Issue Date: September 19, 2011
Two new photoswitchable fluorescent proteins that can be repeatedly turned on and off extend the capabilities of superresolution fluorescence microscopy, German researchers report in a pair of papers. The proteins may find use in biological imaging and data storage.
Stefan W. Hell, Stefan Jakobs, and coworkers at the Max Planck Institute for Biophysical Chemistry, in Göttingen, mutated existing fluorescent proteins to generate the new proteins. Starting with a yellow fluorescent protein called . . .
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