82 results about "Biowarfare Agents" patented technology

The invention belongs to the technical field of environment, and particularly relates to an environment-friendly biological agent for repairing and treating petroleum polluted water and soil and a preparation method of the environment-friendly biological agent. The biological agent is prepared by mixing a compound microbial agent, a biological surfactant and an auxiliary material in parts by mass, has the characteristics of high efficiency, environment friendliness and no secondary pollution, can remarkably improve the remediation efficiency of petroleum-contaminated soil, and has a wide application prospect.

The invention provides a soil pollution intelligent monitoring and early warning method based on coupling of source accurate prevention and control and enhanced natural restoration, and relates to the technical field of pollution hidden danger investigation and source tracing. According to the method, toxic and harmful substances are identified through data collection, interview and reconnaissance, a key monitoring list is constructed, troubleshooting and leakage detection are carried out, hidden danger judgment and grading are completed, a rectification strategy is matched to generate a bioremediation scheme, biological agent injection or biological pile construction is carried out on a remediation area, and remediation effect evaluation is carried out. And setting monitoring factors and arranging monitoring point positions after the restoration reaches the standard, collecting monitoring data and inputting the monitoring data into a monitoring and early warning system, and realizing abnormal alarm through threshold triggering. According to the method, a closed-loop process from source identification, restoration implementation to long-term monitoring is constructed, and the accuracy and early warning efficiency of pollution treatment are improved.

The invention discloses a method for preventing dsRNA bacterial liquid from being degraded by ultraviolet, a biological preparation for preventing and controlling bemisia tabaci and a prevention and control method, and belongs to the technical field of pest prevention and control. The method for preventing the dsRNA bacterial liquid from being degraded by ultraviolet comprises the following steps: mixing the dsRNA bacterial liquid with a UV protective agent to prepare a mixed solution of the UV protective agent and the dsRNA bacterial liquid; the UV protective agent is one of potassium humate and sodium humate. The UV protective agent provided by the invention can effectively avoid degradation of dsRNA bacterial liquid, so that the dsGawky can give full play to the fatal effect on bemisia tabaci, and the target of pest control is accurately achieved. The method is efficient, wide in application, easy to formulate, high in insecticidal efficiency and environment-friendly, has the advantages of promoting plant growth and the like, and has a very good application prospect.

The invention provides a multi-temperature-zone intelligent regulation and control medical cold chain system aiming at the problems of differentiated temperature requirements and biological safety in medicine cold chain transportation. The system is based on a multi-stage semiconductor refrigeration technology and a PCMS composite thermal insulation structure, a plurality of temperature zones which can be independently managed are arranged in the same box body, and a multi-source sensor array and an improved thermal coupling equation are combined; partitioned temperature fine control and cooperative energy consumption management are carried out on biological agents (such as vaccines, plasma and pathogen specimens) with different sensitivities and storage and transportation requirements. Layered energy storage and energy release are carried out in multiple temperature intervals through the phase change materials, self-adaptive compensation is carried out on factors such as box vibration, inclination and environment sudden change through a main control algorithm, and the medicine failure risk caused by temperature chain scission and overshoot is remarkably reduced. On the basis, the invention also provides a cloud big data analysis and remote scheduling mechanism, information such as real-time temperature curves, energy consumption indexes and pre-estimated residual cooling capacity of multiple temperature zones can be synchronously uploaded, potential faults and route congestion are automatically identified by means of a distributed algorithm, and then an energy-saving or emergency cooling instruction is issued to the box body. For extreme cryogenic requirements and high-risk pathogen scenes, the stability and the isolation protection level of a cryogenic area can be enhanced through the additional refrigerant circulating unit and the biological safety isolation cabin, and it is ensured that stable low temperature and high safety can still be kept in long-time cross-regional transportation.

The invention belongs to the technical field of plant protection and biological prevention and control, and particularly relates to a biological preparation for efficiently preventing and controlling red spiders. The biological agent for efficiently preventing and controlling red spiders, provided by the invention, is prepared from the following raw materials in parts by mass: 5 to 10 parts of lactic acid, 10 to 15 parts of ethanol, 8 to 15 parts of chitosan, 12 to 25 parts of marigold extract, 3 to 8 parts of clove extract, 1 to 3 parts of cationic surface active agent, 1 to 3 parts of VC and 30 to 60 parts of deionized water. The invention has a triple action mechanism of charge repulsion, biological inhibition and physical plugging, and can efficiently prevent and control red spider pests.

