WO2002034905A1 - Procédé d'amplification de gènes - Google Patents
Procédé d'amplification de gènes Download PDFInfo
- Publication number
- WO2002034905A1 WO2002034905A1 PCT/JP2001/009490 JP0109490W WO0234905A1 WO 2002034905 A1 WO2002034905 A1 WO 2002034905A1 JP 0109490 W JP0109490 W JP 0109490W WO 0234905 A1 WO0234905 A1 WO 0234905A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- gene
- pressure
- fluid
- reaction
- nucleic acid
- Prior art date
Links
Classifications
-
- 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
- C12Q1/6844—Nucleic acid amplification reactions
Definitions
- the present invention relates to a method for amplifying a gene using a nucleic acid synthase. More specifically, the present invention relates to a gene amplification method using at least one high-pressure fluid selected from the group consisting of a supercritical fluid, a subcritical fluid, a high-pressure gas, and a liquid as a reaction medium.
- a high-pressure fluid selected from the group consisting of a supercritical fluid, a subcritical fluid, a high-pressure gas, and a liquid as a reaction medium.
- nucleic acid sequences such as deoxyliponucleic acid (DNA) and ribonucleic acid (RNA)
- DNA deoxyliponucleic acid
- RNA ribonucleic acid
- a method of performing amplification using an appropriate thermostable enzyme while controlling the reaction temperature is an effective means.
- many methods for amplification of DNA and RNA have been reported (Mineo Tanba, "Chemical Synthesis of DNA", Hirokawa Shoten (1992)).
- the polymerase chain reaction (PGR) method is a method for directly amplifying short RNA or DNA fragments in the genome.
- Amplification of the gene by PCR is performed by dissociating the target gene in the presence of the target gene, a primer (probe) complementary to the target gene, a nucleic acid and a heat-resistant nucleic acid synthetase, and (ii) dissociating the target gene.
- Anneal the primer (or probe) with the target gene hybrid (Iii) a process of performing a chain extension reaction (gene synthesis reaction) as one cycle, and repeating this process to amplify the gene.
- the dissociation and chain elongation reactions of this gene are controlled at appropriate temperatures. However, it takes a long time from gene amplification to detection, and is expensive due to the use of a special enzyme. There is.
- single-stranded DNA of a polymer usually has a complicated structure. Hybridization of a single-stranded DNA probe of a macromolecule having such a complex structure to a target gene takes time, or the proofreading activity of a heat-resistant enzyme used for amplification is weak. There are problems such as high frequency of errors.
- acrylic acid having a fluoroalkyl group in supercritical diacid carbon Radical polymerization reaction of estenole (DeSimone et al., Science, 265, 356 (1994)), non-catalytic hydrogenation reaction (Jessop et al., Nature, 368, 231 (1 994)), and enzymatic reactions (O. Aaltonen and M. Rantakyla, CHEMTECH, 4, 240 (1991)).
- the present inventors have already developed a gene synthesis and cleavage technology using supercritical carbon dioxide (Japanese Patent Application Laid-Open No. 11-206371).
- thermostable nucleic acid synthase to amplify a gene while controlling the temperature. Disclosure of the invention
- an object of the present invention is to provide a technique for amplifying a gene by using a supercritical fluid to reduce errors in power gene amplification.
- the present invention relates to a gene amplification method for amplifying a gene by annealing a primer to a target gene and using a heat-resistant nucleic acid synthase, comprising a supercritical fluid, a subcritical fluid, a high-pressure gas, and a liquid.
- the present invention relates to a gene amplification method using at least one kind of high-pressure fluid selected from the group consisting of:
- the fluid is a supercritical fluid, and controls at least one of working pressure or temperature to amplify genes and reduce errors in synthesized genes.
- the fluid is a supercritical fluid of carbon dioxide.
- thermostable nucleic acid synthetase is coated with a surfactant or a lipid, and more preferably, the surfactant is isooctylsodium sulfasuccinate, sorbitan monostearate or polio. Xylethylene octyl phenyl ether, and the lipid is lecithin.
