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176results about How to "Achieve kill" patented technology

RNA nanoparticle and application of RNA nanoparticle in preventing and curing stomach cancer

ActiveCN104327141AEfficient and specific deliveryEfficient and specific targeted deliveryMaterial nanotechnologyOrganic active ingredientsNanoparticleRNA Sequence
A RNA nanoparticle is disclosed. According to base pairing rules, a particle is formed from a chain RNA, b chain RNA and c chain RNA, wherein sequence of the a chain RNA is SEQ ID No.1; sequence of the b chain RNA is SEQ ID No.2; and sequence of the c chain RNA is SEQ ID No.3. It shows through experimental verification at the cellular and animal level that the RNA nanoparticle provided by the invention has good biosecurity and excellent gene interference effect and specificity, can effectively inhibit growth of gastric cancer cell lines and transplant subcutaneous sarcoma and can be applied in prevention, cure and diagnosis of stomach cancer.
Owner:SHANGHAI JIAO TONG UNIV

Pretreatment device for residential kitchen waste

The invention relates to a pretreatment device for residential kitchen waste. The device comprises an inlet pretreatment component, a crushing device, a grinding chamber, a solid-liquid separation chamber, a fermentation device and an oil-water separation device. According to the device, by arranging the crushing device, the grinding chamber, the solid-liquid separation chamber and the fermentation device, primary treatment of the kitchen waste subjected to classification and delivery in residential communities can be realized; and after treatment, grease and primary fermentation fertilizers can be transferred while recycled water is returned to the residential communities as recycled water for use, so that the occurrence of mass propagation of microorganisms and foul smell during the transportation process of the kitchen waste can be avoided, in this way, the harmful turns into the beneficial, and the whole environment is improved.
Owner:JINHUA MINGZHENG TECH CO LTD

Edible grain, bean and potato coarse cereal rice composition and preparing method thereof

The invention discloses an edible grain, bean and potato coarse cereal rice composition and a preparing method thereof and belongs to the technical field of grain deep processing. According to the edible grain, bean and potato coarse cereal rice composition, broken rice is used as a main raw material, after ultrasonic cleaning, microwave curing, drying and sterilizing of the broken rice, the broken rice, grain powder with a special flavor, enzymatic hydrolysate and other functional raw materials are pelletized, and then grain arrangement and processing through a microwave drying device are carried out, so that the edible grain, bean and potato coarse cereal rice composition is obtained. The edible grain, bean and potato coarse cereal rice composition has a tissue structure, granularity, hardness and viscosity which are similar to those of rice, can be boiled and cooked with rice, has the taste and chewiness, which are similar to those of cooked rice, is unique in flavor, soft in fragrance, high in appetite attractiveness, easy to digest and comprehensive in nutrition, and can improve the immunity and disease resistance of the human bodies and improve the gastrointestinal function. The guarantee period is three times of that of commercial rice. More importantly, a shortcut is developed for the efficient value-added comprehensive utilization of the broken rice, the road for the deep processing of the broken rice is broadened, and the economical value of the broken rice is increased. Better social benefits and economic benefits are realized and a sustainable development road for the deep processing of agricultural byproducts and the effective solving of Three-Rural problems is explored.
Owner:敖汉旗北方粮仓农产品批发市场有限公司

Nucleic acid aptamer probe and device for cancer cell detection and application of nucleic acid aptamer probe and device for cancer cell detection

The invention discloses a nucleic acid aptamer probe and device for cancer cell detection and application of the nucleic acid aptamer probe and device for cancer cell detection. The nucleic acid aptamer probe comprises a fixing probe body and an identifying probe body capable of being combined with a cancer cell; the fixing probe body and the identifying probe body are hybridized and complemented; and the device comprises the nucleic acid aptamer probe and a carrier, and the fixing probe body of the nucleic acid aptamer probe is in cross linkage to the surface of the carrier in a covalent or non-covalent manner. The nucleic acid aptamer probe is low in instrument requirement, high in universality, low in cost, simple in operation and easy to popularize, and can be applied to cancer cell detection, tracing and killing.
Owner:HUNAN UNIV