The invention relates to a biological agent, in particular to a preparation method of the biological agent, which comprises the following steps: S1, injecting a cultured biological bacterium culture solution into a centrifugal space formed by a plurality of separation rings and a plurality of separation cavities; s2, a plurality of separation rings and a plurality of separation cavities are driven to rotate, and a plurality of water spraying holes spray liquid from top to top to impact the biological bacteria; s3, the biological bacteria with large mass are left on the lower side, and the biological bacteria with small mass are flushed to the upper side by the liquid; s4, after the biological bacteria are separated according to the mass, a plurality of separation rings rotate to discharge the liquid; s5, the biological bacteria are left in the centrifugal space; s6, pressure gas is introduced into a plurality of separation cavities, and an elastic inclined plate is inclined and expands to separate the biological bacteria according to the mass; and the biological bacteria can be centrifugally classified according to different masses.

The invention discloses a microcapsule for preventing dsRNA bacterial liquid from being degraded by ultraviolet, a biological preparation for preventing and controlling bemisia tabaci and a method for preventing and controlling the bemisia tabaci, and belongs to the technical field of pest prevention and control. The invention discloses a microcapsule for preventing dsRNA (double-stranded ribonucleic acid) bacterial liquid from being degraded by ultraviolet. The dsRNA bacterial liquid is embedded into the microcapsule by adopting dopamine or dopamine and chitosan. The dsRNA bacterial liquid microencapsulation can effectively prevent the degradation of the dsRNA bacterial liquid, so that the dsGawky can give full play to the fatal effect on bemisia tabaci, and the target of pest prevention and control is accurately achieved. The invention has the advantages of controlled release, improvement of targeting and drug stability, wide application, high insecticidal efficiency, environmental friendliness and the like, and has a good application prospect.

This invention belongs to the field of biological control technology for agricultural pests. Specifically, this invention relates to a gene that regulates the growth and development of the common thrips and its application. Through extensive research, this invention discovered a key gene, Mu10, that regulates the growth and development of the common thrips (Megalurothrips usitatus Bagnall). Based on this, an interference fragment and dsRNA targeting the Mu10 gene were obtained. A method for targeting and regulating the Mu10 gene and a corresponding biological agent were established. Results show that the method and agent of this invention can inhibit the growth and development of the common thrips and significantly reduce its survival rate, providing new ideas and technical support for inhibiting the growth and development of the common thrips and solving its pesticide resistance problem.

The application discloses a biological agent storage device which comprises a storage outer box, a test tube placing rack and a cleaning assembly, the storage outer box comprises an outer box body, a box cover and an inner box, the top end of the outer box body is provided with an opening, the box cover is rotationally arranged at the opening end of the outer box body, the inner box is arranged in the outer box body, the test tube placing rack and the cleaning assembly are arranged in the inner box, the cleaning assembly comprises a cleaning ring and a cleaning rubber strip, the cleaning ring is horizontally arranged in the inner box, the cleaning rubber strip is arranged on the outer ring wall of the cleaning ring, and the cleaning rubber strip is arranged in close contact with the inner wall of the inner box. The application has the effect of realizing stable storage of biological agents.

1. The name of the design product: fungus cube. 2. The use of the design product: for the storage and release of biological agents in the environment of ornamental fish, ensuring the safe and convenient use of the agents and maintaining the health of the water body. 3. The design points of the design product: the combination of shape and pattern. 4. The picture or photo that best shows the design points: perspective view.

The utility model relates to the technical field of circulating water quality detection devices, and particularly discloses an industrial circulating water simulation device for testing the scale and corrosion inhibition performance of a biological agent. The heating assembly can heat the circulating cooling water in the first water tank; a to-be-detected pipeline quick connector is sleeved in the water supply pipe; the spraying assembly is communicated with one end of the water supply pipe fitting and is used for spraying circulating cooling water into the first water tank; a water inlet of the delivery pump is communicated with the first water tank, and a water outlet of the delivery pump is communicated with one end, away from the spraying assembly, of the water supply pipe; the hanging piece assembly is provided with a plurality of metal pieces, and the metal pieces are located below the water outlet of the spraying assembly; and the biological membrane frame is filled with a bacteria-containing carrier, is immersed in the first water tank, and can simulate different production environments and test the scale and corrosion inhibition performance of the biological agent.