- FIG. 1 is a diagram showing an apparatus for performing gene amplification using supercritical carbon dioxide as a reaction medium.
- Figure 2 shows the results of D amplification with Taq polymerase using the device shown in Figure 1.
- FIG. 3 is an agarose gel electrophoresis photograph of a DNA fragment amplified by the apparatus of FIG. 1 using (A) KOD polymerase and (B) Pfu polymerase.
- Fig. 4 shows the results of using the conventional PCR amplification product (P) and supercritical carbon dioxide.
- an object of the present invention is to provide a technique for amplifying a gene using a high-pressure fluid and reducing an error in gene amplification.
- the reaction medium in the present invention is characterized in that it is a high-pressure fluid. Fluids are liquids and gases in a flowing state. High pressure is a pressure above atmospheric pressure, usually above 7.3 MPa. The temperature is lower than the temperature at which the thermostable nucleic acid synthase is not inactivated, and generally lower than 100 ° C. However, in the case of KOD polymerase, it differs depending on the enzyme, for example, it does not inactivate even at temperatures exceeding 100 ° C.
- Fluids include supercritical fluids, subcritical fluids, high pressure gases, and liquids.
- the fluid may be composed of a single gas or liquid, may be a mixture of two or more different gases or different liquids, or may be a mixture of gas and liquid.
- the supercritical fluid, subcritical fluid, high-pressure gas, and liquid used in the present invention Although not particularly limited, for example, compounds (gases) known to have utility as supercritical fluids such as carbon dioxide, methane, ethane, propane, ethylene, and ammonia are preferably used. These fluids have the advantage of not contaminating the environment due to their easy recovery, in addition to the operational advantage of not inactivating the gene after the reaction.
- Preferred fluids are supercritical fluids.
- the supercritical fluid of carbon dioxide has a critical temperature of relatively close to room temperature of 304.2 K, is harmless, and can control the reaction only by pressure operation. It is most preferably used because it has excellent advantages such as no problem of residual solvent.
- the following organic solvent may be added to the fluid.
- Aliphatic alcohols such as methanol, ethanol and 1-propanol
- aliphatic ketones such as acetone, methyl ethyl ketone and cyclohexanone
- aromatic hydrocarbons such as benzene, toluene, xylene, tetrahydrafuran and dimethylformamide; .
- the target gene used in the present invention refers to a gene that becomes a type II gene amplification reaction. If it is a DNA or RNA, its origin and size are not particularly limited, but are about 10 kb. Larger DNA sizes are preferred.
- the primer (probe) used in the present invention is not particularly limited, and usually, a pair of a primer near the 5 'end and a primer near the 3' end of the target gene (type II) is used in a pair. Primers may be synthesized according to the target gene, or commercially available primers may be used if available. For example, when pBluescriptSK + is used as a target gene, KS primer, M13 (1 acZ) primer, SK primer, T3 primer, T7 primer and the like can be used.
- thermostable nucleic acid synthetase used in the present invention is not particularly limited, and is generally used. Heat-resistant nucleic acid synthetase that has been used.
- Pfu polymerase from Pyrococcus furiosus
- Taq polymerase from Themus aquaticus
- Tth polymerase from Themus thermophilius HBB
- KOD polymerase from Pyrococcus Kodakaraensis K0D1
- thermostable nucleic acid synthases can be used as they are, but are preferably coated with a surfactant or lipid to maintain the activity even in a high-pressure supercritical fluid and promote the reaction efficiently.
- surfactants used for coating include, but are not limited to, isooctyl sodium sulfasuccinate, sorbitan monostearate, polyoxyethylene octyl / rephenyl ether, and the like.
- lipids used for coating include lecithin.
- thermostable nucleic acid synthase is carried out, for example, by adding an enzyme aqueous solution of 2 ⁇ g / ml and a solvent (preferably isooctane) in which a surfactant (preferably isooctyl sodium sulfasuccinate) is dissolved.
