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171
resultados
Última actualización
29/06/2025 [07:37:00]
Resultados 25 a 50 de 171
Resumen de: WO2025100941A1
The present invention provides Dunaliella salina microalgae having the ability to produce beta-carotene at a NaCl concentration of 0.1M or less. In addition, the present invention provides a method for producing beta-carotene, comprising a step of culturing the Dunaliella salina microalgae.
Resumen de: WO2024008896A1
The present invention relates to an engineered unicellular Stramenopile microalga comprising a loss of function of the homologous Seipin gene, an in vitro method of producing triacylglycerols (TAG), and uses thereof.
Resumen de: EP4553150A1
The present invention relates to a cell culture composition containing an extract from microalgae of the Thraustochytrid family. It has been found that when muscle cells are cultured in a medium containing an extract derived from the biomass of microalgae belonging to the Thraustochytrid family according to the present disclosure, the proliferative capacity of muscle cells is enhanced. Therefore, the cell culture composition including the microalgae extract can be used as a substitute for fetal bovine serum among the components of cell culture media.
Resumen de: KR20250066401A
본 발명은 0.1M 이하의 NaCl 농도에서 베타카로틴 생산 능력을 갖는, 두날리엘라 살리나(Dunaliella salina) 미세조류를 제공한다. 또한 본 발명은 상기 두날리엘라 살리나 미세조류를 배양하는 단계를 포함하는, 베타카로틴 생산방법을 제공한다.
Resumen de: KR20250064315A
실내 공기질 개선을 위한 미세조류 배양 및 수확장치에 관한 것으로서, 보다 구체적으로, 상기 미세조류 배양 및 수확장치는 각각 별도로 설치된 미세조류 배양기, 배수부 및 건조부를 포함함으로써 보다 간편하게 미세조류를 배양하고 이를 수확하는 것에 특징이 있다.
Resumen de: US2025145938A1
Provided for are methods of producing triacylglycerol-accumulated microalgae, methods for making bioplastics from triacylglycerol-accumulated microalgae, methods for making alga-mixed plastics, and products including these bioplastics. Methods of triacylglycerol accumulation using centrifugation are also provided. Products such as plastic beads and other consumer products can be made from the bioplastics described herein.
Resumen de: WO2025094221A1
The invention refers to the biotechnological sector of growth processes of photosynthetic organisms such as microalgae, and relates to a system (100) for the cultivation of microalgae (A) comprising: mains water supply means (10); a treatment section (20) for the incoming water; a preparation section (30) of a concentrated solution (SC) of treated water and nutrients (N); a general loading and compensation tank (40); a growth section (50) for said microalgae (A) comprising a plurality of reactors (R); means for feeding (60) a growth gas in said reactors (R); a separation section (70) of said microalgae (A) from the growth liquid and total recovery of the liquid itself; a hydraulic circuit connecting said sections of said system (100); - a command and control unit (80). Said general tank (40) is adapted to contain a growth solution, comprising said concentrated solution (SC), treated water for its dilution and recovery water comprising said growth liquid, to distribute it to said reactors (R) so as to create, within each reactor (R), a growth environment for said microalgae (A).
Resumen de: US2025145937A1
A method for preparing a microalgal dispersion from a microalga-containing liquid, the microalga-containing liquid containing a microalga having a body length of less than 1000 μm, the method including a concentration step of performing cross flow filtration of the microalga-containing liquid using a hollow fiber membrane, wherein a circulation linear velocity in the cross flow filtration in the concentration step is in a range of 0.2 m/sec or more and 1.3 m/sec or less.
Resumen de: CN222821568U
The utility model discloses a multichannel tubular photo-oxidation bioreactor device, which relates to the technical field of microalgae culture and online monitoring and comprises a water bath box, a gas regulation and control module, a dissolved oxygen monitoring module, an optical density monitoring module and a PH (potential of hydrogen) monitoring module. A glass culture tube and a temperature control module are mounted in the water bath box, the dissolved oxygen monitoring module extends into the glass culture tube through a probe or a sensor, and the optical density monitoring module is in contact with the glass culture tube through an optical sensor or a probe, so that accurate culture conditions are provided, and the microalgae culture efficiency is improved; according to the device, a controllable algae culture environment is provided, meanwhile, real-time monitoring of dissolved oxygen, OD value, PH and temperature is achieved, collection and analysis of scientific research data are facilitated, a user can conveniently set a culture program and check measurement data through a graphical interface of a control system, and the device is convenient to install and use due to the compact machine body structural design.
