Abstract: A butterfly door hinge and a vehicle having the same are provided, which includes a mounting base, a door connecting arm, a hinge connecting arm, and a limiting assembly, wherein the hinge connecting arm has one end hinged with the mounting base, and the other end hinged with the door connecting arm; the limiting assembly includes a planar limiting portion arranged on the mounting base, and a limiting body arranged on the door connecting arm, the limiting body having a spiral-type outer contour. In the disclosure, first the hinge connecting arm is used to constrain the door to swing along a fixed point, and then a posture of the door is constrained through a frictional fit between the limiting body and the planar limiting portion.

Abstract: The disclosure belongs to the technical field of liquid crystal materials, and specifically relates to a polymerizable compound, a preparation method therefor, and the use thereof. The polymerizable compound has a structure as shown in general formula I. Compared with the existing polymerizable RM, the polymerizable compound has the advantages of a good solubility, a faster polymerization rate, a more complete extent of polymerization, and less residues, thereby improving the problem of poor display to a great extent.

Abstract: Described herein are T cells engineered to express a chimeric antigen receptor (CAR), such as an anti-mesothelin CAR alone or in combination with a follicle-stimulating hormone receptor (FSHR) binding domain and/or a dominant negative transforming growth factor-? receptor II (dnTGF?RII) for the treatment of diseases associated with mesothelin expression. Also described are T cells engineered to express a modified T cell receptor (TCR).

Abstract: An assembling method of an electronic module is disclosed and includes steps of: (a) providing a first circuit board including a first side and a second side; (b) providing a second circuit board including a third side and a fourth side, and a connection component connected to the third side; (c) providing a solder ball, and stacking the first circuit board, the second circuit board and the solder ball; and (d) performing a reflow soldering process to a stacked structure of the first circuit board, the second circuit board and the solder ball.

Abstract: An internally-sealed one-piece external thread ball valve includes a valve seat gland and a left sealing gasket. The valve seat gland and the left sealing gasket are installed into a valve body. The contact part of the valve body and the valve seat gland is an internal thread. The contact part of the valve body and the left sealing gasket is a smooth inner circular surface. The left sealing gasket is in an inverted trapezoidal shape with a thin inner part and a thick outer part. The left sealing gasket expand outwards under an action of pressure formed by tightening a left nut during valve assembly. The outer circular surface of the left sealing gasket and a smooth inner circular surface of the valve body form sealing.

Abstract: The present disclosure relates to a battery pack, including a housing having a top and a bottom arranged opposite to each other and a first side portion and a second side portion arranged opposite to each other; a sliding slot used for guiding the battery pack to achieve mechanical connection with the electrical device; and a locking portion used for achieving locking between the battery pack and the electrical device, wherein the top includes a top plane and a top recess under the top plane in the height direction, the top recess includes the sliding slot and the locking portion, and the sliding slot is recessed downward from the top plane in the height direction, and the first side portion, the second side portion, and the sliding slot all extend in the longitudinal direction of the battery pack.

Abstract: The present disclosure relates to a first electrical interface arranged on one of a battery pack and an external device. The battery pack is engaged to the external device. The first electrical interface includes a first sliding groove and a second sliding groove which extend in an engaging direction and are configured for guiding the battery pack to be mechanically connected with the external device. The first electrical interface further includes a plurality of first terminals configured for being electrically connected with corresponding terminals of the other one of the battery pack and the external device. At least one first terminal is at least partially accommodated in the first sliding groove, and/or at least one first terminal is at least partially accommodated in the second sliding groove.

Abstract: Provided is an arginine fluorescent probe, comprising a polypeptide B that responds to arginine and a fluorescent protein A that expresses arginine; the fluorescent protein A is inserted into the polypeptide B, B is divided into an upper structural part and a lower structural part, B1 and B2, and a probe structure represented by the formula B1-A-B2 is formed; optimized mutants are likewise obtained by truncation and site-directed mutagenesis at different positions, and specific binding of the polypeptide B and arginine leads to a change in the fluorescence signal of the fluorescent protein A; and the polypeptide B is an arginine binding protein or a mutant thereof.

Abstract: A power module and a manufacturing method are provided. The power module includes a first electronic assembly and a second electronic assembly. The first electronic assembly includes at least one pin. The second electronic assembly includes a first surface and a second surface opposite to each other. The first surface is more adjacent to the first electronic assembly than the second surface. A direction from the first surface toward the second surface is defined as a reference direction. The second electronic assembly includes a first region and a second region. The first region has a first thickness in the reference direction. The second region has a second thickness in the reference direction. The second thickness is less than the first thickness. The second region includes at least one through hole. The pin is penetrated through the at least one through hole and fixed on the second electronic assembly.

Abstract: A chemical pattern recognition method for evaluating the quality of a traditional Chinese medicine based on medicine effect information, comprising: collecting chemical information of a traditional Chinese medicine sample, obtaining medicine effect information reflecting a clinical therapeutic effect thereof, performing spectrum-effect relationship analysis on the chemical information and the medicine effect information, and obtaining an index significantly related to the medicine effect as a feature chemical index; dividing the traditional Chinese medicine sample into a training set and a test set; using a pattern recognition method to extract a feature variable from samples of the training set by taking the feature chemical index as an input variable; building a pattern recognition model using the feature variable; and substituting feature variable values of samples of the test set into the model, and completing chemical pattern recognition evaluation of the quality of the traditional Chinese medicine.

