204 results about "Mucilage" patented technology

The invention discloses lactobacillus mucus HG002 and application thereof, and belongs to the field of microbial medicine. The lactobacillus mucilaginosus HG002 is preserved in the China General Microbiological Culture Collection Center (CGMCC), the preservation number is CGMCC NO.36670, and the 16S rDNA gene sequence of the lactobacillus mucilaginosus HG002 is as shown in SEQ ID NO: 1. The strain is separated from excrement of healthy adults, the relieving effect of ALF is remarkably improved through the brand-new fermentation lactobacillus mucus HG002 strain and derivative EVs thereof in combination with a synergistic effect mechanism and optimized product design, many defects in the prior art are overcome, and wide application prospects and industrialization value are achieved.

A method for removing particles from water, the method comprising: supplying gelatinous zooplankton mucus to water comprising particles; allowing formation of particle aggregates in the water by allowing interaction between the particles in the water and the gelatinous zooplankton mucus; removing the particle aggregates from the water by passing the water comprising particle aggregates through a filter configured to receive water comprising particle aggregates and further filter the water; and exiting filtered water from the filter. A system for removing particles from water with the aforementioned method is also provided. Additional embodiments of the system and method for removing particles from water are disclosed herein.

The invention belongs to the technical field of microbiological detection, and discloses a PCR primer combination for detecting mixed microorganisms in a food fermentation process and a detection method thereof. The primer combination comprises a primer pair used for detecting pediococcus pentosaceus, a primer pair used for detecting plant lactobacillus, a primer pair used for detecting lactobacillus mucus fermentation, a primer pair used for detecting bacillus amyloliquefaciens and a primer pair used for detecting lactobacillus acidophilus. The primer pair is at least one of a primer pair for detecting lactobacillus helveticus and a primer pair for detecting acetobacter pasteurianus. The primer combination or the kit containing the primer combination can realize species level specific detection of microorganisms, and can be used for qualitatively / quantitatively detecting food and key functional microorganisms in the food fermentation process, so that the dynamic change of a target flora in the fermentation process is quickly and accurately monitored.

The invention provides a nutrition enhancer beneficial to bone health of middle-aged and elderly people, a preparation method of the nutrition enhancer and application of the nutrition enhancer in preparation of medial care food, and belongs to the field of nutritious food. The nutrient supplement comprises a plant fermentation product, osteopontin peptide, collagen peptide, N-acetylglucosamine and calcium, vitamins and mineral substances can be added, and the plant fermentation product is obtained by performing anaerobic fermentation on rhizoma drynariae and chestnuts through a complex microbial inoculant composed of lactobacillus reuteri and bifidobacterium longum subsp. Longum; the collagen peptide is prepared by performing enzymolysis on bovine bones through alkaline protease and flavourzyme; the hydrogel is prepared by adopting a sodium alginate-calcium chloride-carboxymethyl chitosan micro-capsule embedding process. An in-vitro experiment shows that the nutrition enhancer can remarkably promote osteoblast proliferation, differentiation and mineralization; animal experiments show that the bone mineral density of osteoporosis model mice can be effectively improved. The nutrition enhancer disclosed by the invention is suitable for preparing care food and bone health products, and has a remarkable effect of improving bone health of middle-aged and elderly people.

The invention relates to lactobacillus mucilaginosus and application thereof in fermented soybean milk. The lactobacillus mucus is preserved in the Guangdong Microbial Culture Collection Center on March 10, 2025, and the preservation number is GDMCC (China General Microbiological Culture Collection Center) No. 65866. The viable count of the fermented lactobacillus mucus in soybean milk is increased by 56%, meanwhile, the activity of beta-glucosidase is remarkably improved to 198 U / mL, and the degradation rate of total purine in soybean milk is 65.32%. In fermentation application, the total polyphenol content and the total flavone content in fermented soybean milk after fermentation are respectively increased by 39.56% and 52.32% compared with those in an unfermented system, the daidzein content and the genistein content in the fermented soybean milk after fermentation are respectively increased by 256.3% and 356.3% compared with those in the unfermented system, and meanwhile, the antioxidant activity ABTS free radical scavenging rate and the antioxidant activity DPPH scavenging rate are obviously increased to 89.6% and 94.8% respectively. The strain shows important application value in the fields of functional food development and natural cosmetic raw material production, and an innovative solution is provided for high-value utilization of plant resources.