Anti-tumor NK cell, and preparation method and application thereof

The invention provides an anti-tumor NK cell, and a preparation method and application thereof. The anti-tumor NK cell is an NK cell edited by a chimeric antigen receptor. The chimeric antigen receptor comprises an extracellular domain fragment of PD-1, an F2A peptide fragment, the extracellular region of a CD8a signal peptide, the extracellular variable region of a single-chain antibody capable of recognizing and binding to HER2 protein, a CD8 alpha Linker region, a CD28 transmembrane and intracellular synergistic co-stimulation region, and a CD3 zeta fragment for intracellular signal transmission. The NK cell disclosed by the invention can express a CAR element targeting HER2 on a cell membrane and express secretory PD-1 protein at the same time, so the binding of PD-1 and PD-L1 is blocked, and the killing function of the NK cell is increased; and the anti-tumor NK cell is used for preparing anti-tumor drugs, can target tumor cells and enhance cytotoxic effect, is low in immunogenicity, easily realizes response and activation and can achieve allogeneic reinfusion, and the tumor killing effect of the NK cell is remarkably improved.
Owner:OCEAN UNIV OF CHINA

Integrated biliary tract internal irradiation balloon drainage tube

The invention discloses an integrated biliary tract internal irradiation balloon drainage tube, which comprises a biliary tract drainage tube and an internal irradiation balloon. The drainage tube is characterized in that: the biliary tract drainage tube is a double-cavity drainage tube, and comprises a bile drainage cavity and an internal irradiation balloon connecting cavity next to the inner wall of the bile drainage cavity; the internal irradiation balloon is arranged on the outer wall of the double-cavity drainage tube and connected with the front end of the internal irradiation balloon connecting cavity; the outer walls of the double-cavity drainage tube on two sides of the internal irradiation balloon are provided with side holes, and the side holes are communicated with the bile drainage cavity; the front end of the double-cavity drainage tube is provided with an end hole communicated with the bile drainage cavity; the tail end of the double-cavity drainage tube is in a Y-shaped structure consisting of a straight arm and an oblique arm, the straight arm is provided with a drainage tube outer interface connected with the tail end of the double-cavity drainage tube, and the drainage tube outer interface is communicated with the bile drainage cavity; and the oblique arm is provided with an internal irradiation balloon outer interface connected with the internal irradiation balloon connecting cavity. By short-range radiotherapy in the cavities, obstructive jaundice is avoided and local tumors are effectively controlled simultaneously, and the curative effect can be improved; and the drainage tube is simple in operation, high in safety and low in expense.
Owner:QINGDAO MUNICIPAL HOSPITAL

Acrylic polyurethane coating and preparation method thereof

The invention discloses an acrylic polyurethane coating and a preparation method thereof. The acrylic polyurethane coating contains the following raw materials: acrylic resins, polylactic acid, fluororesins, silicone acrylic emulsion, styrene-acrylic emulsion, blocked polyurethane resins, ditin butyl dilaurate, fluorine-modified polyethylene wax, ethylene diamine tetraacetic acid, chitosan, bentonite, cellulose acetate butyrate, precipitated barium sulfate, calcium carbonate superfine powder, nanometer titania, bamboo charcoal powder, sodium alginate, a silane coupling agent KH-550 and an antibacterial modified additives. The acrylic polyurethane coating is prepared by the following steps: base stock preparation, modified material preparation, mixing of the base stock, the modified material and auxiliary materials, and the like. The acrylic polyurethane coating disclosed by the invention has excellent antibacterial property.
Owner:长沙浩然医疗科技有限公司

Wide focal domain phased array focusing ultrasonic system for heating deep tumour focus

InactiveCN1775329AUniform Thermal Dose DistributionAchieve damageUltrasound therapyAbnormal tissue growthDevice form
The present invention relates to a large focal field phase-controlled focusing ultrasonic system for heating deep tumor focus. Said system includes large focal field phase-controlled array focussing ultrasonic transducer activator device formed from N phase-controlled signal formation subsystems and N controllable power amplifier, large focal field phase-controlled array focusing ultrasonic transducer combined therapeutic head, medium water bag, stereo-combined motion device, circulating medium water treating device, several temperature detection devices and computer intelligent subsystem containing man-machine interactive peripheral equipment and computer aided therapeutic plane software package. Said invention also provides the concrete function and action of the above-mentioned every portion and working principle of said system.
Owner:SHANGHAI JIAO TONG UNIV

