Microalgas: Cultivo y usos

MICROORGANISM FOR PROMOTING GROWTH OF MICROALGAE, AGENT FOR PROMOTING GROWTH OF MICROALGAE, METHOD FOR CULTURING MICROALGAE, AND METHOD FOR SCREENING MICROORGANISMS

Resumen de: WO2024147286A1

This microorganism belongs to the genus Rhodococcus, Xanthobacter, Ancylobacter, Shewanella, or Aeromonas. Said microorganism may be Rhodococcus cerastes belonging to the genus Rhodococcus, Xanthobacter flavus belonging to the genus Xanthobacter, or Ancylobacter rudongensis belonging to the genus Ancylobacter. Said microorganism may be for promoting the growth of cyanobacterium, green algae, gray algae, or euglena algae. Said microorganism may be for promoting the growth of organisms belonging to the phylum Cyanobacteria, Ochrophyta, Euglena, Cryptophyta, Haptophyta, Cercozoa, Glaucophyta, Rhodophyta, Chlorophyta, or Streptophyta.

RECIRCULATION AQUACULTURE SYSTEM AND METHOD

Resumen de: US2024224957A1

The present disclosure provides a recirculation aquaculture system and method. The system includes a fish pond and a fiber turntable filtering system. The fiber turntable filtering system can implement can remove large particles in aquaculture water and regularly harvest microalgae, water quality after treatment reaches a fishery aquaculture standard, and 97% of the aquaculture water can be directly recycled. In the present disclosure, during in-situ culture of microalgae and fish, microalgae can convert CO2 exhaled by fish and nutrients such as nitrogen and phosphorus in the aquaculture water into substances of algae cells, such as proteins, polysaccharides, vitamins, and lipids, and release oxygen, so as to quickly improve quality of the aquaculture water; in-situ culture of the microalgae and the fish gives play to the advantages of high photosynthetic efficiency of the microalgae, and the fast-growing microalgae provide a suitable growth environment for the fish.

METHOD FOR GROWING MICROALGAE

Resumen de: EP4397742A1

A method for growing biomass particles, in particular microalgae, in a culture medium and in the presence of one or more light and nutrient sources, which provides for space-time control of said biomass particles with respect to said light and nutrient sources in order to optimize and maximize the growth rate of the biomass. In relation to prior art technologies, the method of the invention allows control of the process parameters, respectively "space", meant as position of the particles relative to the light and nutrient sources, and "time", i.e., the time for which the particles remain exposed to light and nutrients, so as to promote the biochemical reactions necessary for the growth of these biomass particles.

HETEROHEXAMERIC FUSION CONSTRUCTS FOR PROTEIN EXPRESSION IN CYANOBACTERIA

Resumen de: AU2022340828A1

This invention provides compositions and methods for providing high level expression of proteins of interest in cyanobacteria.

Multifunctional microalgae culture device

Resumen de: KR20240108199A

본 발명은 다기능 미세조류 배양 장치로서, 더욱 상세하게는 미세조류를 배양하는 배양조에 있어서 본체는 광원이 쉽게 투광할 수 있고, 미세조류 부착에 따른 세척이 용이한 수조이며, 외벽에 광원 탈착이 쉬운 고정 장치가 있고, 하부는 고랑을 형성하여 침강된 미세조류가 모이고, 미리 장치된 공기 공급 장치를 통해 다시 부상이 되어 성장을 촉진할 뿐 아니라, 관통공을 형성하여 미세조류의 수확이 용이한 배양장치에 관한 것이다.

Microalgae Culture Apparatus

Resumen de: KR20240108198A

미세조류 배양장치가 개시된다. 본 발명의 일 실시예에 따르면, 지지면에 설치되는 제1하우스; 상기 제1하우스의 내부에 설치되는 제2하우스; 및 배양액 및 미세조류를 수용하기 위한 것으로서 상기 제2하우스의 내부에 설치되고 상부가 개방되되 적어도 일부분이 지하에 매설된 배양부를 포함하는 미세조류 배양 장치가 개시된다.

USE OF MICROALGAE AND MICROALGAE DERIVED COMPONENTS IN CULTIVATED FOOD PRODUCTION

Resumen de: WO2024141918A1

Provided herein are methods for cultivated food production involving the use of microalgae. The methods include recycling spent cell media that are used to cultivate cells for cultivated food production as well as enriching culture medium used to cultivate the same cells. The microalgae are used to recycle the spent culture medium. The microalgae may be used to extract microalgae derived components to enrich the culture medium. The algae recycling and algae enriched growth media as provided herein may be used with any animal cell culture. In some variations, the microalgae or microalgae derived components may be used as a raw ingredient in the preparation of cell based seafood products. The methods provided herein may be used for the production of seafood products. The methods herein may provide at least one added advantage—the use of algae may add nutrients, flavors, and aromas typically desired in seafood.

COMPOSITIONS AND METHODS OF ENHANCING PHOTOSYNTHESIS

Resumen de: US2024218460A1

Disclosed herein are compositions, systems, and methods for directed adaptive enhancement of host cells to enhance photosynthesis. In certain embodiments, the methods include genetic modification of an organism (e.g., a cyanobacterium) to increase mutagenic frequency and providing one or more stressors to the modified cell to induce an adaptive response, screening the resulting population to identify candidates with a desired phenotype (genetic outcome) e.g., increased growth or production of one or more desirable biological products. In certain embodiments, the disclosure provides a modified bacteria with enhanced sucrose production and/or growth and methods of producing a modified bacteria characterized by enhanced sucrose production and/or growth relative to wild-type.

