20 results about "Pantoea sp." patented technology

The invention relates to a method for biosynthesizing zero-valent nano-selenium by utilizing pantoea, the method comprises the following steps of: adding selenite into a strain culture medium, culturing pantoea, and separating and purifying from a synthetic product to obtain the zero-valent nano-selenium, the strain name of the pantoea is XZ-1, the classification name is pantoea Pantoeasp., the preservation number is CGMCC No.32330, the collection number is CGMCC No.32330, the collection number is CGMCC No.32330, the collection number is CGMCC No.32330, the collection number is CGMCC No.32330, the collection number is CGMCC No.32330, and the collection number is CGMCC No.32330. The preservation date is October 24, 2024, the strain XZ-1 is applied to synthesize zero-valent nano-selenium, biological nano-selenium is obtained from the synthesized product after multiple times of separation and purification, and the purified biological nano-selenium is mixed with a protective agent and a dispersing agent according to a certain proportion to prepare a nano-selenium fertilizer raw material, so that the problems that the nano-selenium is agglomerated and is easy to oxidize and lose efficacy are solved; the bioavailability of selenium is obviously improved, and the selenium element loss is reduced. The prepared nano-selenium can be used for original ingredients of fertilizers and feeds.

The present application discloses a Pantoea sp. B-3 capable of degrading tannic acid and its application, aiming to solve the technical problems that tannic acid substances are difficult to degrade in tobacco leaf processing and there is a lack of special microorganisms with good effects on improving the quality of tobacco leaves. The Pantoea sp. B-3 strain was isolated and screened from cigars, and its preservation number is CCTCC NO: M20221165. Its metabolite enzymes can significantly reduce the tannic acid content in tobacco leaves and comprehensively improve the processing quality of tobacco leaves (such as enhancing the baking aroma, reducing unpleasant odors such as green and miscellaneous odors and earthy smell, and improving the taste such as bitterness and astringency). The technological process of treating tobacco leaves with the metabolite enzymes of Pantoea sp. B-3 is simple, the treatment cycle is short, and the processing cost of tobacco leaves is low.

The application discloses an Aeromonas media strain capable of degrading PAEs and an application thereof, and belongs to the technical field of microorganisms. The strain is Aeromonas media HJ02, and the preservation number is GDMCC NO: 66828. The strain has obvious advantages in environmental adaptability and PAEs pollutant degradation activity, can efficiently degrade various PAEs and intermediate metabolites, and maintains good growth kinetic characteristics in a 0-120 h culture period. When the initial concentration of diisooctyl phthalate (DEHP) is 300 mg / L, the strain can significantly reduce the residual content of DEHP in the culture system after culture, and the 24 h degradation rate reaches 91.73 %. The application has the advantages of simple operation, safety and economy, provides efficient and stable microbial resources for PAEs pollution remediation, and has important practical value.

The application is the application of Spirodela and microorganisms in repairing cadmium-polluted water bodies and reducing cadmium content in cadmium-polluted paddy field rice grains. The specific steps are as follows: first, prepare Oscillospiraceae bacterial suspension, Enterobacter bacterial suspension and Pantoea bacterial suspension respectively; then mix the three kinds of bacterial suspensions in proportion to obtain a mixed bacterial suspension; then add the mixed bacterial suspension and Spirodela prepared in proportion to the cadmium-polluted water bodies to be repaired or the cadmium-polluted paddy fields to be repaired, and the Spirodela and the microorganisms form a "Spirodela-functional bacterial community" symbiotic system; the microorganisms further transport cadmium to the leaves by adsorption, transformation, leaf surface sedimentation or transpiration; finally, the Spirodela is concentrated for treatment, thereby repairing the cadmium-polluted water bodies or reducing the cadmium content in the cadmium-polluted paddy field rice grains. Through the application, the cadmium-polluted water bodies can be better repaired, and the cadmium content in the cadmium-polluted paddy field rice grains can be effectively reduced.

