摘要:
The present invention provides a fluorescent resveratrone [(E)-4-(6,8-dihydroxynaphthalen-2-yl)but-3-en-2-one] and its derivatives having Formula 1 and a method for preparing the same by a photochemical reaction of resveratrol and its derivatives which are not fluorescent having Formula 7 or Formula 8. The new fluorescent compounds of the present invention has single-photon absorptive characteristics and/or two-photon absorptive characteristics as well as no or little toxicity according to a cytotoxicity test and can be usefully utilized in the field of organic fluorescent element, display element, spectrometer, two-photon absorptive storing device, laser micro processing apparatus, photo dynamic therapy apparatus and the like.
摘要:
Disclosed are a system and method for recognizing an obstacle at the time of parking. The inventive system includes: at least one lateral side ultrasonic sensor for sensing lateral distance data between a user's vehicle and an obstacle positioned adjacent to a lateral side of the user's vehicle; a first course calculation unit for calculating lateral position data and a first course on the basis of the lateral distance data; at least one rear side ultrasonic sensor for sensing rear distance data indicating a distance between the user's vehicle and an obstacle positioned behind the rear side of the user's vehicle; a second course calculation unit for extracting rear position data for the obstacle positioned behind the user's vehicle on the basis of the rear distance data, and for extracting and calculating a final target parking position and a final course on the basis of the rear position data; and a control unit which receives information for the first course from the first course calculation unit so as to control the steering wheel of the user's vehicle, thereby moving the user's vehicle forward or backward along the first course, and receives information for the final target parking position and the final course from the second course calculation unit so as to control the steering wheel, thereby moving the user's vehicle is moved along the final course and automatically parked at the final target parking position.
摘要:
Preparation of novel multifunctional particles and nanomaterials having a useful combination of magnetic and optical properties and biocompatibility. The internalization efficiencies in various in vitro cell studies have been investigated, and the external magnetic motor effect on the floating cells internalized with magnetic nanoparticles were clearly observed, for the first time. The particle surfaces can be derivatized with, for example, DNA or antibodies. The system is stable, versatile, and well-controlled. Novel gene delivery can be achieved using nanoparticles as a carrier.
摘要:
The present invention provides compositions and methods to facilitate the identification of compounds that are capable of interacting with a biological macromolecule of interest. In one aspect, a composition is provided that comprises an array of one or more types of chemical compounds attached to a solid support, wherein the density of the array of compounds is at least 1000 spots per cm2. In particularly preferred embodiments, these compounds are attached to the solid support through a covalent interaction. In general, these inventive arrays are generated by: (1) providing a solid support, wherein said solid support is functionalized with a selected chemical moiety capable of interacting with a desired chemical compound to form an attachment; (2) providing one or more solutions of one or more types of compounds to be attached to the solid support; and (3) delivering said one or more types of compounds to the solid support, whereby an array is formed and the array of compounds has a density of at least 1000 spots per cm2. In another aspect, the present invention provides methods for utilizing these arrays to identify small molecule partners for biological macromolecules of interest comprising: (1) providing an array of compounds, wherein the array has a density of at least 1000 spots per cm2; (2) contacting the array with one of more types of biological macromolecules of interest; and (3) determining the interaction of specific small molecule-biological macromolecule partners.
摘要:
Preparation of novel multifunctional particles and nanomaterials having a useful combination of magnetic and optical properties and biocompatibility. The internalization efficiencies in various in vitro cell studies have been investigated, and the external magnetic motor effect on the floating cells internalized with magnetic nanoparticles were clearly observed, for the first time. The particle surfaces can be derivatized with, for example, DNA or antibodies. The system is stable, versatile, and well-controlled. Novel gene delivery can be achieved using nanoparticles as a carrier.
摘要:
The present invention relates to a compound having benzopyran core, a preparation method of the derivatives by liquid phase synthesis and solid phase synthesis through diversity-oriented synthesis, and an anticancer agent comprising the compound that exhibit excellent cytotoxicity against cancer cells.
摘要:
The present invention provides a fluorescent resveratrone [(E)-4-(6,8-dihydroxynaphthalen-2-yl)but-3-en-2-one] and its derivatives having Formula 1 and a method for preparing the same by a photochemical reaction of resveratrol and its derivatives which are not fluorescent having Formula 7 or Formula 8. The new fluorescent compounds of the present invention has single-photon absorptive characteristics and/or two-photon absorptive characteristics as well as no or little toxicity according to a cytotoxicity test and can be usefully utilized in the field of organic fluorescent element, display element, spectrometer, two-photon absorptive storing device, laser micro processing apparatus, photo dynamic therapy apparatus and the like.
摘要:
Disclosed are a novel fluorescent glucose analogue, a method for the synthesis thereof and the use thereof. The novel fluorescent glucose analogue is labeled with fluorescent dye by O-1-glycosylation and via various linkers. The fluorescent glucose analogue can be applied to molecular bioimaging and a method for screening curative or preventive drugs for glucose metabolism-related diseases.
摘要:
Provided is a compound having a spiro chiral carbon backbone, a stereoisomer thereof, an enantiomer thereof, an in vivo hydrolysable precursor thereof, or a pharmaceutically acceptable salt thereof. The compound having the spiro chiral carbon backbone has excellent osteoblast differentiation activity, mast cell inhibitory activity, and fatty acid synthesis inhibitory activity in the liver. Therefore, the compound can be expected to play an innovative role in treatment of osteoporosis, fatty liver, and obesity.
摘要:
The present invention provides compositions and methods to facilitate the identification of compounds that are capable of interacting with a biological macromolecule of interest. A composition is provided that comprises an array of chemical compounds attached to a solid support, wherein the density of the array of compounds is at least 1000 spots per cm2. The inventive arrays are generated by: providing a solid support functionalized with a selected chemical moiety capable of interacting with a chemical compound to form an attachment and delivering compounds to the solid support having a density of at least 1000 spots per cm2. The present invention also provides methods for utilizing these arrays to identify small molecule partners for biological macromolecules of interest.
摘要翻译:本发明提供了有助于鉴定能够与感兴趣的生物大分子相互作用的化合物的组合物和方法。 提供了包含连接到固体支持物上的化学化合物阵列的组合物,其中化合物阵列的密度为每cm 2至少1000个点。 本发明的阵列通过以下方式产生:提供用选择的能够与化学化合物相互作用的选择的化学部分官能化的固体支持物,以形成连接并将化合物输送到具有至少1000个点/ cm 2的密度的固体支持物。 本发明还提供了利用这些阵列鉴定感兴趣的生物大分子的小分子配偶体的方法。