Abstract: The disclosure relates to a method, apparatus, readable medium, and electronic device for live stream interaction. The method includes: in accordance with displaying of a first control at a first target position of a live stream interface, obtaining a first duration during which a user watches the live stream interface; in accordance with a determination that the first duration is greater than or equal to a first predetermined duration threshold, switching the first control to a second control, and displaying the second control at a second target position of the live stream interface; and in response to a first operation command performed by the user on the second control, allocating a virtual resource to the user. In this way, interaction modes of a live stream room are enriched, and an activity level of the live stream room can be improved.

Abstract: The present disclosure is generally directed to gene editing in plant chloroplast and plant mitochondrial double-stranded DNA. Disclosed herein are cytosine base editors tailored for chloroplast and mitochondrial genomes in plants using plant-specific chloroplast and mitochondrial targeting peptides, a TALE, and a DNA deaminase. The systems of the present disclosure include DNA vectors and protocols to use them for gene editing in plants.

Abstract: An immobilized enzymolysis equipment for reconstituted rice milk powder includes a bottom box, a heating device is arranged on an upper surface of the bottom box, and a splash-proof device is arranged on an upper surface of the heating device. Support legs are fixedly connected to corners of a lower surface of the bottom box. A rotating motor is arranged on a bottom surface of an inner cavity of the bottom box. The rotating motor is provided to achieve the effect of rotating a centrifugal device. The centrifugal device is rotationally connected to one side, extending to the upper surface of the bottom box, of the rotating motor, so as to achieve water-milk separation of reconstituted milk powder.

Abstract: A method for determining a consistency coefficient of a power-law cement grout includes: determining a water-cement ratio of the power-law cement grout; according to engineering practice requirements, determining a time required to determine the consistency coefficient of the power-law cement grout; and obtaining the consistency coefficient of the power-law cement grout. The method is accurate and reliable, requires less calculation, etc.; and has very high practical value and popularization value in environmental protection and ecological restoration.

Abstract: A method for determining a three-dimensional tortuosity of a loose and broken rock-soil mass, includes the following steps: a particle grading curve of the loose and broken rock-soil mass is obtained by utilizing a particle size analysis, and followed by calculating an equivalent particle size and an average particle size; a porosity of the loose and broken rock-soil mass is obtained by utilizing a moisture content test, a density test, and a specific gravity test; the three-dimensional tortuosity of the loose and broken rock-soil mass is obtained by utilizing the equivalent particle size, the average particle size and the porosity of the loose and broken rock-soil mass. The method has the advantages of simple logic, accuracy and reliability, simple and fast parameter determination, and has high practical value and promotion value in the field of environmental protection and ecological restoration technology.

Abstract: A display apparatus is disclosed The display apparatus includes a display, configured to present an image interface, the image interface includes a render layer and a display layer superimposed: and a controller, configured to obtain a target video resource and one or more recommended video resource associated with the target video resource; control the display layer to present the target video resource and output audio of the target video resource; and control the render layer to present the one or more recommended video resource simultaneously.

Abstract: The present disclosure provides a preparation method for hydrothermal synthesis of fly ash silicate aggregate including: mixing sodium metasilicate, potassium hydroxide, and inorganic-organic hybrid excitation monomer as raw materials to obtain an inorganic-organic composite activator; preparing a silicate aggregate raw material, mixing measured fly ash, carbide slag, quicklime, and vitrified micro bubble by mass, adding the inorganic-organic composite activator and continue stirring to produce a mixture; forming a ball disc, wetting an expanded perlite that forms a core of the ball by spraying water, adding a prepared mixture, spraying water while adding, standing and curing, performing a maturation and activation treatment in an autoclave, undergoing a silicon calcium reaction for a hydrothermal synthesis to obtain the silicate aggregates.

Abstract: Disclosed in the present disclosure is a double-deck multi-span bridge construction method. According to the double-deck bridge construction method of the present disclosure, construction is carried out by using a method of disassembling a support jig frame in a graded and span-separated mode, an upper chord jig frame and a lower chord jig frame can be used in a recycle manner, and construction costs are reduced. In addition, a construction period of building the support jig frame is shortened, and other construction operations can be synchronously carried out on a span in which the jig frame is disassembled, for example, fire retardant coating construction can be carried out on a mounted bridge deck after the jig frame is disassembled, and the construction period of a double-deck multi-span bridge is effectively shortened.

Abstract: A display substrate, includes: a display region. The display region includes a plurality of sub-pixels disposed on a substrate, a plurality of first signal lines extending in a first direction, and a plurality of data lines extending in a second direction. At least one sub-pixel includes a driving circuit, and the driving circuit includes a plurality of transistors and at least one storage capacitor. The transistor at least includes a first conductive layer and a second conductive layer. The plurality of first signal lines is located in a third conductive layer. The third conductive layer is located on a side of a control electrode of a transistor of the driving circuit away from the substrate.

Abstract: An isolated IgG antibody includes two identical heavy chains each having a hinge region with an amino acid sequence containing an additional cysteine upstream of the two cysteines in the CPPCP sequence of a native IgG hinge region, and a CH1 domain containing a cysteine at the position of 142 according to the IMGT numbering scheme. ADCs based on the antibody having this architecture are also provided.