CIC cell models targeting to CDKN2A and preparation methods of CIC cell models

The invention discloses cell-in-cell (CIC) cell models targeting to CDKN2A and preparation methods of the cell-in-cell (CIC) cell models. For the methods for preparing the cell-in-cell relevant cell models provided by the invention, the cell-in-cell relevant cell models are prepared by regulating the expression of the CDKN2A gene in the target cell. An inducing cell-in-cell cell model can be prepared by inhibiting the expression of the CDKN2A gene in the target cell, and an inhibiting cell-in-cell cell model can be prepared by realizing overexpression of the CDKN2A gene in the target cell. Forthe method for promoting the formation of the CIC structure by interfering the expression of the CDKN2A gene provided by the invention, the complete tumor cell is expressed aiming at CDKN2A, throughthe method, the intracellular death mediated by CIC can be promoted, and the purposes of killing tumor cells and inhibiting tumor growth can be realized.
Owner:ACADEMY OF MILITARY MEDICAL SCI

Multifunctional air purification film and method for preparing same

The invention relates to a multifunctional air purification film and a method for preparing the same. The multifunctional air purification film is one of the following two types: a first type of air purification film which comprises a base film and a multifunctional layer coated on the base film, wherein the multifunctional layer is mixture of nanometer graphene oxide and a fluorescent conjugated polymer, and the base film is a nonwoven fabric; a second type of air purification film which is obtained through spray melting after mixing an organic high-molecular material, nanometer graphene oxide and a fluorescent conjugated polymer, wherein the aperture of the used purification film is 0.2mu m to 12mu m, and the thickness is 500mu m to 5000mu m. As compared with a traditional antibacterial film, the antibacterial air purification film which is obtained by the invention and can eliminate PM2.5 has the characteristics such as high efficiency, good antibacterial performance and long service life.
Owner:河北凯尔威生物技术有限公司

PM (Particulate Matter) 2.5 and air pollutant purification treating method of ventilating system

The invention provides a PM (Particulate Matter) 2.5 and air pollutant purification treating method of a ventilating system. The method is characterized by comprising the following steps: firstly conveying air to be treated of the ventilating system to a purification treating box through a connecting pipeline, and mounting an air speed monitoring device at an air inlet of the purification treating box; and then, mounting a speed regulation blower in the purification treating box, wherein the speed regulation blower is used for conveying the air to be treated, which is exhausted from the ventilating system, to a subsequent PM2.5 filter for filtering, adsorbing and removing the granules with diameters being smaller than 2.5 microns in the air to be treated; conveying the air into a modified optical angle medium system; and finally, performing a final treatment on the air subjected to catalytic oxidation treatment and white glucose coccus killing in an exhaust chamber, so as to provide indoor clean and fresh non-pollution air. The method provided by the invention is simple and liable to realize and the treatment efficiency is high.
Owner:江苏瑞丰科技实业有限公司

Animals danger solid waste treatment recovery method and system

The present invention discloses a method for processing and recycling dangerous solid waste of animal kinds, including step that the processed dangerous solid waste of animal kinds is sterilized and dehydrated. The setp uses dehydration reaction device with jacket layer isolated with reaction cavity for containing material, and includs steps as follows: the heating supply body is induced into jacket layer; the material is transported into reaction cavity; the heat of heating supply body promotes sterilization and dehydration reaction by permeating jacket layer to material, and produces separated grease and animal protein. The invention discloses a system for processing and recycling dangerous solid waste of animal kinds, implements a series of technology steps, processes a series of electric shock, crushing, closed sterilization and dehydration, foots separated, residue squeezed, grease purified, quantitative packing etc, and produces animal protein and grease. The method can implement that the germina is sterilized entirety and recycles resource, gives attention to environmental protection effect and economic effect, and is a environmental protection, ecomomic and high effect process.
Owner:SHENZHEN LEO KING ENVIRO GRP CO LTD

