Abstract:
A microfluidic apparatus includes a filter unit including an entrance, a separation portion in which eluant contacts microparticles to separate a target substance bound to surfaces of the microparticles from the microparticles, an exit, and a filter blocking leakage of the microparticles through the exit, a fluid supply portion selectively supplying the eluant and a sample solution including the microparticles capturing the target substance, to the filter unit, and a resupply unit supplying the eluant passed through the filter unit back to the filter unit.
Abstract:
A kit for determining a nucleotide sequence of a target nucleic acid, and a method of determining a nucleotide sequence of a target nucleic acid using the kit are disclosed.
Abstract:
A method of authenticating a product includes; hybridizing a target polynucleotide which is associated with the product and which includes a first target region and a second target region adjacent to the first target region with a probe polynucleotide that comprises a first segment having a nucleotide sequence completely complementary to the first target region and a second segment having a nucleotide sequence completely complementary to the second target region, ligating one end of the first segment of the probe polynucleotide to one end of the second segment of the probe polynucleotide, amplifying the probe polynucleotide and detecting the amplified polynucleotide.
Abstract:
A nanoparticle-nucleic acid complex and a method of linearizing a target nucleic acid by using the nanoparticle-nucleic acid complex are disclosed. By using the nanoparticle-nucleic acid complex and the method, nucleotide sequence analysis and mapping of a target nucleic acid may be efficiently performed.
Abstract:
Provided is a method of amplifying a nucleic acid using rolling cyclic amplification (RCA), including amplifying a nucleic acid together with formation of a single-strand circular DNA template using RCA by reacting a reaction solution including: (a) two hairpin oligos, (b) a target nucleic acid, (c) a DNA ligase, (d) an endonuclease, (e) a DNA polymerase, and (f) a primer.
Abstract:
A kit including a target sequence-binding protein and a method of detecting a target nucleic acid by using the kit that may ensure efficient detection of the target nucleic acid in a biological sample are disclosed.
Abstract:
Disclosed is a method of determining an initial concentration of a target nucleic acid within a sample using real-time nucleic acid amplification data. Amplification efficiencies of the target nucleic acid with respect to amplification time are obtained from signals of amplified products, and an amplification efficiency function with respect to amplification time is formulated employing the amplification efficiencies.
Abstract:
Provided is kit for and a method of amplifying a nucleic acid using rolling cyclic amplification (RCA), including amplifying a nucleic acid together with formation of a single-strand circular DNA template using RCA by reacting a reaction solution including: (a) two hairpin oligos, (b) a target nucleic acid, (c) a DNA ligase,(d) an endonuclease, (e) a DNA polymerase, and (f) a primer.
Abstract:
A nucleic acid sequencing device includes at least one nanochannel, a first electrode and a second electrode disposed at opposite ends of the nanochannel for applying a voltage in the lengthwise direction of the nanochannel, and a first detector that detects a location signal of a target nucleic acid passing through the nanochannel and a second detector that detects a signal from a detectable label bound to the target nucleic acid.
Abstract:
A microfluidic device includes at least one first channel and at least one second channel or chamber which is connected to the first channel via a nanopore in a fluid communication manner, and a method of determining a nucleotide sequence of a target nucleic acid by using the same. Accordingly, the nucleotide sequence of the target nucleic acid may be efficiently determined.