Abstract: Embodiments of the present disclosure generally relate to methods and compositions for controlling cellular expression. More specifically, embodiments described herein relate to hydrogel-encapsulated/dispersed cells, methods of forming hydrogel-encapsulated/dispersed cells, and methods of using hydrogel-encapsulated/dispersed cells for controlling production of, for example, secretomes. In an embodiment, a composition for controlling production of secretomes is provided. The composition includes, a hydrogel comprising, in polymerized form, one or more photoreactive monomers and a thiol linker, wherein at least one of the one or more photoreactive monomers comprises a methylene functional group; and one or more cells dispersed or encapsulated within the hydrogel.

Abstract: Provided is a near-infrared spectroscopy-based method for chemical pattern recognition of the authenticity of the traditional Chinese medicine Gleditsiae Spina. The method uses the combination of a near-infrared spectroscopy acquisition method, a 1st derivative pretreatment method and a successive projection algorithm, a Kennard-Stone algorithm and a marching algorithm to perform chemical pattern recognition on the authenticity of the Gleditsiae Spina. The results of the pattern recognition method are accurate and reliable, and Gleditsiae Spina and counterfeits thereof can be accurately distinguished. The present application is the first to establish a method for the chemical pattern recognition of the quality of Gleditsiae Spina based on near-infrared spectroscopy, and can accurately distinguish between Gleditsiae Spina and counterfeits thereof, and provides scientific basis for the quality evaluation of Gleditsiae Spina.

Abstract: The disclosure belongs to the technical field of liquid crystal materials, and specifically relates to a polymerizable compound, a preparation method therefor, and the use thereof. The polymerizable compound has a structure as shown in general formula I. Compared with the existing polymerizable RM, the polymerizable compound has the advantages of a good solubility, a faster polymerization rate, a more complete extent of polymerization, and less residues, thereby improving the problem of poor display to a great extent.

Abstract: The present disclosure is related to an electronic module assembly structure including a system board, an electronic module and an adhesive material. The system board includes a first upper surface and a first lower surface opposite to each other. The electronic module spatially corresponds to the first upper surface and includes plurality leading pins and a carrier. Each leading pin has a soldering surface and is connected to the first upper surface through a first reflow soldering process. When the plurality leading pins are connected to the first upper surface, a height difference is formed between the carrying surface of the carrier and the soldering surfaces. The adhesive material is disposed on the carrying surface or the first upper surface. The carrier is connected with the first upper surface through the adhesive material, so that the electronic module is fixed to the first upper surface through the adhesive material.

Abstract: The present disclosure is related to a power module power structure and an assembling method thereof. The power module structure includes a first printed-circuit-board (PCB) assembly, a second PCB assembly, and a conductive connection component. The first PCB assembly includes a first circuit board, a power switch and a magnetic component. The first circuit board includes a first side, a second side and a through hole. The power switch is disposed on the first circuit board. The magnetic component includes a first magnetic core and a second magnetic core fastened on the first circuit board through the through hole. The second PCB assembly includes a second circuit board having a third side, a fourth side and at least one opening. The second magnetic core is exposed through the opening. The conductive connection component is disposed and electrically connected between the first PCB assembly and the second PCB assembly.

Abstract: A chemical pattern recognition method for evaluating the quality of a traditional Chinese medicine based on medicine effect information, comprising: collecting chemical information of a traditional Chinese medicine sample, obtaining medicine effect information reflecting a clinical therapeutic effect thereof, performing spectrum-effect relationship analysis on the chemical information and the medicine effect information, and obtaining an index significantly related to the medicine effect as a feature chemical index; dividing the traditional Chinese medicine sample into a training set and a test set; using a pattern recognition method to extract a feature variable from samples of the training set by taking the feature chemical index as an input variable; building a pattern recognition model using the feature variable; and substituting feature variable values of samples of the test set into the model, and completing chemical pattern recognition evaluation of the quality of the traditional Chinese medicine.

Abstract: A digital microfluidic chip, a method for driving the same, and a digital microfluidic device are provided. The digital microfluidic chip includes a state transition layer configured to bear a droplet, and a light driving layer configured to provide light for controlling a lyophobicity-lyophobicity transition of the state transition layer to drive the droplet to move. The light driving layer includes light emitting units arranged in an array and provides light. The state transition layer realizes a lyophobicity-lyophobicity transition. The light driving layer controls the lyophobicity-lyophobicity transition by providing light to drive the droplet to move. An existing digital microfluidic chip has a complex structure and a high fabricating cost, while the digital microfluidic chip of the present disclosure has a simple structure, a simple fabricating process and a low fabricating cost, and can realize miniaturization and integration to a maximum extent.

Abstract: The present disclosure is related to a power module power structure and an assembling method thereof. The power module structure includes a first printed-circuit-board (PCB) assembly, a second PCB assembly, and a conductive connection component. The first PCB assembly includes a first circuit board, a power switch and a magnetic component. The first circuit board includes a first side, a second side and a through hole. The power switch is disposed on the first circuit board. The magnetic component includes a first magnetic core and a second magnetic core fastened on the first circuit board through the through hole. The second PCB assembly includes a second circuit board having a third side, a fourth side and at least one opening. The second magnetic core is exposed through the opening. The conductive connection component is disposed and electrically connected between the first PCB assembly and the second PCB assembly.

Abstract: A compound represented by formula I and a racemate, a stereoisomer, a tautomer, an isotopic marker, nitrogen oxide, a solvate, a polymorph, a metabolite, an ester, a pharmaceutically acceptable salt or a prodrug thereof, a pharmaceutical composition comprising same, a preparation method therefor, and a pharmaceutical use thereof are described. The compound has the activity of inhibiting USP28 and/or USP25. The structure of the formula I is as follows.