28 results about "Acinetobacter sp" patented technology

The invention relates to the technical field of environmental remediation microorganisms, and discloses acinetobacter B2-4, a culture method thereof and application of the acinetobacter B2-4 in degradation of polycyclic aromatic hydrocarbon. The Acinetobacter sp. B2-4 is preserved in the China General Microbiological Culture Collection Center on March 3, 2025, the preservation address is No.3, Yard 1, Beichen West Road, Chaoyang District, Beijing, and the preservation number is CGMCC No.33689. The Acinetobacter sp. B2-4 has the advantages that the Acinetobacter sp. The Acinetobacter sp. B2-4 disclosed by the invention is an anaerobic bacterium, and can utilize nitrate, iron, sulfate and the like to replace an electron acceptor in an anoxic environment to continuously degrade polycyclic aromatic hydrocarbon. After the strain is cultured for 45 days, the degradation rate of phenanthrene reaches 74.9%, and the degradation rate of pyrene reaches 56.2%.

The invention discloses a novel acinetobacter baumannii phage vBAbaMpha0264 and application thereof, and belongs to the technical field of microorganisms. The acinetobacter baumannii phage vBAbaMpha0264 is preserved in the Guangdong Microbiological Culture Collection Center on August 28, 2025, the preservation number of the acinetobacter baumannii phage vBAbaMpha0264 is GDMCC (China General Microbiological Culture Collection Center) NO: 66893-B1, and the preservation address of the acinetobacter baumannii phage vBAbaMpha0264 is Institute of Microbiology, Academy of Sciences, Guangdong. The bacteriophage vBAbaMpha0264 has high cracking activity, environmental stability and safety, shows a breakthrough host range, and can be used for effectively cracking a plurality of acinetobacter bacteria including hospital acinetobacter and acinetobacter sysei. Meanwhile, the bacteriophage has excellent chloroform tolerance, and the stability of the bacteriophage is obviously superior to that of the existing bacteriophage. Due to the characteristics, the phage vBAbaMpha0264 overcomes the technical prejudice of'narrow spectrum and instability 'of the traditional phage, and a brand new technical scheme is provided for developing a universal antibacterial preparation covering more pathogenic bacteria.

The invention discloses a composite ecological restoration technology suitable for an open-pit coal mine waste dump. The technology comprises the following steps: (I) planting water-saving and convergence-increasing plants: sowing the water-saving and convergence-increasing plants to the open-pit coal mine waste dump to be restored in a shrub and grass seed broadcast sowing manner; (II) preparation and spraying of a prokaryotic microbial strain: culturing the separated and purified pseudoarthrobacter sp.xwn1, microbacterium sp.xwn2 and Acinetobacter sp.xwp1, carrying out enlarged culture on the cultured microbial agent, and then spraying and applying the microbial agent to the open pit coal mine waste dump after the microbial agent is applied to the open pit coal mine waste dump after the microbial agent is applied to the open pit coal mine waste dump after the microbial agent is applied to the open pit coal mine. By using the composite ecological restoration technology, the carbon sequestration capacity of plants is promoted, the organic carbon content of soil is increased, and ecological carbon sequestration restoration of the open pit coal mine waste dump is facilitated.

The present application belongs to the field of microbial technology, and particularly relates to a new bacterial strain of Acinetobacter sp. and its use. The bacterial strain is isolated from mangrove soil, is a new species of Acinetobacter sp., is named as Acinetobacter sp. GXMZU3951, and the bacteria have been registered and preserved in China General Microbiological Culture Collection Center (CGMCC) with a preservation number of CGMCC NO: 36553. The Acinetobacter sp. GXMZU3951 of the present application has iron carrier production activity, can produce higher indole acetic acid, and has the ability to promote plant growth and the potential to resist heavy metals. The present application can be used in the biological remediation of heavy metal contaminated soil and as a green and environment-friendly biofertilizer for improving crop production, and has a good development and application prospect.

The invention belongs to the technical field of microorganisms, and particularly relates to a strain for increasing the available phosphorus content of coal-based solid waste and application of the strain. The strain is Acinetobacter sp., and is preserved in the China General Microbiological Culture Collection Center on September 26, 2025, and the preservation number is CGMCC (China General Microbiological Culture Collection Center) NO.36083. The invention further discloses a preparation method of the acinetobacter sp. The strain provided by the invention has excellent phosphate solubilizing capacity, and provides a new way for ecological restoration of the abandoned mining area.

