Leica EM UC7 Ultramicrotomos y Cryo-Ultramicrotomos Preparación de muestras de ME Productos Inicio Leica Leica Microsystems

Consistent high-quality sections at room and cryo temperatures

Ultramicrotomo para conseguir un corte perfecto a temperatura ambiente y criogénica Leica EM UC7

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    Cultivo celular

    Cultivar células en condiciones de laboratorio es la base del trabajo de los científicos en campos como la biología celular, la investigación del cáncer, la biología del desarrollo y cualquier otra…
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    Investigación con pez cebra

    Para obtener los mejores resultados en clasificación, selección, manipulación y captura y procesamiento de imágenes necesita ver los detalles y estructuras para poder tomar las decisiones adecuadas…
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    Microscopía de fluorescencia

    La fluorescencia es uno de los fenómenos físicos más utilizados en la microscopía biológica y analítica, principalmente por su alta sensibilidad y alta especificidad. Averigüe cómo los microscopios de…
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  • Microscopios para geología, ciencia medioambiental, paleontología y ciencias geológicas

    Los microscopios Leica para investigación en geología, ciencia medioambiental, paleontología y ciencias geológicas son soluciones de adquisición de imágenes potentes y modulares para obtener…
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  • Microscopios para formación de ciencias biológicas

    Los microscopios de Leica Microsystems para formación de ciencias biológicas son sistemas duraderos y de alto rendimiento que se adaptan a las necesidades de sus alumnos a un precio asequible.
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  • Science Lab Topic: EM Sample Preparation

    Exploring the Structure and Life Cycle of Viruses

    The SARS-CoV-2 outbreak started in late December 2019 and has since reached a global pandemic, leading to a worldwide battle against COVID-19. The ever-evolving electron microscopy methods offer a…
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  • Science Lab Topic: EM Sample Preparation

    Investigating Synapses in Brain Slices with Enhanced Functional Electron Microscopy

    A fundamental question of neuroscience is: what is the relationship between structural and functional properties of synapses? Over the last few decades, electrophysiology has shed light on synaptic…
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  • Science Lab Topic: EM Sample Preparation

    Workflows and Instrumentation for Cryo-electron Microscopy

    Cryo-electron microscopy is an increasingly popular modality to study the structures of macromolecular complexes and has enabled numerous new insights in cell biology. In recent years, cryo-electron…
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  • Science Lab Topic: Widefield Microscopy

    Upright Fluorescence Microscopy for Virus Replication Studies

    The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) emerged in late 2019 and spread over the world quickly. Due to its dramatic impact, researchers are interested in the nature of the…
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  • Science Lab Topic: Confocal 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…
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  • Science Lab Topic: EM Sample Preparation

    Workflow Solutions for Industrial Research

    This brochure presents and explains appropriate workflow solutions for the most frequently required sample preparation methods for material science samples.
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  • Science Lab Topic: Laser Microdissection

    Medicinal Use of Qianhu Plant Roots

    This study focused on tissue-specific metabolite profiling and comparison of various parts of bolting and unbolting Peucedanum praeruptorum Dunn (Qianhu in Chinese). The qualitative and quantitative…
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  • Science Lab Topic: EM Sample Preparation

    Ultrastructural Preservation and Improved Visualization of Membranes in Primary Bovine Chromaffin Cells

    Intracellular dynamic events, such as protein trafficking, recycling, and degradation as well as signal transduction, to name a few, can be studied using live-cell imaging techniques. However,…
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  • Science Lab Topic: EM Sample Preparation

    Introduction to Ultramicrotomy

    When studying samples, to visualize their fine structure with nanometer scale resolution, most often electron microscopy is used. There are 2 types: scanning electron microscopy (SEM) which images the…
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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

    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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