JP6715180B2 - 超解像顕微鏡の、又はそれに関する改良 - Google Patents
超解像顕微鏡の、又はそれに関する改良 Download PDFInfo
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Description
1. Abbe, E. Beitrage zur Theorie des Mikroskops und der mikroskopischen Wahrnehmung. Arch. f. Mikroskop. Anat. 9, 413-468 (1873).
2.Betzig, E. et al. Imaging intracellular fluorescent proteins at nanometer resolution. Science 313, 1642-1645 (2006).
3.Hess, S.T., Girirajan, T.P. & Mason, M.D. Ultra-high resolution imaging by fluorescence photoactivation localization microscopy. Biophys J 91, 4258-4272 (2006).
4.Rust, M.J., Bates, M. & Zhuang, X. Sub-diffraction-limit imaging by stochastic optical reconstruction microscopy (STORM). Nat Methods 3, 793-795 (2006).
5.Jones, S.A., Shim, S.H., He, J. & Zhuang, X. Fast, three-dimensional super-resolution imaging of live cells. Nat Methods 8, 499-508 (2011).
6.Hell, S.W. & Wichmann, J. Breaking the diffraction resolution limit by stimulated emission: stimulated-emission-depletion fluorescence microscopy. Opt Lett 19, 780-782 (1994).
7.Ding, J.B., Takasaki, K.T. & Sabatini, B.L. Supraresolution imaging in brain slices using stimulated-emission depletion two-photon laser scanning microscopy. Neuron 63, 429-437 (2009).
8.Gustafsson, M.G. Surpassing the lateral resolution limit by a factor of two using structured illumination microscopy. Journal of microscopy 198, 82-87 (2000).
9.York, A.G. et al. Resolution doubling in live, multicellular organisms via multifocal structured illumination microscopy. Nat Methods 9, 749-754 (2012).
10.Serge, A., Bertaux, N., Rigneault, H. & Marguet, D. Dynamic multiple-target tracing to probe spatiotemporal cartography of cell membranes. Nat Methods 5, 687-694 (2008).
11.Dedecker, P., Duwe, S., Neely, R. K. & Zhang, J. Localizer: fast, accurate, open-source, and modular software package for superresolution microscopy. Journal of biomedical optics 17, 126008 (2012).
Claims (20)
- 試料の以下の構造化照明によって取り込まれた画像の処理方法であって、前記方法は、各取り込み画像内の複数の発光スポットを識別し;それらの直径が集光光学系の予想される点像分布関数(PSF)の直径と一致する場合に、該複数の発光スポットの焦点が合っているか否かを識別することによる更なる処理に適した検証を行い;及び前記検証された複数の発光スポットから前記試料の強調画像を再構築するステップを含む、方法。
- 各取り込み画像内の複数の発光スポットを識別し;識別された各スポットの中心を決定し、識別された各スポットにおける部分画像の同心を抽出し;各部分画像を強調し;抽出された複数の部分画像を複数の強調された部分画像と交換し;及び前記複数の強調された部分画像を含む強調画像を生成するステップを含む、請求項1に記載の方法。
- 複数の発光スポットを識別する前記ステップは、重複する複数の信号を含むように見える画像データの領域に、複数の点像分布関数を繰り返しフィッティングすることを含む、請求項1又は2に記載の方法。
- 複数の発光スポットを識別する前記ステップは、それぞれ可能性ある発光スポットの位置から予想される画像を最初に計算することにより、潜在的に重複する画像データから発光スポットの複数の座標を抽出し;及び、前記可能性ある発光スポットの位置から予想される画像の知識に照らして前記複数の実際の信号を生じる複数の発光スポットの位置を決定するステップを含む、請求項1〜3のいずれか一項に記載の方法。
- 強調画像を再構築する前記ステップは、合成画像のピクセルサイズに対応するように選択されたバイナリサイズの2乗で、前記複数の発光スポットの位置の2次元ヒストグラムを計算し;及びその局所的な強度がバイナリ占有率に比例したピクセル化画像として前記ヒストグラムを表示するステップを含む、請求項1〜4のいずれか一項に記載の方法。
- 強調画像を再構築する前記ステップは、位置データの四分木表現に基づく四分木ベースの適応ヒストグラムを形成することを含む、請求項1〜4のいずれか一項に記載の方法。
- 前記スポットの検証は、均一に蛍光を発する試料を用いて以前に位置を特定したスポットの座標を使用することを含む、請求項1〜6のいずれか一項に記載の方法。
- スポットは、スポット径と信号雑音比とに基づき、一般化尤度比検定(GLRT)分割法を用いて識別される、請求項1〜7のいずれか一項に記載の方法。
- 前記方法は、前記PSFの直径及び/又は、前記PSFの直径からの変化の閾値を選択することにより、前記画像の軸焦点を選択するステップをさらに含む、請求項8に記載の方法。
- それぞれ識別されたスポットの中心は、一定の標準偏差の対称なガウス関数の非線形カーブフィッティングを用いて決定される、請求項1〜9のいずれか一項に記載の方法。
- 部分画像の強調は、ガウスマスク又は前記部分画像のスケーリングを用いて行われる、請求項2〜10のいずれか一項に記載の方法。
- 前記方法は、複数の強調画像のシーケンスから合成画像を生成するステップをさらに含む、請求項1〜11のいずれか一項に記載の方法。
- 前記方法は、複数の異なる条件下で複数の合成画像を生成し、前記複数の合成画像を比較する追加のステップを含む、請求項12に記載の方法。
- 前記方法は、合成画像を生成するために使用される前記シーケンスの画像上の前記選択された複数の位置で、複数の発光スポットを比較するステップを含む、請求項12又は13に記載の方法。
- 試料の連続する複数の分離した点を選択的に照明し;前記照明から生じる複数の画像を取り込み;及び、請求項1〜14のいずれか一項に記載の方法に従って前記複数の画像を処理するステップを含む、超解像画像化方法。
- 前記照明された複数の点が、繰り返し決定される格子パターンに従って並ぶ、請求項15に記載の方法。
- それぞれの照明パターンが強調画像を生成するために使用される、請求項15又は16に記載の方法。
- 前記方法は、複数の強調画像のシーケンスから合成画像を生成するステップをさらに含み、前記シーケンス内の画像の数は、1つの照明パターンにおける照明点の数に関連する、請求項17に記載の方法。
- 超解像撮像装置であって、試料の連続する複数の分離した点を選択的に照明するよう動作するプログラム可能な照明装置;前記照明から生じる複数の画像を取り込むように動作可能な検出装置;及び、請求項1〜18のいずれか一項に記載の方法に従って前記取り込まれた複数の画像を処理するよう動作可能な処理装置、を含む装置。