The invention belongs to the technical field of biomedicine, and particularly relates to a flora marker for predicting colorectal cancer liver metastasis and application of the flora marker. According to the present invention, the bacterial group marker is the combination of Acinetobacter, Streptococcus, Pseudomonas, Brevundimonas and Sphingomonas, and the bacterial group marker combination provides extremely high specificity (95.29%) and sensitivity (91.43%) when the early liver metastasis of colorectal cancer is predicted, such that the liver metastasis risk of the patient can be accurately assisted in the determination, and the early liver metastasis risk of the colorectal cancer can be accurately determined; the method has the advantages that reliable basis is provided for clinical decision making, the colorectal cancer liver metastasis can be predicted only by taking the abundance of the specific bacteria as an input index, the method is not limited by specific measurement means, and dependence on a detection technology is greatly reduced.

The invention relates to the technical field of soil improvement, and particularly discloses a compound microbial agent and application thereof. The compound microbial agent is prepared from the following viable bacteria: bacillus subtilis, bacillus licheniformis, bacillus circulans, bacillus mucilaginosus, nitrogen-fixing bacteria (Azobacter vinelandii), phosphate solubilizing bacteria (Acinetobacter sp.), potassium solubilizing bacteria (Sptotrophomonas cidaminiphila) and the like, and the compound microbial agent is prepared from the following active bacteria: bacillus subtilis, bacillus licheniformis, bacillus circulans, bacillus mucilaginosus, nitrogen-fixing bacteria (Azobacter vinelandii, phosphorus solubilizing bacteria (Acinetobacter sp.), potassium solubilizing bacteria (Sptotrophomonas cidaminiphila) and the like. The compound microbial agent provided by the invention can effectively improve soil ecology, promote crop growth and development, and improve crop yield and disease resistance.

An Acinetobacter plasticovorax strain has high ability to degrade polyurethane. The strain is useful for reduction of environmental pollution caused by waste plastic, pretreatment for recycling, recycling, and bioconversion, and is further useful for carbon reduction for recycling of waste plastic.

The present invention discloses a polycyclic aromatic hydrocarbon-degrading strain regulated by quorum sensing, a screening method, and an application thereof. The polycyclic aromatic hydrocarbon-degrading strain regulated by quorum sensing is Acinetobacter sp. YY-1, with a deposit number of GDMCC No: 63126 and a deposit date of January 9, 2023. The polycyclic aromatic hydrocarbon-degrading strain provided by the present invention has an enhanced ability to degrade polycyclic aromatic hydrocarbons under quorum sensing control and has good application prospects.

The invention belongs to the technical field of water ecological safety, and particularly relates to a multi-dimensional method for evaluating the health risk of acinetobacter in a water body and application of the multi-dimensional method. According to the method, acinetobacter bacteria are taken as risk assessment objects, a genome sketch is assembled based on acinetobacter metagenomes, pathogen risks, resistance group-moving group-virulence group information and abundance data are creatively integrated, and river health risks are evaluated through a qualitative and quantitative combined multi-dimensional analysis process. According to the method, the limitation of traditional evaluation depending on culture is broken through, and the potential health risk of acinetobacter in the river environment can be quickly identified and quantitatively evaluated.

This invention relates to an antimicrobial peptide and its applications. The amino acid sequence of the antimicrobial peptide is at least one of the sequences shown in SEQ ID No. 1 to SEQ ID No. 8. The antimicrobial peptide exhibits excellent broad-spectrum antimicrobial activity, for example, against Acinetobacter spp. (…). Acinetobacter ), Pseudomonas aeruginosa ( Pseudomonas aeruginosa ) and Bacillus spp. ( Bacillus This bacterium possesses antibacterial activity. Against the backdrop of increasingly severe global bacterial resistance and the gradual ineffectiveness of traditional antibiotics against multidrug-resistant bacteria, this provides a new treatment option for carbapenem-resistant bacteria such as Acinetobacter baumannii, Pseudomonas aeruginosa, and Bacillus subtilis, which pose a significant threat to public health, and offers new possibilities for solving the clinical dilemma of "no available drugs."

