JP6776672B2 - 品質評価方法及び品質評価装置 - Google Patents
品質評価方法及び品質評価装置 Download PDFInfo
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- 238000013441 quality evaluation Methods 0.000 title claims description 50
- 238000000034 method Methods 0.000 title claims description 37
- 238000002835 absorbance Methods 0.000 claims description 38
- 238000005259 measurement Methods 0.000 claims description 37
- 238000004458 analytical method Methods 0.000 claims description 21
- 230000001678 irradiating effect Effects 0.000 claims description 8
- 238000012854 evaluation process Methods 0.000 claims 1
- 210000004027 cell Anatomy 0.000 description 192
- 238000001228 spectrum Methods 0.000 description 27
- 238000000862 absorption spectrum Methods 0.000 description 24
- 238000001514 detection method Methods 0.000 description 16
- 238000011156 evaluation Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 12
- 238000003384 imaging method Methods 0.000 description 11
- 230000003595 spectral effect Effects 0.000 description 11
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000002776 aggregation Effects 0.000 description 4
- 238000004220 aggregation Methods 0.000 description 4
- 230000001066 destructive effect Effects 0.000 description 4
- 241001465754 Metazoa Species 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000003909 pattern recognition Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 210000000130 stem cell Anatomy 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000012935 Averaging Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002207 metabolite Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000000411 transmission spectrum Methods 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012258 culturing Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013481 data capture Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000000556 factor analysis Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 210000003701 histiocyte Anatomy 0.000 description 1
- 238000010801 machine learning Methods 0.000 description 1
- 210000002901 mesenchymal stem cell Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000012567 pattern recognition method Methods 0.000 description 1
- 238000000513 principal component analysis Methods 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 238000000611 regression analysis Methods 0.000 description 1
- 238000012706 support-vector machine Methods 0.000 description 1
- 230000017423 tissue regeneration Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- 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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/30—Means for regulation, monitoring, measurement or control, e.g. flow regulation of concentration
- C12M41/36—Means for regulation, monitoring, measurement or control, e.g. flow regulation of concentration of biomass, e.g. colony counters or by turbidity measurements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/483—Physical analysis of biological material
- G01N33/4833—Physical analysis of biological material of solid biological material, e.g. tissue samples, cell cultures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/2823—Imaging spectrometer
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Biomedical Technology (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
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- General Physics & Mathematics (AREA)
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- Investigating Or Analysing Materials By Optical Means (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Description
(1)細胞塊に対して近赤外光を含む測定光を照射することにより、当該細胞塊における当該測定光に対する吸光度の分布に係る情報を含む光強度分布情報を取得する取得工程と、
