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Nature 445, 823 (22 February 2007) | doi:10.1038/445823a; Published online 21 February 2007

Connections Bringing cartoons to life

John J. Tyson1

  1. John Tyson is university distinguished professor of biological sciences at Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061, USA.

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To understand cells as dynamic systems, mathematical tools are needed to fill the gap between molecular interactions and physiological consequences.

Open any issue of Nature and you will find a diagram illustrating the molecular interactions purported to underlie some behaviour of a living cell. The accompanying text explains how the link between molecules and behaviour is thought to be made.