The invention discloses a synthetic flora for enhancing drought resistance of corn and application of the synthetic flora, and belongs to the technical field of plant stress resistance. The invention discloses a synthetic flora capable of enhancing drought resistance of corn. The synthetic flora is prepared by mixing Acinetobacter sp., Pseudamine bacter granuli, Device and Streptomyces coelicola in an isovolumetric manner, and the synthetic flora is prepared by mixing Acinetobacter sp., Pseudamine bacter granuli, the Device and the Streptomyces coelicola in an isovolumetric manner. The synthetic flora disclosed by the invention has excellent environmental adaptability and ecological safety, can effectively break through the application bottlenecks of low colonization efficiency, poor functional stability and the like caused by regional difference of the existing microbial preparations, can realize stable colonization and efficient expression of drought resistance functions under different moisture conditions, and has wide application prospects. Therefore, the survivability of crops under drought stress is obviously improved.

A freeze-dried bacterial consortium of a strain of Acinetobacter sp., a strain of Serratia sp. and a strain of Bacillus sp.; a method for preparing same; and a use and method applying same, to inhibit the development of diseases caused by plant pathogens and to promote plant growth.

The present invention discloses a highly efficient oligotrophic aerobic denitrifying Acinetobacter sp. strain UD7-3, with a deposit number of CCTCC NO: M20232588. It can be used for nitrogen removal from river water bodies, and the removal rates of total nitrogen and nitrate nitrogen in river water bodies reach 93.1% and 76.1% respectively within 24 hours. It can effectively remove nitrates in oligotrophic water bodies with a low carbon-nitrogen ratio, and can be further developed into a biological denitrification agent, providing a low-carbon and safe biological treatment method for the treatment of nitrates in surface water bodies such as rivers, lakes and reservoirs.

The invention provides an endophytic acinetobacter (Acinetobacter sp.) Sb2-4 and application of the endophytic acinetobacter (Acinetobacter sp.) Sb2-4, and belongs to the technical field of microorganisms. The endophytic acinetobacter (Acinetobacter sp.) Sb 2-4 is preserved in the China Center for Type Culture Collection on December 1, 2025, the preservation number is CCTCC NO: M20252724, and the 16S rRNA sequence is shown as SEQ ID NO.1. The endophytic acinetobacter can be used for degrading diethyl phthalate, dibutyl phthalate and butyl benzyl phthalate at the same time, and the effect of a biological treatment means of PAEs is improved.

The invention discloses acinetobacter and application thereof, and relates to the field of microorganisms. The classification name of the acinetobacter is Acinetobacter sp.ZJT-18, the acinetobacter is preserved in the China Center for Type Culture Collection, and the preservation number of the acinetobacter is CCTCC NO: M 20242870. The acinetobacter provided by the invention has relatively good adaptability in environments with different pH values and temperatures, and has good degradation capability on various PAEs (Polyacrylamide) such as DMP (Dimethyl Phthalate), DEP (Diethyl Phthalate), DBP (Dibutyl Phthalate), BBP (Bibutyl Phthalate), DEHP (Diethylhexyl Phthalate) and DnOP (Dioctyl Phthalate).

The present invention discloses an Acinetobacter pekinensis LGC1-1 and its application in preventing and treating pepper vein mottle virus. The Acinetobacter pekinensis LGC1-1 (Acinetobacter sp.LGC1-1) has been deposited in the China Center for Type Culture Collection on November 13, 2024, with a deposit number of CCTCC NO: M 20242552. The inhibition rate of the Acinetobacter pekinensis LGC1-1 on pepper vein mottle virus ChiVMV is as high as 85.9%, while the inhibition rate of the conventional agent Ningnanmycin on pepper vein mottle virus ChiVMV is only 48.6%, indicating that the passivation effect of Acinetobacter pekinensis LGC1-1 on pepper vein mottle virus ChiVMV is outstanding, which is much higher than the prevention effect of the conventional agent Ningnanmycin, and Acinetobacter pekinensis LGC1-1 is a natural virus that has been screened out for antibacterial treatment, is environmentally friendly, and does not destroy biodiversity.

The invention discloses an esterase mutant as well as a preparation method and application thereof. In the invention, a plurality of esterase mutants are obtained by carrying out directional mutation modification on esterase from Acinetobacter sp.WCHAc010052, the esterase mutants have better stereoselectivity and can effectively improve the production efficiency of the (S)-3-cyclohexene-1-formic acid, the ee value of the obtained (S)-3-cyclohexene-1-formic acid is greater than 98%, the purity is greater than 99%, the theoretical yield can reach 50%, and the method is suitable for industrial production. And the method has important significance on the industrial large-scale production of the (S)-3-cyclohexene-1-formic acid.