This invention relates to the field of microbial technology, and particularly to a compound lactic acid bacteria fermentation agent and its application, a method for producing *Anoectochilus roxburghii* fermentation broth, and related products. The compound lactic acid bacteria fermentation agent comprises *Lactobacillus plantarum* BXM2, *Lactobacillus fermentatus* J IAN, and *Lactobacillus paracasei* YYS-69. Fermenting *Anoectochilus roxburghii* broth using this compound fermentation agent results in stronger acid production, higher viable bacterial counts, and significantly improved antioxidant activity, total polyphenol and flavonoid content, and enhanced hypoglycemic activity. Sensory effects are also significantly improved. This compound lactic acid bacteria fermentation agent, when applied to the fermentation of traditional Chinese medicine, can enhance the antioxidant capacity and effective functional component content of the fermentation broth, thereby improving efficacy. It has great application prospects in the field of deep-processed *Anoectochilus roxburghii* products and even other fermented medicinal and edible products.

The invention provides a microorganism as well as an application and a method of the microorganism in preparation of 1, 3-propylene glycol and lactic acid, the microorganism is lactobacillus reuteri, the microorganism is preserved in Guangdong Microbial Culture Collection Center on May 29, 2024, and the preservation number is GDMCC NO: 64700. The invention further provides a method for preparing 1, 3-propylene glycol and lactic acid, and the microorganism is lactobacillus reuteri and is preserved in Guangdong Microbial Culture Collection Center on May 29, 2024. The Lactobacillus reuteri can co-produce 1, 3-propylene glycol and lactic acid, has the advantages of high yield of 1, 3-propylene glycol and lactic acid, fast growth and metabolism, strong stability, high safety and the like, provides a new idea for green, low-cost and efficient production of 1, 3-propylene glycol and lactic acid, and has a wide application prospect.

The invention provides lactobacillus reuteri GY-18 and application thereof in increasing the content of astragaloside, and belongs to the technical field of microorganisms, fermentation and natural product biotransformation. The lactobacillus reuteri GY-18 capable of improving the content of astragaloside in a fermented astragalus membranaceus product is obtained through screening, the lactobacillus reuteri GY-18 is preserved in the China Center for Type Culture Collection (CCTCC), the preservation number is CCTCC M 20252796, and the lactobacillus reuteri GY-18 can be used for improving the content of astragaloside in the fermented astragalus membranaceus product. The lactobacillus reuteri GY-18 can secrete acetylxylan esterase for promoting conversion of astragaloside into astragaloside IV, has efficient specificity on conversion of astragaloside into astragaloside IV, and is high in conversion capacity; according to the method, the content of astragaloside IV is remarkably increased within 24 hours in a semi-solid state fermentation mode, and the method has good practicability.

The invention belongs to the technical field of new material detection devices, and particularly relates to a viscosity detection device for cover tape production, the viscosity detection device comprises a main body, the main body is provided with a controller, a clamping mechanism and a detection mechanism; the clamping mechanism comprises a lifting plate, a mounting plate is mounted on the lifting plate, and the mounting plate is driven by an electric push rod; a tension sensor and a mounting frame are sequentially mounted on the lifting plate, an adjusting rod and clamping blocks are mounted in the mounting frame, an adsorption plate is mounted between the clamping blocks, and the adsorption plate is coated with mucilage glue or provided with a to-be-tested belt; the detection mechanism comprises a mounting seat, a pressure sensor is mounted on the mounting seat, and the mounting seat is mounted on the slide rail rod; according to the device, the structure is simple, the adsorption plate is used for brushing mucilage glue or attaching a cover tape, the clamping and fixing effect is improved, viscosity detection is facilitated, the detection accuracy is improved, meanwhile, the mucilage glue on the adsorption plate is isolated, and thus the residual mucilage glue is conveniently cleaned.

