Abstract: This present invention provides anti-PD-1 polypeptides or fragments thereof. Further provided are methods of using the antibody or fragments thereof to treat and diagnose diseases such as cancer, infection or immune disorders.

Abstract: A hinge assembly with a movable plate and a refrigerator having the same are provided. The hinge assembly includes a first hinge part, a second hinge part, and the movable plate, wherein the first hinge part, the second hinge part, and the movable plate are fitted with one another, the first hinge part is provided with a driving groove, the second hinge part is provided with a driving shaft fitted with the driving groove, and the movable plate is detachably provided in the driving groove. Dust, impurities, or the like, may be brought out by detaching the movable plate from the driving groove.

Abstract: A refrigerator door with a replaceable door panel, comprising: a rear door body, and a door panel detachably connected to the rear door body; the rear door body comprises a first boss and a first engaging member which are disposed opposite to each other; a rear side of the door panel comprises a link latch and a second engaging member which are disposed opposite to each other; wherein when the door panel is assembled to a front side of the rear door body, one end of the link latch snap-fits with the first boss to limit a displacement of the door panel in an up-down direction; the first engaging member engages the second engaging member to limit a displacement of the door panel in a front-rear direction.

Abstract: The present disclosure a temperature-resistant and salt-resistant modified nano-graphite dispersed particle gel system with a strong self-growth effect.

Abstract: A method for originating a vending transaction via machine-readable code includes storing, in a memory of a computing device, an account identifier associated with a transaction account, reading, by an optical imaging device of the computing device, a machine-readable code displayed on a vending machine, wherein the machine-readable code is encoded with at least a device identifier, electronically transmitting, by a transmitting device of the computing device, at least the device identifier and an account identifier to a third party system, and receiving, by a receiving device of the computing device, a transaction confirmation indicating approval of a payment transaction involving the transaction account and the vending machine.

Abstract: The present disclosure a temperature-resistant and salt-resistant modified nano-graphite dispersed particle gel system with a strong self-growth effect.

Abstract: An example method includes receiving a selection of an item; retrieving a user interaction history and a user profile; determining a pattern of user behavior based on the user interaction history and on the user profile; receiving a set of active promotions for the third party; receiving a set of donation-receiving organizations; receiving, from an investment provider, a set of investments; determining an amount of savings based on a comparison of the selected item to the set of active promotions; determining at least one donation-receiving organization and at least one investment based on the pattern of user behavior; and presenting, on a GUI, an interactive element that enables a user to complete a transaction involving the selected item and direct the amount of savings to the at least one determined donation-receiving organization or to the at least one determined investment.

Abstract: An example method includes receiving a request for a transaction; associating the request with a user; receiving, from the user, identification information; retrieving, from a database, first stored authentication information associated with the user; retrieving, from a distributed ledger, second stored authentication information associated with the user; and determining that the received authentication information matches the first stored authentication details and the second stored authentication details and, in response, outputting, by the computing system, a proof of authentication to enable the transaction.

Abstract: The present disclosure provides double-lumen closure balloon catheter, including an inner tube and an outer tube. A distal end of the inner tube extends from a distal end of the outer tube, the inner tube is provided at its distal end with a tubular hydrophobic tip through which air passes, a cavity of the hydrophobic tip is in communication with a cavity of the inner tube, the outer tube is provided at its distal end with an expandable or shrinkable balloon, a proximal end of the balloon is hermetically coupled to the distal end of the outer tube, a distal end of the balloon is hermetically coupled to the hydrophobic tip, and a channel in communication with an inner cavity of the balloon is arranged between the inner tube and the outer tube. The present disclosure further provides a using method thereof.

Abstract: A refrigerator, comprising a refrigerator body, a front side of which opens to define a first chamber; a door body, comprising a main door and a secondary door, the main door being used to open/close the first chamber and defining a second chamber, and the secondary door being used to open/close the second chamber; and a semiconductor refrigeration component, comprising a cold end and a hot end, and configured to enable the cold end to provide cold energy to the second chamber. According to the refrigerator of the present invention, the temperature inside the chamber in the door body can be independently controlled.

Abstract: A refrigerator drawer comprises: a bracket, a first storage box disposed movably relative to the bracket a second storage box; a first door body fixedly connected to the first storage box; a second door body fixedly connected to the second storage box, both the first door body and the second door body being disposed on the same side of the first storage box, and the first door body and the second door body being engaged to open the second storage box; a lifting mechanism disposed between the first storage box and the bracket or between the first door body and the bracket, an assisting mechanism being disposed between the lifting mechanism and the bracket, the first door body driving the first storage box to move relative to the bracket, the assisting mechanism driving the lifting mechanism to bring the first storage box to rise up relative to the bracket.