The utility model discloses a biological agent full-automatic hard capsule filling machine which comprises a capsule filling machine and a blast purging mechanism, the capsule filling machine comprises a machine body, a capsule sowing mechanism and a filling mechanism, and the capsule sowing mechanism and the filling mechanism are arranged in the machine body; the air guiding hose is connected with the air exhaust end of the air blower and penetrates into the machine body, the transverse pipe is connected with the end, located in the machine body, of the air guiding hose, and a plurality of air nozzles are installed on the surface of the side, away from the air guiding hose, of the transverse pipe. On the basis of the full-automatic hard capsule filling machine, the air blowing purging mechanism is arranged in the filling cabin area of the machine body, external air is filtered by the filter plate and the air filter element through the air blower and then is discharged into the air nozzle on the transverse pipe, and the air pressure produced by the air blower is matched with the air nozzle, so that the air blowing purging mechanism is used for purging hard capsules. The capsule filling machine can blow out waste materials or waste capsule shells in a cabin through high-speed flowing airflow during cleaning operation, and the problem that waste materials at the corners of equipment are difficult to clean is solved.

A system and method for controlling application rate of biological agents is disclosed. A dispersal device having a variable rate, such as a drum with a variable rotation speed, is coupled to a weight sensor and processor. The weight of biological agents in the dispersal device is thereby measured and used to calculate application rate. The dispersal device may then be operated according to one of several modes, including automated control of the dispersal device by the processor to maintain a target application rate.

This invention relates to the field of bio-infectious agent metabolites, and discloses a bio-infectious agent metabolite for the safe improvement of agricultural products and its preparation method. The bio-infectious agent metabolite is obtained by fermenting a fermentation raw material composed of a carbon source and a nitrogen source with an immobilized composite microbial agent on an organic-inorganic composite carrier. The organic-inorganic composite carrier immobilized composite microbial agent is prepared by immobilizing the composite microbial agent onto a chitosan-sodium alginate organic embedding carrier and an inorganic adsorbent carrier using immobilization loading technology. The composite microbial agent consists of *Bacillus circinus*, *Bacillus licheniformis*, *Bacillus amyloliquefaciens*, and *Bacillus subtilis*. This invention provides a method for preparing bio-infectious agent metabolites, and yields a bio-infectious agent metabolite containing carbohydrate compounds, amino acid compounds, organic acid compounds, and plant hormones, which has a quality-improving effect on agricultural products.

The utility model relates to the technical field of preparation of biological agents, and discloses a portable mixer for preparation of biological agents, which comprises a carrying device and a mixing device which form the mixer. Biological agents can be prepared through the mixing device, the mixed biological agents can be collected through the collecting assembly, the mixer can be pushed to move through the telescopic assembly, the moving effect of pushing the mixer can be improved through the moving assembly, and materials for preparing the biological agents or the biological agents can be stored through the storage assembly. Electric energy can be provided for a motor through two storage batteries, a prepared biological agent can be filtered through a filter plate, the effects that impurities of the prepared biological agent can be immediately filtered, and the mixer does not need to be carried all the time for carrying and moving are achieved, and the problems that arms are too tired and ache when the mixer is carried for a long time; and the mixed biological agent cannot be immediately filtered to treat impurities.

The application discloses an application of a nuclear receptor target gene in preparation of a biological preparation for blocking activation of diapause larvae, and relates to the field of biotechnology and parasite prevention and control. According to two nuclear receptor targets of Haemonchus contortus HCON_00101910 (regulating activity of worms) and HCON_00023750 (regulating development of larvae), the two nuclear receptor targets are combined with host progesterone and estradiol and are activated, constitute a key signal path in the spring activation process of diapause larvae, and have no homologous genes in mammals, and the safety is excellent. By constructing specific shRNA lentivirus vectors (the silencing efficiency is all greater than or equal to 60%) targeting the two genes, single target or double target synergistic intervention is realized, and the activity-development double key links of worms in the host body can be specifically blocked. The application provides a new paradigm of preventive prevention and control with high specificity and green safety, and provides core technical support for solving the seasonal epidemic problem of blood fluke disease.

