Abstract: A device for differentiating a target cell includes a cantilever including a fixed end and a free end, where the cantilever is elastically deformable, a tip disposed on the free end of the cantilever, where the tip contacts a surface of a cell, a measurement unit connected to the fixed end of the cantilever, where the measurement unit measures a degree of a repulsive force based on an elastic deformation of the cantilever, and a conversion unit which converts the repulsive force measured by the measurement unit into a modulus of elasticity derived from the surface of the cell.

Abstract: A metal nanowire including gold nanoclusters on the surface thereof for binding a target material and a method of binding the target material to the metal nanowire are provided.

Abstract: Provided are hydrophobic layer formed by polymer represented by Formula 1 below and has a weight average molecular weight of about 10,000 to about 500,000 g/mol, hydrophobic layer including the polymer and an electronic articles including the hydrophobic layer: wherein Q1, and Q2 are independently linear or branched C1-C10 alkylene groups, R1 and R2 are independently ether and/or ester containing substituents, R3 to R7 are independently selected from a hydrogen atom, a halogen atom, a cyano group, an amino group, a C1-C10 alkyl group and a C6-C12 aryl group; and the ratio of a:b+c is from 10:1 to 1:1,000. A coated electronic article comprising the hydrophobic layer and a method of forming the coated electronic article are also provided.

Abstract: A nozzle plate for an inkjet head and a method of manufacturing the nozzle plate includes a silicon substrate having a nozzle, a thermally oxidized silicon layer formed on an outer surface of the silicon substrate and an inner wall of the nozzle, an adhesion layer deposited on the thermally oxidized silicon layer formed on the outer surface of the silicon substrate and formed of silicon oxide, and an ink-repellent coating layer deposited on the adhesion layer.

Abstract: A method and apparatus for a rapid disruption of cells or viruses using micro magnetic beads and a laser are provided. According to the method and apparatus for a rapid disruption of cells or viruses using micro magnetic beads and a laser, cell lysis within 40 seconds is possible, the apparatus can be miniaturized using a laser diode, a DNA purification step can be directly performed after a disruption of cells or viruses, and a solution containing DNA can be transferred to a subsequent step after cell debris and beads to which inhibitors of a subsequent reaction are attached are removed with an electromagnet. In addition, by means of the cell lysis chip, an evaporation problem is solved, vibrations can be efficiently transferred to cells through magnetic beads, a microfluidics problem on a rough surface is solved by hydrophobically treating the inner surface of the chip, and the cell lysis chip can be applied to LOC.

Abstract: Provided are methods of isolating and amplifying nucleic acids from and in a nucleic acid-containing sample. The nucleic acid isolation method includes contacting a nucleic acid-containing sample to a silanized solid support to capture nucleic acids to the silanized solid support and treating the nucleic acid-captured solid support with an alkaline solution of pH 9 to 14. The nucleic acid amplification method includes contacting a nucleic acid-containing sample to a silanized solid support to capture nucleic acids to the silanized solid support; treating the nucleic acid-captured solid support with an alkaline solution of pH 9 to 14; and adding a nucleic acid amplification solution to the resultant solution after the alkaline solution treatment to perform nucleic acid amplification.

Abstract: Provided are hydrophobic layer formed by polymer represented by Formula 1 below and has a weight average molecular weight of about 10,000 to about 500,000 g/mol, hydrophobic layer including the polymer and an electronic articles including the hydrophobic layer: wherein Q1, and Q2 are independently linear or branched C1-C10 alkylene groups, R1 and R2 are independently ether and/or ester containing substituents, R3 to R7 are independently selected from a hydrogen atom, a halogen atom, a cyano group, an amino group, a C1-C10 alkyl group and a C6-C12 aryl group; and the ratio of a:b+c is from 10:1 to 1:1,000. A coated electronic article comprising the hydrophobic layer and a method of forming the coated electronic article are also provided.