Abstract: This invention relates generally to the synthesis of ?12-Prostaglandin J product using stereoretentive ruthenium olefin metathesis catalysts supported by dithiolate ligands. ?12-Prostaglandin J products were generated with excellent selectivity (>99% Z) and in moderate to high/good yields (47% to 80% yield; 58% to 80% yield).

Abstract: A refrigerator and a glass door thereof. The glass door of the refrigerator comprises a glass plate body and an outer frame; the outer frame is configured to be hinged to a refrigerator body or a door body of the refrigerator; the outer frame extends along the edge of the glass plate body and is fixedly connected to the edge of the glass plate body; and the outer frame covers part of the edge of the glass plate body. The glass door has a lighter weight and a better appearance, and causes the overall thickness of the refrigerator having a composite door structure to be reduced.

Abstract: A refrigerator comprises: a refrigerator body having an open front side to define a first chamber; and a door body used to open or close the first chamber and defining a second chamber. The door body further defines a square annular air duct surrounding an outer side of the second chamber. The air duct comprises an air inlet section, two air supply sections and an air outlet section which are respectively located at an upper side, two transverse sides and a lower side of the second chamber. The air inlet section has an air inlet for intake of cold air. Each air supply section has an air supply portion for supplying the cold air to the second chamber. The air outlet section has an air outlet for discharging the remaining cold air in the air duct. The temperature in the chamber defined by the door body can be independently controlled.

Abstract: A refrigerator having a storage space formed on a door body. The refrigerator comprises: a refrigerator body in which at least a first storage space is defined, the first storage space having a forward opening; an inner-layer door pivotally provided on the front portion of the forward opening and comprising a storage container body defining a second storage space, the side of the storage container body facing the forward opening being provided with an air supply port used for introducing low-temperature air in the first storage space into the second storage space; a sterilization module provided at the air supply port and performing sterilization on passing air; an inner-layer door frame provided on the periphery of the storage container body; and an outer-layer door pivotally provided on the side of the inner-layer door frame away from the refrigerator body.

Abstract: Disclosed is a refrigerator provided with a sealed drawer on a door body. The refrigerator comprises: a refrigerator body, which defines a first storage space; a first door, which is pivotally arranged at a front portion of the refrigerator body and configured to open or close the first storage space; a sealed barrel, which is arranged in the first door and forms an opening at the side away from the first storage space; a drawable box arranged in the sealed barrel in a drawable manner via the opening; and a ventilating device, which is arranged in the sealed barrel and configured to allow communication between an internal space of the sealed barrel and the first storage space when turned on, thus realizing air exchange between the internal space of the sealed barrel and the first storage space.

Abstract: Disclosed are a refrigerator and a door body thereof. The door body for the refrigerator comprises: a frame hinged to a refrigerator body or other door bodies of the refrigerator; an inner glass plate disposed in a hollow area of the frame; and an outer glass plate fixedly connected to an edge of the frame, having conductive particles, and configured to produce heat after being powered on to remove condensate water on the surface thereof. According to the solution of the present invention, the outer glass plate is powered on to produce heat so as to remove condensate water, thereby avoiding that the heat produced by an additional heating layer cannot be transferred to the outer glass plate. The present invention can effectively improve the condensate water removal effect.

Abstract: A refrigerator, comprising a refrigerator body, a main door arranged on an outer side of the refrigerator body, and a secondary door arranged on an outer side of the main door. A first magnet is arranged in an area of the refrigerator body opposite the main door, a second magnet is arranged in an area of the secondary door opposite the main door, and an electromagnetic assembly is arranged on the main door and configured to controllably or operably generate a magnetic attraction force for attracting the first magnet or a magnetic attraction force for attracting the second magnet. The magnetic attraction effect ensures that the door body, which does not need to be opened, will be in a closed state when a user opens the refrigerator.

Abstract: A refrigerator, comprising: a refrigerator body having an open front side to define a first compartment; a primary door mounted to the refrigerator body and used for opening/closing the first compartment, the primary door defining a second compartment having an open front side; and a secondary door mounted to the primary door and used for opening/closing the second compartment, the secondary door comprising a state adjustable door panel, and the state adjustable door panel being configured to controllably change transparency such that the visibility of an internal structure of the second compartment is adjustable. According to the refrigerator of the present invention, the frequency of opening the secondary door can be effectively reduced, the product high-tech element is added, and the user experience is improved.

Abstract: The present invention discloses a refrigerator door with a replaceable door surface, including: a foamed door body and a door shell plate; wherein a rear side of the door shell plate is provided with a hook; a front side of the foamed door body is provided with a press lock catch, which comprises a snap tab; and when the door shell plate is assembled on the front side of the foamed door body, the hook is snapped into the snap tab to limit the displacement of the door shell plate in a front-rear direction. In the present invention, the locking or unlocking between the hook and the snap tab is achieved by rotating the snap tab, which is rotatable in the press lock catch, between the first position and the second position, such that the door shell plate and the foamed door body are more convenient to assemble and disassemble.