A system and method for controlling application rate of biological agents is disclosed. A dispersal device having a variable rate, such as a drum with a variable rotation speed, is coupled to a weight sensor and processor. The weight of biological agents in the dispersal device is thereby measured and used to calculate application rate. The dispersal device may then be operated according to one of several modes, including automated control of the dispersal device by the processor to maintain a target application rate.

Provided herein is an automation device for identifying and collecting biological agents, which improves user convenience and enhances operational efficiency by integrating the collection and identification processes. The automation device includes: a collection unit including a movable filter tray; and an identification unit disposed apart from the collection unit and configured to wash and store collected biological agents, where a filter assembly may be mounted on the filter tray, the filter assembly being configured to collect biological agents by passing external air through a filter, and the filter coupled inside the filter assembly may be configured to automatically rotate as the filter tray moves to the identification.

In various examples, the subject matter of this disclosure relates to developing and using machine learning models to predict biological activity profiles based on multimodal datasets. An example method of predicting biological activity profiles includes: providing a multimodal dataset comprising a plurality of distinct dataset modalities (including at least one chemical structure dataset) to a foundation model, training a foundation model by applying contrastive learning to the multimodal dataset, creating a learned representation of each dataset modality, training a predictive model based on the learned representation of the chemical structure dataset modality and a classifier function that assigns modulation status for the biological target, and introducing an agent to the predictive model to predict modulation of the biological target.

The utility model provides a biological agent feeding device for repairing organic contaminated soil, which belongs to the technical field of microbial strains and comprises a base, a push handle is fixedly arranged at the leftmost end of the base, a liquid storage tank and an intelligent controller are fixedly mounted on one side, close to the push handle, of the upper surface of the base, and a stirring device is arranged at the center of the top of the liquid storage tank; a through groove is formed in the upper surface, away from the push handle, of the base, a baffle is fixedly installed in the through groove and divides the through groove into a pesticide spraying groove and a soil turning groove, a pesticide storage box is arranged on the left edge of the pesticide spraying groove, and a sprinkler head is fixedly installed on the outer side face of the pesticide storage box; a rotating shaft is mounted in the soil turning groove, and soil turning plow claws are uniformly and annularly mounted on the rotating shaft; the other end of the rotating shaft penetrates through the inner wall of the through groove to be connected with the output end of a second motor, and the second motor is connected with an intelligent controller through an electric wire. The soil plowing and biological agent feeding device integrates the functions of soil plowing and biological agent feeding, time and labor cost are saved, the soil plowing and biological agent feeding device is suitable for large-area soil remediation, and working efficiency is improved.

In one example, a method of producing a concrete test coupon comprises: separating a coarse aggregate from a concrete mix to obtain a fine cementitious material; combining the fine cementitious material with water to obtain a wet concrete slurry; pouring the wet concrete slurry into a tray having one or more cavities to produce one or more concrete pieces; air drying the one or more concrete pieces in the tray; removing the one or more concrete pieces from the tray; carbonating the one or more concrete pieces to produce one or more carbonated concrete pieces; washing the one or more carbonated concrete pieces; and sterilizing the one or more carbonated concrete pieces.

The present disclosure relates to a screening system configured to identify biological agents, biological variances, pathogens, and / or genetic variances. The screening system may include an incubation zone having an incubation station for incubating multiple samples and a detector for detecting electromagnetic radiation emitted simultaneously or quasi-simultaneously from the multiple samples. The screening system may also include an optional, replaceable incubator unit housed within the incubation station. The incubation station may also include an optically based datum system used as a reference point for orienting an image of the incubation station captured by the detector and, optionally, for assisting in synchronizing the capture of spectral images corresponding to the output of a test for a pathogen or genetic variance.

The present invention relates to chemical and biological warfare agent decontaminating compositions and methods for using the same to decontaminate animal skin and wounds thereon exposed to the agents. The compositions may comprise a peracid, a hydroperoxide, and a peroxyacid.

