Patent application number | Description | Published |
20090005265 | METHOD OF ISOLATING NUCLEIC ACID USING MATERIAL POSITIVELY CHARGED AT FIRST PH AND CONTAINING AMINO GROUP AND CARBOXYL GROUP - A method of isolating nucleic acid from a sample containing nucleic acid is provided. The method includes contacting the sample with a bifunctional material that contains an amino group and a carboxyl group and is positively charged at a first pH to allow binding of the nucleic acid to the bifunctional material; and extracting the nucleic acid at a second pH higher than the first pH from the complex. | 01-01-2009 |
20090012302 | METHOD OF ISOLATING A NUCLEIC ACID USING A MATERIAL CONTAINING AN AMINO GROUP AND A CARBOXYL GROUP AND POSITIVELY CHARGED AT A FIRST PH AND A SOLID MATERIAL FOR NUCLEIC ACID ISOLATION USED FOR THE METHOD - Provided are a method of isolating a nucleic acid from a sample and a solid material for isolating the nucleic acid which can be used for the above method. The method includes contacting the sample with a bifunctional material containing an amino group and a carboxyl group at a first pH to bind the nucleic acid to the bifunctional material, the bifunctional material being positively charged at the first pH; and releasing the nucleic acid at a second pH which is higher than the first pH. | 01-08-2009 |
20090153130 | FIELD EFFECT TRANSISTOR-BASED BIOSENSOR WITH INORGANIC FILM, METHOD OF MANUFACTURING THE BIOSENSOR, AND METHOD OF DETECTING BIOMOLECULE USING THE BIOSENSOR - Provided is a Field-Effect Transistor (FET)-based biosensor including: a substrate; a source and a drain, disposed on the substrate, having opposite polarity to the substrate; a gate, disposed on the substrate, contacting the source and the drain; and an inorganic film capable of binding with a biomolecule, disposed on a surface of the gate. A method of manufacturing the FET-based biosensor and a method of detecting a biomolecule using the FET-based biosensor is also provided. The FET-based biosensor can be manufactured using a semiconductor fabrication process without performing an additional process. Therefore, the inorganic film can be selectively deposited on a surface of a specific gate of a single FET, or on the surfaces of some gates of a plurality of FETs using patterning. Furthermore, the FET-based biosensor can be used to effectively detect trace amounts of a target biomolecule in a sample. | 06-18-2009 |
20090159463 | MICROFLUIDIC DEVICE COMPRISING ELECTROLYSIS DEVICE FOR CELL LYSIS AND METHOD FOR ELECTROCHEMICALLY LYSING CELLS USING THE SAME - Provided are a microfluidic device including an electrolysis device for cell lysis which includes an anode chamber, a cathode chamber and a separator, in which the separator is installed between the anode chamber and the cathode chamber, the anode chamber includes an inlet and an outlet for an anode chamber solution and an electrode, and the cathode chamber includes an inlet and an outlet for a cathode chamber solution and an electrode, and a method of electrochemically lysing cells using the same. | 06-25-2009 |
20110151543 | CELL SEPARATION METHOD USING HYDROPHOBIC SOLID SUPPORTS - Provided is a method of separating cells using a hydrophobic solid support. The method comprises contacting a solution containing cells with a hydrophobic solid support having a water contact angle between 70 and 90 degrees. By allowing cells to be adsorbed to the hydrophobic solid substrate, the cells can be separated. Thus, the cell separation efficiency can be rapidly and simply increased. | 06-23-2011 |
Patent application number | Description | Published |
20130171640 | SOLID REAGENT DISSOLVING DEVICE AND METHOD OF DISSOLVING SOLID REAGENT BY USING THE SAME - A solid reagent dissolving device including a flexible layer; an upper plate disposed on the flexible layer; and a lower plate disposed under the flexible layer, wherein the upper plate comprises a plurality of minute channels, a dissolution chamber connected with the plurality of minute channels, and a protrusion for limiting a flow of a fluid flowing through one of the plurality of minute channels, the lower plate comprises a plurality of penetration holes that correspond to the protrusion and the dissolution chamber, respectively, and one side of each of the plurality of penetration holes, the plurality of minute channels, and the dissolution chamber are covered with the flexible layer, and method of using same. | 07-04-2013 |
20130264205 | METHOD OF PROCESSING TARGET MATERIAL IN A SAMPLE - An efficient method of processing a target material in a sample using a microfluidic device including an elastic membrane. | 10-10-2013 |
20130330720 | COMPOSITION AND KIT FOR DETECTION AND ANALYSIS OF STRAINS OF CLOSTRIDIUM DIFFICILE AND METHOD OF DETECTING STRAINS OF CLOSTRIDIUM DIFFICILE BY USING THE SAME - A composition and kit for detecting | 12-12-2013 |
20140030719 | METHOD FOR ENHANCING EFFICIENCY AND SENSITIVITY IN NUCLEIC ACID AMPLIFICATION FROM BIOLOGICAL MATERIALS USING IONIC LIQUIDS - A method for amplifying a nucleic acid amplification in the presence of an ionic liquid that suppresses an inhibitor of nucleic acid amplification, particularly when in a biological material, and a composition useful for performing the method. | 01-30-2014 |
20140154688 | REAGENT CONTAINER FOR AMPLIFYING NUCLEIC ACID, METHOD OF PREPARING THE REAGENT CONTAINER, METHOD OF STORING THE REAGENT, AND MICROFLUIDIC SYSTEM FOR NUCLEIC ACID ANALYSIS - Provided is a reagent container that can maintain stability of a reagent for a long period of time, a method of preparing the reagent container, a method of storing the reagent, and microfluidic systems for conducting cell binding, lysis, nucleic acid extraction, and amplification. | 06-05-2014 |
20150072882 | METHOD OF DETECTING NUCLEIC ACIDS - A method of detecting a target nucleic acid, and a polynucleotide and a composition for detecting a target nucleic acid. | 03-12-2015 |
20150080241 | POLYNUCLEOTIDE AND USE THEREOF - A polynucleotide comprising a first region the 5′ end of which is complementary to a portion of a target nucleic acid, a cleavable second region, a third region having a stem-loop structure, and a fourth region complementary to the 3′ end of the first region, and use of the polynucleotide, as well as a composition comprising two such polynucleotides each of which hybridize different strands of a double-stranded target nucleic acid, and methods and kits using the same for amplifying targets. | 03-19-2015 |