Abstract: The present disclosure relates to a nanostructure for detecting viruses including an amphipathic polymer, and a diagnostic platform using the same, wherein the nanostructure is capable of specifically detecting viruses through silica-based nanoparticles with excellent stability and high dispersion and a biocompatible amphipathic polymer, such that it is possible to develop a diagnostic platform with high sensitivity through binding and agglomeration of the nanostructure and viruses and enable rapid and accurate diagnosis of a target virus.

Abstract: Provided herein are a probe capable of simultaneously detecting a virus and treating virus-infected cells, a composition for detecting a virus, which comprises the probe, a composition for treating a virus, which comprises the probe, and a method of detecting a virus or treating a viral infection by using the same. According to the present disclosure, it is possible to simultaneously perform diagnosis by virus detection and treatment of virus-infected cells, and in particular, diagnosis and treatment may be simultaneously performed on various types of viruses by varying the type of molecular beacon, and thus may be usefully applied to virus diagnosis and treatment fields, which require rapid diagnosis and treatment, and the spread of viral infections may be effectively prevented. In addition, the probe of the present disclosure has excellent stability and excellent detection sensitivity, and thus enables the detection of even a very low amount of a target at the pmole level.

Abstract: The present invention relates to an immunoadjuvant composition that includes amphiphilic polymer particles in an oil-in-water emulsion state containing an amphiphilic poly-amino acid polymer and a method of preparing the same. Since the immunoadjuvant composition of the present invention is prepared using an amphiphilic poly-amino acid polymer, it allows the provision of a vaccine immunoadjuvant composition which is more biocompatible and has a high antibody titer.

Abstract: A bioenvironment-sensitive nanoparticle including a polymer having complementary charges, a method of manufacturing the same, and a pharmaceutical use of the bioenvironment-sensitive nanoparticle are disclosed. The bioenvironment-sensitive nanoparticle can be useful in stably and effectively delivering a target material such as a drug even when used at a small quantity since the nanoparticle is stable in extracellular environments. Also, the bioenvironment-sensitive nanoparticle can be useful in selectively diagnosing or treating cancer cells since the nanoparticle is specific to environments of the cancer cells.

Abstract: Provided herein are a probe capable of simultaneously detecting a virus and treating virus-infected cells, a composition for detecting a virus, which comprises the probe, a composition for treating a virus, which comprises the probe, and a method of detecting a virus or treating a viral infection by using the same. According to the present disclosure, it is possible to simultaneously perform diagnosis by virus detection and treatment of virus-infected cells, and in particular, diagnosis and treatment may be simultaneously performed on various types of viruses by varying the type of molecular beacon, and thus may be usefully applied to virus diagnosis and treatment fields, which require rapid diagnosis and treatment, and the spread of viral infections may be effectively prevented. In addition, the probe of the present disclosure has excellent stability and excellent detection sensitivity, and thus enables the detection of even a very low amount of a target at the pmole level.

Abstract: Provided are polyaniline coordinated with a transition metal, a core-shell nanoparticle including the same as a core, and preparation methods thereof. According to the polyaniline coordinated with a transition metal and the nanoparticle of the present application, it is possible to prepare polyaniline coordinated with a transition metal using an oxidizing agent having a core-shell structure and including the transition metal and a nanoparticle including the same as a core. The polyaniline prepared as such is in a doped state, and, thus, a preparation process is simple. Further, dispersibility with respect to a solvent is improved, and a band gap level of the polyaniline can be easily regulated.

Abstract: The present disclosure relates to a polymer-coated virus particle for an oral virus vaccine, a method of preparing the same, and a composition comprising the same. In accordance with the present disclosure, the oral virus vaccine can be effectively delivered to the intestines without being destroyed even in the low pH environment of the gastrointestinal tract, then the prevention efficacy against viral infections can be improved.

Abstract: The present invention relates to a kit for detecting a virus, a composition for detecting a virus and a method for detecting a virus. According to the present invention, viruses may be detected with high efficiency at low cost within a short period of time.

