JP6518260B2 - ポリメラーゼ連鎖反応の方法及び装置 - Google Patents
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L7/00—Heating or cooling apparatus; Heat insulating devices
- B01L7/52—Heating or cooling apparatus; Heat insulating devices with provision for submitting samples to a predetermined sequence of different temperatures, e.g. for treating nucleic acid samples
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
- C12Q1/68—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving nucleic acids
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
- C01G49/08—Ferroso-ferric oxide (Fe3O4)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2200/00—Solutions for specific problems relating to chemical or physical laboratory apparatus
- B01L2200/06—Fluid handling related problems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2200/00—Solutions for specific problems relating to chemical or physical laboratory apparatus
- B01L2200/14—Process control and prevention of errors
- B01L2200/143—Quality control, feedback systems
- B01L2200/147—Employing temperature sensors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2300/00—Additional constructional details
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- B01L2300/023—Sending and receiving of information, e.g. using bluetooth
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2300/00—Additional constructional details
- B01L2300/18—Means for temperature control
- B01L2300/1838—Means for temperature control using fluid heat transfer medium
- B01L2300/1844—Means for temperature control using fluid heat transfer medium using fans
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2300/00—Additional constructional details
- B01L2300/18—Means for temperature control
- B01L2300/1861—Means for temperature control using radiation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
- B01L9/06—Test-tube stands; Test-tube holders
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/32—Thermal properties
Description
実施例
材料及び方法
実施例1粒子の調製及び特性評価
1.1酸化鉄(Fe3O4)粒子の調製
1.2金ナノ粒子の調製
1.3 実施例1.1、1.2の粒子及びカーボンナノチューブ(CNT)の光熱特性の特徴づけ
実施例2実施例1.1のFe 3 0 4 粒子を使用してPCRを行うこと
2.1 実施例1.1のFe304粒子を含むPCR反応の混合物
2.2実施例1.1のFe304粒子からなる容器内でPCR反応を行う
本発明の声明:
102 ユーザ入力装置
112 温度制御回路
114 マイクロ処理器
116 熱制御回路
118 無線通信回路
122 温度センサ
124 容器ホルダー
126 反応容器
128 ファン
132 EMR周波数発生器
Claims (23)
- ポリメラーゼ連鎖反応(PCR)の中で核酸配列を増幅する方法であって、
反応容器において、標的核酸を含む反応混合物を、遷移金属材料を含む複数の粒子と接触させ、100THz〜500THzの周波数の電磁放射(EMR)で前記粒子を照射することを含み、
前記遷移金属材料は、Fe 3 O 4 またはFe 2 O 3 である、方法。 - 前記PCR反応において前記反応混合物の温度を上昇させる速度は、13℃/秒〜15℃/秒である請求項1に記載の方法。
- 前記PCR反応において前記反応混合物温度を低下させる速度は、6℃/秒〜7℃/秒である請求項1に記載の方法。
- 少なくとも1つの前記粒子の流体力学直径は、10nm〜1200nmである請求項1に記載の方法。
- 少なくとも1つの前記粒子の流体力学直径は、200nm〜1200nmである請求項1に記載の方法。
- 少なくとも1つの前記粒子の流体力学直径は、60nm〜150nmである請求項1に記載の方法。
- 前記標的核酸は、標的DNAであり、
電磁放射で前記粒子を照射することは、
前記反応混合物の温度を80℃〜105℃である第一温度範囲まで上昇させて0.5分〜1分間維持し、これにより、前記標的DNAを変性させることと、
前記反応混合物の温度を35℃〜65℃である第二温度範囲まで上昇させて0.5分〜1分維持し、これにより、一対のプライマーを前記変性した標的DNAとハイブリダイズさせることと、
前記反応混合物の温度を40℃〜80℃である第三温度範囲まで上昇させて0.5分〜5分維持し、これにより、伸長合成の方法によって標的核酸配列を増幅することと、を含む請求項1に記載の方法。 - ポリメラーゼ連鎖反応(PCR)で標的核酸配列を増幅する装置であって、
ユーザ入力デバイスと通信可能に接続され、前記ユーザ入力デバイスから命令を受信して受信した命令を実行するマイクロ処理器と、
前記マイクロ処理器と通信可能に接続され、試薬及び粒子を容納する反応容器と、
前記反応容器及びマイクロ処理器と通信可能に接続されている温度センサと、
前記マイクロ処理器と通信可能に接続され、100THz〜500THzの周波数のEMRを前記反応容器にガイドするよう構成された電磁放射(EMR)発生器とを含み、
前記粒子は遷移金属材料を含み、
前記遷移金属材料は、Fe 3 O 4 またはFe 2 O 3 である、装置。 - 前記EMR発生器は、周波数が300THz〜400THzのEMRを生成するように構成される請求項8に記載の装置。
- 前記反応容器の前記温度センサを制御するための温度制御回路と、
前記EMR発生器から生成されたEMR周波数の強度を調節するための熱制御回路とを更に備え、
前記マイクロ処理器は、前記温度制御回路及び前記熱制御回路と接続されている請求項8に記載の装置。 - 前記標的核酸は、標的DNAであり、
前記マイクロ処理器は、
前記標的DNAを変性させるために、前記標的DNAを含む反応混合物の温度を80℃〜105℃である第一温度範囲まで上昇させて0.5分〜1分間維持し、
一対のプライマーを前記変性した標的DNAとハイブリダイズさせるために、前記反応混合物の温度を35℃〜65℃である第二温度範囲まで上昇させて0.5分〜1分間維持し、
伸長合成の方法によって前記標的核酸配列を増幅するために、前記反応混合物の温度を40℃〜80℃である第三温度範囲まで上昇させて0.5分〜5分間維持するように構成されている請求項10に記載の装置。 - 前記ユーザ入力デバイスと無線通信を行う無線通信回路を更に備える請求項8に記載の装置。
- 少なくとも1つの前記粒子の流体力学直径は、10nm〜1200nmである請求項8に記載の装置。
- 少なくとも1つの前記粒子の流体力学直径は、200nm〜1200nmである請求項8に記載の装置。
- 少なくとも1つの前記粒子の流体力学直径は、60nm〜150nmである請求項8に記載の装置。
- 前記ユーザ入力デバイスは、携帯電話、ラップトップパソコン及びタブレットパソコンの1つである請求項8に記載の装置。
- 前記装置は、500cm3以下の体積を有する請求項8に記載の装置。
- 前記反応容器の表面には、遷移金属材料を含むナノ粒子の1つまたは複数のフィルム、コーティングまたはレイヤーを含む請求項8に記載の装置。
- 少なくとも1つの前記粒子の流体力学直径は、10nm〜1200nmである請求項18に記載の装置。
- 少なくとも1つの前記粒子の流体力学直径は、200nm〜1200nmである請求項18に記載の装置。
- 少なくとも1つの前記粒子の流体力学直径は、60nm〜150nmである請求項18に記載の装置。
- マイクロ流体のバイオチップであって、前記マイクロ流体のバイオチップは、請求項8に記載の装置を含む。
- PCR装置で300〜400THzである周波数の電磁放射(EMR)に照射された後、熱を産生するための、50〜200nmの流体力学直径を持つ、遷移金属酸化物を含むナノ粒子であって、当該遷移金属酸化物はFe 3 O 4 またはFe 2 O 3 であるナノ粒子の使用。
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