Ventilation system of pigsty and pigsty using ventilation system

The invention relates to the field of cultivation, in particular to a ventilation system of a pigsty and the pigsty using the ventilation system. The pigsty is provided with the ventilation system and is closed. The ventilation system comprises an air inlet pipeline and an air exhaust pipeline, wherein the air inlet pipeline is used for supplying air to the pigsty; the air exhaust pipeline is used for exhausting the air from the pigsty; an air filtering and purifying device is arranged on the air inlet pipeline. The pigsty is closed, the ventilation system comprises the air inlet pipeline and the air exhaust pipeline, the air inlet pipeline is used for supplying the air to the pigsty, and the air exhaust pipeline is used for exhausting the air from the pigsty, so that the air which is purified by the air filtering and purifying device can be supplied into the pigsty through the air inlet pipeline in the cultivation process of pigs, and meanwhile, the air exhaust pipeline is formed as an air exhaust point of the pigsty; by setting the positions of the air inlet pipeline and the air exhaust pipeline, the air can pass through the pigsty along a set path and then is exhausted, so that the refreshing dead corner of the air can be reduced, and the refreshing efficiency of the air in the pigsty is improved.
Owner:刘忠臣

Device for sterilizing containers to be filled

A device for sterilizing containers (3) which are to be filled comprising a plurality of sterilization chambers (1) which respectively accommodate one container (3) and which are driven, for example, by a rotary device (2) in a continuous or clocked movement of conveyance. The sterilization chambers (1) pass through at least two fixed sectors (b, e) at specific intervals, a low-pressure chamber (10,11) having a different pressure level being respectively associated therewith and said sterilization chambers (1) being able to be connected thereto. The first low-pressure chamber (10) associated with the first sector (b) has a pressure level which enables a vaporous mixture comprising water vapor and hydrogen peroxide vapor to flow into the sterilization chambers (1) and become condensed on the surfaces of the container to be sterilized (3). The low-pressure chamber (11) associated with the second sector (e) has a pressure level at which both components of the condensate evaporate in order to remove the thus formed condensate from the sterilization chambers.
Owner:RUDIGER HAAGA GMBH

Preparation method of active additive component for photocatalyst

The invention discloses a preparation method of an active additive component for a photocatalyst. The preparation method comprises the following steps: separately weighing nano-titanium dioxide, nano-silver powder, mineral mixed powder, a traditional Chinese medicine extract, sodium carbonate, a dispersant and a penetrant according to weight parts, and adding the weighed materials in deionized water to obtain a mixture A1; uniformly mixing the mixture A1 in a sealed environment, then placing the mixture in an environment of 30-45 DEG C, and keeping the temperature for 20-40 min to obtain a mixture A2; weighing TRAMP active molecules according to a weight part, and adding the weighed TRAMP active molecuels to the mixture A2 to obtain a mixture B; uniformly mixing the mixture B, placing themixture B in an environment of 20-35 DEG C, and keeping the temperature for 15-25 min to obtain a photocatalyst active additive C; and canning the photocatalyst active additive C and carrying out refrigeration. The preparation method of the photocatalyst active additive provided by the invention is simple, and the photocatalyst active additive can be used to carry out purification treatment on formaldehyde and the like.
Owner:舒沐科技(武汉)有限公司

Method and system for preventing and treating cryptocryon irritan diseases of aquaculture animals by hydroxyl radicals

The invention discloses a method and system for preventing and treating cryptocryon irritan diseases of aquaculture animals by hydroxyl radicals. Water outlets of aquaculture pools of the system are connected with a water inlet of a liquid flowmeter; a water outlet of the liquid flowmeter is connected with a water inlet of a liquid pump; a water outlet of the liquid pump is connected with a water inlet of a sieve bend; a water outlet of the sieve bend is connected with a water inlet of a protein separator; a water outlet of the protein separator is connected with a water inlet of a biological filter; a water outlet of the biological filter is connected with a water inlet of a buffer pool; a water outlet of the buffer pool is connected with a water inlet of a water quality detector; a water outlet of the water quality detector is divided into two ways, and respectively connected with a main water inlet of a venturi ejector and a water inlet of a liquid flowmeter; a water outlet of the liquid flowmeter is connected with a water inlet of a hydroxyl radical generation device; a water outlet of the hydroxyl radical generation device is connected with a side water inlet of the venturi ejector; a water outlet of the venturi ejector is connected with a water inlet of a liquid-liquid mixing and dissolving tank; a water outlet of the liquid-liquid mixing and dissolving tank is connected with a water inlet of a gas-liquid separator, and connected with a water inlet of a water quality detector.
Owner:XIAMEN UNIV