Abstract: Example embodiments relate to a passivation film for protecting an electronic device. The passivation film may include a myelin layer. The myelin layer may have a thickness of about 100 ? to 10 ?m. The passivation film may further include an inorganic film. Example embodiments also relate to an electronic display device including a substrate, an organic light-emitting device (OLED) disposed on the substrate, and a myelin layer disposed on the organic light-emitting device. A plurality of myelin layers and a plurality of inorganic films may be alternately stacked on the organic light-emitting device in lieu of a single myelin layer.

Abstract: An apparatus and method for purification of nucleic acids of cells or viruses are provided. The nucleic acid purification apparatus includes: a cell lysis capillary having a sample inlet through which samples and magnetic beads are introduced; a vibrator attached to the capillary and mixing the samples and the magnetic beads in the capillary; a laser generator attached to the capillary and supplying a laser to the capillary; and a magnetic force generator attached to the capillary and fixing the magnetic beads to a capillary wall. According to the method and apparatus, PCR yield can be increased since PCR inhibitors can be readily removed by means of a phase separation in a capillary. The use of an electromagnet ensures the removal of the PCR inhibitors. In addition, since cell lysis and DNA purification process can be simultaneously performed, LOC steps can be reduced.

Abstract: An apparatus and method for purification of nucleic acids of cells or viruses are provided. The nucleic acid purification apparatus includes: a cell lysis capillary having a sample inlet through which samples and magnetic beads are introduced; a vibrator attached to the capillary and mixing the samples and the magnetic beads in the capillary; a laser generator attached to the capillary and supplying a laser to the capillary; and a magnetic force generator attached to the capillary and fixing the magnetic beads to a capillary wall. According to the method and apparatus, PCR yield can be increased since PCR inhibitors can be readily removed by means of a phase separation in a capillary. The use of an electromagnet ensures the removal of the PCR inhibitors. In addition, since cell lysis and DNA purification process can be simultaneously performed, LOC steps can be reduced.

Abstract: A method and apparatus for rapid disruption of cells or viruses using beads and a laser are provided. According to the method and apparatus for rapid disruption of cells or viruses using beads and a laser, cell lysis within 40 seconds is possible, the apparatus can be miniaturized using a laser diode, a DNA purification step can be directly performed after a disruption of cells or viruses, and a solution containing DNA can be transferred to a subsequent step after cell debris and beads to which inhibitors of a subsequent reaction are attached are removed with an electromagnet. In addition, by means of the cell lysis chip, an evaporation problem is solved, vibrations can be efficiently transferred to cells through magnetic beads, a microfluidics problem on a rough surface is solved by hydrophobically treating the inner surface of the chip, and the cell lysis chip can be applied to LOC.

Abstract: Provided herein are a method and an apparatus for isolating nucleic acids from cells. The method comprises introducing carbon nanotubes (CNTs) and silica beads into a solution containing the cells, irradiating the solution with a laser beam disrupt the cells releasing the nucleic acids from the disrupted cells, thereby binding the nucleic acids to the silica beads, and adding a nucleic acid eluting solution to the silica beads to which the nucleic acids are bound, to elute the nucleic acids from the silica beads.

Abstract: An optical detection device for biochemically analyzing samples of microfluidic chips such as DNA chips or protein chips is provided. The optical detection device includes a light source for generating excitation light to excite a sample, a detection plate having an optical waveguide with the sample mounted thereon, a linear symmetry lens for shaping the excitation light into a desired shape having a uniform intensity distribution and transmitting it to the detection plate, and a detector for detecting radiation from the sample.

Abstract: A nozzle plate for an inkjet head and a method of manufacturing the nozzle plate includes a silicon substrate having a nozzle, a thermally oxidized silicon layer formed on an outer surface of the silicon substrate and an inner wall of the nozzle, an adhesion layer deposited on the thermally oxidized silicon layer formed on the outer surface of the silicon substrate and formed of silicon oxide, and an ink-repellent coating layer deposited on the adhesion layer.