前記取得工程において取得された前記光強度分布情報に基づいて、前記細胞塊の品質を評価する評価工程と、
を有する品質評価方法
である。
(2)細胞塊に対して近赤外光を含む測定光を照射する光源と、
前記光源からの前記測定光の照射によって出射される前記細胞塊からの透過光又は拡散反射光を受光することで当該細胞塊における当該測定光に対する吸光度の分布に係る情報光強度分布情報を取得する受光部と、
前記受光部において受光された前記光強度分布情報に基づいて、前記細胞塊の品質を評価する分析部と、
を有する品質評価装置
である。
最初に本願発明の実施態様を列記して説明する。
(1)細胞塊に対して近赤外光を含む測定光を照射することにより、当該細胞塊における当該測定光に対する吸光度の分布に係る情報を含む光強度分布情報を取得する取得工程と、前記取得工程において取得された前記光強度分布情報に基づいて、前記細胞塊の品質を評価する評価工程と、を有する。
(4)細胞塊に対して近赤外光を含む測定光を照射する光源と、前記光源からの前記測定光の照射によって出射される前記細胞塊からの透過光又は拡散反射光を受光することで当該細胞塊における当該測定光に対する吸光度の分布に係る情報光強度分布情報を取得する受光部と、前記受光部において受光された前記光強度分布情報に基づいて、前記細胞塊の品質を評価する分析部と、を有する。
本発明に係る品質評価方法及び品質評価装置の具体例を、以下に図面を参照しつつ説明する。なお、本発明はこれらの例示に限定されるものではなく、特許請求の範囲によって示され、特許請求の範囲と均等の意味及び範囲内での全ての変更が含まれることが意図される。
Claims (2)
- 細胞塊に対して近赤外光を含む測定光を照射することにより、当該細胞塊における当該測定光に対する吸光度の分布に係る情報を含む光強度分布情報を取得する取得工程と、
前記取得工程において取得された前記光強度分布情報に基づいて、前記光強度分布情報に含まれる前記細胞塊の位置に応じた光強度の情報に含まれる数値を利用して前記細胞塊の品質を評価する評価工程と、
を有する品質評価方法。 - 細胞塊に対して近赤外光を含む測定光を照射する光源と、
前記光源からの前記測定光の照射によって出射される前記細胞塊からの透過光又は拡散反射光を受光することで当該細胞塊における当該測定光に対する吸光度の分布に係る情報を含む光強度分布情報を取得する受光部と、
前記受光部において受光された前記光強度分布情報に基づいて、前記光強度分布情報に含まれる前記細胞塊の位置に応じた光強度の情報に含まれる数値を利用して前記細胞塊の品質を評価する分析部と、
を有する品質評価装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016135943A JP6776672B2 (ja) | 2016-07-08 | 2016-07-08 | 品質評価方法及び品質評価装置 |
PCT/JP2017/016656 WO2018008240A1 (ja) | 2016-07-08 | 2017-04-27 | 品質評価方法及び品質評価装置 |
CN201780042520.0A CN109477793B (zh) | 2016-07-08 | 2017-04-27 | 质量评估方法以及质量评估装置 |
EP17823848.1A EP3483591A1 (en) | 2016-07-08 | 2017-04-27 | Quality evaluation method and quality evaluation device |
US16/235,018 US11092542B2 (en) | 2016-07-08 | 2018-12-28 | Quality evaluation method and quality evaluation device |
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JP2016135943A JP6776672B2 (ja) | 2016-07-08 | 2016-07-08 | 品質評価方法及び品質評価装置 |
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JP2019125249A Division JP6777199B2 (ja) | 2019-07-04 | 2019-07-04 | 品質評価方法及び品質評価装置 |
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JP2018004594A JP2018004594A (ja) | 2018-01-11 |
JP2018004594A5 JP2018004594A5 (ja) | 2019-08-15 |
JP6776672B2 true JP6776672B2 (ja) | 2020-10-28 |
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US (1) | US11092542B2 (ja) |
EP (1) | EP3483591A1 (ja) |
JP (1) | JP6776672B2 (ja) |
CN (1) | CN109477793B (ja) |
WO (1) | WO2018008240A1 (ja) |
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KR101878055B1 (ko) * | 2016-09-01 | 2018-07-16 | 현대자동차주식회사 | 금속성 브레이크 마찰재 |
JP2020094925A (ja) * | 2018-12-13 | 2020-06-18 | 住友電気工業株式会社 | 品質評価方法 |
JP6777199B2 (ja) * | 2019-07-04 | 2020-10-28 | 住友電気工業株式会社 | 品質評価方法及び品質評価装置 |
JP7429662B2 (ja) | 2021-02-15 | 2024-02-08 | アンリツ株式会社 | 検査装置、検査方法、プログラム、及び記録媒体 |
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JP6777199B2 (ja) * | 2019-07-04 | 2020-10-28 | 住友電気工業株式会社 | 品質評価方法及び品質評価装置 |
-
2016
- 2016-07-08 JP JP2016135943A patent/JP6776672B2/ja active Active
-
2017
- 2017-04-27 WO PCT/JP2017/016656 patent/WO2018008240A1/ja unknown
- 2017-04-27 CN CN201780042520.0A patent/CN109477793B/zh active Active
- 2017-04-27 EP EP17823848.1A patent/EP3483591A1/en not_active Withdrawn
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2018
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Publication number | Publication date |
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US11092542B2 (en) | 2021-08-17 |
WO2018008240A1 (ja) | 2018-01-11 |
CN109477793B (zh) | 2022-12-23 |
JP2018004594A (ja) | 2018-01-11 |
CN109477793A (zh) | 2019-03-15 |
EP3483591A4 (en) | 2019-05-15 |
EP3483591A1 (en) | 2019-05-15 |
US20190137389A1 (en) | 2019-05-09 |
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