The invention belongs to the technical field of environmental microorganism screening application, and particularly relates to a hydrogen sulfide oxidizing bacterium and application thereof in a desulfurization process. The invention provides a hydrogen sulfide oxidizing bacterium (Acinetobacter sp. S-10, the preservation unit is China General Microbiological Culture Collection Center, and the preservation number is CGMCC No.35086) which can be cultured in seawater and fresh water and has the characteristic of low temperature resistance, and a hydrogen sulfide oxidizing bacterium strain (Acinetobacter sp. S-10, the preservation unit is China General Microbiological Culture Collection Center, and the preservation number is CGMCC No.35086). The hydrogen sulfide oxidizing bacteria can oxidize hydrogen sulfide in low-temperature, high-salt and strong-alkali environments to produce thiosulfate, a brand new path is opened up for innovation of a biological desulfurization process technology in an extreme environment, conversion from pollutants to high-value resources is realized by directional regulation and control of sulfur metabolites, and meanwhile, the hydrogen sulfide oxidizing bacteria have a wide application prospect. The hydrogen sulfide oxidizing bacteria can grow in seawater and fresh water, and the economical efficiency of the whole treatment process is remarkably improved.

The invention provides a group of growth promoting-decontamination flora and application thereof, and belongs to the technical field of phthalate polluted soil remediation. The growth promoting-decontamination flora comprises the following components: Acinetobacter sp. Sb < 2-4 >, Gordonia phtheria 107, Gordonia phtheria 107, Gordonia phtheria 19743, Gordonia phtheria 109, Gordonia phtheria 109, Gordonia phtheria 109, Gordonia phtheria 109, Gordonia phtheria 109, Gordonia phtheria 109, Gordonia phtheria 109, Gordonia phtheria 109, Gordonia phtheria 109, Gordonia Wherein the endophytic acinetobacter Sb 2-4 is preserved in the China Center for Type Culture Collection on December 01, 2025, and the preservation number of the endophytic acinetobacter Sb 2-4 is CCTCC (China Center for Type Culture Collection) NO: M20252724. The growth promoting-decontamination flora can ensure the PAEs degradation effect and realize crop growth promotion at the same time.

The invention belongs to the technical field of environmental microorganisms and ecological restoration, and provides a barren-resistant acinetobacter, an agrobacterium tumefaciens, a complex microbial inoculant thereof and application of the complex microbial inoculant in promoting vegetation restoration of pinus tabulaeformis in mining areas, the preservation number of the barren-resistant acinetobacter YSR-01 is CGMCC No.35513, the preservation number of the agrobacterium tumefaciens YSP-02 is CGMCC No.35515, and the preservation dates of the acinetobacter and the agrobacterium tumefaciens are both August 4, 2025. The two strains are compounded to prepare the complex microbial inoculant. The microbial agent can effectively improve the nutrient condition of barren soil in a mining area through the synergistic effect of potassium and phosphorus dissolving, and growth of host plants (such as Chinese pines) is remarkably promoted due to the excellent barren resistance and colonization capacity of the microbial agent. Experiments prove that the growth promoting effect of mixed application of the two strains is obviously better than that of single application, and the method has important value for accelerating ecological reconstruction of mining areas.

The invention discloses a bacterial strain capable of efficiently degrading 2-MIB, the bacterial strain is Acinetobacter sp.FRL14566, the preservation number of the bacterial strain is GDMCC NO.66093, and the nucleotide sequence of the bacterial strain is as shown in SEQ ID No.1. The invention also discloses a preparation method of the bacterial strain capable of efficiently degrading 2-MIB. The efficient 2-MIB degrading strain is screened and domesticated, and the 2-MIB degrading strain is thoroughly degraded into carbon dioxide and water by utilizing the characteristic that the efficient 2-MIB degrading strain takes 2-MIB as the unique carbon source and energy source. In addition, a PVA-SA immobilization method is adopted to immobilize the 2-MIB degrading strain into the porous filler, and the 2-MIB degrading strain can be applied to the field of drinking water purification.

This invention provides a functional indigenous bacterial community J-17 and its products that simultaneously degrade four types of PAEs, belonging to the field of microbial technology. The functional indigenous bacterial community J-17 includes Acinetobacter (… Acinetobacter sp. W2-4 and Delft ( Delftia sp. W141, Acinetobacter ( Acinetobacter sp. W2-4 was deposited on December 17, 2025, at the China Center for Type Culture Collection (CCTCC) with accession number CCTCC M20252941, belonging to Delft (…). Delftia sp. W141 was deposited at the China Center for Type Culture Collection on December 17, 2025, with accession number CCTCC M20252940. The functional indigenous bacterial group J-17 can be used to simultaneously degrade four types of PAEs, and its combined degradation efficiency is significantly better than any single strain, demonstrating good control efficacy against mixed PAEs.