- 前記プログラム可能な照明装置は、レーザ;複数の音響光学偏向器(AODs)を含むビームステアリング手段;及び音響光学変調器(AOM)を含む補償手段、を含む、請求項19に記載の装置。
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GBGB1318598.8A GB201318598D0 (en) | 2013-10-21 | 2013-10-21 | Improvements in or relating to super-resolution microscopy |
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PCT/GB2014/053137 WO2015059462A2 (en) | 2013-10-21 | 2014-10-21 | Improvements in or relating to super-resolution microscopy |
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EP (1) | EP3060953A2 (ja) |
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JP6355961B2 (ja) * | 2014-04-30 | 2018-07-11 | オリンパス株式会社 | 標本観察装置 |
EP3620838A1 (en) * | 2015-06-02 | 2020-03-11 | Life Technologies Corporation | Systems and methods for calibrating a structured illumination imaging system and for capturing a structured illumination image |
US11676247B2 (en) * | 2017-07-31 | 2023-06-13 | Institut Pasteur | Method, device, and computer program for improving the reconstruction of dense super-resolution images from diffraction-limited images acquired by single molecule localization microscopy |
DE102018114090A1 (de) * | 2018-06-13 | 2019-12-19 | SURFACE CONCEPT GmbH | Bildverarbeitungsvorrichtung und Verfahren zur Bildverarbeitung, insbesondere für ein superauflösendes Mikroskop |
CN111077121B (zh) * | 2019-12-06 | 2020-11-17 | 中国科学院西安光学精密机械研究所 | 空域中直接重构结构光照明超分辨图像的快速方法及系统 |
CN111537477B (zh) * | 2020-04-23 | 2023-02-03 | 华东师范大学 | 一种超快时间分辨率和低激发阈值多光子荧光显微成像系统 |
CN111711750B (zh) * | 2020-06-05 | 2023-11-07 | 腾讯科技(深圳)有限公司 | 基于人工智能的图像处理方法、装置、设备及介质 |
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US7219016B2 (en) * | 2001-04-20 | 2007-05-15 | Yale University | Systems and methods for automated analysis of cells and tissues |
EP1532431A4 (en) | 2002-07-09 | 2010-03-31 | Medispectra Inc | METHODS AND APPARATUSES FOR CHARACTERIZING TISSUE SAMPLES |
EP2030562A3 (en) * | 2003-06-06 | 2009-03-25 | The General Hospital Corporation | Process and apparatus for a wavelength tuning source |
EP2453239B1 (en) * | 2005-05-23 | 2017-04-26 | Harald F. Hess | Optical microscopy with transformable optical labels |
DE102008009216A1 (de) * | 2008-02-13 | 2009-08-20 | Carl Zeiss Microimaging Gmbh | Vorrichtung und Verfahren zum räumlich hochauflösenden Abbilden einer Struktur einer Probe |
WO2009115108A1 (en) * | 2008-03-19 | 2009-09-24 | Ruprecht-Karls-Universität Heidelberg | A method and an apparatus for localization of single dye molecules in the fluorescent microscopy |
EP2110697B1 (en) * | 2008-04-17 | 2016-02-10 | Ruprecht-Karls-Universität Heidelberg | Wave field microscope with sub-wavelength resolution and methods for processing microscopic images to detect objects with sub-wavelength dimensions |
US9213176B2 (en) * | 2008-12-02 | 2015-12-15 | The Regents Of The University Of California | Imaging arrangement and microscope |
DE102009031231A1 (de) * | 2009-06-26 | 2010-12-30 | Carl Zeiss Microlmaging Gmbh | Verfahren und Anordnungen für die Fluoreszenzmikroskopie |
JP2013513823A (ja) * | 2009-12-09 | 2013-04-22 | アプライド プレシジョン インコーポレイテッド | 高速の3次元構造化照明による顕微鏡撮像の方法およびシステム |
US8547533B2 (en) * | 2009-12-28 | 2013-10-01 | The United States Of America, As Represented By The Secretary, Department Of Health And Human Services | Composite probes and use thereof in super resolution methods |
CA2854675C (en) | 2011-11-08 | 2017-08-22 | Universite Laval | Method and system for improving resolution in laser imaging microscopy |
US9696534B2 (en) * | 2012-02-23 | 2017-07-04 | The United States Of America, As Represented By The Secretary, Department Of Health And Human Services | Multi-focal structured illumination microscopy systems and methods |
EP2831497A2 (en) * | 2012-03-29 | 2015-02-04 | École Polytechnique Fédérale de Lausanne (EPFL) | Methods and apparatus for imaging with multimode optical fibers |
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