The invention relates to a biocontrol bacterium for preventing and treating alfalfa leaf spot disease, a biocontrol microbial agent and a preparation method and application thereof, and belongs to the field of microorganisms, the biocontrol bacterium MX282 belongs to Pantoea agglomerans, is preserved in China General Microbiological Culture Collection Center on June 23, 2025, has the preservation number of CGMCC No.34969, and has the preservation number of CGMCC No.34969. The biocontrol bacterium MX282 has the preservation number of CGMCC No.34969. The biocontrol bacterium MX282 has the preservation number of CGMCC No.34969 and the preservation number of CGMCC No.34969. Meanwhile, the invention discloses application of the biocontrol bacterium MX282 to prevention and treatment of alfalfa leaf spot disease and promotion of alfalfa growth.

The invention discloses a method for fermenting cigar tobacco leaves by using red koji wine and application of the cigar tobacco leaves, and belongs to the technical field of tobaccos. According to the method, the red koji wine is used as an exogenous additive, so that the microbial community structure in the cigar tobacco leaf fermentation process is remarkably regulated and controlled, the relative abundance of staphylococcus is reduced, and enrichment of functional bacteria such as pantoea, pseudomonas and aspergillus is promoted. The treatment method accelerates the accumulation of sweet, delicious and bitter amino acids in the early stage of fermentation, enhances the generation of carotenoid degradation products, phenylalanine conversion products and Maillard reaction products in the middle stage, and optimizes the coordination of organic acid composition and conventional chemical components. The red koji wine activates core pathways of sugar metabolism, amino acid metabolism, lipid metabolism and the like, and supports synthesis and conversion of aroma precursor substances. Finally, the red koji wine promotes early release and chemical balance of aroma substances through microbial community reconstruction and metabolic network optimization, and the overall fermentation quality of the cigar tobacco leaves is remarkably improved.

The application discloses a kind of added Co 2+ The application discloses a method for improving the yield of D-allulose produced by multi-enzyme catalysis, belonging to the field of biotechnology. The application provides a method for producing D-allulose by multi-enzyme catalysis, which comprises adding sucrose phosphorylase from Bifidobacterium adolescentis, fructokinase from Clostridium acetobutylicum, D-allulose-6-phosphate phosphatase from Clostridium thermocellum, and D-allulose-6-phosphate-3-epimerase from Pantoea sp to a reaction system containing sucrose and ATP, and then adding a metal ion solution to the reaction system to produce D-allulose. The application synthesizes an important low-calorie functional rare sugar D-allulose using inexpensive sucrose as a substrate, and experiments show that the addition of cobalt ions can increase the yield of D-allulose by five times.

The invention relates to the technical field of microorganisms, and discloses a strain of Pantoea endophytic bacteria YNK-FB0056 and an application of the Pantoea endophytic bacteria YNK-FB0056. The collection number of the pantoea is CCTCC NO: M 2025644, and the pantoea has good capacity of sulfur oxidation, nitrogen fixation, phosphorus dissolving, zinc dissolving, siderophore production and high yield of indoleacetic acid, and can regulate the nutrient structure of soil and convert substances which are difficult to utilize by plants in the soil, thereby promoting the growth of the plants and improving the stress resistance of the plants. Besides, the sulfur-oxidizing bacterium YNK-FB0056 provided by the invention is a bacterium separated from oilseed rape farmland soil, has better adaptability when being applied to a planting environment compared with a strain which is subjected to mutagenesis screening in an extreme environment and a laboratory, and can be stably colonized in plant rhizosphere and soil, so that the growth promoting effect is stably exerted for a long time, and the sulfur-oxidizing bacterium YNK-FB0056 is safe and environment-friendly and has a wide application prospect. Wide application prospects are realized.

