

The construction of complex man-made objects--a car, for example, or even a pizza--almost invariably entails what are known as "top-down" processes, in which the structure and order of the thing being built is imposed from the outside (say, by an automobile assembly line, or the hands of the pizza maker).

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<p><a href="http://www.physorg.com/news158421315.html">Scientists control complex nucleation processes using DNA origami seeds</a></p> <p>The construction of complex man-made objects--a car, for example, or even a pizza--almost invariably entails what are known as "top-down" processes, in which the structure and order of the thing being built is imposed from the outside (say, by an automobile assembly line, or the hands of the pizza maker).</p>