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Nature 424, 870-872 (21 August 2003) | doi:10.1038/424870a

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Cell culture: Biology's new dimension

Alison Abbott1

  1. Alison Abbott is Nature's senior European correspondent; additional reporting from David Cyranoski, Nature's Asian-Pacific correspondent.

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There's a big difference between a flat layer of cells and a complex, three-dimensional tissue. But until recently, many biologists have glossed over this fact. Alison Abbott discovers what they've been missing.

Let's hear it for the humble petri dish! Many of the seminal findings in cell and molecular biology have come from cultures of cells grown cheaply and conveniently in these familiar, flat receptacles.