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Science Lab

Science Lab

Science Lab

The knowledge portal of Leica Microsystems offers scientific research and teaching material on the subjects of microscopy. The content is designed to support 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!
Cryo FIB lamella - Overlay of SEM and confocal fluorescence image. Target structure in yeast cells (nuclear pore proteine Nup159-Atg8-split Venus, red) marked by an arrow. Scale bar: 5 µm. Alegretti et al.,  Nature 586, 796-800 (2020).

Targeting Active Recycling Nuclear Pore Complexes using Cryo Confocal Microscopy

In this article, how cryo light microscopy and, in particular cryo confocal microscopy, is used to improve the reliability of cryo EM workflows is described. The quality of the EM grids and samples is…

Advancing Cell Biology with Cryo-Correlative Microscopy

Correlative light and electron microscopy (CLEM) advances biological discoveries by merging different microscopes and imaging modalities to study systems in 4D. Combining fluorescence microscopy with…

Crystal Clear Cryo Light-microscopy Images

This article describes how computational clearing of cryo light microscopy images improves the identification of cellular targets for cryo electron-microscopy.

Microscopy in Virology

The coronavirus SARS-CoV-2, causing the Covid-19 disease effects our world in all aspects. Research to find immunization and treatment methods, in other words to fight this virus, gained highest…

Introduction to Ion Beam Etching with the EM TIC 3X

In this article you can learn how to optimize the preparation quality of your samples by using the ion beam etching method with the EM TIC 3X ion beam milling machine. A short introduction of the…

Improve Cryo Electron Tomography Workflow

Leica Microsystems and Thermo Fisher Scientific have collaborated to create a fully integrated cryo-tomography workflow that responds to these research needs: Reveal cellular mechanisms at…

Bridging Structure and Dynamics at the Nanoscale through Optogenetics and Electrical Stimulation

Nanoscale ultrastructural information is typically obtained by means of static imaging of a fixed and processed specimen. However, this is only a snapshot of one moment within a dynamic system in…

Imaging of Host Cell-bacteria Interactions using Correlative Microscopy under Cryo-conditions

Pathogenic bacteria have developed intriguing strategies to establish and promote infections in their respective hosts. Most bacterial pathogens initiate infectious diseases by adhering to host cells…

Video Tutorials: Filling and Assembling of Different Carriers for High-Pressure Freezing

High pressure freezing (HPF) is a cryo-fixation method primarily for biological samples, but also for a variety of non-biological materials. It is a technique that yields optimal preservation in many…
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