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Volumetric localization microscopy with deep learning

delete2025-12-08
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OA
AI
K
Keyi Han
X
Xuanwen Hua
T
Tianrui Qi
Z
Zijun Gao
X
X Wang
S
Shu Jia *
DOI:10.1038/s41467-025-65941-3delete
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摘要

摘要

En 中文
超分辨率显微技术,特别是基于定位的方法,需要对光学复杂性、计算需求以及用户易用性进行仔细的权衡。传统策略通常采用确定性或基于学习的方法,忽视了利用其协同优势的机会。在本工作中,我们引入了结合深度学习的体素定位显微术(VLM),这是一种超分辨率方法,整合了仪器和算法的先进技术,以实现高保真度的3D单分子成像。VLM采用波前优化的光场配置来捕获单分子数据,而级联神经网络以10 nm横向和25 nm轴向的定位精度重建3D体素并提取分子坐标,有效成像深度超过4 µm。与现有方法不同,VLM仅使用系统感知的固有点扩散函数进行训练,避免了对外部成像模式或样本特定数据训练的依赖。我们在多种生物样本上验证了VLM,展示了其硬件简单性、数据高效性和低光毒性。我们预期VLM将克服荧光显微术中的当前局限性,推动生物医学研究的更广泛应用。体素定位显微术(VLM)整合光场成像与深度学习,实现高保真度3D单分子成像。VLM基于系统感知的PSF训练,为生物医学研究提供简单、高效、低毒性的3D成像方案。
Keyword:
Volumetric Localization Microscopy
Deep Learning
Super-resolution Microscopy
Single-molecule Imaging
Light-field Imaging

期刊

Nature Communications 封面图
Nature Communications
IF:
15.7
论文数:
9.3W
被引数:
91.2W

机构

G
Georgia Institute of Technology
学者数:
1.8W
论文数: 1.4W
被引数: 5.9W
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