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Widefield Super-resolution with Ground State Depletion (GSDIM) Leica SR GSD

Super-resolution microscopy - GSDIM (Ground State Depletion followed by Individual Single Molecule return)

Resolve down to 20 nm with GSDIM

GSDIM is a scientifically proven method using a wide range of standard fluorochromes.

Leica Microsystems are pioneers in super-resolution microscopy. The 2007 introduction of the Leica TCS STED heralded a new era of products that break the barriers of diffractionlimited imaging.

Based on the highly regarded Leica AM TIRF MC system and the Leica DMI6000 B inverted microscope, the Leica SR GSD harnesses an imaging technique known as Ground State Depletion (GSDIM).

Your Advantages

Maximum resolution down to 20 nm Standard fluorochromes can be used – no need to change your protocols

Maximum resolution down to 20 nm

Based on GSDIM technology, the new Leica SR GSD surpasses the resolution limits previously set by other super-resolution systems. GSDIM and STED are patented by Stefan Hell of the Max Planck Institute Göttingen, Germany, and exclusively licensed to Leica Microsystems.

Image above: Ptk2-cells.
NPC-staining: anti-NUP153/Alexa FLUOR 532
Microtubule-staining: anti-β-tubulin/Alexa FLUOR 488
Courtesy: Wernher Fouquet, Leica Microsystems in collaboration with Anna Szymborsak and Jan Ellenberg, EMBL, Heidelberg, Germany.

Standard fluorochromes can be used – no need to change your protocols

The workflow for GSD is based on standard immunostaining techniques and integrates perfectly into existing workflows for fluorescence microscopy.

Image above: MDCK cells
Microtubules, Alexa FLUOR 642 (red) and TyrMicrotubules, Alexa FLUOR 488 (green).
Courtesy: Prof. Ralf Jacob. Philipps University Marburg, Germany

The SuMo stage, with suppressed motion technology, minimizes drift for accurate localization of molecules

The Leica SR GSD introduces brand new technology in drift compensation, which puts the maximum system drift below the resolution during acquisition. This makes it possible to observe the super-resolution image as it is being acquired.

Online super-resolution image projection – see your results as they are acquired

The Leica SR GSD offers online image projection of the super-resolution image. During acquisition, the user sees the image building up online. This feature puts you in full control of your experiment – you can decide to stop or continue the image acquisition to achieve a satisfying result.

The SuMo stage, with suppressed motion technology, minimizes drift for accurate localization of molecules Online super-resolution image projection – see your results as they are acquired

Full application flexibility offered by combining super-resolution with TIRF and epifluorescence on a multi-purpose live cell imaging system

The Leica SR GSD puts the power of high resolution into a user-friendly system, alongside a full range of widefield microscopy applications. The workstation allows you to perform your everyday experiments, from high-speed imaging to time-lapse to TIRF, whilst expanding your imaging into the sphere of super-resolution.

Images Leica SR GSD


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