The present invention discloses an isolated Acinetobacter sp. CN-D1 strain and its application, belonging to the technical field of microbiology. The present invention provides an Acinetobacter sp. CN-D1 strain, wherein the preservation number of the strain is CCTCC NO: M 20242023. The isolated Acinetobacter sp. CN-D1 strain provided by the present invention is a synchronous nitrification and denitrification aerobic bacterium, which can simultaneously remove substances such as total nitrogen, ammonia nitrogen, and nitrite in water; at the same time, it has strong environmental tolerance and can be applied to circulating aquaculture water and aquaculture tail water to play a role in biological nitrogen removal.

The invention provides acinetobacter BJ03 and application thereof in degradation of polycyclic aromatic hydrocarbon, and belongs to the technical field of microorganisms. The acinetobacter sp. BJ03 is preserved in the China General Microbiological Culture Collection Center on May 26, 2025, and the preservation number of the acinetobacter sp. BJ03 is CGMCC No.34668. The microbial agent prepared by adopting the acinetobacter sp. BJ03 can be used for degrading polycyclic aromatic hydrocarbons.

The present invention relates to the field of environmental remediation microbial technology, and discloses a strain of Acinetobacter B2‑4, its cultivation method, and its application in the degradation of polycyclic aromatic hydrocarbons. The Acinetobacter sp. B2‑4 was deposited at the General Microbiology Center of the China Culture Collection Administration on March 3, 2025, with the deposit address at No. 3, Yard 1, Beichen West Road, Chaoyang District, Beijing, and the deposit number is CGMCC No. 33689. The Acinetobacter sp. B2‑4 of the present invention is an anaerobic bacterium that can use nitrate, iron, sulfate and other alternative electron acceptors in an anoxic environment to continuously degrade polycyclic aromatic hydrocarbons. After 45 days of cultivation, the degradation rate of phenanthrene reached 74.9%, and the degradation rate of pyrene reached 56.2%.

The invention discloses a method for producing a lipopeptide biosurfactant by utilizing fracturing flow-back fluid fermentation, and belongs to the technical field of biosurfactant preparation. Acinetobacter sp. Y2 used in the method is a biosurfactant producing strain, and the biosurfactant producing strain is a biosurfactant producing strain. The strain Y2 is preserved in the China Center for Type Culture Collection on July 29, 2019, and the preservation number of the strain Y2 is CCTCC NO: M 2019588. The fermentation method comprises the following steps: activating and culturing strains, fermenting by using fracturing flow-back fluid as a matrix, supplementing a fermentation substrate, regulating and controlling environmental factors in a fermentation process, and separating metabolites after fermentation. The lipopeptide biosurfactant prepared by the fermentation process has excellent performance, such as low surface tension, good emulsification index, oil-water distribution performance and liquid drop collapse performance, and has good application prospects in the fields of oilfield exploitation, sewage treatment, environmental pollution abatement and the like.

The present invention discloses an application of Acinetobacter piemannii LGC1-1 in preventing and treating tobacco mosaic virus. The Acinetobacter piemannii LGC1-1 (Acinetobacter sp.LGC1-1) has been deposited in the China Center for Type Culture Collection on November 13, 2024, with a deposit number of CCTCC NO: M 20242552. The Acinetobacter piemannii LGC1-1 is used as an antagonistic strain to inhibit infection by tobacco mosaic virus. The inhibition rates of the Acinetobacter pekinensis LGC1-1 on tobacco mosaic virus TMV and pepper mild mottle virus PMMoV are 82.8% and 77.7% respectively, while the inhibition rates of the conventional agent Ningnanmycin on tobacco mosaic virus TMV and pepper mild mottle virus PMMoV are 50.8% and 53.3% respectively, indicating that Acinetobacter pekinensis LGC1-1 has an outstanding passivation effect on tobacco mosaic virus TMV and pepper mild mottle virus PMMoV, which is much higher than the prevention effect of the conventional agent Ningnanmycin. In addition, Acinetobacter pekinensis LGC1-1 is a natural virus-linked antibacterial that is screened out and has no pollution to the environment and will not destroy biodiversity.