The utility model provides an anti-coagulation tube auxiliary bending connecting device which comprises a sticking piece, the back face of the sticking piece is provided with mucilage glue, and the front face of the sticking piece is provided with a rotating disc. A joint is arranged on the turntable, an auxiliary bending sleeve is arranged at one end of the joint, an extension tube is arranged at the other end of the joint, and more than one transverse buckle and more than one longitudinal buckle are arranged around the center of the sticking sheet; the transverse buckle and the longitudinal buckle can be clamped with the outer diameter of the auxiliary bending sleeve or the extension pipe in a matched manner; one end of the anti-coagulation tube is connected with a human body, and the other end of the anti-coagulation tube penetrates into the auxiliary bending sleeve and then is connected with one end of the connector in an inserted mode. The utility model solves the technical problems in the prior art that the anti-coagulation tube is easy to separate from the joint due to elastic force generated by bending the anti-coagulation tube, and the joint is easy to press the skin to cause pressure sores.

The invention discloses lactobacillus mucus GB705 and application thereof in directional preparation of rare ginsenoside F4 by fermenting ginseng flower buds, and belongs to the field of fermentation engineering, and the preservation number of the lactobacillus mucus GB705 is CCTCC (China Center for Type Culture Collection) NO: M20252089. According to the invention, the lactobacillus mucus GB705 bacterial suspension is utilized to ferment the ginseng flower bud extract to prepare the rare ginsenoside F4, ginsenoside Re in the ginseng flower bud extract can be efficiently and directionally converted into the rare ginsenoside F4 only through one-step standing fermentation, multi-step reaction is not needed, the preparation process is simplified, the process complexity is reduced, and the method is suitable for industrial production. The raw material conversion rate and the yield of the rare ginsenoside F4 are improved. Meanwhile, in the standing fermentation process, the content of by-products is low, the solvent consumption is small, the conditions are mild, and large-scale and low-cost production of the rare ginsenoside F4 can be achieved.

The present application provides a kind of microbial inoculum for methane production by straw anaerobic fermentation, belongs to the technical field of microbial fermentation.The microbial inoculum is fermented Lactobacillus mucus and Lactobacillus plantarum.The methane production of the microbial inoculum is 17.64 times compared with the group without microbial inoculum, indicating that the microbial inoculum composed of fermented Lactobacillus mucus and Lactobacillus plantarum can effectively utilize straw anaerobic fermentation to produce a large amount of methane, and the specific synergistic effect between microbial inoculums.The method significantly improves the effect of methane production by promoting the hydrolysis of fermentation substrate, and has the advantages of low cost, sustainability, simple operation and high organic matter utilization rate.

This invention relates to a vulnerary multifunctional composition, based on unripe coffee cherries (peel, mucilage, beans and silverskin), seed extract of Trigonella foenum-graecum, with one or more tissue-inducing molecules derived from the secondary metabolites of both plants. The unexpected and surprising ability of this new composition to solve the problems of chronic non-healing wounds addresses a long felt unmet need in the medical arts. Through a multifaceted approach, it combats microbial infections, reduces chronic inflammation, counters oxidative stress, enhances immune responses, promotes angiogenesis, regulates protease activity, stimulates collagen deposition, increases growth factor availability, facilitates cell migration, and prevents persistent infections. These novel integrated therapies represent a breakthrough in addressing macroscopic wound healing while targeting the underlying microscale mechanisms. This invention also relates to methods for preparing, using, and administering the multifunctional composition for timely healing in mammals with various skin lesions.