Abstract: The present invention relates to an amphiphilic nanoparticle specific to a biomarker, and more particularly, provides an amphiphilic nanoparticle which may be used as a diagnosis or treatment-type drug or gene carrier by selectively recognizing a proteolytic enzyme specifically expressed in a cellular membrane of a specific cell, and then being bound to the proteolytic enzyme to efficiently achieve the intracellular uptake and selective cleavage. The amphiphilic nanoparticle of the present invention may be used in the diagnosis or therapy of a disease.

Abstract: The present invention relates to a kit for detecting a virus, a composition for detecting a virus and a method for detecting a virus. According to the present invention, a kit which is capable of detecting viruses with high efficiency at low cost within a short period of time, and exhibits enhanced sensitivity and accuracy may be provided.

Abstract: The present invention relates to an amphiphilic nanoparticle specific to a biomarker, and more particularly, provides an amphiphilic nanoparticle which may be used as a diagnosis or treatment-type drug or gene carrier by selectively recognizing a proteolytic enzyme specifically expressed in a cellular membrane of a specific cell, and then being bound to the proteolytic enzyme to efficiently achieve the intracellular uptake and selective cleavage. The amphiphilic nanoparticle of the present invention may be used in the diagnosis or therapy of a disease.

Abstract: The present disclosure relates to a polymer-coated virus particle for an oral virus vaccine, a method of preparing the same, and a composition comprising the same. In accordance with the present disclosure, the oral virus vaccine can be effectively delivered to the intestines without being destroyed even in the low pH environment of the gastrointestinal tract, then the prevention efficacy against viral infections can be improved.

Abstract: The present invention relates to a method for separating multiple biological materials using characteristics of magnetic nanoparticles. The method of the present invention is able to separate multiple biological materials at once due to differences in trajectory in an external magnetic field of the same intensity after attaching magnetic nanoparticles to the biological materials to be separated using differences in magnetic susceptibility or magnetization depending on compositions of the magnetic nanoparticles.

Abstract: Provided are polyaniline coordinated with a transition metal, a core-shell nanoparticle including the same as a core, and preparation methods thereof. According to the polyaniline coordinated with a transition metal and the nanoparticle of the present application, it is possible to prepare polyaniline coordinated with a transition metal using an oxidizing agent having a core-shell structure and including the transition metal and a nanoparticle including the same as a core. The polyaniline prepared as such is in a doped state, and, thus, a preparation process is simple. Further, dispersibility with respect to a solvent is improved, and a band gap level of the polyaniline can be easily regulated.

Abstract: The present invention relates to a nanoparticle including a hydrophobic drug conjugated to a cationic polymer and a hydrophilic drug conjugated to an anionic polymer, a method of preparing the same and a pharmaceutical use thereof. The nanoparticle according to an embodiment of the present invention may deliver the hydrophilic drug and the hydrophobic drug at the same time, and may control an initial drug burst. Further, the nanoparticle according to an embodiment of the present invention is specific to a cancer cell environment, and thus selective diagnosis or treatment of cancer cells is possible.

Abstract: The present invention relates to a nanoparticle including a hydrophobic drug conjugated to a cationic polymer and a hydrophilic drug conjugated to an anionic polymer, a method of preparing the same and a pharmaceutical use thereof. The nanoparticle according to an embodiment of the present invention may deliver the hydrophilic drug and the hydrophobic drug at the same time, and may control an initial drug burst. Further, the nanoparticle according to an embodiment of the present invention is specific to a cancer cell environment, and thus selective diagnosis or treatment of cancer cells is possible.

Abstract: A bioenvironment-sensitive nanoparticle including a polymer having complementary charges, a method of manufacturing the same, and a pharmaceutical use of the bioenvironment-sensitive nanoparticle are disclosed. The bioenvironment-sensitive nanoparticle can be useful in stably and effectively delivering a target material such as a drug even when used at a small quantity since the nanoparticle is stable in extracellular environments. Also, the bioenvironment-sensitive nanoparticle can be useful in selectively diagnosing or treating cancer cells since the nanoparticle is specific to environments of the cancer cells.

Abstract: A pH responsive quencher based on a conjugated polymer and responding to an in vivo redox reaction and a preparation method thereof are provided. The pH responsive quencher can evaluate a metabolism environment according to a pH value in vivo with a characteristic that an absorption wavelength band sensitively changes depending on a pH condition.