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.

Multi-Color Caspase 3/7 Assays with Mica

Caspases are involved in apoptosis and can be utilized to determine if cells are undergoing this programmed cell death pathway in so-called caspase assays. These assays can be run by e.g. flow…

U2OS cells stained with Hoechst for nuclei (blue), MitoTracker green (Mitochondria structure, green) and TMRE (active mitochondria, magenta) and SiR for tubulin (red). Simultaneous acquisition of four channel large area overview using Spiral scan feature using the 10x/1.20 CS2 Water MotCORR objective.

How To Get Multi Label Experiment Data With Full Spatiotemporal Correlation

This video on demand focuses on the special challenges of live cell experiments. Our hosts Lynne Turnbull and Oliver Schlicker use the example of studying the mitochondrial activity of live cells.…

Identification of distinct structures_roundworm_Ascaris_female

Find Relevant Specimen Details from Overviews

Switch from searching image by image to seeing the full overview of samples quickly and identifying the important specimen details instantly with confocal microscopy. Use that knowledge to set up…

A Guide to Cryo-Electron Tomography

Cryo-electron tomography (CryoET) is used to resolve biomolecules within their cellular environment down to an unprecedented resolution below one nanometer.

U2OS cells labelled with SiR Actin, TMRE, CellEvent™, and DAPI; 13-hour time-lapse imaging; apoptosis-inducer staurosporine

Simplifying Complex Fluorescence Multiwell Plate Assays

Apoptosis, or programmed cell death, occurs during organism embryo development to eliminate unwanted cells and during healing in adults to rid the body of damaged cells and help prevent cancer.…

Formation of 3D spheroids; Time lapse acquisition over 72 hours

Efficient Long-term Time-lapse Microscopy

When doing time-lapse microscopy experiments with spheroids, there are certain challenges which can arise. As the experiments can last for several days, prolonged sample survival must be achieved…

Left-hand image: The distribution of immune cells (white) and blood vessels (pink) in white adipose tissue (image captured using the THUNDER Imager 3D Cell Culture). Right-hand image: The same image after automated analysis using Aivia, with each immune cell color-coded based on its distance to the nearest blood vessel. Image courtesy of Dr. Selina Keppler, Munich, Germany.

Accurately Analyze Fluorescent Widefield Images

The specificity of fluorescence microscopy allows researchers to accurately observe and analyze biological processes and structures quickly and easily, even when using thick or large samples. However,…

The AI-Powered Pixel Classifier

Achieving reproducible results manually requires expertise and is tedious work. But now there is a way to overcome these challenges by speeding up this analysis to extract the real value of the image…

Using Machine Learning in Microscopy Image Analysis

Recent exciting advances in microscopy technologies have led to exponential growth in quality and quantity of image data captured in biomedical research. However, analyzing large and increasingly…