The invention discloses application of schizophyllumcommuneh in preparation of a medicine for treating hyperuricemia, and belongs to the technical field of deep processing of edible mushrooms. Schizophyllumcommuneh is subjected to vacuum freeze drying and then ground into powder, and other traditional Chinese medicine components are subjected to extraction, concentration and spray drying to form powder; schizophyllumcommuneh powder is mixed with sodium carboxymethyl cellulose and a guar gum solution to form bacterial suspension colloid, the bacterial suspension colloid is dropped into a calcium-containing aqueous solution to be treated, and then microcapsules are collected; immersing the microcapsules into a high-molecular compound solution for treatment, finally mixing with stabilizer mucilage, treating by a high-pressure homogenizer, sterilizing and filling. Compared with the prior art, the medicine disclosed by the invention has good stability in simulated gastric juice and can be quickly released in simulated intestinal juice, the bioavailability and curative effect of the medicine are remarkably improved, the serum uric acid level can be effectively reduced, the liver and kidney functions can be improved, the intestinal flora structure can be adjusted, and the medicine has a remarkable uric acid reducing effect and a multi-target synergistic effect.

The invention relates to the technical field of bioinformatics, in particular to a Hi-C high-throughput sequencing database building method for eucheuma. The method comprises the steps of pretreatment, formaldehyde crosslinking, cell lysis and enzyme digestion. The pretreatment comprises the following steps: removing mucus on the surface of the eucheuma in a physical scraping manner; cutting into small blocks, and sequentially cleaning with an interferent cleaning reagent, ethanol and water; the interferent cleaning reagent takes water as a solution and comprises Tris-HCl, EDTA (Ethylene Diamine Tetraacetic Acid) glycerol and PEG (Polyethylene Glycol) 8000. The special Hi-C high-throughput sequencing library building method is provided for the eucheuma, a wax coat on the surface of the eucheuma is treated through a specific pretreatment process, and the level of impurities such as polysaccharides, polyphenols, minerals and various endogenous inhibitors in a sample after subsequent cell lysis can be effectively reduced; and the integrity of the cell nucleus can be maintained as far as possible, so that the eucheuma Hi-C library with extremely high quality (especially high effective data volume) can be constructed.

The utility model discloses a cutting device applied to a mattress gluing machine. The cutting device comprises a gluing machine body, a cutting device and a displacement mechanism, the mucilage glue machine body is used for bonding the mattress and bonding continuous interlayers above and below the mattress, and the mucilage glue machine body can bond continuous / discontinuous soft layers above and / or below the mattress; the cutting device is arranged at the gluing machine body and is used for cutting all interlayers and / or soft layers between two adjacent mattresses; the displacement mechanism is used for driving all the cutting devices to move in the longitudinal direction so as to cut all the interlayers and / or the soft layers at a time, the cutting device for longitudinal displacement cutting is arranged, so that the sections of the interlayers and / or the soft layers are neat, and the quality of finished products is improved; meanwhile, the distance between the two adjacent mattresses only needs to meet the requirement of the cutting device for cutting, so that the allowance of the interlayer and / or the soft layer needing to be reserved is effectively reduced, and the production cost is reduced.

The invention discloses a preparation method of zero-lactose yoghurt fermented milk for infants, which specifically comprises the following steps: firstly, performing high-temperature sterilization on raw milk, then cooling, and adding lactase Nola Fit 5500 before fermentation to perform pre-hydrolysis of lactose so as to ensure zero lactose of the product from the source. Then, compound probiotics composed of bifidobacterium animalis subsp. Lactis HN019, lactobacillus mucus fermentation CECT5716, lactobacillus rhamnosus HN001 and bifidobacterium breve M-16V are added, low-temperature slow fermentation is carried out for 15 hours at the temperature of 41 + / -1 DEG C, and no exogenous sugar is added in the whole process. According to the process, nutritional ingredients are reserved to the maximum extent through mild fermentation, formation of natural flavor is promoted, and the obtained product is safe, nutritional and easy to digest and can effectively improve intestinal health of infants and reduce the risk of digestion discomfort.