The invention provides antimony reducing bacteria utilizing photo-induced electrons, a microbial inoculum and application of the antimony reducing bacteria and the microbial inoculum in antimony wastewater treatment. The antimony reducing bacterium is Pantoea sp.ZY0112 (the preservation number of the antimony reducing bacterium is CCTCC (China Center for Type Culture Collection) NO: M 20251575). According to the antimony reducing bacteria utilizing the photo-induced electrons, a natural and cheap photosensitizer can be added to replace a carbon source. The photosensitizer can generate a large number of photoelectrons after being radiated by sunlight, and the photoelectrons are captured and efficiently utilized by antimony reduction microorganisms, so that the photosensitizer can replace the addition of an additional organic carbon source. The antimony reducing bacteria are combined with the microbial photoelectrochemical effect to reduce Sb (V) in the antimony-containing wastewater, so that the carbon source requirement of antimony wastewater biological treatment can be greatly reduced, and low-carbon and high-efficiency biological treatment of antimony wastewater is realized.

The invention provides a flora with PAEs degradation and siderophore secretion capabilities as well as a product and application thereof, and belongs to the technical field of soil remediation. The microbial community comprises Arthrobacter sp. Y-2, Rhodococcus sp. D-12, Rhodococcus sp. 2G, Bacillus mucilaginosus Krassica nikov 19749 and Pantoea sp. 60226, the Arthrobacter sp. Y-2 is preserved in the China Center for Type Culture Collection on November 20, 2025, the preservation number is CCTCC NO: M20252602, the Rhodococcus sp. D-12 is preserved in the China Center for Type Culture Collection on November 20, 2025, the preservation number is CCTCC NO: M20252603, and the Rhodococcus sp. D-12 can be applied to simultaneous degradation of six PAEs, can be applied to degradation of Pantoea sp. The composite degradation efficiency of the strain is obviously superior to that of any single strain, and meanwhile, the strain has the capability of secreting siderophores, so that the treatment efficiency of microorganisms on PAEs is enhanced.

The invention discloses pantoea and application thereof in promoting plant growth and improving plant root architecture, and belongs to the field of agricultural microorganisms. The invention provides corn core endophytic pantoea (Pantoea sp.) AZ873 with a broad-spectrum growth promoting effect, and the corn core endophytic pantoea (Pantoea sp.) AZ873 is preserved in the China General Microbiological Culture Collection Center (CGMCC), and the preservation number is CGMCC No.32179. The corn core endophytic pantoea (Pantoea sp. The pantoea AZ873 stably exists in different environments and plants, and has broad-spectrum applicability. Experimental results show that the pantoea AZ873 can remarkably promote longitudinal extension of main roots and extension and development of lateral roots of the plants, optimize the root system configuration and improve the nutrient absorption efficiency of the plants in a nutrition deficiency stress environment, so that the overall biomass and the carbon and nitrogen content of the plants are improved, and plant growth is promoted. The invention provides a new technical means for stable optimization of crop root system functions and efficient utilization of nutrients.

The invention relates to the technical field of microorganisms, and particularly provides a plant growth-promoting rhizobacteria SPN5 and application thereof. The strain is separated from rhizosphere soil of rubber trees in Hainan Province and is preserved in Guangdong Microbial Culture Collection Center, and the preservation number is GDMCC NO: 66466. Through identification, the SPN5 is a potential new species in pantoea, has various plant growth promoting capacities of phosphate solubilization, potassium solubilization, nitrogen fixation, siderophore production, cellulase production, indoleacetic acid production, ammonia production and the like, and can well grow in the salt concentration of 3% or below and the pH range of 5.0-9.0. Pot experiments show that the SPN5 has a remarkable growth promoting effect on lettuce and rubber tree seedlings, plant biomass, leaf chlorophyll content and crop quality can be improved, and growth of rubber trees can still be effectively promoted especially under the condition that application of chemical fertilizer is reduced by 20%-40%. The strain is suitable for preparing a microbial agent, and has a good application prospect in the aspects of promoting crop growth and realizing reduction and synergism of chemical fertilizers.

The present application relates to a lysine decarboxylase variant and a method for producing cadaverine using a microorganism comprising same.