Abstract: Provided are methods of isolating and amplifying nucleic acids from and in a nucleic acid-containing sample. The nucleic acid isolation method includes contacting a nucleic acid-containing sample to a silanized solid support to capture nucleic acids to the silanized solid support and treating the nucleic acid-captured solid support with an alkaline solution of pH 9 to 14. The nucleic acid amplification method includes contacting a nucleic acid-containing sample to a silanized solid support to capture nucleic acids to the silanized solid support; treating the nucleic acid-captured solid support with an alkaline solution of pH 9 to 14; and adding a nucleic acid amplification solution to the resultant solution after the alkaline solution treatment to perform nucleic acid amplification.

Abstract: Provided is a method of purifying nucleic acids using hydrogen bonding and an electric field, including: bringing a sample containing target nucleic acids into contact with an electrode coated with a material capable of forming hydrogen bonds with the target nucleic acids; applying a positive voltage to the electrode to move the target nucleic acids closer to the electrode so as to form hydrogen bonds with the material on the electrode; washing the electrode; and applying to the electrode a negative voltage to elute the bound target nucleic acids. According to the method, selectivity to nucleic acids and proteins increases due to hydrogen bonding, nucleic acid purification is possible within a short time through an electric field, and the bound nucleic acids can be efficiently eluted.

Abstract: An apparatus for and method of purifying nucleic acids of cells or viruses are provided. The nucleic acid purification apparatus includes: a cell lysis capillary having a sample inlet through which samples, magnetic beads, and a solid support are introduced; a vibrator attached to the capillary and mixing the samples, magnetic beads, and solid support in the capillary; a laser generator attached to the capillary and irradiating a laser beam onto the capillary; a magnetic force generator attached to the capillary and fixing the magnetic beads to a capillary wall; a waste chamber attached to the capillary and discharging a lysate; an elution buffer chamber attached to the capillary and eluting nucleic acids from the solid support having nucleic acids bound thereto; and a neutralization buffer chamber attached to the capillary and supplying a neutralization buffer for neutralizing the eluted nucleic acid solution.

Abstract: An apparatus and method for purification of nucleic acids of cells or viruses are provided. The nucleic acid purification apparatus includes: a cell lysis capillary having a sample inlet through which samples and magnetic beads are introduced; a vibrator attached to the capillary and mixing the samples and the magnetic beads in the capillary; a laser generator attached to the capillary and supplying a laser to the capillary; and a magnetic force generator attached to the capillary and fixing the magnetic beads to a capillary wall. According to the method and apparatus, PCR yield can be increased since PCR inhibitors can be readily removed by means of a phase separation in a capillary. The use of an electromagnet ensures the removal of the PCR inhibitors. In addition, since cell lysis and DNA purification process can be simultaneously performed, LOC steps can be reduced.

Abstract: A method and apparatus for a rapid disruption of cells or viruses using micro magnetic beads and a laser are provided. According to the method and apparatus for a rapid disruption of cells or viruses using micro magnetic beads and a laser, cell lysis within 40 seconds is possible, the apparatus can be miniaturized using a laser diode, a DNA purification step can be directly performed after a disruption of cells or viruses, and a solution containing DNA can be transferred to a subsequent step after cell debris and beads to which inhibitors of a subsequent reaction are attached are removed with an electromagnet. In addition, by means of the cell lysis chip, an evaporation problem is solved, vibrations can be efficiently transferred to cells through magnetic beads, a microfluidics problem on a rough surface is solved by hydrophobically treating the inner surface of the chip, and the cell lysis chip can be applied to LOC.

Abstract: An optical detection device for biochemically analyzing samples of microfluidic chips such as DNA chips or protein chips is provided. The optical detection device includes a light source for generating excitation light to excite a sample, a detection plate having an optical waveguide with the sample mounted thereon, a linear symmetry lens for shaping the excitation light into a desired shape having a uniform intensity distribution and transmitting it to the detection plate, and a detector for detecting radiation from the sample.