Adaptive optics improves multiphoton super-resolution imaging.

Adaptive optics improves multiphoton super-resolution imaging.
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自适应光学提高了多光子超分辨率成像

DOI:
10.1038/nmeth.4337
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发表时间:
2017-09
期刊:
影响因子:
48
通讯作者:
Shroff H
Shroff H
中科院分区:
生物学1区
文献类型:
--
作者:
Zheng W;Wu Y;Winter P;Fischer R;Nogare DD;Hong A;McCormick C;Christensen R;Dempsey WP;Arnold DB;Zimmerberg J;Chitnis A;Sellers J;Waterman C;Shroff H

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我们改进了多光子结构照明显微镜,使用非线性导星来确定光学像差,并使用可变形镜来校正光学像差。我们在珠模、胶原胶中的细胞、线虫幼虫和胚胎、果蝇幼虫和斑马鱼胚胎上展示了我们的方法。在距覆盖滑动面250∼μm处,峰值强度增加(达40倍),分辨率恢复(横向达176±10 nm,轴向达72 9±39 nm)。
We improve multiphoton structured illumination microscopy using a nonlinear guide star to determine optical aberrations and a deformable mirror to correct them. We demonstrate our method on bead phantoms, cells in collagen gels, nematode larvae and embryos,Drosophilabrain, and zebrafish embryos. Peak intensity is increased (up to 40-fold) and resolution recovered (up to 176 ± 10 nm laterally, 729 ± 39 nm axially) at depths ∼250 μm from the coverslip surface.
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