13 results about "Serratia rubidaea" patented technology

The invention discloses production of terpenoids and a strain, and belongs to the technical field of bioengineering. The serratia marcescens engineering bacteria for producing the semi-terpenoids or monoterpenoids are constructed, and can be used for producing linalool, isoprene, isopentenol, 1, 3, 4-triterpenes and 1, 3, 4-triterpenes. The composition is prepared from 1, 8-cineole, alpha-pinene, pinene, gamma-terpinene, geraniol, (+)-limonene, (-)-limonene, myrcene, beta-ocimene, sabinene, (-)-alpha-bisabolol, (-)-alpha-bisabolol, longifolene, wallenenes, beta-elemene, farnesene, patchouli alcohol, acyclic terpene and alpha-santalene. In a 30L fermentation tank, the yield of linalool produced by the serratia engineering bacteria is 40.72 g.L <-1 >.

The invention discloses a method for producing terpenoids, and belongs to the technical field of bioengineering. The serratia marcescens engineering bacteria for producing the semi-terpenoids or monoterpenoids are constructed, and can be used for producing isoprene, isopentenol, 1, 3, 4-triterpenes, 1, 3, 4-triterpenes and the like. The composition is prepared from 1, 8-cineole, alpha-pinene, pinene, gamma-terpinene, geraniol, (+)-limonene, (-)-limonene, myrcene, beta-ocimene, sabinene, (-)-alpha-bisabolol, (-)-alpha-bisabolol, longifolene, wallenenes, beta-elemene, farnesene, patchouli alcohol, acyclic terpene and alpha-santalene. In a 30L fermentation tank, the yield of linalool produced by the serratia engineering bacteria is 13.49 g.L <-1 >.

The invention discloses modification of serratia marcescens and application of the serratia marcescens in spermidine production, and belongs to the field of synthetic biology. A metabolic engineering modification method is adopted, a novel exogenous pathway is introduced, various product inhibition of a spermidine synthesis pathway is relieved, a spermidine transport system is changed, the enzymatic activity of a key pathway is strengthened, the serratia marcescens engineering bacterium capable of producing spermidine at high yield is obtained, the concentration of spermidine in a shake flask supernatant reaches 26.8 g / L, and the strain has a good application prospect. Good industrial application prospects are realized.

This invention discloses the application of δ-juniperene in the preparation of quenchers that inhibit the quorum sensing system of *Serratia liquefaction*. It belongs to the field of pharmaceutical technology. The purpose of this invention is to provide a quencher for inhibiting the quorum sensing system of *Serratia liquefaction*, thereby reducing the toxicity of pathogens without inhibiting their growth. This invention provides an application of δ-juniperene in drugs that inhibit the quorum sensing system of *Serratia liquefaction*, offering a novel solution for developing highly efficient and safe food preservatives.

The present application relates to signal peptides for producing Serratia marcescens-derived nuclease and uses thereof. In particular, the present application relates to a polypeptide comprising a signal peptide and a Serratia marcescens-derived nuclease amino acid sequence, a microorganism comprising said polypeptide, and a method of producing Serratia marcescens-derived nuclease, said method comprising the step of culturing said microorganism. The present application can be used for large-scale production of Serratia marcescens-derived nuclease.

The present invention relates to a strain of Serratia marcescens GZAUS341020 with high efficiency in degrading lignin and its application. A strain of Serratia marcescens GZAUS341020 with high efficiency in degrading lignin was isolated from environmental samples. This strain is preserved in the Guangdong Microbial Culture Collection Center, and the preservation number is GDMCC NO: 64617. The obtained Serratia marcescens strain has a good lignin degradation rate under different temperature conditions, and also has good cellulase, lipase, and amylase activities, and can be used for the biodegradation of agricultural straw.

The present invention belongs to the field of microbial technology, and specifically relates to a Serratia marcescens, a vaccine, and a preparation method and application thereof. The deposit number of the Serratia marcescens is CGMCC No.31403. The present invention proves through experiments that the Serratia marcescens has high environmental stress tolerance, and has biological effects such as scavenging free radicals, regulating body immunity, and anti-tumor, so it has good practical application value.