- a surfactant preferably isooctyl sodium sulfasuccinate
- the mixing is performed by mixing the surfactant and the solvent in a weight ratio of 10: 1: 25, mixing with a homogenizer for 10 minutes, and drying the mixed solution at room temperature.
- the reaction cell was coated with a target gene, a primer (probe), a nucleic acid mixture (dNTP: a mixture of dATP, dCTP, dTTP and dGTP), and preferably a surfactant or lipid.
- a primer probe
- dNTP nucleic acid mixture
- the heat-resistant nucleic acid synthase is charged, for example, by introducing carbon dioxide, preferably in a supercritical state.
- the reaction is controlled by controlling at least one of the working pressure or temperature.
- the dissociation and annealing reaction of the target gene is performed by adjusting the pressure or temperature so as to be about 90 to 98 ° C, preferably 93 to 95 ° C.
- the amplification reaction (chain extension reaction) is carried out at about 65-85 ° C, preferably 69-76 ° C. It is performed by adjusting the pressure or temperature so as to be as follows.
- a high-pressure reactor since the reaction is performed in a high-pressure fluid, a high-pressure reactor is used.
- a high-pressure reactor is used as the amplification device used in the present invention.
- a device using a supercritical fluid as shown in FIG. 1 can be used.
- the amplification device will be described with reference to FIG.
- the amplifying device is composed of a boosting section from cylinder 1 to stop valve V2, an amplification reaction section from stop pulp V4 to stop pulp V6, and an analysis and recovery section downstream thereof.
- the pressurizing section has two pressurizing pumps 4A and 4B for carbon dioxide as a supercritical fluid or the like and a solution.
- the carbon dioxide cylinder 1 is a siphon-type cylinder for sending liquid carbon dioxide to the pressure increasing pump 4A.
- a drying pipe 2 is arranged between the cylinder 1 and the pump 4A in order to remove moisture in the liquid carbon dioxide sent from the cylinder 1.
- the specifications of the drying tube 2 are material SUS316, maximum working pressure 20MPa, inner diameter 35.5mm, length 31 Omm.
- As the desiccant for example, a molecular sieve (1/16 inch Pellet) manufactured by GL Science Co., Ltd. is used.
- the liquid carbon dioxide from which water has been removed by the drying tube 2 is cooled by ethylene glycol kept at about 15 ° C by a cooling unit 6 (BL-22 made by Yamato Scientific), and the pressure is increased by a pump 4A (gas supply pump). Is sent to
- the booster pump 4 A is a single plunger pump APS—5 L for high pressure manufactured by GL Science Co., Ltd. (maximum pressure 58.8 MPa, normal pressure 49. OMPa, flow rate 0.5 to 5.2 ml-min " 1
- the head of the pump for sending carbon dioxide is equipped with a cooling unit to prevent vaporization of liquid carbon dioxide.
- Additives, deprotecting agents or condensing agents are placed in sample bottle 7. Put The sample bottle 7 is installed upstream of the pressure increasing pump 4B.
- the eluent pressurized by the pressurizing pump 4B passes through the stop valve V2, is mixed with the pressurized carbon dioxide in front of the stop valve V4, and is supplied to the column separation unit.
- stop pulp V3 is installed for discharging the eluent.
- a bonnet-type flow control stop valve SS-0KS2BKB made by Whity is used for the stop valve.
- FT4-10 type manufactured by GL Science Co., Ltd. is used as the filter 3A.
- the average pore size of the filter is about 10 jam.
- the pressure in the system is set to an arbitrary pressure by a pressure control valve VI.
- TES COM's 26-1-72 2-24 is used as the pressure control valve VI.
- This valve can control the pressure in the system with ⁇ 0. IMP a, and the maximum working pressure is 41.5 MPa (4 15 bar).
- the pressure in the system is measured with a Bourdon-type pressure gauge 5 A (LC Science Co., Ltd. LC-350; maximum operating pressure 34.3 MPa).