The invention discloses a probiotic composition for degrading ethanol and application of the probiotic composition, and belongs to the technical field of microorganisms, the probiotic composition comprises plant lactobacillus JNBHR4 and fermentation mucus lactobacillus JNS1; the lactobacillus plantarum JNBHR4 and the lactobacillus mucus fermentation JNS1 are preserved in the Guangdong Microbial Culture Collection Center on November 8, 2024, and the preservation numbers of the lactobacillus plantarum JNBHR4 and the lactobacillus mucus fermentation JNS1 are respectively GDMCC No: 65446 and GDMCC No: 65448. The plant lactobacillus JNBHR4 and the fermented lactobacillus mucus JNS1 are combined and cooperated with each other, so that the ethanol degradation efficiency and total amount can be remarkably improved, hangover symptoms, such as headache, vomiting, diarrhea and other gastrointestinal tract adverse reactions, can be relieved, and the health care effect is achieved. The invention has important application value in preparation of drugs, health care products or functional foods and functional beverages for relieving hangover and / or alleviating hangover and protecting gastric mucosa symptoms.

The invention provides a fermentation product of seedless clausena lansium as well as a preparation method and application of the fermentation product, and the fermentation product is prepared by performing ultrasonic-assisted fermentation on seedless clausena lansium through fermentation lactobacillus mucus Q7 with the preservation number of GDMCC NO: 65149. The preparation method comprises the following steps: pretreating a seedless clausena lansium raw material, inoculating the seedless clausena lansium raw material with an activated bacterial solution of the strain, and fermenting under the optimal process conditions that the fermentation time is 52 hours, the inoculation amount is 7%, the fermentation temperature is 37 DEG C, the ultrasonic power is 100 W and the ultrasonic time is 63 minutes. According to the method, the active ingredients of the product are remarkably improved, the total phenol content reaches 4.70 mg GAE / g, and the pancreatic lipase inhibition rate reaches 96.30%. The fermentation product is rich in phenols, flavones and organic acids, has excellent antioxidant activity and lipid-lowering activity, and can be used for developing functional food, health care products or medicines.

The application discloses a Limosilactobacillus reuteri strain capable of improving selenoenzyme activity and high in selenium selenocysteine, and belongs to the technical field of microorganisms.The Limosilactobacillus reuteri CCFM1303 screened by the application can efficiently enrich inorganic selenium and convert the inorganic selenium into organic selenium (selenium selenocysteine), which can be better absorbed and utilized by a body, and effectively improve selenoenzyme activity of the body.Animal experiments prove that the selenium-rich Limosilactobacillus reuteri can improve selenoenzyme activity in male mice, has higher biological activity than inorganic selenium, and meets physiological requirements of selenium supplement.The Limosilactobacillus reuteri CCFM1303 of the application can efficiently enrich inorganic selenium, produce selenium selenocysteine, and be used for preparing probiotic preparations for improving selenoenzyme activity of a body, and has great application prospects in the fields of food and medicine.

The utility model belongs to the technical field of bed core manufacturing, and particularly relates to a bagged spring bed core manufacturing device which comprises a feeding channel, a pushing hand mechanism and a mucilage glue platform, the feeding channel is used for conveying spring strips to the pushing hand mechanism, the pushing hand mechanism is provided with a correcting mechanism, the correcting mechanism is used for correcting the positions of the spring strips, and the mucilage glue platform is arranged on the feeding channel. And the pushing hand mechanism is used for pushing the corrected spring strip to the bonding platform. The correcting mechanism is arranged and used for correcting the positions of the spring strips, it is guaranteed that the two sides of the spring strips are aligned, the positions of the spring strips are uniform and do not deviate, the pushing hand mechanism is matched with the correcting mechanism, accurate bonding between the spring strips is achieved, and the quality of final products is guaranteed.