This invention belongs to the field of microbial technology, and particularly relates to a *Panthera* strain N16 and its application in the degradation of solanine. A *Panthera* strain ( Pantoea strain N16, of the Pantotheca genus (sp.) Pantoea The preservation number of strain N16 (sp.) is GDMCC NO: 67883. The Pantotheca strain N16 provided by this invention can simultaneously and efficiently degrade α-solanine and α-carboxine, exhibits no hemolytic activity, does not carry resistance plasmids, and maintains high degradation activity in the 30-45 °C range. It can be widely applied in potato food processing, feed detoxification, and storage quality control, providing a safe, efficient, and low-cost microbial resource for the remediation of solanine pollution.

The application provides a stibium reducing bacterium utilizing photo-generated electrons, a bacterial agent and application in treatment of stibium wastewater. The stibium reducing bacterium is Pantoea sp. ZY0112 (CCTCC NO: M 20251575). The stibium reducing bacterium utilizing photo-generated electrons can add a natural and cheap photosensitizer to replace a carbon source. The photosensitizer can generate a large number of photoelectrons after being irradiated by sunlight, and then the photoelectrons are captured and efficiently utilized by the stibium reducing microorganism, so that the addition of an external organic carbon source can be replaced. The stibium reducing bacterium is combined with a photoelectrochemical effect of microorganisms, and is used for reducing Sb(V) in stibium-containing wastewater, so that the carbon source demand of the biological treatment of the stibium wastewater can be greatly reduced, and low-carbon and high-efficiency biological treatment of the stibium wastewater is realized.

The invention relates to a preparation method of a metal cobalt organic framework material capable of generating free radicals with high catalytic activity. The material is prepared from a metal cobalt organic framework material Bio-Co-ZIF-8 coordinated by biosynthetic nano cobalt and an organic ligand and the like. According to the method, cobalt nitrate hexahydrate (Co (NO3) 2.6 H2O) is used as a raw material, and a bacterial strain pantoea XZ-1 is used for biosynthesis, so that green synthesis of the cobalt nano catalyst Bio-Co-ZIF-8 is realized. According to the scheme, the preparation method is simple and easy to implement, the material in the obtained material is a metal organic framework, cobalt oxide generated by bacteria is distributed in the material in a nanometer (nm) level, dispersion is more uniform, the degradation performance on antibiotics such as ENR is good, and technical support is provided for efficient degradation of enrofloxacin.

A compound microbial inoculant for increasing soybean and rapeseed yield in red soil, its preparation method, and its application are disclosed. The inoculant consists of photosynthetic bacteria ISP-1 and Pantoea sp. IP1 (accession number CCTCC NO:M 20251093), with a mass ratio of ISP-1 to Pantoea sp. IP1 of 1:1. The Pantoea sp. IP1 in this inoculant is selected from red soil and is better adapted to the red soil environment, rapidly colonizing and functioning efficiently. The microorganisms in this inoculant secrete plant hormones such as auxins, stimulating root development, enhancing root vitality, and expanding the nutrient absorption range. This not only promotes robust plant growth but also provides ample nutrition for pod enlargement and plumpness, effectively increasing the number of pods per plant and significantly improving yield.

This application relates to the field of agricultural microbiology, and in particular to a phosphorus-solubilizing and growth-promoting bacterial strain adapted to cold and arid environments and its application. The strain was isolated from soil in cold regions and identified as *Pantoea agglomerans* by 16S rDNA gene sequencing and phylogenetic analysis. It can grow in LB medium at 12°C, form visible colonies in LB solid medium containing 1200 mM mannitol, and exhibits phosphorus-solubilizing ability in NBRIP liquid medium. The strain is classified as *Pantoea agglomerans* ZSP3, with accession number CCTCC NO: M 20252438, deposited on November 3, 2025, at the China Center for Type Culture Collection. This application demonstrates the stable survival of Pantoea agglomerans strain isolated from soil in high-altitude and cold regions under the dual stress of low temperature and drought. This not only solves the problem of low colonization rate of strains under the dual stress of low temperature and drought, but also effectively improves the biomass and stress resistance of forage grasses in high-altitude and cold and arid environments by integrating phosphorus solubilization function and growth promotion mechanism.