- This pressure gauge has an upper limit contact output terminal, and is set to turn off the power of the booster pump 4 A at the specified pressure.
- the pressure gauge is tested using an economic pressure gauge PE-33-A (strain gauge type, accuracy: ⁇ 0.3%) manufactured by Shisoken Co., Ltd.
- a stop valve V4 is installed between the booster and the extractor.
- the stop valve is manufactured by GL Science Co., Ltd.
- Wa y Valve 0 2— 0 1 20 (maximum operating pressure 98, OMPa) is used.
- a safety valve 8A is installed between the booster and the column separator to ensure safety.
- the safety valve is a Nupro spring-operated type and is adjusted and operated so that the pressure in the system operates at 34.3 MPa.
- Mosquito All other parts are made of 1/8 inch stainless steel tube (material: SUS316, outer diameter: 3.175 cm, inner diameter: 2.17 mm).
- the liquid carbon dioxide and the eluent supplied from the pressurizing unit are sent to a preheating column (not shown) provided on the heating plate 11.
- the preheating column is used to heat a solvent (such as carbon dioxide) to the equilibrium temperature and turn it into a supercritical fluid.
- a solvent such as carbon dioxide
- 1 / 8-inch stainless steel tube material: SUS316, outer diameter 3.175 thigh, inner diameter 2.17 cm
- It has a length of about 4m
- the carbon dioxide which has been converted into a supercritical fluid by the preheating column, passes together with the reaction solution through a check valve 10 (Nuplo SS—CH S4-10: maximum working pressure: 41.2 MPa) that prevents the backflow of the fluid, and enters the reaction column 13. be introduced.
- the reaction column 13 is provided in the six-way valve 9A, and the pipes can be washed by switching the six-way valve 9A except during the amplification operation using the reaction column 13.
- the 6-way valve 9B (Leodyne 7125, manufactured by GL Sciences Inc.) has a built-in injector, from which a sample can be introduced.
- stop valves V5 and V6 are installed to discharge the pressure in the ram.
- a high-pressure switching valve HPV-6 (maximum operating pressure: 34.3 MPa) manufactured by GL Science Co., Ltd. is used for the 9-way valve 9A.
- a hood made of white tea and a body-type flow control stop valve SS-OKS 2BKB are used as the stop valves V5 and V6, a hood made of white tea and a body-type flow control stop valve SS-OKS 2BKB are used.
- the pressure after passing through the column is measured by 5 B and adjusted to the set pressure by the flow control valve V7.
- the pressure gauge is a pullon type, and LCG-350 (maximum working pressure 34.3 MPa) manufactured by GL Sciences Co., Ltd. is used.
- the test pressure gauge, Tsukasa Hakaken Co. economy Pressure Gauge PE- 33- A strain gauge type, precision ⁇ 0 3% FS, FS: . Kgf ⁇ cm one 2) is used.
- a safety valve 8B is installed upstream of the reaction column 13 to prevent explosion due to pressure increase in the column.
- a Nupro spring type 177-R3AKI-G is used, and the pressure in the system is adjusted and verified so that it operates at 34.3 MPa.
- the supercritical fluid (carbon dioxide) in which the sample is dissolved is discharged out of the system using the flow control valve V7.
- the flow control valve V7 is equipped with a Nihon Bunko Co., Ltd. Pak Pletsu Sha Regulator (880-81 type automatic pressure control valve, operating pressure range 0 to 49. OMPa, pressure adjustment accuracy ⁇ 2 %) Is used. The pressure of the supercritical fluid is adjusted by this valve, and the pressure is reduced. Also, a high-pressure filter 3B is installed upstream of the flow control valve in order to prevent blockage in the tube due to condensation of the sample. As the filter 3B, 2TF-7 (produced by Nupro, average pore diameter: 7 m) is used. A heater is installed at the flow control valve V7 to prevent condensation of the sample due to decompression and generation of dry ice due to the supercritical fluid (carbon dioxide).
