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![[Translate to chinese:] QTM B, 1963, the first commercial automated image analysis system for microscope images, based on a TV camera and developed by Metals Research in Cambridge, England. [Translate to chinese:] QTM B, 1963, the first commercial automated image analysis system for microscope images, based on a TV camera and developed by Metals Research in Cambridge, England.](/fileadmin/_processed_/8/a/csm_QTM_B_1963_cut_08146176de.jpg)
图像分析 50 年
现代图像分析系统对来自自动显微镜和数码相机的图像执行高度复杂的图像处理功能。50 年前,第一套图像分析系统是模拟系统,以摄像机为基础,面积测量可通过仪表读取。不过,它标志着这一领域自动化的开端。
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![[Translate to chinese:] John B. Gurdon [Translate to chinese:] John B. Gurdon](/fileadmin/_processed_/0/f/csm_John_B_Gurdon_dae2e40438.jpg)
2012年诺贝尔生理学或医学奖——干细胞研究
诺贝尔奖表彰了这两位科学家,他们发现成熟、分化的细胞可以被重编程为能够发育成身体所有组织的未成熟具有干性的细胞。他们的发现彻底改变了我们对细胞和生物体发育过程的理解。
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![[Translate to chinese:] Center a fluorescence bulb. [Translate to chinese:] Center a fluorescence bulb.](/fileadmin/_processed_/b/1/csm_Center_Fluorescence_Bulb_02_aa5ac6e7e0.jpg)
视频教程: 如何调节荧光光源的灯泡位置
荧光激发的传统光源是带汞灯的荧光灯管。实现明亮均匀激发的前提条件是灯泡在灯罩内正确对中和对齐。
本视频教程介绍了一种简易的方法,用于调节荧光灯管中的汞灯的位置。
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![[Translate to chinese:] Sub-Femtolitre volume_Fluorescence correlation spectroscopy (FCS) [Translate to chinese:] Sub-Femtolitre volume_Fluorescence correlation spectroscopy (FCS)](/fileadmin/_processed_/f/4/csm_Fluorescence_Correlation_Spectroscopy_FCS_sub-emtolitre_volume_f97c5a06e3.jpg)
荧光相关光谱(FCS)
荧光相关光谱学(FCS)通过测量亚飞升体积内荧光强度的波动来检测扩散时间、分子数量或荧光标记分子的暗态等参数。这项技术是在20世纪70年代初期由瓦特·韦伯(Watt Webb)和鲁道夫·里格勒(Rudolf Rigler)独立开发的。
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![[Translate to chinese:] CARS image of cellulose fibers. The fibers are visualized through the C–H vibrations of the polyglucan chains in cellulose. [Translate to chinese:] CARS image of cellulose fibers. The fibers are visualized through the C–H vibrations of the polyglucan chains in cellulose.](/fileadmin/_processed_/b/1/csm_Fig3_02_02_2b89000fd2.jpg)
CARS 相干反斯托克斯拉曼散射显微镜: 分子特征振动对比成像
相干反斯托克斯拉曼散射(CARS)显微技术是一种根据分子振动特征生成图像的技术。这种成像方法不需要标记,但可以从一系列重要的生物分子化合物中获得特定的分子信息。
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![[Translate to chinese:] Cleaning microscope optics [Translate to chinese:] Cleaning microscope optics](/fileadmin/_processed_/2/f/csm_Cleaning_microscope_optics_teaser_a48b5b5fc1.jpg)
如何清洁显微镜光学元件
清洁的显微镜光学元件对于获得良好的显微镜图像至关重要。如有脏污,应清洁显微镜以免发生质量损失。如果决定自行清洁,应该谨慎小心,切勿损坏敏感的显微镜光学元件。
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Image Processing for Widefield Microscopy
Fluorescence microscopy is a modern and steadily evolving tool to bring light to current cell biological questions. With the help of fluorescent proteins or dyes it is possible to make discrete…
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![[Translate to chinese:] Live cell imaging, 4 colors [Translate to chinese:] Live cell imaging, 4 colors: Mitochondria (MitoView Green, yellow) and actin (mNeonGreen, cyan) microtubuli (SIR-tubulin, magenta), endosomes (NIR750, green). Processed with DSE and DSE powered by Aivia.](/fileadmin/_processed_/a/7/csm_Live_cell_imaging_mitochondria_actin_microtubuli_endosomes_57f49c5797.jpg)
白激光
在生物医学应用中,共聚焦显微镜的完美光源它应该有足够的强度,可调谐的波长,以便同时激发一系列样品。此外,它应该成为荧光寿命实验的脉冲光源。这样的光源已经出现:白激光。它采用高能脉冲红外光纤激光器经过光子晶体光纤以产生连续光谱。通过声光调制滤片从该连续光谱中选择窄带激光。