Treatment method for electroplating sludge

The invention provides a treatment method for electroplating sludge. The method comprises the following steps: (1) adding a composite additive into the electroplating sludge in a mass ratio of 100 to(5-7), mixing uniformly, then putting the mixture in an ultraviolet irradiation condition, and stirring and processing for 1-1.5h at a revolving speed of 110-120r / min; (2) adding coke powder into themixture obtained in step (1), maintaining the added amount of the coke powder to be 20% of the mass of the mixture, mixing uniformly, then performing filter pressing treatment, collecting mud cakes, and meanwhile, discharging filtrate subjected to purification treatment; (3) smashing the mud cakes collected in step (2), drying the smashed mud cakes until the moisture content is less than or equalto 8%, keeping the smashed mud cakes in a condition that the temperature is 1,100-1,200 DEG C so as to perform smelting treatment, enabling exhaust gas, which is generated through smelting, to be subjected to purification treatment, then discharging the exhaust gas, and refining and separating materials subjected to smelting to obtain melted slag and metal alloy.
Owner:重庆康达实业有限公司

Method for constructing micro-nano structure with antibacterial function on surface of metal substrate

The invention discloses a method for constructing a micro-nano structure with an antibacterial function on the surface of a metal substrate. The method comprises the following steps: carrying out technologies of metal surface cleaning, annealing heat treatment, lifting and drawing to prepare a ZnO seed crystal layer and hydrothermal growth of a nano array for surface treatment, and finally obtaining a metal plate target product with a ZnO nano array. The ZnO array prepared by the method has a large number of nanoscale tip array structures, the array density can reach 1*10 <7>-1*10 <9> pieces / cm <2>, and the tip diameter of nanorods forming the array ranges from 30 nm to 150 nm. The surface of the array can rapidly sterilize bacteria by making contact with bacterial strains, the surface bacteria can be killed within 1 minute, the sterilizing rate for the escherichia coli (ATCC 25922) and the staphylococcus aureus (ATCC 6538) can reach more than 99.99%, and the surface of the array has a rapid broad-spectrum bactericidal performance.
Owner:SOUTHWEST JIAOTONG UNIV

Probe with functions of successive imaging and killing of bacteria and cancer cells and application thereof

The invention belongs to the technical field of molecular probes, and discloses a probe with functions of successive imaging and killing of bacteria and cancer cells and application of the probe. Thestructure of the probe is shown as a formula I, wherein X is preferably hydrogen; Y is preferably a linking bond; Z is preferably O; R is preferably hydrogen; W is preferably absent; L is preferably aC1-C16 alkylene ether group; T<+> is one of tricyclohexylphosphine salt cations, triphenylphosphine salt cations and pyridine cations; and Q<-> is a monovalent anion. The probe disclosed by the invention is applied to preparation of antibacterial and / or anticancer drugs and preparation of a fluorescence imaging agent. The probe provided by the invention realizes dual effects of antibiosis and anticancer by increasing permeability of bacterial cell membranes and destroying the structure of mitochondria in cancer cells, and has successive imaging and killing functions of bacteria and cancer cells.
Owner:SOUTH CHINA UNIV OF TECH

Target PEG (Polyethylene Glycol) modified gold nanorod and AlpcS4 coupled combination as well as preparation, application and antitumor composition thereof

The invention provides a target PEG (Polyethylene Glycol) modified gold nanorod and AlpcS4 coupled combination, preparation and application thereof, and an antitumor composition. The combination comprises AlPcS4 and PEG modified gold nanorods, wherein the PEG modified gold nanorods are gold nanorods modified by HS-PEG-COOH; carboxyl of HS-PEG-COOH is connected with polypeptides or target oligopeptides through amido bonds; AlPcS4 is adsorbed to the surfaces of the gold nanorods through electrostatic adsorption; and the surface plasmon resonance peak of the PEG modified gold nanorods is 750-850 nm. By adopting the combination, the medicine transmission efficiency of AlPcS4 can be improved by virtue of passive targeting capability of the gold nanorods or active targeting capability of target molecules, and the problems that an AlpcS4 medicine is low in transmission efficiency, limited in photodynamic effect and limited in tumor tissue selectivity and enrichment capacity are solved.
Owner:XI AN JIAOTONG UNIV

Intelligent indoor cleaning device with air purification and disinfection function

