JP2018179991A - 赤外分光分析に使用するための微生物試験標準 - Google Patents
赤外分光分析に使用するための微生物試験標準 Download PDFInfo
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Abstract
Description
Claims (15)
- 少なくとも2つの、閉じたときに液密となる再封止可能な容器を有し、該容器のそれぞれが、ある微生物の所定量の乾燥バイオマスを含み、該異なる容器中の該微生物は、少なくとも1つの特性において相違しており、該相違はそれ自体、所定の微生物間スペクトル距離に表われる、赤外分光分析に使用するための微生物試験標準。
- 前記少なくとも1つの特性が、種、亜種、菌株、血清型、病原型、毒素型、及び変種からなる群から選択される、請求項1に記載の微生物試験標準。
- 前記乾燥バイオマスが滅菌されている、請求項1に記載の微生物試験標準。
- 前記乾燥バイオマスが減圧乾燥されたペレットからなる、請求項1に記載の微生物試験標準。
- 前記微生物が、1つの細菌種の異なる菌株に属する、請求項1に記載の微生物試験標準。
- 前記容器がねじ式キャップを有する、請求項1に記載の微生物試験標準。
- 請求項1に記載の微生物試験標準を使用する方法であって、
サンプルスポット配列を有する、赤外分光分析用のサンプル支持プレートを提供することと、
溶媒を加えることによって、前記容器内の前記バイオマスを再懸濁させることと、
該各容器から、所定量の該懸濁液を取り出し、これを所定数のサンプルスポットに配置することと、
該サンプルスポット上の該懸濁液を乾燥させることと、
該サンプルスポットの赤外スペクトルを取得することと、
異なる該サンプルスポットの該赤外スペクトルにおけるスペクトルシグネチャ間の微生物間スペクトル距離を計算することと、
該スペクトル距離が所定範囲の外かどうかを判定することと、を含む、方法。 - 前記スペクトル距離が、所定の波数範囲内にある前記微生物スペクトルシグネチャから計算され、所定の距離に対応する、請求項7に記載の方法。
- 前記所定の波数範囲が、約1,300〜800 cm-1である、請求項8に記載の方法。
- 前記異なるサンプルスポットの前記赤外スペクトルの前記スペクトルシグネチャ間の前記微生物内スペクトル距離が計算され、これによりスペクトル再現性を調べる、請求項7に記載の方法。
- 前記微生物内スペクトル距離の前記所定範囲が、最大距離Aまで延長され、該最大距離Aは、前記取得の前記再現性のための測定値であり、また更に、前記微生物間スペクトル距離の前記所定範囲に対して、最小距離Bから延長され、該最小距離Bは、該取得のスペクトル特異性のための測定値である、請求項10に記載の方法。
- 前記再懸濁のための前記溶媒が、蒸留水及び/又は脱イオン水を含む、請求項7に記載の方法。
- 前記再懸濁が、前記容器の振盪、又は混合ピペット操作によって促進される、請求項7に記載の方法。
- スペクトル距離が前記所定範囲外にあるときに、(警告の) タグが前記IRスペクトルに添付される、請求項7に記載の方法。
- 前記微生物懸濁液の複数の複製物が、前記サンプル支持プレート上に適用される、請求項7に記載の方法。
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| DE102017108278.6A DE102017108278B4 (de) | 2017-04-19 | 2017-04-19 | Mikrobieller Teststandard für die Verwendung in der Infrarot-Spektrometrie |
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| JP (1) | JP6797857B2 (ja) |
| KR (1) | KR102087069B1 (ja) |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021135282A (ja) * | 2020-02-27 | 2021-09-13 | ブルーカー ダルトニック ゲーエムベーハー | 微生物の分光測定解析のための方法 |
| KR20220038602A (ko) * | 2019-07-30 | 2022-03-29 | 알리팍스 에스알엘 | 미생물을 동정하는 방법 및 시스템 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102017108278B4 (de) * | 2017-04-19 | 2019-03-07 | Bruker Daltonik Gmbh | Mikrobieller Teststandard für die Verwendung in der Infrarot-Spektrometrie |
| CN109811032B (zh) * | 2019-01-04 | 2022-03-08 | 山东省科学院海洋仪器仪表研究所 | 一种海水微生物量光谱检测方法 |
| US11726034B2 (en) * | 2019-03-07 | 2023-08-15 | Missouri State University | IR spectra matching methods |
| CN110779878B (zh) * | 2019-10-31 | 2021-12-31 | 中国疾病预防控制中心传染病预防控制所 | 微生物分析用傅里叶变换红外光谱仪校正标准品及试剂盒 |
| CN112861412A (zh) * | 2019-11-27 | 2021-05-28 | 国能生物发电集团有限公司 | 基于近红外光谱主成分和神经网络的生物质挥发分含量测量与建模方法 |
| FR3103900B1 (fr) * | 2019-11-29 | 2024-07-19 | Univ Du Mans | Méthode d'identification rapide de microorganismes par analyse de matrices excitation-émission |
| CN110863032A (zh) * | 2019-12-05 | 2020-03-06 | 广东省生物工程研究所(广州甘蔗糖业研究所) | 一种微生物检测方法 |
| CN115144362B (zh) * | 2022-06-22 | 2025-01-28 | 四川启睿克科技有限公司 | 基于标准校准板的光谱模型自适应方法 |
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Cited By (6)
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| KR20220038602A (ko) * | 2019-07-30 | 2022-03-29 | 알리팍스 에스알엘 | 미생물을 동정하는 방법 및 시스템 |
| JP2022547771A (ja) * | 2019-07-30 | 2022-11-16 | アリファックス ソチエタ レスポンサビリタ リミタータ | 微生物を同定する方法およびシステム |
| JP7499795B2 (ja) | 2019-07-30 | 2024-06-14 | アリファックス ソチエタ レスポンサビリタ リミタータ | 微生物を同定する方法およびシステム |
| KR102763678B1 (ko) | 2019-07-30 | 2025-02-05 | 알리팍스 에스알엘 | 미생물을 동정하는 방법 및 시스템 |
| JP2021135282A (ja) * | 2020-02-27 | 2021-09-13 | ブルーカー ダルトニック ゲーエムベーハー | 微生物の分光測定解析のための方法 |
| JP7100097B2 (ja) | 2020-02-27 | 2022-07-12 | ブルカー ダルトニクス ゲーエムベーハー ウント コー.カーゲー | 微生物の分光測定解析のための方法 |
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| Publication number | Publication date |
|---|---|
| DK3392342T3 (da) | 2019-08-26 |
| CN115109825A (zh) | 2022-09-27 |
| JP6797857B2 (ja) | 2020-12-09 |
| EP3392342A1 (de) | 2018-10-24 |
| CN108728511A (zh) | 2018-11-02 |
| US11802833B2 (en) | 2023-10-31 |
| US20180306711A1 (en) | 2018-10-25 |
| DE102017108278B4 (de) | 2019-03-07 |
| DE102017108278A1 (de) | 2018-10-25 |
| KR20180117564A (ko) | 2018-10-29 |
| ES2743042T3 (es) | 2020-02-18 |
| KR102087069B1 (ko) | 2020-03-10 |
| CN108728511B (zh) | 2022-07-01 |
| US10942118B2 (en) | 2021-03-09 |
| EP3392342B1 (de) | 2019-06-12 |
| US20210156796A1 (en) | 2021-05-27 |
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