Science Lab

Learn. Share. Contribute. The knowledge portal of Leica Microsystems. Find scientific research and teaching material on the subject of microscopy. The portal supports beginners, experienced practitioners and scientists alike in their everyday work and experiments. Explore interactive tutorials and application notes, discover the basics of microscopy as well as high-end technologies. Become part of the Science Lab community and share your expertise.

Super-Resolution Microscopy Image Gallery

Due to the diffraction limit of light, traditional confocal microscopy cannot resolve structures below ~240 nm. Super-resolution microscopy techniques, such as STED, PALM or STORM or some…

Multicolor fixed STED image. Inner ear section, mouse, TauSTED Xtend 589 on AF488 and TauSTED Xtend 775 on AF633-Phalloidin. Sample courtesy of Dennis Derstrof, Klinik für Hals-, Nasen und Ohrenheilkunde, Universität Marburg & Prof. Dr. Dominik Oliver aus dem Institut für Physiologie und Pathophysiologie, Abteilung für Neurophysiologie, Universität Marburg.

Extended Live-cell Imaging at Nanoscale Resolution

Extended live-cell imaging with TauSTED Xtend. Combined spatial and lifetime information allow super-resolution microscopy at extremely low light dose.

Multicolor TauSTED Xtend 775 for Cell Biology applications that require nanoscopy resolution for multiple cellular components. Cells showing vimentin fibrils (AF 594), actin network (ATTO 647N), and nuclear pore basket (CF 680R). Sample courtesy of Brigitte Bergner, Mariano Gonzales Pisfil, Steffen Dietzel, Core Facility Bioimaging, Biomedical Center, Ludwig-Maximilians-University, Munich, Germany.

The Guide to STED Sample Preparation

This guide is intended to help users optimize sample preparation for stimulated emission depletion (STED) nanoscopy, specifically when using the STED microscope from Leica Microsystems. It gives an…

Spheroid stained with Cyan: Dapi nuclear countertain; Green AF488 Involucrin; Orange AF55 Phalloidin Actin; Magenta AF647 CK14.

Notable AI-based Solutions for Phenotypic Drug Screening

Learn about notable optical microscope solutions for phenotypic drug screening using 3D-cell culture, both planning and execution, from this free, on-demand webinar.

Five-color FLIM-STED with One Depletion Laser

Webinar on five-color STED with a single depletion laser and fluorescence lifetime phasor separation.

Confocal Imaging of Immune Cells in Tissue Samples

In this webinar, you will discover how to perform 10-color acquisition using a confocal microscope. The challenges of imaged-based approaches to identify skin immune cells. A new pipeline to assess…

Combining spectrally resolved detection and fluorescence lifetime multiplexing

Live-Cell Fluorescence Lifetime Multiplexing Using Organic Fluorophores

On-demand video: Imaging more subcellular targets by using fluorescence lifetime multiplexing combined with spectrally resolved detection.

Visualizing Protein-Protein Interactions by Non-Fitting and Easy FRET-FLIM Approaches

The Webinar with Dr. Sergi Padilla-Parra is about visualizing protein-protein interaction. He gives insight into non-fitting and easy FRET-FLIM approaches.

Spectral separation of 11 fluorophores coupled to polystyrene beads on a STELLARIS confocal system.

Multiplexing through Spectral Separation of 11 Colors

Fluorescence microscopy is a fundamental tool for life science research that has evolved and matured together with the development of multicolor labeling strategies in cells tissues and model…