The invention discloses an intelligent indoor cleaning device with air purification and disinfection functions. The device comprises a device body, a cleaning system, a mopping system, a fumigation system, a diffusion system, an intelligent controller and a charging battery. The device body is provided with a roller on the bottom surface and an ultrasonic sensor in the front portion. The cleaningsystem includes side brushes, a cleaning brush, a dust suction opening, a dust collector and a dust box. The mopping system includes a mopping rod and a mopping mechanism. The fumigation system includes a medicine liquid cartridge for accommodating a sterilizing liquid, an atomizer, and an atomizing nozzle. The diffusion system includes a fan, ventilation openings and ventilation pipes. The intelligent controller includes a control terminal and a motor connected to the control terminal, the control terminal is connected to the ultrasonic sensor, and the motor drives the motions of the roller,a brush rod, the cleaning brush, the dust collector, the mopping rod, a guide roller, a rotating shaft, the atomizer and the fan respectively. The charging battery provides power for the intelligent controller. The device achieves an integrated set of ground cleaning and sterilization, not only meets the family's cleaning requirements, but also achieves the purpose of purifying air, and ensures the health and safety of a family's living environment.
Owner:张慧娟 +1

Degradable plastic bag and production method thereof

The invention discloses a degradable plastic bag. The degradable plastic bag comprises the following raw materials of an ethylene-acrylic acid copolymer, lignosulfonate, epichlorohydrin, a modified antibacterial agent, linear low-density polyethylene, polyvinyl alcohol, polylactic acid, pentaerythritol, suberic acid, diphenylmethane diisocyanate, dioctyl phthalate, a silane coupling agent KH-570,bamboo fibers, potato starch, montmorillonoid, konjac glucomannan, calcium carbonate, liquid paraffin, ethylene acrylic ester, glycerin and fatty acyl diethanol amine. A production method of the degradable plastic bag is further provided. The produced degradable plastic bag has excellent antibacterial performance and mechanical strength.
Owner:长沙而道新能源科技有限公司

Rural domestic sewage deep purification-sterilization reactor system

The invention discloses a rural domestic sewage deep purification-sterilization reactor system, and belongs to the field of agricultural sewage purification. The rural domestic sewage deep purification-sterilization reactor system comprises two sub systems, wherein a primary reactor is a low-pollution water purification system based on charcoal improved constructed wetlands; a secondary reactor is a catalysis-sterilization deep water purification system based on photovoltaic power generation. The primary reactor uses the charcoal improved constructed wetlands as major treatment units; through the multilevel and multi-azimuth purification functions of the absorption effect of wetland plants, the purification effect of wetland soil-water interface natural biological membranes, a wetland self soil percolation system, the adsorption effect of charcoal in the soil, the adsorption and filtering effects of wetland bottom layer fillings (zeolite) and the like, the preliminary purification of rural domestic sewage is realized. The secondary reactor uses solar energy as an energy source; a sufficient ultraviolet light source is provided for a catalytic reactor; the further catalytic degradation of a catalyst on ammonia nitrogen is realized; meanwhile, the killing of ultraviolet rays on harmful microbes in waste water is realized.
Owner:JIANGSU ACAD OF AGRI SCI

Filter-type electrochemistry air sterilization and purification device

The invention relates to a filter-type electrochemistry air sterilization and purification device.The filter-type electrochemistry air sterilization and purification device comprises a shell, a power source, an electrolyzed water generation module and air drafting devices for driving air to flow through the electrolyzed water generation module.The power source is connected with a positive electrode connecting end and a negative electrode connecting end which are connected to the electrolyzed water generation module, the electrolyzed water generation module is installed in the shell, an air inlet and an air outlet are formed in the electrolyzed water generation module, and outside air is led into the electrolyzed water generation module by the air drafting devices through the air inlet, and is processed through the electrolyzed water generation module and discharged through the air outlet.According to the filter-type electrochemistry air sterilization and purification device, the air is led into the electrolyzed water generation module through the air inlet in the electrolyzed water generation module by the air drafting devices, is in contact with active oxygen substances generated in the electrolyzed water generation module and then is discharged from the air outlet, sterilization and purification are achieved, indoor objects, plants, persons and the like are not damaged, sterilization and purification can be carried out in the indoor movement space with persons, and the elimination efficiency of microorganisms can be 99% or above.
Owner:MIDEA GRP CO LTD