- the supercritical fluid carbon dioxide
- the outlet of the pipe is a vibrating type, it is possible to prevent clogging of the pipe due to precipitates.
- the deposited sample is collected by the trap 16.
- the flow rate is measured by the flow meter 17.
- An integrated wet gas meter W-NK-0.5B (measurement accuracy 0.1 ml) manufactured by Shinagawa Seiki Co., Ltd. is used as the flow meter.
- the amplified compound can also be confirmed using an ultraviolet detector 15 (UV-970, manufactured by JASCO Corporation).
- the air thermostat 14 is a closed system including a reaction column 13, and includes a heating (heat-up) device and a heating plate 11 and a cooling (cooling) device as a cooling plate 12, respectively.
- the air oven 14 is provided with a Peltier element having a temperature control function and a temperature sensor.
- the temperature of the air oven 14 can be controlled at a measurement temperature of 0.1 K, for example, by a temperature controller DB1000 manufactured by Chinoichi Co., Ltd.
- a platinum resistance thermometer 1TPF483 made by Chino I was used for the temperature measurement.
- a Peltier device is used for the cooling device.
- the refrigerant supplied to the Peltier element is constantly cooled to, for example, 4 ° C. and stored in a cold storage container. This makes it possible to control a plurality of temperatures required for the amplification reaction.
- the reaction column 13 is subjected to annealing (hybridization) under conditions of generally about 8 to 2 OMPa and about 90 to 98 ° C.
- the amplification reaction is performed under the conditions of about 8 to 15 MPa and about 65 to 85 ° C.
- Example 1
- a gene amplification reaction was performed using the apparatus shown in FIG. 50 ng of the gene pBluescript SK + (manufactured by Toyobo Co., Ltd.) to be amplified in the reaction column cell in the air oven, and the primer Forward Ml 3 (lacZ) Primer 5 with GCCAGGGTT TTCCCAGTCACGA-3, (SEQ ID NO: 1) and Reverse M13 (lacZ) Primer 5'-GAGCGGATAACAATTTCACAGG-3, (SEQ ID NO: 2) 30 pmol each, dNTP (mixture) 0.2 mM, and isooctyl sodium sulfasa as a surfactant 2.5 U of thermostable nucleic acid synthetase Taq polymerase (prepared under the above conditions) coated with succinate was charged into the reaction cell.
- the stop valve V4 was opened to introduce carbon dioxide into the cell, and the pressure in the cell was set to 10 MPa. At this time, the upper limit pressure was adjusted by the flow control valve V7.
- the temperature of the carbon dioxide temperature controller was adjusted to 35 ° C, and the flow control valve V7 was adjusted to 80 ° C.
- the refrigerant supplied to the Peltier device was 4 ° C.
- the annealing temperature was 94 ° C for 0.5 minutes, and the chain extension reaction was performed at 74 ° C for 0.5 minutes.
- the heater was turned off and the cooling plate was used.
- heating from 74 ° C to 94 ° C turn on the heater. And heated on a heating plate.
- the gene fragment amplified from the flow control valve V7 was recovered.
- the recovered gene was subjected to agarose gel electrophoresis (Fig. 2: ⁇ ).
- the results of the electrophoresis are shown in FIG. From Figure 2, it was confirmed that a band was observed in the same line as the 271 bp product ( Figure 2: P) amplified with PCR under normal pressure using pBlues cript SK + as Type I. It was shown that the gene fragment of pBluescript SK + was amplified.
- M is a molecular weight marker.
- FIG. 3 shows the electrophoresis diagrams ( Figure 3: I) amplified with (A) KOD d ash polymerase and (B) Pfu polymerase. In each case, it was shown that the gene fragment of pBluescript SK + could be amplified.
- At least one type of high-pressure fluid selected from the group consisting of supercritical fluid, subcritical fluid, high-pressure gas, and liquid is used as a reaction medium to prime primers for target genes such as viruses, microorganisms, animals, and plants.