The invention relates to the technical field of pest control equipment, and discloses a forest nursery stock pest biological agent spraying device which solves the problem that the spraying effect of a biological agent is poor due to the fact that the angle of an existing spray head is mostly fixed, the forest nursery stock pest biological agent spraying device comprises a base, and a plurality of universal wheels are arranged at the bottom of the base at equal angles; a liquid storage tank and a push rod are fixedly mounted at the top of the base, a liquid inlet pipe is fixedly connected to the top of the liquid storage tank, an angle adjusting mechanism and a lifting mechanism are arranged on the outer side of the liquid storage tank, a power mechanism is arranged at the top of the base, the angle adjusting mechanism comprises a mounting plate located on the outer side of the liquid storage tank, and a U-shaped frame is fixedly connected to the side, away from the liquid storage tank, of the mounting plate; the inner side of the U-shaped frame is rotationally connected with a first inner shaft, and the outer side of the first inner shaft is fixedly sleeved with a first support. According to the device, the inclination angle of each nozzle II can be conveniently changed, so that the angles of the nozzle I and the nozzle II can be conveniently adjusted according to requirements to improve the spraying effect of the biological agent.

The invention provides an insecticidal composition containing flurala and bacillus thuringiensis G033A and application of the insecticidal composition. The equivalent volume ratio of flurala to bacillus thuringiensis G033A is 9: 1-1: 9 (converted into that the weight ratio of effective components is 1: 100-1: 31638), and preferably, the equivalent volume ratio is 5: 5, 6: 4, 7: 3, 8: 2 and 9: 1. The composition disclosed by the invention has an obvious synergistic effect, the use amount of a biological agent can be reduced, and the prevention and treatment cost is reduced; meanwhile, the use amount of chemical pesticides can be reduced, and the harm to the environment is reduced. The generation of drug resistance of lepidoptera pests such as plutella xylostella and cnaphalocrocis medinalis can be delayed.

The present invention relates to a device for receiving and processing cartridges for releasing biological agents, developed to integrate efficiently with the cartridges already known in the prior art, improving the handling, operation, and implementation thereof, wherein the device comprises integrated mechanisms for loading and aligning the cartridges, activation systems for releasing the contents thereof, and, optionally, a control system configured for manual, semi-automatic, or automatic operation.

Infectious diseases have been sources of large-scale epidemics and pandemics resulting in millions of casualties worldwide. Detection of these biological agents normally involves several lab processes including sample preparation, nucleic acid separation and amplification, and diagnostic analysis. These steps, either performed manually or automated by high-throughput machinery, are tedious, expensive, and highly susceptible to cross-contamination. The present system is an integrated lab-on-a-device designed, developed, and tested in compatibility with a mechanical fixture for sample-to-answer biological analysis of infectious diseases.

This invention discloses a liquid temperature-controlled system for phage preparations, belonging to the field of biological agent storage and transportation. The liquid temperature-controlled system for phage preparations includes a housing, a temperature regulation unit, an energy storage and power supply unit, a solar power generation unit, an environmental sensing unit, an intelligent control unit, and a monitoring, control, and data acquisition unit. This invention solves the problems of existing temperature-controlled storage equipment relying on mains power, insufficient energy management efficiency, and susceptibility to failure due to energy depletion in outdoor or unstable power environments. Through solar self-powering and intelligent energy prediction management, this invention enables long-term self-sustaining operation of the system in complex environments. Furthermore, by employing a multi-mode switching and adaptive temperature control strategy based on energy prediction, it can improve the system's environmental adaptability and energy utilization efficiency while ensuring the core temperature requirement for phage preparation activity.

The utility model discloses a separation device for preparing biological agents, which comprises a sediment mixing barrel, a connecting turntable is rotatably arranged at the bottom end of the sediment mixing barrel, and storage bottles are detachably arranged on the connecting turntable at equal intervals; the discharge pipe is obliquely arranged on the peripheral wall of the precipitation mixing barrel in a communicating manner, the peripheral wall of the discharge pipe is downwards communicated with a falling pipe, and a material blocking assembly and an auxiliary assembly are arranged on the discharge pipe; a push plate compresses a spring until a sliding block moves to the end of a sliding groove to loosen the pull ring, the spring resets to push the push plate to move, an insertion column is inserted into a positioning hole to fix the position of the piston rod, and at the moment, a piston blocks a port of a discharge pipe. The sludge is prevented from depositing into the discharge pipe due to displacement of the piston in the using process of the device, the sludge is further prevented from depositing into the discharge pipe and being discharged along with the biological agent, and the collection and separation effect of the biological agent is guaranteed.

Germanium-doped titania semiconductors, which arc capable of photocatalyzed electron transfer are coated with electronic deficient fluorinated phthalocyanines capable of energy transfer. The combination of these pathways results in a broad spectrum photocatalyst useful for deactivating harmful chemical and biological agents.