Biotechnology

Remote control of living cells

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Cell signalling that is normally biochemically regulated can now be stimulated, with reversible and external control, by attaching magnetic nanoparticles to a cell surface and applying a magnetic field.

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Figure 1: Magnetic nanobeads actuate the response of receptors on the cell surface.

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Chen, C. Remote control of living cells. Nature Nanotech 3, 13–14 (2008) doi:10.1038/nnano.2007.431

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