Termite attracticide and preparation method

The invention provides a termite attracticide, which comprises the following raw materials: paper, chlorfenapyr, ivermectin, asparaginic acid, chitosan, saccharose, pollen pini and diatom powder, and further comprises tea tree root powder and bismuth oxyhalide. The invention further discloses a preparation method of the termite attracticide. The method comprises the following steps: mixing and spraying raw materials on paper; preparing into the required shape; and drying to obtain the termite attracticide. By virtue of the formula, the dosage of a chemical agent is greatly reduced; and the security threats to the environment and human are reduced.
Owner:宜昌市白蚁防治研究所

Infrared light controlled release drug loaded platform and preparation method and application thereof

The invention provides an infrared light controlled release drug loaded platform and a preparation method and an application thereof. The infrared light controlled release drug loaded platform includes a medical titanium matrix material; a layered double hydroxide film growing in situ on the surface of the medical titanium matrix material, wherein the interior of a lattice of layered double hydroxide is loaded with a drug, preferably an anticancer drug, more preferably an anionic anticancer drug; and a gold nanorod modified on the surface of the layered double hydroxide. The infrared light controlled release drug loaded platform is strong in drug release controllability, organically combines thermal therapy and chemotherapy, and exhibits a better anticancer effect under conditions of infrared light irradiation.
Owner:SHANGHAI INST OF CERAMIC CHEM & TECH CHINESE ACAD OF SCI

Rice product with a long shelf life and preparation method thereof

The present invention discloses a rice product with a long shelf life and a preparation method thereof, which belongs to the technical field of rice deep processing. The rice product uses broken rice as main raw material and is prepared by ultrasonic cleaning, microwave cooking, drying and sterilizing, and conducting granulation and granulation arrangement with fried soybean meal with a special flavor and other functional raw materials, and microwave drying. The rice product has similar organizational structure, particle size, hardness and viscosity with rice, thus can be cooked together with rice, has similar taste and chewing sense with boiled rice, has unique flavor and soft aroma, is seductive, has strong appetite, is easy to digest, has comprehensive nutrition, can enhance human immunity and disease resistance ability and improve gastrointestinal function, and has a shelf life three times than the market rice. More importantly, the broken rice product opens a shortcut for high-efficient and value-added use of the broken rice, widens the road of the broken rice deep processing, improves the economic value of the broken rice, has relative good social and economic benefits, and explores a sustainable development road for the deep processing of agricultural and sideline products and effective solution of the three agricultural problems.
Owner:TIANJIN ZHONGTIAN JINGKE SCI & TECH +1

Method for killing specific tumour cell by recin

InactiveCN1569234AOvercoming the difficulty of not expressing in tumor cellsAchieve killGenetic material ingredientsFermentationCell sensitivityExertion
The invention concerns gene engineering technology field and provides a system for tumor cell killing by toxins. The invention specifically expresses the recin B chain protein in tumor cell by making use of gene recombination technology, and intravenous injects the recin A chain protein to form an active toxin inside the tumor tissue for exertion of killing tumor cell. The invention conquers the difficulty of toxin disabling to express in the tumor cell and realizes specific and highly effective killing to tumor cells. In addition, it can kill the peripheral tumor tissue of the target cell.
Owner:FUDAN UNIV

Method and device for solid waste continuous hydrothermal-treatment

The invention relates to a continuous hydrothermal treatment method for solid waste. Solid waste is added into reactor continuously while water steam is added into the reactor as heating source and reacting medium. Material is contacted with water steam in the reactor to react. The device for realizing the method mentioned above comprises a feeding system connected with a material box. The feeding system is a hollow tube. One end of the hollow tube is cone hollow tube segment in transition. A straight transition segment is set at the top of the cone hollow tube segment. A screw with cone head is set in the hollow tube. The cone part of screw is set in the cone hollow segment of hollow tube correspondingly. The tail of screw shaft is connected with feeding motor. The device also comprises a reactor made of high-strength stainless steel. Steam inlet is set at one side of the reactor. The straight tube segment of feeding system is connected with the steam inlet. Screw with wing is set in the reactor. The screw shaft with wing is connected with reactor motor. Material outlet is set at the lower part of the other side of reactor where the reactor is faced with the steam inlet.
Owner:INST OF ENGINEERING THERMOPHYSICS - CHINESE ACAD OF SCI
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