The invention discloses serratia marcescens and application thereof, and belongs to the technical field of microorganisms. The invention provides a serratia marcescens CZJ4 which is preserved in the China General Microbiological Culture Collection Center on October 20, 2025, the preservation address is No.3, No.1 yard, Beichen West Road, Chaoyang District, Beijing, and the preservation number is CGMCC No.36254. The serratia marcescens CZJ4 disclosed by the invention has the advantages that the serratia marcescens CZJ4 can be used for preparing a bacterial strain; the strain not only grows fast, but also has the growth promoting functions of nitrogen fixation, phosphorus dissolving, iron production and the like, and a wild barley salt stress experiment proves that the strain has positive effects in improving the growth phenotype of agricultural plants and promoting the growth of the plants.

The present invention relates to a Serratia marcescens XJ108 and its applications, belonging to the technical field of microorganisms. The Serratia marcescens XJ108 is deposited in the General Microbiology Center of the China Microbial Culture Collection Center, with the deposit number of CGMCC No. 29557, the deposit date of January 10, 2024, and the address of the deposit institution: No. 3, Yard 1, Beichen West Road, Chaoyang District, Beijing. The present invention also provides the applications of the Serratia marcescens XJ108 in tolerating acidic environment, alkaline environment, high salinity environment, high chemical fertilizer environment soil and promoting plant growth. The Serratia marcescens XJ108 provided by the present invention has certain biosafety; at the same time, it has the function of promoting plant growth; and it can tolerate a variety of extreme soil environments.

The invention belongs to the technical field of microorganisms, and particularly relates to serratia marcescens for producing laccase and application of the serratia marcescens. Specifically, the invention provides a strain of Serratia marcescens ZH-5 capable of realizing high yield of laccase, and a preparation method of the Serratia marcescens ZH-5 capable of realizing high yield of laccase. Experiments prove that the laccase activity of the obtained serratia marcescens in an LB culture medium added with glycerol is remarkably improved and reaches 16822U / L, meanwhile, the strain shows good salt resistance, acid and alkali resistance and heavy metal resistance, and the produced laccase still shows certain enzyme activity at 80 DEG C and shows good enzyme activity in a strong acid environment, so that the laccase has good application prospects. Therefore, the method has good practical application value.

The invention discloses serratia sp. HK16, and the preservation number of the serratia sp. HK16 in Guangdong Microbial Culture Collection Center is GDMCC No.66497. The strain is applied to removal of inorganic phosphorus in water, and experimental results show that the strain HK16 has the capability of removing inorganic phosphorus in water and has a better application prospect in treatment of phosphorus-polluted water.

The application provides a spider intestinal source high-cadmium-tolerant Serratia marcescens and application thereof. Serratia marcescens ) BJ827, which was preserved in the China General Microbiological Culture Collection Center on January 9, 2026, and has a preservation number of CGMCC No. 37348. The strain has stronger survival ability and stable application potential in a high-cadmium-polluted environment, breaks through the limitation that a traditional strain is difficult to apply in a high-concentration cadmium pollution scene, and provides an efficient and green functional microbial resource for in-situ bioremediation of cadmium-polluted water bodies and soil.

The invention is applicable to the field of microbial pesticides, and provides serratia marcescens and application thereof in prevention and treatment of fall webworm, the serratia marcescens is YZNUH-02, and the preservation number is CGMCC No.36002. The serratia marcescens YZNUH-02 strain provided by the invention is separated from naturally infected fall webworm larvae, and the serratia marcescens YZNUH-02 strain can be applied to prevention and treatment of fall webworm. The composition has strong pathogenicity on hyphantria cunea larvae, has high insecticidal efficiency, takes effect more quickly compared with the existing biological control means, and can quickly control the population quantity of hyphantria cunea. The strain and the related biopesticide belong to microbial source preparations, are green and environment-friendly, cannot cause environmental pollution after being used, cannot cause drug resistance of pests, and accord with the sustainable prevention and control concept.