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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!
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![Dapi – Nucleus, GFP – Plasma Membrane, Thickness 100µm, 63x objektive, 469 Z planes, 2 channels, THUNDER Imager 3D Cell Culture. Courtesy M.Sc. Dana Krauß, Medical University of Vienna (Austria). Dapi – Nucleus, GFP – Plasma Membrane, Thickness 100µm, 63x objektive, 469 Z planes, 2 channels, THUNDER Imager 3D Cell Culture. Courtesy M.Sc. Dana Krauß, Medical University of Vienna (Austria).](/fileadmin/_processed_/5/a/csm_Two_color_organoid_cluster_af7dec85b1.jpg)
How Efficient is your 3D Organoid Imaging and Analysis Workflow?
Organoid models have transformed life science research but optimizing image analysis protocols remains a key challenge. This webinar explores a streamlined workflow for organoid research, starting…
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![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. 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.](/fileadmin/_processed_/4/c/csm_AI-based_analysis_of_U2OS_cells_transfected_with_fluorescently_labelled_protein_65d00c857b.jpg)
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…
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![AI-based cell counting performed with a phase-contrast and fluorescence image using the Mateo FL microscope. AI-based cell counting performed with a phase-contrast and fluorescence image using the Mateo FL microscope.](/fileadmin/_processed_/d/9/csm_AI-based_cell_counting_performed_with_phase-contrast_and_fluorescence_image_8227fd39a2.jpg)
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,…
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![Image of confluent cells taken with phase contrast (left) and analyzed for confluency using AI (right). Image of confluent cells taken with phase contrast (left) and analyzed for confluency using AI (right).](/fileadmin/_processed_/3/6/csm_Confluent_cells_with_phase_contrast_and_analyzed_for_confluency_using_AI_7c617d0a36.jpg)
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,…
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![40x magnification of organoids cluster taken on Mateo TL.Cell type: esophageal squamous carcinoma; scale bar 15µm. Courtesy of bioGenous, China. 40x magnification of organoids cluster taken on Mateo TL.Cell type: esophageal squamous carcinoma; scale bar 15µm. Courtesy of bioGenous, China.](/fileadmin/_processed_/c/a/csm_Esophageal_squamous_carcinoma_scale__bar_15_m_7bfa184294.jpg)
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.
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![Image of MDCK (Madin-Darby canine kidney) cells taken with phase contrast. Image of MDCK (Madin-Darby canine kidney) cells taken with phase contrast.](/fileadmin/_processed_/6/c/csm_MDCK_cells_in_phase_contrast_5852e8f936.jpg)
Phase Contrast and Microscopy
This article explains phase contrast, an optical microscopy technique, which reveals fine details of unstained, transparent specimens that are difficult to see with common brightfield illumination.
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![Phase-contrast image of a MDCK-cell culture and its respective confluency measured by the Mateo TL microscope. Phase-contrast image of a MDCK-cell culture and its respective confluency measured by the Mateo TL microscope.](/fileadmin/_processed_/b/1/csm_Phase-contrast_image_of_a_MDCK-cell_culture_respective_confluency_Mateo_TL_a84aca67c2.jpg)
How to Determine Cell Confluency with a Digital Microscope
This article shows how to measure cell confluency in an easy and consistent way with Mateo TL, increasing confidence in downstream experiments.
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![Microscope image of cultured cells at the bottom of a dish. Microscope image of cultured cells at the bottom of a dish.](/fileadmin/_processed_/f/1/csm_CellCheck-17-cells-grow-divide_9bcd60530d.jpg)
How to do a Proper Cell Culture Quick Check
In order to successfully work with mammalian cell lines, they must be grown under controlled conditions and require their own specific growth medium. In addition, to guarantee consistency their growth…
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![](/fileadmin/academy/2020/Microscopy_in_Virology/Charite_Virology_Drosten_Leica_THUNDER_Imager_teaser.jpg)
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…