44results about How to "Guaranteed kill" patented technology

The invention provides a double-antigen specific T cell, a method for preparing the same and application of the double-antigen specific T cell. The double-antigen specific T cell comprises mesothelin antigen specific T cell receptor genes and antibody Fc (fibrillar center) fragment specific T cell receptor genes. The antibody Fc fragment specific T cell receptor genes can be mediated by HIF-1 alpha (hypoxia inducible factor-1 alpha) antibodies to specifically recognize HIF-1 alpha antigens. The method includes simultaneously infecting T cells by slow viruses with mesothelin antigen specific T cell receptor genes and slow viruses with antibody Fc fragment specific T cell receptor genes. The double-antigen specific T cell, the method and the application in an embodiment of the invention have the advantages that the double-antigen specific T cell has two specific binding domains and double-specificity for targeting to Meso (mesothelin) and being mediated by the HIF-1 alpha antibodies to specifically recognize the HIF-1 alpha antigens, accordingly, TNBC (triple negative breast cancer) cells can be assuredly specifically recognized and killed by the double-antigen specific T cell, and normal cells of organisms can be prevented from being mistakenly killed.

The invention discloses a fermentation device for the rapid thorough decomposition of livestock excrements and a using method and effects thereof. The device is beautiful and practical in design, has hollow cylinder shaped appearance, and comprises a fermentation system, a monitoring system, a ventilation system, a percolation and collection system and a heat preservation system. The device can carry out sensing determination on temperature and humidity, gas and pressure, and in combination with sampling analysis, provides timely and comprehensive data for the fermentation of livestock; the device can be subjected to full-sealed heat preservation, the temperature and pressure of the device can be controlled, the highest fermentation temperature is 55-60 DEG C, and the pressure is 0.02-0.03 Mpa; according to sampling, discharging, cleaning and appearance requirements, auxiliary tools such as a sampling tube and a discharge scraping rake are arranged and a design for preventing materials from falling into an air distribution chamber from a fermentation chamber is performed; under the action of temperature and pressure control and the like, the device is adopted for fermenting livestock excrements, through contrast in the aspects of available nutrients, bacterial count, escherichia coli and fermentation period, the fermentation effect of the device is better than those of temperature/pressure-uncontrollable devices and comparable common plastic buckets with a same volume, temperature/pressure-controllable fermentation is implemented in 12-15 days, and temperature/pressure-uncontrollable fermentation is implemented in 18 days, 42 days in contrast.

The invention relates to a method for tenderizing beef steak. The method comprises the process steps of preparation of tenderizing liquid and tenderizing keeping liquid, tenderizing of raw beef steak and packaging. The tenderizing process of the raw beef steak comprises the following steps: (1) cleaning with running water for the first time: cleaning the raw beef steak with running water for 2-5s; (2) soaking and cleaning for the first time: adding 300-500g of starch into per 100kg of clear water to prepare cleaning liquid, and soaking the raw beef steak in the cleaning liquid for 10-20min, wherein the cleaning liquid is replaced after per 200-300kg of the raw beef steak is cleaned; (3) tendon removing and splitting: splitting the beef steak along the texture of the beef steak according to the standard of length x width x height = (40-50)cm x (15-30)cm x (2-3)cm; and (4) irradiation treatment of raw beef steak: carrying out irradiation treatment of the raw beef steak, wherein the overall average dose of irradiation is 5-7kGY.

The invention discloses a black fungus planting method. The method comprises the first step of planting area section, the second step of culture medium selection, the third step of strain plantation and the fourth step of daily management. By means of the technical scheme, the usage number of wood bits as the culture medium of black funguses is reduced, and the usage number of local abundant straw resources in the culture medium is increased. The local climatic resources and the straw resources are fully utilized, and the local black fungus yield is increased.

The invention discloses a method for preparing organic fertilizers by using composite microbial degradation technology dry-type high-temperature anaerobic fermentation with papermaking sludge as raw material, which specifically includes the following steps: (1) adjusting the water content of papermaking sludge to prepare mixed sludge; 2) The mixed sludge undergoes high-temperature anaerobic fermentation reaction in the fermentation bin, and the biogas generated by the reaction is recovered and purified through special system equipment; (3) After the anaerobic fermentation reaction, the material exits the fermentation bin for post-ripening and drying; (4) Post-fermentation post-ripening The product is crushed and sieved to obtain a powdery fermented material; (5) the powdered fermented material is mixed and granulated to prepare an organic fertilizer. The method for preparing the organic fertilizer of the invention improves the efficiency of the dry high-temperature anaerobic fermentation process in the economic benefit cycle, and has the effects of energy saving and environmental protection.

