Leica Microsystems

Leica Microsystems

Leica Microsystems is a world leader in microscopes and scientific instruments. Founded as a family business in the nineteenth century, the company’s history was marked by unparalleled innovation on its way to becoming a global enterprise.

Its historically close cooperation with the scientific community is the key to Leica Microsystems’ tradition of innovation, which draws on users’ ideas and creates solutions tailored to their requirements. At the global level, Leica Microsystems is organized in three divisions, all of which are among the leaders in their respective fields: Life Science, Industry and Medical.

The company is represented in over 100 countries with 6 manufacturing facilities in 5 countries, sales and service organizations in 20 countries, and an international network of dealers. The company is headquartered in Wetzlar, Germany.

http://www.leica-microsystems.com/

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…
Co-detection of 10 extracellular matrix proteins and 3 topographical tissue landmarks by multiplex immunostaining within a single high-grade fibrous hotspot from a human hepatocellular carcinoma

In Situ Identification of Cancer Stem Cell Niches in Hepatocellular Carcinoma

Discover how multiplexed imaging technology uncovers cancer stem cell niches in Hepatocellular Carcinoma using multiplex immunodetection, revealing extracellular matrix dynamics. Explore precise…
Image of a Siemens star, where the diameter of the 1st black line circle is 10 mm and the 2nd is 20 mm, taken via an eyepiece of a M205 A stereo microscope. The rectangles represent the field of view (FOV) of a Leica digital camera when installed with various C-mounts (red 0.32x, blue 0.5x, green 0.63x).

Understanding Clearly the Magnification of Microscopy

To help users better understand the magnification of microscopy and how to determine the useful range of magnification values for digital microscopes, this article provides helpful guidelines.
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…
Esophageal tissue with a squamous cell carcinoma labelled with the 4 biomarkers PanCk, DAPI, NaKATPase, and Vimentin.

Discover how Multiplexed Bioimaging can Advance Cancer Research

Explore multiplexing with up to 60 biomarkers, enabling advanced tumor imaging approaches to gather precise, spatially-resolved single-cell data that helps enhance cancer research and clinical…
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…
Application example of hyperspectral imaging

Potential of Multiplex Confocal Imaging for Cancer Research and Immunology

Explore the new frontiers of multi-color fluorescent imaging: from image acquisition to analysis
Serious Game in Intraoperative Neurosurgery. Image courtesy of Dr. Lucas Troude.

Enhancing Neurosurgery Teaching

Learn about the Serious Game in Intraoperative Neurosurgery and how it supports neurosurgical teaching and the acquisition of decision-making skills.
Acrylonitrile butadiene styrene (ABS) stained with osmium tetroxide (OsO4), sectioned with a DIATOME diamond knife at room temperature, and then imaged with HAADF TEM.

Ultramicrotomy Techniques for Materials Sectioning

Learn about ultramicrotomy for materials sectioning when investigating polymers and brittle materials with transmission (TEM) or scanning electron microscopy (SEM) or atomic force microscopy.
Single cell datasets

Exploring Subcellular Spatial Phenotypes with SPARCS

Discover spatially resolved CRISPR screening (SPARCS), a platform for microscopy-based genetic screening for spatial subcellular phenotypes at the human genome scale.
Molecular structure of the green fluorescent protein (GFP)

Introduction to Fluorescent Proteins

Overview of fluorescent proteins (FPs) from, red (RFP) to green (GFP) and blue (BFP), with a table showing their relevant spectral characteristics.
Caption: Collaboration is key Picture copyright: Donenko Oleksii, Shutterstock

Launching a Neurosurgical Department with Limited Resources

Learn about Dr. Claire Karekezi’s journey and experience launching a neurosurgical department within the Rwanda Military Hospital with limited resources.

Coherent Raman Scattering Microscopy Publication List

CRS (Coherent Raman Scattering) microscopy is an umbrella term for label-free methods that image biological structures by exploiting the characteristic, intrinsic vibrational contrast of their…
Image of an onion flake taken with a basic Leica compound microscope after it was tested for resistance to fungus and mold growth following part 11 of the ISO 9022 standard.

ISO 9022 Standard Part 11 - Testing Microscopes with Severe Conditions

This article describes a test to determine the robustness of Leica microscopes to mold and fungus growth. The test follows the specifications of the ISO 9022 part 11 standard for optical instruments.
Image of an integrated-circuit (IC) chip cross section acquired at higher magnification showing a region of interest.

Structural and Chemical Analysis of IC-Chip Cross Sections

This article shows how electronic IC-chip cross sections can be efficiently and reliably prepared and then analyzed, both visually and chemically at the microscale, with the EM TXP and DM6 M LIBS
EBSD grain size distribution of the cross section of a gold wire within a silicon matrix from inside a CPU (central processing unit of a computer). The grains are highlighted with arbitrary colors.

High-Quality EBSD Sample Preparation

This article describes a method for EBSD sample preparation of challenging materials. The high-quality samples required for electron backscatter diffraction are prepared with broad ion-beam milling.
Augmented Reality fluorescence supports each step of neurovascular surgery procedures. Image courtesy of Dr. Christof Renner.

