JP2013507630A - 溶液中でミクロンサイズの物体を検出するための光学的検出方法 - Google Patents
溶液中でミクロンサイズの物体を検出するための光学的検出方法 Download PDFInfo
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N15/1429—Signal processing
- G01N15/1433—Signal processing using image recognition
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/40—Concentrating samples
- G01N1/4022—Concentrating samples by thermal techniques; Phase changes
- G01N2001/4027—Concentrating samples by thermal techniques; Phase changes evaporation leaving a concentrated sample
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N2015/1006—Investigating individual particles for cytology
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N2015/1481—Optical analysis of particles within droplets
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- Chemical & Material Sciences (AREA)
- Immunology (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Dispersion Chemistry (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
Description
― I=画像の各画素の振幅、
― μ=ノイズを表わすと考えられる領域における、画素の平均振幅
― σ=ノイズを表わすと考えられる領域における、画素の振幅の標準偏差
である。
― 病院、製薬又は食品加工の環境における、細菌及び真菌の含有量に関する空気品質のモニタリングと、
― 微生物、細胞生物学、及び細胞病理学を含む前臨床研究用の診断測定及び診断ツールと、
― 体液中の生物学的粒子の濃度測定と
が挙げられ得る。
Claims (12)
- 密着型イメージング装置を用いてミクロンサイズ又は1μm未満の粒子あるいは有機体を検出するための、光学的検出方法であって、前記粒子(P)又は有機体が液滴(G)中に浸漬され、そして前記検出が感光電池又は感光素子のマトリックス(3)を用いて行われ、前記方法が、前記液滴の蒸発している間に行われる、少なくとも1つの第一の検出ステップを含むことを特徴とする光学的検出方法。
- 前記方法が、前記液滴の蒸発後に行われる、少なくとも1つの第二の検出ステップを含むことを特徴とする、請求項1に記載の光学的検出方法。
- 前記液滴をその蒸発部分から分離する界面(Z)において、前記検出が前記液滴の周辺で行われることを特徴とする、請求項1に記載の光学的検出方法。
- 前記方法が、前記液滴の蒸発している間に規則的な時間間隔で行われる、検出ステップの連続を含むことを特徴とする、請求項1〜3のいずれか一項に記載の光学的検出方法。
- 各検出ステップが、所与の平面において見出される、粒子又は有機体の分布の測定を可能にし、前記平面が、蒸発時間に依存する、前記感光素子のマトリックスから離れて位置し、得られた粒子又は有機体の前記分布の組み合わせが、当初の蒸発していない液滴内における粒子又は有機体の三次元分布が、再構成されることを可能にすることを特徴とする、請求項4に記載の光学的検出方法。
- 前記液体が水又は生理的緩衝液であることを特徴とする、請求項1〜5のいずれか一項に記載の光学的検出方法。
- 前記生理的緩衝液が、トリスヒドロキシメチルアミノメタン(tris(hydroxymethyl)aminomethane)の略称を示す、“Tris”であることを特徴とする、請求項1〜6のいずれか一項に記載の光学的検出方法。
- 前記液体が、湿潤剤を加えることにより湿潤状態にされることを特徴とする、請求項1〜7のいずれか一項に記載の光学的検出方法。
- 前記液体中の前記湿潤剤の体積濃度が、数百分の1%〜数%の間にあることを特徴とする、請求項8に記載の光学的検出方法。
- 前記液滴が透明のスライド上又はセンサーの表面上に置かれている、請求項1〜9のいずれか一項に記載の光学的検出方法。
- 前記液滴を支持する前記スライドが官能化されることを特徴とする、請求項1〜10のいずれか一項に記載の光学的検出方法。
- 保持部の上に置かれている前記液滴が周囲温度に対して冷却される、請求項10又は11のいずれかに記載の光学的検出方法。
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FR0904966 | 2009-10-16 | ||
FR0904966A FR2951542B1 (fr) | 2009-10-16 | 2009-10-16 | Procede de detection optique d'objets micrometriques en solution |
PCT/EP2010/065382 WO2011045360A1 (fr) | 2009-10-16 | 2010-10-14 | Procédé de détection optique d'objets micrométriques en solution |
Related Child Applications (1)
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JP2015222347A Division JP2016057307A (ja) | 2009-10-16 | 2015-11-12 | 溶液中でミクロンサイズの物体を検出するための光学的検出方法 |
Publications (2)
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JP2013507630A true JP2013507630A (ja) | 2013-03-04 |
JP5987249B2 JP5987249B2 (ja) | 2016-09-07 |
Family
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JP2012533626A Active JP5987249B2 (ja) | 2009-10-16 | 2010-10-14 | 溶液中でミクロンサイズの物体を検出するための光学的検出方法 |
JP2015222347A Pending JP2016057307A (ja) | 2009-10-16 | 2015-11-12 | 溶液中でミクロンサイズの物体を検出するための光学的検出方法 |
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JP2015222347A Pending JP2016057307A (ja) | 2009-10-16 | 2015-11-12 | 溶液中でミクロンサイズの物体を検出するための光学的検出方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8605265B2 (ja) |
EP (1) | EP2488847B1 (ja) |
JP (2) | JP5987249B2 (ja) |
CN (1) | CN102575977A (ja) |
FR (1) | FR2951542B1 (ja) |
IN (1) | IN2012DN03099A (ja) |
