Abstract: Disclosed are an antibody to programmed death-ligand 1 (PD-L1) or an antigen-binding fragment thereof, a nucleic acid encoding the same, a vector including the nucleic acid, a cell transfected with the vector, a method of producing the antibody or the antigen-binding fragment thereof, a composition for preventing or treating cancer including the same, and a composition for combination therapy for preventing or treating cancer including the same.

Abstract: The present invention relates to a self-cleaving fusion protein including a target protein, a peptide consisting of amino acid sequence represented by LPXTG, a domain of Sortase A having cleaving function, and a tag, which are sequentially positioned from the amino terminal; a nucleic acid encoding the same; an expression vector including the nucleic acid of the present invention; and a cell transformed with the expression vector of the present invention. In addition, the present invention relates to a method for refining a target protein including culturing, dissolving, and purifying the transformed cell, and a method for preparing a therapeutic antibody-drug conjugate by using the purifying method.

Abstract: The present invention relates to a self-cleaving fusion protein including a target protein, a peptide consisting of amino acid sequence represented by LPXTG, a domain of Sortase A having cleaving function, and a tag, which are sequentially positioned from the amino terminal; a nucleic acid encoding the same; an expression vector including the nucleic acid of the present invention; and a cell transformed with the expression vector of the present invention. In addition, the present invention relates to a method for refining a target protein including culturing, dissolving, and purifying the transformed cell, and a method for preparing a therapeutic antibody-drug conjugate by using the purifying method.

Abstract: The present invention relates to a self-cleaving fusion protein including a target protein, a peptide consisting of amino acid sequence represented by LPXTG, a domain of Sortase A having cleaving function, and a tag, which are sequentially positioned from the amino terminal; a nucleic acid encoding the same; an expression vector including the nucleic acid of the present invention; and a cell transformed with the expression vector of the present invention. In addition, the present invention relates to a method for refining a target protein including culturing, dissolving, and purifying the transformed cell, and a method for preparing a therapeutic antibody-drug conjugate by using the purifying method.

Abstract: A semiconductor memory device configured to apply a temperature-compensated word line voltage to a word line during a data read operation includes a memory cell array including a plurality of word lines, a plurality of non-volatile memory cells connected to the word lines, and a word line voltage application unit configured to apply a temperature-compensated read voltage to a selected word line and to apply a temperature-compensated pass voltage to at least one unselected word line during a read operation.

Abstract: A semiconductor memory device configured to apply a temperature-compensated word line voltage to a word line during a data read operation includes a memory cell array including a plurality of word lines, a plurality of non-volatile memory cells connected to the word lines, and a word line voltage application unit configured to apply a temperature-compensated read voltage to a selected word line and to apply a temperature-compensated pass voltage to at least one unselected word line during a read operation.

Abstract: An inner shield for a cathode ray tube includes a screen opening and an electron gun opening through which electron beams pass, and a main body including a pair of long sections and a pair of short sections interconnected to form the screen opening and the electron gun opening. A cathode ray tube includes the inner shield. Each of the short sections includes a cutaway section having a pair of first cutaway sections formed starting from the electron gun opening and extending at a predetermined angle for a predetermined distance toward the screen opening, and a second cutaway section formed starting from where the first cutaway sections end and extending inwardly toward the screen opening, the second cutaway section being formed to extend past imaginary lines formed from where the first cutaway sections end to a furthermost inward point of the second cutaway section, that is, the point of the second cutaway section closest to the screen opening.

Abstract: A cathode ray tube includes a panel having a front screen portion on which a phosphor screen is formed and a panel flange integrally formed on an edge of the front screen portion, a funnel connected to the panel flange, a deflection yoke disposed around the funnel, a neck connected to the funnel, an electron gun disposed in the neck, a color selection apparatus for selecting electron beams emitted from the electron gun and allowing the selected electron beams to land on corresponding phosphors, and an inner shield for shielding geomagnetism, the inner shield mounted on the color selection apparatus. The color selection apparatus includes a mask having a plurality of electron beam-passing apertures, the mask being rectangular and having a longitudinal axis and a lateral axis, a frame for supporting the mask in a tensioned state, and a pair of side shield members mounted on lateral sides of the frame to shield the geomagnetism.

Abstract: An inner shield for a cathode ray tube includes a screen opening and an electron gun opening through which electron beams pass, and a main body including a pair of long sections and a pair of short sections interconnected to form the screen opening and the electron gun opening. A cathode ray tube includes the inner shield. Each of the short sections includes a cutaway section having a pair of first cutaway sections formed starting from the electron gun opening and extending at a predetermined angle for a predetermined distance toward the screen opening, and a second cutaway section formed starting from where the first cutaway sections end and extending inwardly toward the screen opening, the second cutaway section being formed to extend past imaginary lines formed from where the first cutaway sections end to a furthermost inward point of the second cutaway section, that is, the point of the second cutaway section closest to the screen opening.