The invention discloses an anti-infection nursing device for a respiratory department. The anti-infection nursing device comprises a box body and a box door hinged to one side of the box body; an axial flow fan is arranged on the outer side surface of the box body, an air filter is arranged at an air inlet of the axial flow fan, the air outlet of the axial flow fan is connected to an air conveyingpipe, and the other end of the air conveying pipe is in communication with a dryer; and the air outlet of the dryer is in communication with an ozone eliminating cylinder, the air outlet end of the ozone eliminating cylinder is in communication with the bottom of the inner side of an ozone absorbing box through a pipeline, an inorganic metal salt solution is contained in the ozone absorbing box,and an air outlet pipe is inserted into the upper end of the ozone absorbing box. The anti-infection nursing device for the respiratory department has the beneficial effects that air and water vapor can be thoroughly disinfected so as to ensure that spores, spore capsules and viruses in the wet air are completely killed, and the disinfection effect is better than that of ultraviolet disinfection.

An automatic disinfector for the output and return air of central air conditioner features that the needle-type negative-high voltage ionizing electrodes, positive-voltage advective-adsorption plate electrodes with Ag-carried electric conducting adsorption layer on its both surfaces, and high-voltage plate electrodes for generating electric field are sequentially and alternatively fixed on insulated base, and the disintecting ultraviolet lamp is between two adjacent advective-adsorption plate electrodes. Its advantages are high speed and effect, and low resistance to air.

The invention discloses a method for supplementing chlorine to secondary water supply and storage equipment. The method comprises the following steps: quantitatively diluting a high-concentration sodium hypochlorite stock solution to a concentration range allowed by laws and regulations by using a diluting device consisting of two small diluting tanks, and adding the diluted high-concentration sodium hypochlorite stock solution into a water tank to improve the residual chlorine concentration of tap water in the water tank. The method has the beneficial effects that the compliance problem of using the sodium hypochlorite stock solution to disinfect the drinking water is solved, the problems in manufacturing, transportation and installation are solved, and the method is simple and easy to implement.

The invention relates to quick-frozen sausages which are free from preservatives and of which the color is matched with fruit and vegetable powder and a preparation method of the quick-frozen sausages. The problem that human health is influenced because nitrite and preservatives are added to conventional sausages is solved. The formula of the quick-frozen sausages comprising main materials including pork or chicken meat, and auxiliary materials including salt, sodium pyrophosphate, triphosphoric acid, sodium hexametaphosphate, white granulated sugar, gourmet powder, D-sodium erythorbate, white pepper, ginger powder, ground cinnamon, ground nutmeg, isolated soy protein and fruit and vegetable powder. The preparation method comprises the steps of selecting raw material meat, winding the selected raw material meat into fillings, stirring the main materials and the auxiliary materials, pouring the stirred mixed materials into natural sausage casings or collagen sausage casings so as to obtain sausages, steaming the sausages, arraying the steamed sausages for cooling, performing primary packaging on the cooled sausages, quick-freezing the packaged sausages, performing secondary packaging on the quick-frozen sausages and refrigerating the sausages on which secondary package is performed. The quick-frozen sausages have the beneficial effects that nitrite, preservatives, essence and pigments are not added, and the color of the sausages is regulated with the natural fruit and vegetable powder; breeding of microorganisms is restrained through a quick-freezing technology, the quality guarantee period of the sausages is prolonged, damage to the health of eating people due to the addition of the nitrite, the essence, the pigments and the preservatives to the sausages is avoided, the edible health grade of the sausages is increased, and the product safety and the nutrient value are guaranteed.