Resumen de: WO2025086320A1
Provided are a Chlorella microalga and the use thereof in wastewater treatment, the microalga being Chlorella sp., and the accession number thereof being CCTCCM 20231952. The wastewater includes municipal wastewater, food processing wastewater, printing and dyeing industrial wastewater and animal husbandry breeding wastewater.
Resumen de: US2025136922A1
Disclosed is a system for cultivating and harvesting a cyanobacterial biomass. The system comprises at least one vessel that, when in operation, grows the cyanobacterial biomass in a nutrient growth media under regulated growth conditions and a base unit configured to receive the at least one vessel. The system also comprises at least one light source and a cultivation air pump that, when in operation, supplies light, heat and air to the at least one vessel. Notably, the cultivation air pump supplied air via a one-way air valve in the at least one vessel. The system also comprises at least one photodiode that, when in operation, measure a cyanobacterial biomass concentration in the at least one vessel. Disclosed also is a method for cultivating and harvesting a cyanobacterial biomass.
Resumen de: US2025137018A1
The present invention describes methods for the fermentative production of taurine-containing products from unicellular organisms. More particularly, the invention relates to genetic modifications of the taurine and/or substrate biosynthetic pathways in unicellular organisms that include bacteria, algae, microalgae, diatoms, yeast, or fungi. The invention also relates to fermentation and processing methods for the production of various taurine-containing products. The invention also relates to the use of the cells, fermentation broth or extracts that contain taurine to produce products for use in food, feed, beverages, dietary and health supplements, cosmetics, personal care, pharmaceuticals, or agricultural production.
Resumen de: CN119898922A
The invention discloses an algal membrane-based self-controlled food wastewater advanced treatment reactor and a use method, and relates to the field of food production wastewater treatment, and the algal membrane-based self-controlled food wastewater advanced treatment reactor comprises a water absorption room, a microalgae biological treatment unit, an ultrafiltration membrane separation unit, an effluent and biomass collection device and a computer control system. The secondary treatment effluent of the food processing wastewater flows into the water absorption chamber through the water inlet pipe, most of original suspended matters are removed through the ceramsite layer and the gravel layer, the effluent enters the microalgae biological treatment unit through the water absorption pipe, and main residual pollutants such as nitrogen, phosphorus and organic matters in the secondary treatment effluent of the production wastewater are removed in the microalgae biological treatment unit. Meanwhile, microalgae utilize nutrient substances in the wastewater to accumulate biomass, and after the microalgae biomass is accumulated to a certain level, algae liquid of the microalgae biological treatment unit enters the ultrafiltration membrane separation unit to separate the microalgae from the wastewater, so that the traditional MBR treatment process is optimized, the occupied space is reduced, and the wastewater treatment efficiency is improved. The method has a wide application pros
Resumen de: CN119899054A
The invention belongs to the technical field of agricultural biology and the technical field of compound fertilizers, and discloses an active cyanobacteria dry land fertilizer and a preparation method and application thereof.The method comprises the following steps that cyanobacteria is cultured and harvested to obtain cyanobacteria concentrated pulp, then the cyanobacteria concentrated pulp is rinsed with a drying protective agent, and the active cyanobacteria dry land fertilizer is obtained; preferably, symbiotic rhizobium is added into the cyanobacteria concentrated slurry, and the cyanobacteria concentrated slurry is mixed with a matrix material to obtain a cyanobacteria embedding material; then drying and crushing the cyanobacteria concentrated slurry or the cyanobacteria embedding material to obtain cyanobacteria dry powder; and adding the cyanobacteria dry powder into a plant fertilizer or an edible fungus fertilizer or water or a soil improvement product to obtain the active cyanobacteria dry land fertilizer. Based on adsorption and embedding of plant growth promoting substances contained in cyanobacteria by the drying protective agent, the active cyanobacteria dry land fertilizer has the advantages of being resistant to storage and transportation, capable of remarkably promoting plant growth, suitable for various field environments, capable of improving soil and increasing fertility and the like.
Resumen de: CN119875937A
The invention discloses an artificial crust compound biological agent and a use method thereof, and aims to solve the problem of wound ecological restoration in Hexi corridor engineering construction. The compound biological agent is composed of a microalgae and artemisia desertorum gum mixed solution and bacillus powder, the microalgae comprise microcoleus vaginatus, pseudocladosporium javanicum and championia gracilis, the microalgae and the artemisia desertorum gum are mixed according to a specific proportion and then are compatible, and bacillus subtilis or bacillus mucilaginosus can be selected as the bacillus powder. When in use, the bacillus powder is firstly scattered, and then the microalgae artemisia desertorum gum mixed solution is sprayed. The compound biological agent provided by the invention can significantly improve the crust thickness, biomass and compressive strength of the sand soil, reduce the wind erosion rate, increase the contents of nitrogen, phosphorus, potassium and organic matters in the soil, effectively improve the ecology of the sand soil, and provide a new technology for wind erosion prevention and ecological restoration of the engineering slash in the arid region.
