Abstract:
An oligomer probe array is provided to improve reaction yield by immobilizing nanoparticles to an immobilization layer, and increase detection intensity after hybridizing with a target material by using photo crystal structure formed by nanoparticles. An oligomer probe array(100) comprises: a substrate(110); an immobilization layer(120) on the substrate, containing a plurality of probe cell regions(A) where the nanoparticles are coupled, which are divided by probe cell separation regions(B); nanoparticles(140) coupled to the immobilization layer and forming photo crystal structure for amplifying wavelength of light emitted from fluorescent materials attached to a target material to be hybridized; and an oligomer probe(165) coupled to the nanoparticles, wherein the diameter of nanoparticles is 100-1,000 nm and the distance between nanoparticle centers is 100-1,000 nm; and the nanoparticle is polystyrene, polymethylmethacrylate, polymethylmethacrylate copolymer or silica, glass, magnet, Wang resin, Merrifield resin, metal, plastic, cellulose, sephadex or sepharose. Further, the plurality of probe cell regions have three-dimensional surfaces.
Abstract:
A photolabile compound, and a substrate for an oligomer probe array using the photolabile compound are provided to increase the entire reaction yield in the manufacturing process of an oligomer probe array by improving the velocity of deprotection of a photolabile protection group. A photolabile compound is represented by the formula 1, wherein R1 is a methyl group, an amino group, a hydroxyl group, a phenyl group, a diphenyl group, a naphthalenyl group, a trimethylsilyl group, a cyanide group, an azide group, a thiophenyl group, a cycloalkyl group, a cycloalkenyl group, or a heterocyclic group; n is 0-8; R2 is H or an alkyl group; and Y is a halogen atom, a hydroxyl group, or other specific groups.
Abstract:
PURPOSE: A target material capture particle which is prepared in a very small size is provided to enable efficient and accurate multiplex assay using a small amount of a sample. CONSTITUTION: A target material capture particle (10) comprises: a carrier with an encodable and decodable magnetic recording layer; and a capture probe (30) which is fixed at the carrier and is conjugated with a target material (31). A method for analyzing a sample comprises the steps of: preparing the target material capture particles; making the target material capture particles react with the sample to conjugate the target material of the sample with the capture probe; isolating the target material capture particles from the reactant; and checking whether the target material is conjugated to the target material capture particles and decoding the target material capture particles.
Abstract:
A bio-chip is provided to increase a reactivity surface in which a probe is coupled, to increase number of the probe coupled in a probe cell compared with bio-chip to which a same design regulation is applied and to increase detection intensity by amplifying selectively wavelength of light used in data analysis of bio-chip. A bio-chip(1) comprises a substrate(100), a plurality of active pads(120) and a probe(160). The plurality of active pads are formed on the substrate, comprise a surface irregularity(115) and are patterned in order to form a photonic crystal structure. The probe is directly or indirectly coupled to the plurality of active pads. An RMS of surface roughness of the active pad is 0.2 ~ 5nm.
Abstract:
A method for manufacturing a biochip is provided to improve analysis reliability by preventing a data noise and restraining an undesired coupling phenomenon of linkers or probes on a rear surface of a substrate. A biochip(11) comprises a substrate(100), a plurality of probes(140), and a capping film(150). The plurality of probes are fixed to a front surface(101) of the substrate. The capping film is formed on a rear surface(102) of the substrate. The substrate is a transparent substrate. Reflectance of the capping film is 20% or greater. The capping film can be made of a metal film, a metal nitride film, or a silicon nitride film. The substrate includes a plurality of probe cell areas(I) and non-probes areas(II).
Abstract:
A microarray is provided to reduce the process time by forming a linker coupled with a substrate, and the probe cell region and probe cell isolation area on the substrate. The microarray(101) comprises a substrate(110), a plurality of linkers(120), and the probe(130), wherein the substrate is discriminated into the first area and the second area; the linker is directly coupled to the first area of the substrate, and is not coupled to the second area of the substrate; and the probe is coupled to each linker.
Abstract:
A microarray is provided to couple the increased number of probes per unit area by coupling them on the surface of microparticles with sphere or ellipse shape, and increase the photo intensity detected for identical hybridization intensity due to photonic crystal of microparticles, so that light detection sensitivity of the microarray is improved. A microarray(100) comprises: a substrate(110); a plurality of microparticles(120) located on the substrate, each microparticle being arrayed apart from each other in a single layer and forming photonic crystals; and probes(130) coupled to the microparticles, wherein the microparticle forms photo crystal structure, has inter-particle distance of 150-20,000nm, and diameter of 50-10,000nm or long diameter of 50-10,000nm and contains at least one selected from methyl methacrylate, styrene, dimethyl siloxane, vinyl alcohol, hydroxyl methacrylate, silicon oxide and titanium oxide. Further, the substrate comprises a plurality of probe cell areas and a probe cell separation area for separating the probe cell areas.
Abstract:
A photolabile compound, a substrate for an oligomer probe array containing the compound, an oligomer probe array containing the substrate, and their preparation methods are provided to increase the deprotection velocity of a photolabile protecting group, thereby increasing the reaction yield of an oligomer probe array manufacturing process. A photolabile compound is represented by the formula 1, wherein X is a group represented by the formula A (wherein R1 is H, an alkyl group or an acetyl group; and R2 is H, a methyl group, an ethyl group, a propyl group or a phenyl group); and Y is a halogen atom, a hydroxyl group, or a group represented by the formula B (wherein B is an adenine, cytosine, guanine, thymine or uracil group; R3 is H, an amino group, an alkyl group or a phosphine group; R4 is H, a hydroxyl group, -OR5 or -SR5; R5 is an alkyl group, an alkenyl group, an acetal group or a silylether group; R6 is an alkyl group, a phenyl group or a sulfur atom; p is 0-5; and q is 0-10).