Abstract: A cathode ray tube includes a panel having a front screen portion on which a phosphor screen is formed and a panel flange formed on an edge of the front screen portion; a funnel connected to the panel flange; a deflection yoke disposed around the funnel; a neck connected to the funnel, an electron gun disposed in the neck; a color selection apparatus for selecting electron beams emitted from the electron gun and allowing the selected electron beams to land on corresponding phosphors, the color selection apparatus including a frame having a pair of supporting members disposed at a predetermined distance from each other in parallel and a pair of elastic members fixed on both ends of the supporting members to correspond to the lateral sides of the mask; and a shield apparatus for shielding geomagnetism, the shield apparatus being mounted on a circumference of the frame of the color selection apparatus and extended toward the neck.

Abstract: A tension mask frame assembly for a color cathode-ray tube, including a tension mask, a frame and a vibration prevention unit, is provided. In this tension mask frame assembly, the tension mask has a slotted portion in which a plurality of electron beam passing holes are formed and a non-slotted portion located on the edge of the slotted portion. The frame supports two facing sides of the tension mask to apply a tensile force to the tension mask. The vibration prevention unit includes a damper having first and second attenuation portions that are maintained at a predetermined angle to form an insertion portion into which the edges of the tension mask not supported by the frame are inserted, and a support member for suspending the damper from the edges of the tension mask by passing through the first and second attenuation portions and the edges of the tension mask inserted into the insertion portion formed by the first and second attenuation portions.

Abstract: A cathode ray tube includes a panel having a front screen portion on which a phosphor screen is formed and a panel flange integrally formed on an edge of the front screen portion, a funnel connected to the panel flange, a deflection yoke disposed around the funnel, a neck connected to the funnel, an electron gun disposed in the neck, a color selection apparatus for selecting electron beams emitted from the electron gun and allowing the selected electron beams to land on corresponding phosphors, and an inner shield for shielding geomagnetism, the inner shield mounted on the color selection apparatus. The color selection apparatus includes a mask having a plurality of electron beam-passing apertures, the mask being rectangular and having a longitudinal axis and a lateral axis, a frame for supporting the mask in a tensioned state, and a pair of side shield members mounted on lateral sides of the frame to shield the geomagnetism.

Abstract: A cathode ray tube includes a panel having a front screen portion on which a phosphor screen is formed and a panel flange formed on an edge of the front screen portion; a funnel connected to the panel flange; a deflection yoke disposed around the funnel; a neck connected to the funnel, an electron gun disposed in the neck; a color selection apparatus for selecting electron beams emitted from the electron gun and allowing the selected electron beams to land on corresponding phosphors, the color selection apparatus including a frame having a pair of supporting members disposed at a predetermined distance from each other in parallel and a pair of elastic members fixed on both ends of the supporting members to correspond to the lateral sides of the mask; and a shield apparatus for shielding geomagnetism, the shield apparatus being mounted on a circumference of the frame of the color selection apparatus and extended toward the neck.

Abstract: A tension mask frame assembly for a color cathode-ray tube, including a tension mask, a frame and a vibration prevention unit, is provided. In this tension mask frame assembly, the tension mask has a slotted portion in which a plurality of electron beam passing holes are formed and a non-slotted portion located on the edge of the slotted portion. The frame supports two facing sides of the tension mask to apply a tensile force to the tension mask. The vibration prevention unit includes a damper having first and second attenuation portions that are maintained at a predetermined angle to form an insertion portion into which the edges of the tension mask not supported by the frame are inserted, and a support member for suspending the damper from the edges of the tension mask by passing through the first and second attenuation portions and the edges of the tension mask inserted into the insertion portion formed by the first and second attenuation portions.

Abstract: An apparatus for measuring thickness and a method therefor are disclosed, in which the precision is improved, the measuring time is shortened, the reliability is upgraded, and the flatness of thickness also can be precisely measured. The apparatus for measuring thickness according to the present invention includes a test piece retaining part for retaining a test piece and for moving it along X, Y and Z axes. The apparatus further includes a sensing part having a sensor retaining part for retaining an upper sensor, and having a test piece retaining part supporting table for supporting the test piece retaining part and having a lower sensor fixed thereon. The test piece retaining part includes: an X axis carrying part capable of moving in the direction of X axis, a Y axis carrying part capable of moving in the direction of Y axis, and a Z axis carrying part capable of moving in the direction of Z axis.