显微镜知识库

徕卡显微系统的知识库提供有关显微镜学科的科学研究和教学材料。内容旨在对显微镜初学者、有经验的显微镜操作实践者和使用显微镜的科学家在他们的日常工作和实验有所帮助。这里有探索交互式教程和应用笔记，你可以找到你需要的显微镜的基础知识以及前沿技术——快来加入徕卡显微知识社区，分享您的专业知识！

A fruit fly (Drosophila melanogaster) observed with an Ivesta 3 stereo microscope during fly pushing (sorting of the flies). The scale bar length is 1 mm. Image courtesy of M. Benton, EMBL, Heidelberg, Germany.

A Guide to Using Microscopy for Drosophila (Fruit Fly) Research

The fruit fly, typically Drosophila melanogaster, has been used as a model organism for over a century. One reason is that many disease-related genes are shared between Drosophila and humans. It is…

These images illustrate the need for multiple z-slices to capture all gH2Ax foci in a given cell and get an accurate count.

Development and Derisking of CRISPR Therapies for Rare Diseases

This on-demand presentation by Dr. Fyodor Urnov and Dr. Sadik Kassim, originally delivered at ASGCT 2025, focused on a critical challenge in genetic medicine: how to scale CRISPR therapies from…

Example of calibrating a microscope at a higher magnification value using a stage micrometer.

显微镜测量校准：为什么要校准以及如何校准

显微镜校准可确保用于检测、质量控制 (QC)、故障分析和研发 (R&D) 的测量结果准确一致。本文介绍了校准步骤。使用参照物进行校准可获得可重复的结果，并有助于确保与准则和标准一致。为获得准确一致的结果，建议校准显微镜并定期检查。如有需要，可向校准专家寻求支持。

Mouse brain slice which was immunostained with GFAP-A647 and imaged using a THUNDER Imager Tissue. Courtesy of H. Xu, University of Pennsylvania, Philadelphia, USA.

神经科学研究解决方案

您的工作是更好地了解神经退行性疾病，还是研究神经系统的功能？了解如何使用徕卡显微系统的成像解决方案取得突破。

斑马鱼研究

为了在筛选、分拣、操作和成像过程中获取高质量结果，您需要观察细节和结构，从而为您的下一步研究做出正确的决策。徕卡体视显微镜和透射光底座以出众的光学器件和优良的分辨率而闻名，是全世界研究学者的首选。

Zebrafish-embryo image captured using a THUNDER Imager Tissue and live instant computational clearing.

Improving Zebrafish-Embryo Screening with Fast, High-Contrast Imaging

Discover from this article how screening of transgenic zebrafish embryos is boosted with high-speed, high-contrast imaging using the DM6 B microscope, ensuring accurate targeting for developmental…

Transfection using the Uncommon Bio reprogramming system. Image acquired using the THUNDER Imager 3D Cell Culture with THUNDER Large Volume Computational Clearing (LVCC) applied. Image courtesy of Samuel East, Uncommon Bio.

利用新型可扩展的干细胞培养设计未来

具有远见卓识的生物技术初创企业 Uncommon Bio 正在应对世界上最大的健康挑战之一：食品可持续性。在这次网络研讨会上，干细胞科学家塞缪尔-伊斯特（Samuel East）将展示他们如何使细胞农业的干细胞培养基既安全又经济可行。了解他们如何将培养基成本降低 1000 倍，并开发出不含动物成分、食品安全的 iPSC 培养基。

Area of a printed circuit board (PCB) which was imaged with extended depth of field (EDOF) using digital microscopy.

如何形成清晰的图像

在显微镜检查中，景深常被看做经验参数。在实际操作中，会根据数值孔径、分辨率和放大率之间的相关性确定该参数。为了获得最佳视觉效果，现代显微镜的调节设备在景深和分辨率之间实现了最佳平衡，这两个参数在理论上呈负相关。

Stripe assay performed on a THUNDER Imager Cell. Courtesy of Maria Carrasquero Ordaz, University of Oxford.

揭示神经元迁移的分子奥秘

研究发育中大脑神经元向生态位迁移可采用多种方法。在本场研讨会中，牛津大学的专家们将展示他们用于阐明神经发育期间神经元向皮层功能层迁移的分子机制的显微技术与实验方法。理解这些过程将有助于更深入地认识健康大脑的发育机制，并可能为神经发育障碍提供更优治疗方案。

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