Ultramicrotome Leica EM UC7
Sample Preparation for Materials Science
Sample preparation is key for observing the finest textures and details on the sample surface in high resolution. The right workflow and tools for the pre-preparation will lead to an excellently…
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Cell Culture
Growing cells under lab conditions is the base for scientists working in fields of cell or developmental biology, cancer research, or any kind of life science and pharma research. Find out how Leica…
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Zebrafish Research
For the best result during screening, sorting, manipulation, and imaging you need to see details and structures to make the right decisions for your next steps in research.
Known for outstanding…
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Fluorescence Microscopy
Fluorescence is one of the most commonly used physical phenomena in biological and analytical microscopy, mainly because of its high sensitivity and high specificity. Find out how fluorescence…
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Geology, Environmental, Paleontology, and Earth Science Microscopes
Leica microscopes for Geology, Environmental, Paleontology and Earth Science Research are powerful, modular imaging solutions for precise measurement and detailed analysis.
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Life Science Education
As a teacher of biology, you show students how living organisms are structured using tissue sections and blood smears as microscope samples.
To get the most out of their observations, they should be…
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Science Lab Topic:
EM Sample Preparation
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…
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Science Lab Topic:
EM Sample Preparation
Superior Ultrastructural Preservation and Structural Contrast in Drosophila Tissue
Optimal structural preservation of tissue can only be obtained by high pressure freezing. However, preparing the samples in optimal conditions is challenging. This article explains in detail how to…
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Science Lab Topic:
EM Sample Preparation
Variety of RNAs in Peripheral Blood Cells, Plasma, and Plasma Fractions
Human peripheral blood contains RNA in cells and in extracellular membrane vesicles, microvesicles and exosomes, as well as in cell-free ribonucleoproteins. Circulating mRNAs and noncoding RNAs, being…
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Science Lab Topic:
EM Sample Preparation
Cryo-Electron Microscopy of Vitreous Sections (CEMOVIS) of Yeast
Application Note for Leica EM HPM100 - The sections are of yeast frozen with a Leica HPM100 high pressure freezer in the copper tube system, the cell paste was mixed with a pH 6.5 MES/dextran buffer…
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Science Lab Topic:
EM Sample Preparation
Immuno - Electron Microscopy of High Pressure Frozen and Freeze Substituted Mouse Heart
Application Note for Leica EM AFS2 - Mouse heart tissue from wild-type (WT) and αT -catenin KO (KO) mice was excised, immersed in 20% (w/v) BSA and frozen immediately in a high-pressure freezer Leica…
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Science Lab Topic:
EM Sample Preparation
Cell Envelope Structure of a Gram-negative Thermotolerant y-Proteobacterium Acidithiobacillus sp., Strain HV2/2 and its Interaction with Pyrite
Application Note for Leica EM AFS2 - Cells of the the moderately thermophilic Acidithiobacillus sp.strain HV2/2, were centrifuged at 20,0009xg and then cryo-immobilized by high-pressure freezing on…
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Science Lab Topic:
EM Sample Preparation
Symmetric Synapse - Clathrin Coated Endocytosis Pit in the Postsynaptic Dendrite
Application Note for Leica EM ICE - WT hippocampal neurons were plated at a density of 80,000 cells/cm2 on 6 mm sapphire disks for 14 days. Sample were frozen using a high-pressure freezer (Leica EM…
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Science Lab Topic:
EM Sample Preparation
Electron Microscopy of High Pressure Frozen and Freeze Substituted Arabidopsis Thaliana Root Tips Cells
Application Note for Leica EM AFS2 - Arabidopsis thaliana roots (mutant PIN1pro:PIN1-GFP;bex5-1) were excised, immersed in 20% (w/v) BSA and frozen immediately in a high-pressure freezer. Freeze…
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Science Lab Topic:
EM Sample Preparation
Electron Microscopy Sample Preparation: “The Future is Cold, Dynamic and Hybrid”
In 2014, the renowned Electron Microscopy for Materials Science (EMAT) research lab at the University Antwerp, Belgium, and Leica Microsystems started a fruitful collaboration to establish a Leica…
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Science Lab Topic:
EM Sample Preparation
Transmission Electron Microscopy Sample Preparation Protocols for the Ultrastructural Study of Cysts of Free-living Protozoa
Cysts of free-living protozoa have an impact on the ecology and epidemiology of bacteria because they may act as a transmission vector or shelter the bacteria against hash environmental conditions.…
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Science Lab Topic:
CLEM
Correlative In-Resin Super-Resolution and Electron Microscopy Using Standard Fluorescent Proteins
We introduce a method for correlative in-resin super-resolution fluorescence and electron microscopy (EM) of biological structures in mammalian culture cells. Cryo-fixed resin embedded samples offer…
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Science Lab Topic:
EM Sample Preparation
Influence of Tissue and Plant Species in the Trafficking of a Recombinant Protein in Plant Cells
The development of recombinant DNA technology has allowed the use of plants for the production of biopharmaceuticals. In contrast to other production platforms, plants are unexpensive, easy to scale…
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Science Lab Topic:
EM Sample Preparation
Brief Introduction to Ultramicrotomy
The usual thicknesses for transmission electron microscopic examinations range between 20 nm and 150 nm. Ultramicrotomy is a fast and clean method of producing ultra-thin sections of biological…
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Science Lab Topic:
EM Sample Preparation
Protein Trafficking in Cereal Seeds
Seeds accumulate proteins and starch which will be broken down and mobilized upon germination. Among seeds, cereals constitute an example of a highly specialized storage tissue that constitutes up to…
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Science Lab Topic:
EM Sample Preparation
Perusing Alternatives for Automated Staining of TEM Thin Sections
Contrast in transmission electron microscopy (TEM) is mainly produced by electron scattering at the specimen: Structures that strongly scatter electrons are referred to as electron dense and appear as…
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Science Lab Topic:
EM Sample Preparation
Atomic Force Microscopy Study of a Stretched Impact Copolymer
Atomic force microscopy (AFM) is a powerful tool in the suite of nanoscale characterization techniques that provides a variety of information including topography, mechanical properties, and…
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Science Lab Topic:
EM Sample Preparation
Focussed Ion Beam Milling and Scanning Electron Microscopy of Brain Tissue
This protocol describes how biological samples, like brain tissue, can be imaged in three dimensions using the focussed ion beam/scanning electron microscope (FIB/SEM). The samples are fixed with…
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Science Lab Topic:
CLEM
Advanced Correlative Light/Electron Microscopy: Current Methods and New Developments Using Tokuyasu Cryosections
Microscopy is an essential tool for analysis of cellular structures and function. With the advent of new fluorescent probes and super-resolution light microscopy techniques, the study of dynamic…
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