The invention discloses a lactobacillus fermentum FC2, the preservation number of the lactobacillus fermentum FC2 in the China General Microbiological Culture Collection Center is CGMCC No.35910. When the lactobacillus fermentum FC2 is applied to traditional fermented pickles in Yunnan, experimental results show that when the lactobacillus fermentum FC2 is used as a leavening agent to be inoculated into the pickles, the formation of lactic acid bacteria dominant flora in the early stage of fermentation can be accelerated, and the yield of the pickles can be increased. The nitrite level in the fermentation process is obviously reduced; the lactobacillus mucilaginosus FC2 can shorten the ripening time of pickles, improve the acid production efficiency and flavor quality, realize optimal control of the fermentation process, and has significant industrial application value.

The invention relates to the technical field of grinding extraction, and provides a preparation method and application of a giant salamander mucus active extract based on liquid nitrogen grinding, and the preparation method of the giant salamander mucus active extract comprises the following steps: electrically stimulating the body surface of a giant salamander, and collecting giant salamander mucus; the collected giant salamander mucus is pre-cooled and then freeze-dried at the temperature of-80 DEG C, and a mucus freeze-dried substance is obtained; carrying out liquid nitrogen grinding on the mucus freeze-dried substance, and continuously obtaining grinding images within a preset time at the same time; grinding parameters are obtained based on the grinding image; mixing and stirring the ground powder and water to obtain an extract mixed solution; centrifuging and filtering the extract mixed solution to obtain extract filtrate; and pre-cooling the extract filtrate at-80 DEG C, and freeze-drying to obtain the giant salamander mucus active extract. The method improves the active content of the giant salamander mucus active extract.

The utility model discloses a mucilage glue type mosquito trap which comprises a base and a mosquito trapping box body, the mosquito trapping box body is movably arranged at the top of the base, an inlet is formed in the side face of the mosquito trapping box body, and a first positioning assembly and a second positioning assembly are arranged on the inner wall of the mosquito trapping box body. The second positioning assembly is arranged at the top of the inner wall of the mosquito trapping box body and staggered from the first positioning assembly, and the first positioning assembly is arranged on the side face of the inner wall of the mosquito trapping box body. According to the mosquito trapping box, the inlet, the first positioning assembly, the second positioning assembly and the mosquito sticking plate are arranged, the mosquito sticking plate is positioned on the inner wall of the mosquito trapping box body through the first positioning assembly and the second positioning assembly, and then after entering the mosquito trapping box body, mosquitoes fall on feet, are stuck by the mosquito sticking plate and cannot move; the problems that an existing mosquito killing lamp is prone to being damaged outdoors and needs power supply and maintenance, and the mosquito repelling effect is not obvious enough when mosquito repelling liquid is used are solved.

The invention provides a probiotic fermented traditional Chinese medicine preparation as well as a preparation method and application thereof. The probiotic fermented traditional Chinese medicine preparation is prepared by taking a water extract of a traditional Chinese medicine composition as a fermentation substrate and fermenting by utilizing probiotics, the traditional Chinese medicine composition comprises coix seeds, poria cocos, Chinese waxgourd seeds, chrysanthemum, selfheal, black beans, mung beans and liquorice. The probiotics comprise lactobacillus casei, lactobacillus reuteri, bifidobacterium animalis subsp. Lactis and lactobacillus rhamnosus; the probiotics comprise lactobacillus casei, lactobacillus reuteri, bifidobacterium animalis subsp. Lactis and lactobacillus rhamnosus; the traditional Chinese medicine composition has the effects of clearing damp, promoting diuresis, tonifying spleen, stopping diarrhea, clearing away heat and toxic materials, clearing liver and purging fire through combination of the medicines, so that the effect of removing damp toxin accumulation type stains is achieved; the traditional Chinese medicine raw material extracting solution is fermented through specific probiotics, macromolecular substances are decomposed, the bioavailability of traditional Chinese medicine active ingredients is improved, the probiotic fermented traditional Chinese medicine preparation has a good treatment effect on damp toxin accumulation type spots, the defect that the spots are difficult to cure and persistent and stubborn damp toxin spots are overcome, and the recurrence rate is reduced.