The invention discloses a high-pressure vapour sterilization method of a mushroom stick. The method comprises the steps that (1),the mushroom stick is punctured, a breathable film is bonded to the mushroom stick, and the breathable film is sealed after the mushroom stick is placed in a high-temperature sterilization device; (2), vapour is added, an air inlet valve is adjusted to a lower magnitudewhen the pressure is increased to 0.9 kg/ cm <2>, an air discharging valve is switched on gradually, the air inlet valve is completely switched on when the pressure drops to zero, the state of the airinlet valve is maintained for 3-5 min until dense vapour is discharged out from an air discharging port, the air discharging valve is switched off, and the air discharging operation is repeated; (3),when the vapour pressure is increased to 0.8 kg/ cm <2> and the temperature is increased to 108 DEG C +/- 1 DEG C, the air inlet valve is adjusted to stabilize the pressure and the temperature, and the pressure and the temperature are maintained for 4 hours; (4), the vapour pressure is adjusted from 0.8 kg/ cm <2> to 0.4 kg/ cm <2> within 0.8-1 hour, the temperature is 105 DEG C +/- 1 DEG C, andthe pressure and the temperature are stabilized for 5 hours; (5), the air inlet valve is switched off, the air discharging valve is switched on when the vapour pressure is naturally reduced to 0.1 kg/cm <2>, the air discharging valve is switched off when no vapour is discharged from the air discharged valve, and the sterilization is completed.

The invention relates to the field of electronics, particularly an electric insect killing technique. The invention provides an electronic fly trap which comprises a cylinder and a high-voltage insect killing system, wherein the high-voltage insect killing system comprises a boosting module and an insect killing electrode array connected with the boosting module; the cylinder is provided with an opening, and the opening is used as a fly inlet through which flies can fly into the cylinder; the insect killing electrode array is arranged in the cylinder, and is partially or wholly positioned above the fly inlet; at least the position of the cylinder above the middle part of the insect killing electrode array is provided with a non-lighttight port; and the non-lighttight port is provided with a transparent window for stopping the flies. After taking off from the bait, the flies can fly to the transparent window above due to the fly-up habit. After being stopped by the transparent window, the flies barge about the cylinder so as to touch the insect killing electrode array and get killed.

The invention relates to a low-temperature steam formaldehyde sterilizer and a sterilization method thereof, in the pulsation stage and the sterilization stage, a formaldehyde solution is gasified into formaldehyde steam through an evaporator and then enters the sterilization chamber cabin, and instruments which are not resistant to high temperature are sterilized in a low-temperature and vacuum environment by utilizing the chemical property of a formaldehyde sterilizing agent. In the desorption stage, pure water is gasified into water vapor through an evaporator, and the water vapor enters the sterilization chamber cabin to replace residual formaldehyde. Meanwhile, the vacuum pump is used for vacuumizing, and the cabin body is in a whole-course negative pressure state in the sterilization process, so that formaldehyde gas cannot leak, and the safety of an operator is ensured. By adjusting a control process and a control flow, sterilization parameters are determined, so that articles are sterilized, the use limitation of traditional formaldehyde gas fumigation and high-concentration formaldehyde sterilization cabinets at present is solved, and the defects of other low-temperature sterilization modes such as hydrogen peroxide plasma sterilization and ethylene oxide sterilization are overcome; and the sterilization range of the low-temperature steam formaldehyde sterilizer is expanded, especially the sterilization of blind-end lumen instruments.

The invention belongs to the field of square cabins, relates to a sterilization and disinfection technology, in particular to an assembled square cabin with sterilization and purification functions, and aims to solve the problems that the relaxation and rest experience of a staff is not comfortable enough, the staff staying in a working area for a long time is easily infected with viruses, and the body health of the staff is harmed. The assembled square cabin comprises a main cabin, an ultraviolet disinfection chamber, a hot air disinfection chamber and a control box; a gear is installed on the inner top wall of the control box through a straight plate and a driving motor; a connecting plate is fixedly installed at the top of a sliding plate; a partition plate is fixedly installed at the bottom of the sliding plate; a clamping groove is formed between the inner bottom wall of the control box and the inner top wall of the main cabin; and the bottom of the partition plate penetrates through the clamping groove and is movably connected with the inner bottom wall of the main cabin. According to the invention, the main cabin is divided into a working area and a rest area through the partition plate, so that the staying time of workers in the working area can be shortened as much as possible, and the probability that the workers are infected by viruses and bacteria possibly existing in the working area is reduced.