WO (1) | WO2011045360A1 (ja) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016507059A (ja) * | 2013-02-06 | 2016-03-07 | アレンティック マイクロサイエンス インコーポレイテッド | サンプルを代表する光を検出すること及び利用すること |
JP2016511831A (ja) * | 2013-02-28 | 2016-04-21 | コミサリヤ ア レネルジ アトミク エ ウ エネルジ アルタナティブ | 生物学的実体等の少なくとも一つの対象物を観察するための方法、及び関連した撮像システム |
US9989750B2 (en) | 2013-06-26 | 2018-06-05 | Alentic Microscience Inc. | Sample processing improvements for microscopy |
US10114203B2 (en) | 2009-10-28 | 2018-10-30 | Alentic Microscience Inc. | Microscopy imaging |
US10502666B2 (en) | 2013-02-06 | 2019-12-10 | Alentic Microscience Inc. | Sample processing improvements for quantitative microscopy |
US10620234B2 (en) | 2009-10-28 | 2020-04-14 | Alentic Microscience Inc. | Microscopy imaging |
US12022236B2 (en) | 2009-10-28 | 2024-06-25 | Alentic Microscience Inc. | Detecting and using light representative of a sample |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8767069B2 (en) * | 2010-06-30 | 2014-07-01 | Luminex Corporation | Apparatus, system, and method for increasing measurement accuracy in a particle imaging device using light distribution |
FR2991457B1 (fr) * | 2012-06-01 | 2014-07-18 | Commissariat Energie Atomique | Procede et systeme de caracterisation de la vitesse de deplacement de particules contenues dans un liquide, telles que des particules sanguines |
FR2993276B1 (fr) | 2012-07-12 | 2015-07-24 | Commissariat Energie Atomique | Composition pour la detection optique de particules, comprenant de l'eau, les particules, un surfactant et un polymere hydrophile, systeme et procede de detection optique associes |
FR2993372B1 (fr) * | 2012-07-13 | 2015-04-10 | Commissariat Energie Atomique | Procede et systeme de reconstruction de proprietes optiques d'objets diffractants baignant dans un milieu liquide |
FR2998493B1 (fr) * | 2012-11-27 | 2015-02-13 | Commissariat Energie Atomique | Procede de formation d'un film liquide sur un support |
JP2016522880A (ja) * | 2013-03-15 | 2016-08-04 | リチャード・ハリー・ターナー | 体液内の粒子及び可溶化学物質の体外での検出のためのシステムおよび方法 |
FR3041474A1 (fr) | 2015-09-23 | 2017-03-24 | Commissariat Energie Atomique | Dispositif d’imagerie sans lentille et procede d’observation associe |
FR3062209B1 (fr) * | 2017-01-25 | 2021-08-27 | Commissariat Energie Atomique | Detecteur optique de particules |
CN108844936A (zh) * | 2018-07-09 | 2018-11-20 | 领航基因科技(杭州)有限公司 | 一种三维液滴检测系统及检测方法 |
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-
2009
- 2009-10-16 FR FR0904966A patent/FR2951542B1/fr active Active
-
2010
- 2010-10-14 CN CN201080046308XA patent/CN102575977A/zh active Pending
- 2010-10-14 US US12/994,460 patent/US8605265B2/en active Active
- 2010-10-14 IN IN3099DEN2012 patent/IN2012DN03099A/en unknown
- 2010-10-14 EP EP10765440.2A patent/EP2488847B1/fr active Active
- 2010-10-14 JP JP2012533626A patent/JP5987249B2/ja active Active
- 2010-10-14 WO PCT/EP2010/065382 patent/WO2011045360A1/fr active Application Filing
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2015
- 2015-11-12 JP JP2015222347A patent/JP2016057307A/ja active Pending
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Also Published As
Publication number | Publication date |
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FR2951542B1 (fr) | 2011-12-02 |
FR2951542A1 (fr) | 2011-04-22 |
IN2012DN03099A (ja) | 2015-09-18 |
EP2488847A1 (fr) | 2012-08-22 |
JP2016057307A (ja) | 2016-04-21 |
US8605265B2 (en) | 2013-12-10 |
WO2011045360A1 (fr) | 2011-04-21 |
JP5987249B2 (ja) | 2016-09-07 |
US20110228256A1 (en) | 2011-09-22 |
EP2488847B1 (fr) | 2017-11-15 |
CN102575977A (zh) | 2012-07-11 |
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