Abstract: A left atrial appendage (LAA) occluder includes a sealing portion and a fixing portion connected to the sealing portion, and one or more sealed seed sources encapsulated with radioactive particles. The sealed seed sources are arranged on the sealing portion and/or the fixing portion (20) and configured for forming an annular isolation band on an inner wall of an LAA after the radioactive particles are released. The annular isolation band is configured for blocking the electrical signal conduction between the LAA and a left atrium. In the LAA occluder, the annular isolation band is formed on the inner wall of the LAA by the release of the radioactive particles in the sealed seed sources arranged on the sealing portion and/or the fixing portion.

Abstract: Embodiments described herein relate to plasma processes. A plasma process includes generating a plasma containing negatively charged oxygen ions. A substrate is exposed to the plasma. The substrate is disposed on a pedestal while being exposed to the plasma. While exposing the substrate to the plasma, a negative direct current (DC) bias voltage is applied to the pedestal to repel the negatively charged oxygen ions from the substrate.

Abstract: The presently-disclosed subject matter relates to antibodies, compositions, and methods for inhibiting and treating virus infection in the respiratory tract and virus transmission through the respiratory tract. In particular, the presently-disclosed subject matter relates to inhibiting and treating virus infection in a subject using compositions and antibodies that trap viruses in mucus of the respiratory tract, thereby inhibiting transport of virus across or through mucus secretions.

Abstract: An isolated anti-SCUBE2 antibody or a binding fragment thereof is disclosed. The anti-SCUBE2 antibody comprises an antigen binding region that specifically binds to a target domain located within SCUBE2 (SEQ ID NO: 66) and exhibits a property of inhibiting VEGF-induced angiogenesis. The target domain is selected from the group consisting of the EGF-like motifs 4 to 6 ranging from a.a. position 175 to 323, or the spacer region ranging from a.a. position 441 to 659, or the first cys-rich motif ranging from a.a. position 668 to 725 of SCUBE2 (SEQ ID NO: 66). The anti-SCUBE2 antibody or binding fragment thereof is for use in treating a disease associated with VEGF-induced angiogenesis, or for use in treating a tumor or inhibiting tumor angiogenesis and cancer cell growth in a subject in need thereof.

Abstract: A network search and configuration method, a registration method, a device, and a system are provided. The network search and configuration method is applied to a server, and comprises: receiving a service request carrying location information sent by a communication terminal; obtaining various optimal parameters in a SIM card to be registered corresponding to the location information according to the service request; dynamically configuring the various parameters in the SIM card to be registered according to various optimal parameters; and sending the dynamically configured SIM card to be registered to the communication terminal in order that the communication terminal searches and registers a network for the SIM card to be registered according to various configured parameters accordingly.

Abstract: This disclosure provides an anti-interference method for a new radio network, to reduce intra-frequency interference caused by a long term evolution (LTE) cell to a neighboring new radio (NR) cell. In the method, a base station obtains network configuration information of at least one LTE cell neighboring to an NR cell, based thereon determines anti-interference configuration information that includes an anti-interference pattern having a plurality of strip areas, in which at least one first area and at least one second area are distributed in spacing, the first area is used to carry a service signal of the NR cell, and the second area is used to carry an interference signal of the at least one LTE cell. The base station sends the anti-interference configuration information to a target user equipment for selecting the at least one first area to carry the service signal of the NR cell.

Abstract: This disclosure provides a communication method and apparatus. In the method, the first network device receives a first position from a second network device, where the first position is a position of one or more subframes occupied by first information; determines a first offset and configures a multicast-broadcast single-frequency network (MBSFN) subframe, where the first offset is for determining a second position, the second position is a position obtained by offsetting the first position by the first offset, the first range is a position that supports configuration of the MBSFN subframe, and a position of the MBSFN subframe includes the second position; and sends the first offset and first MBSFN configuration information to the second network device. According to the method, the second network device may send the first information on the MBSFN subframe, to avoid time-frequency resource conflicts between the first information and a cell reference signal (CRS).

Abstract: A left atrial appendage (LAA) occluder includes a sealing portion and a fixing portion connected to the sealing portion, and one or more sealed seed sources encapsulated with radioactive particles. The sealed seed sources are arranged on the sealing portion and/or the fixing portion (20) and configured for forming an annular isolation band on an inner wall of an LAA after the radioactive particles are released. The annular isolation band is configured for blocking the electrical signal conduction between the LAA and a left atrium. In the LAA occluder, the annular isolation band is formed on the inner wall of the LAA by the release of the radioactive particles in the sealed seed sources arranged on the sealing portion and/or the fixing portion.

Abstract: Provided are a direct time of flight (dTOF) sensing module, a terminal device, and a ranging method, to resolve a problem that in a conventional technology, a dTOF sensing module cannot adapt to different detection scenarios to some extent. Every K light sensitive units (401) of W light sensitive units (401) included in the dTOF sensing module share a first storage space. A processing control unit (403) is configured to control gating of N light sensitive units (401). The gated N light sensitive units (401) occupy the first storage space, and Q time slice bins are allocated to each gated light sensitive unit (401), so that the dTOF sensing module operates in a first mode or a second mode. The dTOF sensing module is flexibly applicable to different detection scenarios.

Abstract: A method of detecting the presence of a prostate cancer in a human subject comprising the steps of (a) obtaining a histologically normal prostate tissue sample from the patient and (b) quantifying the epithelial thickness or gland lumen roundness of the tissue, wherein an increase in epithelial thickness or a decrease in gland lumen roundness indicates the presence of prostate cancer or a prostate cancer field defect.