Use of AR Fluorescence in Neurovascular Surgery

Learn about the use of GLOW800 Augmented Reality in neurovascular surgery through clinical cases and videos, including aneurysm and tumor resection cases.
C. elegans adult hermaphrodite gonades acquired using THUNDER Imager. Staining: blue - DAPI (nucleus), green - SP56 (sperm), red - RME-2 (oocyte), magenta - PGL-1 (RNA + protein granules). Image courtesy of Prof. Dr. Christian Eckmann, Martin Luther University, Halle, Germany.

Life Science Research: Which Microscope Camera is Right for You?

Deciding which microscope camera best fits your experimental needs can be daunting. This guide presents the key factors to consider when selecting the right camera for your life science research.
Pancreatic Ductal Adenocarcinoma with 11 Apoptosis biomarkers shown – BAK, BAX, BCL2, BCLXL, Caspase9, CIAP1, NaKATPase, PCK26, SMAC, Vimentin, and XIAP.

Multiplexing with Luke Gammon: Advance your Spatial Biology Research

Learn how multiplexing imaging and spatial biology can help researchers better understand complex biological systems. In this interview, Dr. Gammon and Dr. Pointu of Leica Microsystems discuss pain…
Multi-tissue array with 4 markers shown including DAPI, NaKATPase, PanCk, and Vimentin.

Spatial Biology: Learning the Landscape

Spatial Biology: Understanding the organization and interaction of molecules, cells, and tissues in their native spatial context
Stereo microscopes are often considered the workhorses of laboratories and production sites.

Key Factors to Consider When Selecting a Stereo Microscope

This article explains key factors that help users determine which stereo microscope solution can best meet their needs, depending on the application.
Brain organoid section (DAPI) acquired using THUNDER Imager Live Cell. Image courtesy of Janina Kaspar and Irene Santisteban, Schäfer Lab, TUM.

Imaging Organoid Models to Investigate Brain Health

Imaging human brain organoid models to study the phenotypes of specialized brain cells called microglia, and the potential applications of these organoid models in health and disease.

Rapid and Reliable Examination of PCBs & PCBAs with Digital Microscopy

Digital microscopes provide users with a convenient and rapid way to acquire high-quality, reliable image data and make quick inspection and analysis of printed circuit boards (PCBs) and assemblies…
In vivo imaging of a mouse pial and cortical vasculature through a glass window (ROSAmT/mG::Pdgfb-CreERT2 mouse meningeal and cortical visualization following tamoxifen induction and craniotomy). Courtesy: Thomas Mathivet, PhD

Windows on Neurovascular Pathologies

Discover how innate immunity can sustain deleterious effects following neurovascular pathologies and the technological developments enabling longitudinal studies into these events.
The principle of the FusionOptics technology:  Of the two separate beam paths (1), one provides depth of field (2) and the other high resolution (3). In the brain, the two images of the sample are merged into a single, optimal 3D image (4).

What is the FusionOptics Technology?

Leica stereo microscopes with FusionOptics provide optimal 3D perception. The brain merges two images, one with large depth of field and the other with high resolution, into one 3D image.
Lifetime-based multiplexing in live cells using TauSeparation. Mammalian cells expressing LifeAct-GFP (ibidi GmbH) and labelled with MitoTracker Green. Acquisition with one detector, intensity information shown in grey. The two markers can be separated using lifetime information: LifeAct-GFP (cyan), MitoTracker Green (magenta). Image acquired with STELLARIS 5.

The Power of Reproducibility, Collaboration and New Imaging Technologies

In this webinar you willl learn what impacts reproducibility in microscopy, what resources and initiatives there are to improve education and rigor and reproducibility in microscopy and how…
Branched organoid growing in collagen where the Nuclei are labeled blue. To detect the mechanosignaling process, the YAP1 is labeled green.

Examining Developmental Processes In Cancer Organoids

Interview: Prof. Bausch and Dr. Pastucha, Technical University of Munich, discuss using microscopy to study development of organoids, stem cells, and other relevant disease models for biomedical…
Mouse cortical neurons. Transgenic GFP (green). Image courtesy of Prof. Hui Guo, School of Life Sciences, Central South University, China

How Microscopy Helps the Study of Mechanoceptive and Synaptic Pathways

In this podcast, Dr Langenhan explains how microscopy helps his team to study mechanoceptive and synaptic pathways, their challenges, and how they overcome them.
Advanced technologies support neurosurgical teaching. Image courtesy of Dr. Florian Bernard.

3D, AR & VR for Teaching in Neurosurgery

Discover the evolution of neurosurgical teaching and how 3D, Augmented Reality and Virtual Reality can help better learn anatomy and acquire surgical skills.
Cell counts for each biomarker were divided by total number of cells to give a percentage of biomarker positive cells out of total cells for each biomarker.

Methods to Improve Reproducibility in Spatial Biology Research

Establish reproducibility results for a Cell DIVE multiplexed imaging study in cancer research using the BAB 200 automated system from ASLS and validated antibodies from CST
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