2008
DOI: 10.1038/nmeth.1257
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Fluorescence nanoscopy by ground-state depletion and single-molecule return

Abstract: We introduce far-field fluorescence nanoscopy with ordinary fluorophores based on switching the majority of them to a metastable dark state, such as the triplet, and calculating the position of those left or those that spontaneously returned to the ground state. Continuous widefield illumination by a single laser and a continuously operating camera yielded dual-color images of rhodamine- and fluorescent protein-labeled (living) samples, proving a simple yet powerful super-resolution approach.

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Cited by 712 publications
(714 citation statements)
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References 16 publications
(27 reference statements)
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“…The localization of fluorescence particles was determined by fitting single molecule fluorescence signals with a 2D Gaussian function using LASAF software (Leica). The localization accuracy (i.e., standard error) of the system is limited by the statistical noise of photon counting (Heisenberg, 1930;Fölling et al, 2008;Schermelleh et al, 2010). Thus, assuming the point-spread functions are Gaussian, the precision of localization is proportional to DLR/√N, where DLR is the diffraction-limited resolution of a fluorophore and N is the number of detected photons.…”
Section: Frapmentioning
confidence: 99%
“…The localization of fluorescence particles was determined by fitting single molecule fluorescence signals with a 2D Gaussian function using LASAF software (Leica). The localization accuracy (i.e., standard error) of the system is limited by the statistical noise of photon counting (Heisenberg, 1930;Fölling et al, 2008;Schermelleh et al, 2010). Thus, assuming the point-spread functions are Gaussian, the precision of localization is proportional to DLR/√N, where DLR is the diffraction-limited resolution of a fluorophore and N is the number of detected photons.…”
Section: Frapmentioning
confidence: 99%
“…10 Called GSDIM, 11 this method requires all but a single NV center within about a 250 nm range to be dark, in turn requiring tight control of dark state occupation, i.e., of the 'blinking'. In reality, it is difficult to control blinking such to ensure that at most a single NV center is signaling within a 250 nm spatial range.…”
mentioning
confidence: 99%
“…Then the accuracy of localisation of the molecule can be smaller than the pixel resolution of the camera. 7 This principle has recently been extended by the development of localisation-based super-resolution microscopy techniques such as PALM [27,28] and STORM/GSDIM [29,30].…”
Section: Resolutionmentioning
confidence: 99%