Resumen de: CN119875986A
The invention discloses a technology for degrading phenol and sequestering carbon by microalgae, and aims to provide a method for improving key enzyme to promote euglena to degrade phenol and enhance carbon sequestration. Comprising the following steps: performing phenol concentration gradient domestication on euglena cells, and adjusting gene expression quantities of three key enzymes, namely H < + > transport ATP enzyme, pyruvate decarboxylase and isocitrate dehydrogenase in the euglena cells; carrying out enlarged culture growth on the euglena domesticated plant, adding a proper amount of phenol into a culture medium, and continuously introducing gas containing CO2; in the culture process, the carbon sequestration rate of the euglena is calculated by measuring the carbon element content in the biomass of the euglena liquid; and after the culture is finished, measuring the content of euglena polysaccharide in the algae liquid in unit volume, and measuring the content of phenol in the algae liquid to calculate the degradation rate of phenol. According to the method, the euglena cells are domesticated by adopting phenol concentration gradient, the expression quantity of key enzyme genes is increased by several times, the phenol degradation capacity of the euglena cells is enhanced, the carbon sequestration rate of the euglena cells is increased, and the content of polysaccharide in the cells can be increased at the same time.
Resumen de: CN119875841A
The invention relates to a microalgae culture method, which comprises the following steps: carrying out first culture on a first microalgae species, and separating the cultured material to obtain a first culture clear liquid; a second microalgae species and the first culture clear liquid are mixed, second culture and third culture are sequentially carried out, and the third culture is carried out in the presence of a grease inducer. According to the method disclosed by the invention, the grease content of a microalgae product can be remarkably improved on the premise of not influencing the microalgae biomass accumulation level, and the utilization value of microalgae biomass is improved.
Resumen de: CN119875900A
The invention discloses acinetobacter with algal inhibition capability and application thereof, and relates to the technical field of microorganism and environmental organic pollutant repair and governance, the acinetobacter with algal inhibition capability is preserved in Guangdong Microbial Culture Collection Center, and the preservation number is GDMCC NO.65654. The acinetobacter with algal inhibition capability is preserved in Guangdong Microbial Culture Collection Center; the 16SrDNA nucleotide sequence of the acinetobacter is shown as SEQ ID NO: 7, and the acinetobacter is applied to treatment of cyanobacterial bloom. The method comprises the following steps: extracting an extracellular culture of cylindrotheca, culturing on a beef extract peptone solid culture medium, extracting a single colony from a culture product, preserving, inoculating into a beef extract peptone liquid culture medium, continuously culturing, and carrying out PCR (Polymerase Chain Reaction) amplification on bacteria separated from the culture product by adopting a specific primer pair. The obtained amplification product is subjected to sequencing and contrastive analysis, bacteria are identified to be the acinetobacter with the algae inhibition capacity, the growth of blue-green algae can be effectively inhibited, and the method has the advantages of being environmentally friendly, low in cost and remarkable in algae control effect.
Resumen de: CN119875842A
The invention discloses a strain of polysaccharide-producing Trichothrix sp. And application of the polysaccharide-producing Trichothrix sp. ZSL-NS5 in high nitrogen and phosphorus wastewater treatment. The strain named as the Trichothrix sp. ZSL-NS5 is preserved in the China Center for Type Culture Collection on November 7, 2024, and the preservation number is CCTCC NO.M 20242470. The invention further discloses a preparation method of the polysaccharide-producing Trichothrix sp. ZSL-NS5. The application of the polysaccharide-producing Trichothrix sp. ZSL-NS5 in the high nitrogen and phosphorus wastewater treatment of the polysaccharide-producing Trichothrix sp. The algal strain is separated from wastewater of an aerobic pond of a dairy farm, has relatively strong wastewater tolerance and pollutant purification capacity, and has a total phosphorus removal rate of more than 95%, an ammonia nitrogen removal rate of nearly 100%, a TN removal rate of more than 85% and a COD removal rate of more than 70%. Besides, the talsalonema has the capability of producing microalgae EPS and polysaccharide, the polysaccharide content of the talsalonema reaches 63%, the yield of the talsalonema is obviously higher than that of common microalgae, and the talsalonema has the application value of preparing chemical raw materials and drugs.
