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.

AI-based transfection analysis (left) of U2OS cells which were transfected with a fluorescently labelled protein. A fluorescence image of the cells (right) is also shown. The analysis and imaging were performed with Mateo FL.

Leveraging AI for Efficient Analysis of Cell Transfection

This article explores the pivotal role of artificial intelligence (AI) in optimizing transfection efficiency measurements within the context of 2D cell culture studies. Precise and reliable…

AI-based cell counting performed with a phase-contrast and fluorescence image using the Mateo FL microscope.

Precision and Efficiency with AI-Enhanced Cell Counting

This article describes the use of artificial intelligence (AI) for precise and efficient cell counting. Accurate cell counting is important for research with 2D cell cultures, e.g., cellular dynamics,…

Image of confluent cells taken with phase contrast (left) and analyzed for confluency using AI (right).

AI Confluency Analysis for Enhanced Precision in 2D Cell Culture

This article explains how efficient, precise confluency assessment of 2D cell culture can be done with artificial intelligence (AI). Assessing confluency, the percentage of surface area covered,…

40x magnification of organoids cluster taken on Mateo TL.Cell type: esophageal squamous carcinoma; scale bar 15µm. Courtesy of bioGenous, China.

Overcoming Observational Challenges in Organoid 3D Cell Culture

Learn how to overcome challenges in observing organoid growth. Read this article and discover new solutions for real-time monitoring which do not disturb the 3D structure of the organoids over time.

THUNDER image of brain-capillary endothelial-like cells derived from human iPSCs (induced pluripotent stem cells) where cyan indicates nuclei and magenta tight junctions.

Rapid Check of Live Stem Cells in Cell-Culture Inserts set in Multi-Well Plates

See how efficient imaging of live iPSC stem cells within cell-culture inserts set in a multi-well plate can be done to evaluate the cells using a THUNDER Imager. Just read this article.

Murine esophageal organoids (DAPI, Integrin26-AF 488, SOX2-AF568) imaged with the THUNDER Imager 3D Cell Culture. Courtesy of Dr. F.T. Arroso Martins, Tamere University, Finland.

How to Get Deeper Insights into your Organoid and Spheroid Models

In this eBook, learn about key considerations for imaging 3D cultures, such as organoids and spheroids, and discover microscopy solutions to shed new insights into dynamic processes in 3D real-time

Image of immunofluorescently labelled cells where mitochondria are indicated with red, nuclei with blue, and actin with green.

Studying Virus Replication with Fluorescence Microscopy

The results from research on SARS-CoV-2 virus replication kinetics, adaption capabilities, and cytopathology in Vero E6 cells, done with the help of fluorescence microscopy, are described in this…

Fluorescence microscopy image of liver tissue where DNA in the nuclei are stained with Feulgen-pararosanilin and visualized with transmitted green light.

Epi-Illumination Fluorescence and Reflection-Contrast Microscopy

This article discusses the development of epi-illumination and reflection contrast for fluorescence microscopy concerning life-science applications. Much was done by the Ploem research group…

Material sample with a large height, size, and weight being observed with an inverted microscope.

Five Inverted-Microscope Advantages for Industrial Applications

With inverted microscopes, you look at samples from below since their optics are placed under the sample, with upright microscopes you look at samples from above. Traditionally, inverted microscopes…