The application discloses a method for extracting pectin from coffee mucilage by using microorganisms, and belongs to the field of microbial fermentation. The method comprises the following steps: inoculating Pediococcus acidilactici and Pichia kluyveri compound bacterial liquid with a compound ratio of 2:1 into coffee fresh beans in a fermentation tank, inoculating the bacterial liquid at a concentration of 7logCFU / mL, fermenting at a temperature of 32 DEG C, and fermenting for 36 hours. After the pectin layer is gradually separated from the coffee beans, the pectin in the mucilage is extracted and used for preparing thickening agents, emulsifying agents and gel agents in food.

The invention discloses lactobacillus mucilaginosus, a microbial agent and application, and belongs to the technical field of microorganisms. The lactobacillus mucus is fermentation lactobacillus mucus and / or lactobacillus reuteri, the fermentation lactobacillus mucus is preserved in the China General Microbiological Culture Collection Center (CGMCC), the preservation number is CGMCC No.34245, the preservation date is April 17, 2025, and the preservation number is AIML-C0029; the lactobacillus reuteri is preserved in the China General Microbiological Culture Collection Center (CGMCC), the preservation number is CGMCC No.34601, the preservation date is May 20, 2025, and the lactobacillus reuteri is named as AIML-C0053. The lactobacillus mucilaginosus can be applied to preparation of medicines for treating and / or preventing renal edema and kidney injury, and a new thought is provided for treating or preventing kidney diseases.

The utility model discloses an aerosol generating device. The aerosol generating device comprises a support, an outer pipe, first mucilage glue, an inner pipe, a first electrode and a second electrode, the support is provided with a mounting groove, and one end of the outer pipe is inserted into the mounting groove and faces the bottom face of the mounting groove; the first adhesive is arranged in the mounting groove and adheres the groove wall of the mounting groove and the outer pipe; the inner pipe is sleeved with the outer pipe; the first electrode extends into the inner tube and is partially exposed out of the inner tube, the second electrode is arranged in the outer tube and covers the end face, extending into the outer tube, of the inner tube, and the first electrode and the second electrode are opposite and spaced in the inner tube. The support and the outer tube are bonded through the first mucilage glue, so that buffering between the outer tube and the support is enhanced, the risk of breakage of the outer tube is reduced, and the anti-falling performance of the aerosol generating device is improved. In addition, the groove wall of the mounting groove and the outer pipe are bonded through the first mucilage glue, the sag of the outer pipe can be improved, and the center position of the outer pipe is kept as far as possible without eccentricity.

The invention relates to a cosmetic composition containing a hydrocolloidal extract of Opuntia ficus indica, wherein mucilages are selectively enriched. Furthermore, the invention relates to a hydrocolloidal extract of Opuntia ficus indica, a process for its preparation, and its use, in particular in cosmetics.

The invention belongs to the field of microbial natural products, and particularly relates to a method for preparing an ultraviolet absorbent by utilizing Kocuria rhizophila and application of the ultraviolet absorbent. According to the invention, the ultraviolet absorbent separated and prepared from the Kocuria rootrophila is 3-butyl-1-isobenzofuranone, and the ultraviolet absorbent is 3-butyl-1-isobenzofuranone. The ultraviolet absorbent comes from coral mucus microorganisms, and is more environmentally friendly than a traditionally used chemically synthesized ultraviolet absorbent. Compared with the traditional ultraviolet absorbent benzophenone, the ultraviolet absorbent has higher ultraviolet absorption capacity and can replace the traditional chemically synthesized ultraviolet absorbent.