The invention provides a heat insulation stirring device based on honey heating and a use method thereof, and relates to the technical field of honey processing. The heat insulation heating device comprises a honey tank body, wherein a honey tank opening is formed in the upper end of the honey tank body; a heat insulation layer is arranged on the inner wall of the honey tank body; a heating circulation cavity is arranged at one side of the heat insulation layer; a stirring shaft is arrange inside the heating circulation cavity; the lower end of the stirring shaft is provided with a stirring paddle; a baking plate is arranged on the surface of the rotating shaft; a pipe opening is formed in one side of the rotating shaft; a heat radiation plate is arranged on the surface of a sensing chamber; a switch is arranged at one side of the honey tank body; a photoelectric fusion measuring instrument is arranged at one side of a honey discharging cavity; an extraction plate is arranged on the surface of the honey discharging cavity. The device solves the problems that the honey heating in the existing market is manual heating; the tank body is made of glass substances, so that the temperature cannot be easily mastered; the nutrition ingredients of the honey are influenced; the disadvantages are caused on the mouthfeel of the honey; a great number of precipitates are decomposed; bacteriagrow; harm is caused on the body when people with poor spleen and stomach conditions eat the honey.

The invention discloses a synthesis and modification method of an upconversion nanometer material. The upconversion nanometer material with uniform particle diameter is prepared by a thermolysis method; secondly, mesoporous silica is wrapped outside nanoparticles; surface modification is performed; core-shell nanoparticles are formed; a hydrophylic structure is constructed; finally, photosensitizers and folic acid are carried on porous nanoparticles, so that the functions of photodynamic killing and in vitro targeting on tumor cells are realized. Near-infrared light with high penetrating capability is used for excitation, so that cancer cells generate a large number of active oxygen so as to achieve the effect of inhibiting the cancer; the goal of photodynamic treatment and killing on thetumor cells is realized; the damage to cells and biological tissues is reduced.

The invention relates to a scavenger for scavenging formaldehyde and benzene series from woody materials and a preparation method for the scavenger. The scavenger is characterized by being prepared from the ingredients in percentage by weight: 1.25% to 1.45% of nano-titania, 5% to 8% of nano apatite, 5% to 8% of solvent produced by baking the woody materials, 0.20% to 0.28% of dispersant and 82.40% to 88.27% of distilled water, wherein the sum of weight percent of all the ingredients is 100%. According to the scavenger for scavenging the formaldehyde and the benzene series from the woody materials, disclosed by the invention, the added solvent produced by baking the woody materials has a woody compatible adhesive action and can be used for rapidly opening pore passages of woody products, so that the nano apatite and the nano-titania can thoroughly enter the interior of wood, and thus the scavenger can be used for scavenging harmful substances such as formaldehyde from the interior of the wood; meanwhile, a nano film with compactness is formed, and the formed isolating film plays a role in permanently protecting the long-acting property of the nano-titania; and the scavenger disclosed by the invention is low in cost, simple in preparation method and high in social benefits.

The Chinese medicine for treating women's genital system disease is decocted with Radix Bupleuri, Radix Paeoniae Alba, Gardenia, gentian root, Chinese angelica and other 14 kinds of Chinese medicinalmaterials. It is developed based on the "strengthening body resistance to eliminate evil and relieving the root cause and symptoms at the same time" principle especially STDs and urogenital system disease by means of regulating the functions of internal organs and strengthening body's immunological activity.

The invention relates to the technical field of agricultural insect killing, and discloses an agricultural insect killing box. The agricultural insect killing box comprises a supporting ring, a box body is arranged in the supporting ring, supporting legs are fixedly connected to the two ends of the bottom of the supporting ring, and an air inducing plate is movably connected to the right side of the bottom of the supporting ring through a rotating shaft; the box body comprises a box wall, a rotating mechanism, an insect sweeping mechanism, a cylinder body, an insect attracting mechanism, a supporting mechanism, a storage mechanism, an enhanced insect killing mechanism and a vertical rod, the rotating mechanism is arranged at the upper end of the interior of the box body, the insect sweeping mechanism is installed on the rotating mechanism, and the cylinder body is fixedly installed on the inner wall of the box wall. According to the agricultural insect killing box, a trap lamp is led to emit light, so that stinkbugs can be attracted to enter the box body, the stinkbugs can make contact with a power grid, the stinkbugs are electrically killed through the power grid, the phenomenon that the stinkbug killing effect is not ideal due to pesticide spraying of a traditional insect killing device is avoided, and therefore the stinkbugs can be effectively killed, and fruit trees are protected.