- the gene can be amplified while controlling the temperature using a surfactant-coated enzyme in which a heat-resistant nucleic acid synthetase such as Taq polymerase or Pfu polymerase is coated with a surfactant.
- organic solvents can be reduced, and gene amplification can be controlled by manipulating the working pressure and temperature.
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Health & Medical Sciences (AREA)
- Biophysics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Immunology (AREA)
- Microbiology (AREA)
- Molecular Biology (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Biotechnology (AREA)
- Biochemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2002212691A AU2002212691A1 (en) | 2000-10-27 | 2001-10-29 | Method of gene amplification |
US10/399,432 US20050118577A1 (en) | 2000-10-27 | 2001-10-29 | Method of gene amplification |
JP2002537876A JP4097523B2 (ja) | 2000-10-27 | 2001-10-29 | 遺伝子の増幅方法 |
EP01980933A EP1329505A4 (en) | 2000-10-27 | 2001-10-29 | GENE AMPLIFICATION PROCESS |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000-369279 | 2000-10-27 | ||
JP2000369279 | 2000-10-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2002034905A1 true WO2002034905A1 (fr) | 2002-05-02 |
Family
ID=18839346
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2001/009490 WO2002034905A1 (fr) | 2000-10-27 | 2001-10-29 | Procédé d'amplification de gènes |
Country Status (5)
Country | Link |
---|---|
US (1) | US20050118577A1 (ja) |
EP (1) | EP1329505A4 (ja) |
JP (1) | JP4097523B2 (ja) |
AU (1) | AU2002212691A1 (ja) |
WO (1) | WO2002034905A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPWO2017119382A1 (ja) * | 2016-01-05 | 2018-11-08 | 日本板硝子株式会社 | 反応処理装置および反応処理方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104902974B (zh) | 2012-07-06 | 2017-07-28 | 三维矩阵有限公司 | 肽溶液的灌装加工法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6121098A (ja) * | 1984-07-10 | 1986-01-29 | Ajinomoto Co Inc | 酵素反応物の製造方法 |
WO1991012342A1 (en) * | 1990-02-16 | 1991-08-22 | F. Hoffmann-La Roche Ag | Improvements in the specificity and convenience of the polymerase chain reaction |
EP0897990A2 (de) * | 1997-08-20 | 1999-02-24 | Roche Diagnostics GmbH | Reduktion von Kreuzkontaminationen bei Nukleinsäureamplifikationen |
JPH11206371A (ja) * | 1998-01-24 | 1999-08-03 | Kenji Mishima | 超臨界流体を用いた遺伝子の合成及び切断方法 |
JP2000246092A (ja) * | 1999-03-04 | 2000-09-12 | Kawamura Inst Of Chem Res | マイクロケミカルデバイスの製造方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4683195A (en) * | 1986-01-30 | 1987-07-28 | Cetus Corporation | Process for amplifying, detecting, and/or-cloning nucleic acid sequences |
EP1098005B1 (en) * | 1995-03-07 | 2011-05-11 | Pressure Biosciences, Inc. | Pressure cycling reactor |
-
2001
- 2001-10-29 WO PCT/JP2001/009490 patent/WO2002034905A1/ja not_active Application Discontinuation
- 2001-10-29 US US10/399,432 patent/US20050118577A1/en not_active Abandoned
- 2001-10-29 JP JP2002537876A patent/JP4097523B2/ja not_active Expired - Fee Related
- 2001-10-29 AU AU2002212691A patent/AU2002212691A1/en not_active Abandoned
- 2001-10-29 EP EP01980933A patent/EP1329505A4/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6121098A (ja) * | 1984-07-10 | 1986-01-29 | Ajinomoto Co Inc | 酵素反応物の製造方法 |
WO1991012342A1 (en) * | 1990-02-16 | 1991-08-22 | F. Hoffmann-La Roche Ag | Improvements in the specificity and convenience of the polymerase chain reaction |