Resumen de: CN119875879A
The invention provides brevibacillus laterosporus GBW-M0 and an application of the brevibacillus laterosporus GBW-M0 in aquaculture. The brevibacillus laterosporus GBW-M0 is classified and named as brevibacillus laterosporus, and the preservation number of the brevibacillus laterosporus GBW-M0 is CGMCC (China General Microbiological Culture Collection Center) No. 32335. The brevibacillus laterosporus GBW-M0 is subjected to seed solution preparation and immersion fermentation, and brevibacillus laterosporus GBW-M0 fermentation liquor is prepared. The brevibacillus laterosporus GBW-M0 fermentation liquor can reduce the concentration of enterocytozoon hepatopenaeus carried in the bodies of penaeus vannamei, is further used for preventing and controlling microsporidiosis of aquaculture animals, and can also inhibit the growth of microcystis aeruginosa, so that the brevibacillus laterosporus GBW-M0 fermentation liquor is used for treating cyanobacterial bloom in aquaculture water, and the success rate of aquaculture is improved.
Resumen de: CN119874042A
The invention belongs to the technical field of domestic sewage treatment, and particularly relates to a photobiological circulating fixed bed reaction system and method for purifying urine based on microalgae, and the photobiological circulating fixed bed reaction system comprises a circulating fixed bed reactor, a lighting system, an aeration system and a liquid driving system, the photo-biological circulating fixed bed reaction system consists of a circulating fixed bed reactor, a lighting system, an aeration system and a liquid driving system; clinoptilolite is used as a filler of the fixed bed area, the concentration of ammonia nitrogen in the urine can be greatly reduced in the cyclic adsorption process, so that a favorable environment is provided for growth of microalgae, the concentration of the ammonia nitrogen in the treated urine is reduced to a quite low level, and under the action of concentration gradient pressure, the concentration of the ammonia nitrogen in the urine is reduced to a quite high level. The clinoptilolite filler loaded with ammonia nitrogen can desorb ammonia nitrogen into urine, a nitrogen source is provided for growth of microalgae, and meanwhile regeneration of the clinoptilolite filler is achieved in the process.
Resumen de: CN119874043A
The invention relates to the technical field of constructed wetlands, in particular to a natural reoxygenation enhanced nitrogen and phosphorus removal cascade constructed wetland system. The system is provided with a first-stage constructed wetland, a second-stage ecological pond and a third-stage constructed wetland which are sequentially connected in a falling manner, wetland plants are planted in the first-stage constructed wetland and the third-stage constructed wetland; ecological pond plants are planted in the second-stage ecological pond through floating rafts, non-woven fabric is arranged below the floating rafts, and microalgae are enriched on the non-woven fabric; a mixed matrix of volcanic rock, zeolite and magnesite is arranged in the first-stage constructed wetland, a mixed matrix of volcanic rock and zeolite is arranged in the third-stage constructed wetland, and the effluent part of the second-stage ecological pond flows back to the front end of the first-stage constructed wetland. By means of a series of treatment modes, removal of nitrogen and phosphorus is enhanced, the removal rates of ammonia nitrogen, nitrate nitrogen, total nitrogen, COD and total phosphorus can reach 98.8%, 99.2%, 99.0%, 93.52% and 94.0% respectively, and the method has wide application prospects.
Resumen de: US2025129325A1
The present disclosure provides high-protein microalgal biomass, a culture method and use thereof.
Resumen de: US2025127827A1
A probiotic formulation is provided including one or more bacteria, bacterial strains or bacterial species of the genus Veillonella, genus Faecalibacterium, genus Phascolarctobacteria, genus Oscillospira, genus Ruminococcus, genus Bacteroides, genus Blautia, family Christensenellaceae, genus Dialister, or phylum cyanobacteria.
Nº publicación: WO2025083712A1 24/04/2025
Solicitante:
SINGH ABHISHEK [IN]
SINGH, Abhishek
Resumen de: WO2025083712A1
The present invention relates to a Flash Light Internally and Externally Jacketed Super Helical Reactor including a system (100) and a method (300) for air purification, elevating oxygen levels, semi-purification of water, and fixing pollutants The system (100) includes an intake means (101) for contaminated liquid/air/gas, sensors (102,110) for measuring carbon and oxygen, UV filtration unit (103), an autoclave treatment system (104), mixing chamber (105), a water pump (106), photo system (107) with helical tubular coils (1) and LEDs, filter (108), and UV system (109) connected to each other. It also features a central heating or cooling system (111). The system (100) enhances oxygen levels, fixes CO2 for carbon credits, and provides effective treatment of waste gas and water. 15 It is user-friendly, highly efficient, and serves multiple purposes. The system (100) is suitable for any chemical reaction requiring extended residence time, microbial or yeast cultivation, and the growth of microalgae or macroalgae.
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