Leica Microsystems: 显微镜科学与教学知识中心

显微镜科学与教学知识中心

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！

[Translate to chinese:] Adult human Alzheimer’s brain demonstrating a panel of 15 markers.

大脑的形状：阿尔茨海默病的空间生物学

阿尔茨海默病（AD）是一种神经退行性疾病，也是导致晚年认知障碍的常见原因。阿尔茨海默病的特征是出现含β-淀粉样蛋白的斑块和含磷酸化 tau 的神经纤维缠结。目前尚缺乏治疗和预防AD的有效疗法。我们将Cell DIVE与Cell Signaling Technology的抗体结合使用，检查了AD的突触过程并从空间上确定了神经胶质细胞和神经元等细胞，证明了超多标免疫荧光成像技术可用于探测AD大脑。

Macroscale to Nanoscale Pore Analysis of Shale and Carbonate Rocks

Physical porosity in rocks, like shale and carbonate, has a large effect on the their storage capacity. The pore geometries also affect their permeability. Imaging the visible pore space provides…

Porous Ceramics - Sample Preparation for SEM

Application Note for Leica EM RES102 - Ceramic membrane filters with pore sizes down to a few nanometres must be investigated in cross-section with regard to the structure of the pores. The smallest…

Paper Samples - Sample Preparation for SEM

Application Note for Leica EM RES102 - A coated paper sample has been prepared with ion beam slope cutting in order to test the procedure with regard to its applicability. With the use of ion beam…

细菌实验方案 - 对大肠杆菌样本实施临界点干燥以进行SEM分析

徕卡EM CPD300的应用文档 - 生命科学研究,对大肠杆菌样本实施临界点干燥后，进行铂/钯金属镀膜，后用SEM拍摄微观形貌,将样本放入一个滤盘中（孔径：16-40μm），置入滤盘和多孔样品架内。在含有培养基的琼脂上培养真菌和细菌，为期3天。选取部分细菌菌落。

Ion Beam Polishing of Sample Surfaces - Sample Preparation for SEM

Application Note for Leica EM RES102 - Ion milling can be used to reduce the roughness of sample surfaces. Small angles less than 6° with respect to the sample surface are necessary. The high voltage…

Epoxy Resin Embedding of Animal and Human Tissues for Pathological Diagnosis and Research

Application Note for Leica EM AMW - The tissues were fixed in the modified Karnovsky fixative generally by immersion overnight (at minimum 4h at room temperature). Then pieces of approx. 1mm3 were cut…

Human Blood Cells Protocol

Application Note for Leica EM CPD300 - Life Science Research. Species: Human (Homo sapiens) Critical point drying of human blood with subsequent platinum / palladium coating and SEM analysis.