EP0897990A2 (de) * | 1997-08-20 | 1999-02-24 | Roche Diagnostics GmbH | Reduktion von Kreuzkontaminationen bei Nukleinsäureamplifikationen |
JPH11206371A (ja) * | 1998-01-24 | 1999-08-03 | Kenji Mishima | 超臨界流体を用いた遺伝子の合成及び切断方法 |
JP2000246092A (ja) * | 1999-03-04 | 2000-09-12 | Kawamura Inst Of Chem Res | マイクロケミカルデバイスの製造方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1329505A4 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPWO2017119382A1 (ja) * | 2016-01-05 | 2018-11-08 | 日本板硝子株式会社 | 反応処理装置および反応処理方法 |
Also Published As
Publication number | Publication date |
---|---|
AU2002212691A1 (en) | 2002-05-06 |
US20050118577A1 (en) | 2005-06-02 |
JP4097523B2 (ja) | 2008-06-11 |
JPWO2002034905A1 (ja) | 2004-03-04 |
EP1329505A1 (en) | 2003-07-23 |
EP1329505A4 (en) | 2004-12-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6669699B2 (ja) | 連続的な増幅反応のための方法および装置 | |
CN106536704B (zh) | 核酸扩增装置、核酸扩增方法以及核酸扩增用芯片 | |
JP2613877B2 (ja) | 少なくとも1つの核酸配列を増幅する方法及び装置 | |
CN101113476B (zh) | 一种病原微生物dna检测芯片及其制备方法和应用 | |
JPH11501808A (ja) | 圧力サイクリング反応器 | |
WO2000056877A1 (fr) | Procede d'amplification d'une sequence d'acide nucleique | |
AU2015273480A1 (en) | Nucleotide sequence exclusion enrichment by droplet sorting (needls) | |
US6110674A (en) | Apparatus and method for nucleic acid isolation using supercritical fluids | |
Landegren | Molecular mechanics of nucleic acid sequence amplification | |
Linares et al. | Tyramine biosynthesis in Enterococcus durans is transcriptionally regulated by the extracellular pH and tyrosine concentration | |
KR101712451B1 (ko) | 디지털 pcr을 이용한 식중독균의 검출 방법 | |
US20060068431A1 (en) | Micro RT-PCR apparatus and method using the same | |
WO2002034905A1 (fr) | Procédé d'amplification de gènes | |
CN106495385B (zh) | 一种处理废水的超临界氧化方法 | |
WO1996021042B1 (en) | Primers for the pcr amplification of metastatic sequences | |
CN108315491A (zh) | 牛副流感病毒3型的rpa-侧流层析检测引物、探针及试剂盒 | |
CN106868203A (zh) | 检测致泻性大肠埃希氏菌的核酸组合及其检测试剂盒与应用 | |
Reuter et al. | Chip‐based duplex real‐time PCR for water quality monitoring concerning Legionella pneumophila and Legionella spp. | |
Anghel et al. | African swine fever virus genome detection using Real Time Q PCR polymerase chain reaction method-comparison of two sample specimen (blood and organs) | |
CN114032293A (zh) | 一种污泥中硝化杆菌属细菌的定量检测方法及应用 | |
El-Sherif et al. | Urease immobilization on chemically grafted nylon membranes: Part 2. Non-isothermal characterization | |
CN114641580A (zh) | 检测和监测病原体的系统和方法 | |
EP1728074B1 (fr) | Procede d'extraction de composes ou complexes intracellulaires a partir d'un echantillon contenant des cellules en suspension dans un liquide | |
CN108531634A (zh) | 用于检测无乳链球菌的rpa引物、探针及检测方法 | |
JP5077813B2 (ja) | 核酸の増幅方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2002537876 Country of ref document: JP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2001980933 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 10399432 Country of ref document: US |
|
WWP | Wipo information: published in national office |
Ref document number: 2001980933 Country of ref document: EP |
|
REG | Reference to national code |
Ref country code: DE Ref legal event code: 8642 |
|
WWW | Wipo information: withdrawn in national office |
Ref document number: 2001980933 Country of ref document: EP |