Abstract: The invention relates to a polypeptide carrier for presenting a target polypeptide, and use thereof. In particular, the invention relates to a nucleic acid molecule, comprising a nucleotide sequence encoding a polypeptide carrier, and being used for insertion of a nucleotide sequence encoding a target polypeptide. In addition, the invention further relates to a recombinant protein comprising the polypeptide carrier and a target polypeptide. Furthermore, the invention further relates to use of the nucleic acid molecule and the recombinant protein. In addition, the invention further relates to a vaccine or a pharmaceutical composition useful for preventing, alleviating or treating HBV infection or a disease associated with HBV infection (e.g., hepatitis B), comprising a recombinant protein comprising the polypeptide carrier of the invention and an epitope from HBV.

Abstract: An optical fiber adapter structure, comprises a metal flange, a tubular housing, an insulating ring, an optical fiber stub, and a shielding annulus. The optical fiber stub is embedded into the metal flange; the shielding annulus is fixed at a bottom of the metal flange by means of a conductive adhesive; the shielding annulus covers an end of the optical fiber stub and is provided with a reserved hole only for laser signals to pass through; the tubular housing is sleeved to the bottom of the metal flange; and the tubular housing is insulated from the metal flange by means of the insulating ring. The conductive adhesive adheres the shielding annulus made of conductive material to a tail end of the metal flange and maintains complete electrical contact therebetween, such that the electromagnetic wave radiation between the interior of optical device and the exterior of metal flange is reduced.

Abstract: The present disclosure provides a deposition apparatus, including a first chamber, a second chamber and a third chamber. The first chamber is configured to load a substrate. The second chamber is configured to provide a high temperature environment in which a degas process and a sputtering process are performed on the substrate. The third chamber is provided between the first chamber and the second chamber. The third chamber is configured to transfer the substrate from the first chamber to the second chamber via the third chamber.

Abstract: The present invention relates to RNAi constructs for reducing expression of the ASGR1 gene. Methods of using such RNAi constructs to treat or prevent cardiovascular disease, such as coronary artery disease and myocardial infarction, and to reduce serum non-HDL cholesterol levels are also described.

Abstract: An electronic bill management method performed in an electronic bill management system is provided. A bill issuance request of a first user including original bill information is received. A first bill account corresponding to the first user is generated based on the original bill information, and account information of the first bill account is stored to an account table in the electronic bill management system. A second block is generated based on the bill issuance request, the first bill account, and a block header eigenvalue of a first block in a block chain in the electronic bill management system. The first block is a previous block of the second block in the block chain, and a bill issuance event of the first user is recorded based on the second block. An issuance success message is transmitted to the first user, the issuance success message including the first bill account.

Abstract: A topology processing method, apparatus, and system are provided. The topology processing method includes: obtaining, by a topology processing apparatus, a first onsite image collected from an optical distribution network ODN, where the first onsite image includes at least an imaging of a first port of a first ODN device, the first port is connected to a first cable, a first identification area used to identify the first cable is disposed on the first cable, and the first onsite image further includes at least an imaging of the first identification area on the first cable; and identifying, by the topology processing apparatus, the first cable based on the first identification area on the first onsite image, and identifying, based on the first onsite image, the first port connected to the first cable; and generating a first correspondence between the first ODN device, the first port, and the first cable.

Abstract: A method for estimating arrival time based on noise cancellation includes transmitting, with a transmit terminal, an ultra-wideband pulse sequence; performing power sampling on a received ultra-wideband signal; averaging a power sampling sequence; carrying out a calculation to obtain a noise mean vector; using a sum-of-rank method to obtain a rank of a power mean column vector; setting a decision threshold; and performing time-of-arrival (TOA) estimation.

Abstract: The present disclosure relates to reconstructing an image.

Abstract: The disclosure relates to a mechanical hand of a dual-driven special-shaped super-flexible elastic framework. The mechanical hand includes a top plate and a base plate. The top plate and the base plate are fixed into a whole through two groups of guide connection rods. Two lead screw shaft servo motors are disposed on the top plate at an interval. Lead screws of the two lead screw shaft servo motors are respectively connected to a hollow finger front section driving plate and a finger root portion driving plate. Tail ends of the two lead screws are respectively supported on the base plate through two mounted bearings. The mechanical hand further includes flexible fingers. A tip portion of each of the flexible fingers is fixed on the hollow finger front section driving plate. A special-shaped super-flexible leaf spring of the flexible finger is connected to the base plate through a finger root hinge seat.

Abstract: Provided a video processing method, a device and electronic equipment, which can process a video including multiple human body objects to obtain a plot video segment for any one of the multiple human body objects. The embodiments of the present application can carry out pertinent observations on the human body objects and improve the sensory experience of video viewers. The video processing method includes obtaining a first video including multiple human body objects; determining a detection region of a first object among the multiple human body objects according to at least one image frame of the first video; performing human behavior feature detection on the detection region of the first object in the first video to obtain a first plot video segment of the first object in the first video.

Abstract: A method, an apparatus, a storage medium and an electronic device for processing an application of a mobile terminal are provided. The method includes the following acts. It is detected whether the mobile terminal is currently in standby state. All available sensor connection interfaces are traversed in responding to detecting that the mobile terminal is currently in standby state. It is determined whether an application corresponding to each of the available sensor connection interfaces is in accordance with a filtering condition. The application is exited in responding to determining that the application corresponding to each of the available sensor connection interfaces is not in accordance with the filtering condition, and the application is restrained from holding a corresponding sensor connection.

Abstract: A switch circuit of a converter includes three switch units. A first switch unit includes a first switch device, a second switch device, a third switch device, and a fourth switch device that are connected in series. A second switch unit includes a fifth switch device and a sixth switch device that are connected in series. A third switch unit includes a seventh switch device and an eighth switch device that are connected in series. When the first switch device and the fifth switch device are switched on, the seventh switch is controlled to be switched on. When the fourth switch device and the sixth switch device are switched on, the eighth switch device is controlled to be switched on, thereby effectively reducing a conduction loss of the converter.

Abstract: A fusion protein is described, comprising a first N-terminal signal peptide sequence, a second peptide sequence C-terminal to the signal peptide sequence, and a third peptide sequence C-terminal to the second peptide sequence; wherein one of the second peptide sequence and the third peptide sequence is an RdCVF-short peptide sequence and the other is a hydrophilic peptide sequence. After translation the signal peptide is cleaved, leaving a fusion protein comprising the second peptide sequence and the third peptide sequence minus the signal peptide. Also described are nucleic acids and expression vectors encoding the fusion protein, cells comprising the nucleic acid or expression vector, as well as methods of treatment and uses of the fusion protein, nucleic acid, and expression vector. The fusion protein can be produced in vitro by culturing the cells of this invention under conditions allowing for expression and secretion of the encoded fusion protein, and isolating the fusion protein from the cell culture.

Abstract: A digital-to-analog converter for generating an analog output voltage in response to a digital value comprising a plurality of bits, the converter including: (i) a first switched resistor network having a first configuration and for converting a first input differential signal into a first analog output in response to a first set of bits in the plurality of bits; and (ii) a second switched resistor network, coupled to the first switched resistor network, having a second configuration, differing from the first configuration, and for converting a second input differential signal into a second analog output in response to a second set of bits in the plurality of bits.

Abstract: A random access method and a device are provided, to enable a device in the Internet of Things to implement random access. The method includes: selecting, by a terminal from at least two frequencies, frequencies used to send a physical random access channel PRACH signal, as frequencies occupied by target PRACH resources, where the at least two frequencies each have a preset bandwidth, and there is no intersection between frequency bands of the at least two frequencies; generating, by the terminal, a target PRACH signal based on the frequencies occupied by the target PRACH resources, a root allocated by a base station, and a cyclic shift corresponding to the root allocated by the base station; and sending, by the terminal, the target PRACH signal to the base station on the target PRACH resources.

Abstract: Disclosed examples include a segmented DAC circuit, including an R-2R resistor DAC to convert a first subword to a first analog output signal, an interpolation DAC to offset the first analog output signal based on an N-bit digital interpolation code signal to provide the analog output signal, and a Sigma Delta modulator to modulate a modulator code to provide the N-bit digital interpolation code signal that represents a value of second and third subwords.

Abstract: Example implementations relate to on-disk cache tables. An example computer implemented method includes detecting, in a storage manager of a node of the distributed computer system, an input/output (I/O) request including a received object signature that uniquely identifies a data object stored in an object container of the distributed computer system; generating, from a first portion of the received object signature, a first mapping to a bucket in an on-disk cache table, the bucket including a predetermined number of slots in the on-disk cache table; generating, from a second portion of the received object signature, a second mapping to a starting slot of the bucket; and selectively managing the input/output (I/O) operation based upon an object signature value associated with the starting slot of the bucket. Recover operations are also provided.

Abstract: A method for pushing information based on a user emotion including recordings of behavior habits of the user based on a number of predefined emotions within a predefined time period can be implemented in the disclosed electronic device. Based on each predefined emotion, a proportion of each behavior habit of the user is determined at the predetermined time intervals. The device determines information to be pushed according to a current user emotion and the proportions of the behavior habits of the user corresponding to the current user emotion, and the electronic device is controlled to push the determined information.

Abstract: A reposable surgical clip applier includes a handle assembly, a shaft assembly, and a clip cartridge assembly. The shaft assembly includes a pair of jaws and a drive assembly. The clip cartridge assembly includes a stack of surgical clips supported therein and a clip pusher. When the shaft assembly is releasably engaged with the handle assembly and the clip cartridge assembly is releasably engaged within the shaft assembly, a pusher bar of the drive assembly is operably positioned relative to the clip pusher and the handle assembly is operably associated with the drive assembly such that actuation of a trigger of the handle assembly moves the pusher bar distally to load the distal-most clip of the stack of surgical clips into the pair of jaws and moves the jaws-engaging portion distally to cam the pair of jaws towards one another to form the distal-most clip about tissue.