MODULAR AND SCALABLE BIOLOGICAL PLANT FOR NOX ABATEMENT

Resumen de: EP4394024A1

The present invention is a modular and vertically scalable biological plant for NOx abatement. The plant comprises: a support structure formed by a plurality of vertically superimposed modules, a plurality of photobioreactor tanks suitable for carrying out a microalgae culture inside, wherein each tank is arranged in one of the modules of the structure, such that all the tanks are vertically aligned with respect to the floor. The plant further comprises: means of temperature regulation inside each photobioreactor tank, means of culture fluid agitation inside each of the photobioreactor tanks, and means of culture lighting inside each of the tanks. The plant requires a minimum footprint so that it can be installed in industrial plants already in operation.

WNT 2 The vectors for expressing DKK2 and transformed microalgae with the vector

Resumen de: KR20240100982A

본 발명은 딕코프 WNT 신호대사 저해단백질2 생산 발현용 벡터 및 상기 벡터로 형질전환된 미세조류를 제공한다.

Composition for cryopreservation of microalgae and The cryopreservation method thereof

Resumen de: KR20240100960A

본 발명은 미세조류의 배양용 배지 및 DMSO를 포함하는 미세조류의 동결보존용 조성물 및 이를 이용한 미세조류의 동결보존방법을 제공한다.

Process for producing antioxidant extracts based on natural pigments

Resumen de: MD20220058A2

The invention relates to biotechnology, in particular to the production of antioxidant extracts based on natural pigments from the residual biomass of cyanobacteria Arthrospira platensis, which can be used in the zootechnical industry, food and cosmetic industries.The process for producing an antioxidant extract, according to the invention, comprises the use of residual biomass of cyanobacteria Arthrospira platensis, dried at a temperature of +50±5°C, which is crushed for 3 min, mixed with 96% ethyl alcohol in a ratio of 1:10, the suspension is treated with ultrasound of a power of 50 W for 5 min or in a water bath at a temperature of +45°C for 30 min, with periodic stirring, is centrifuged at 3500 rpm for 5 min, to obtain the concentrated extract it is removed the ethyl alcohol on a rotary evaporator, is added 0.1 mol/L of phosphate buffer with pH 6.0 and 0.4 mmol/L of EDTA and is homogenized.

Process for producing a proteoglycan preparation

Resumen de: MD20220059A2

The invention relates to biotechnology, in particular to the production of a proteoglycan preparation from the residual biomass of Arthrospira platensis cyanobacteria, which can be used in the zootechnical branch, food and cosmetic industries.The proteoglycan preparation, according to the invention, is obtained from the residual biomass of Arthrospira platensis cyanobacteria, dried at a temperature of +50±5°C, which is ground for 3 min, mixed with 96% ethyl alcohol in a ratio of 1:10, the resulting suspension is placed in a water bath at a temperature of +45°C for 30 min, with periodic stirring, the extract is separated from the biomass by centrifugation at 3500 rpm for 5 min, then the biomass is mixed with distilled water in a ratio of 1:3, treated with ultrasound of a power of 50 W for 5 min and heated at a temperature of +45°C for 30 min or autoclaved at a temperature of +115°C (0.5 atm) for 30 min, the resulting extract is separated from the biomass by centrifugation at 3500 rpm for 10 min and is added 0. 2 mmol/L of EDTA to the resulting proteoglycan preparation.

Genetic engineering strain for producing polylactic acid and method for producing polylactic acid

Resumen de: CN118256415A

The invention provides a genetic engineering strain for producing polylactic acid, which is characterized in that a modified D-lactic dehydrogenase gene, a modified propionyl coenzyme A transferase gene and a modified polyhydroxyalkanoate synthase gene are synthesized into a target gene, and a promoter of propionyl coenzyme A transferase and a promoter of polyhydroxyalkanoate synthase are optimized. The engineering cell strain is obtained by overexpressing acetyl coenzyme A synthase, weakening the expression of acetokinase and knocking out genes of key enzymes, namely acetyl coenzyme A carboxylase, keto synthase and beta-ketoacyl-ACP synthase III, of a fatty acid pathway, and introducing recombinant plasmids into the engineering strain. The engineering cell strain adopts a high-density fermentation strategy, so that the biomass of cyanobacteria is improved, the problem that only sugar-sourced raw materials can be used for producing polylactic acid in the prior art is solved, the problems of plastic pollution and excessive emission of greenhouse gas carbon dioxide are expected to be solved at the same time, and the engineering cell strain has great potential industrial application value.

Functional microalgae-wood chip device for repairing manganese ore wastewater and application

Resumen de: CN118255469A

The invention belongs to the technical field of microorganisms and the field of environmental restoration, and discloses a functional microalgae-wood chip device for restoring manganese ore wastewater, the functional microalgae-wood chip device comprises a sewage pool, a manganese oxidation sedimentation pool and a denitrification nitrogen removal pool, biological manganese oxide generating microalgae Desmodesmus sp.WR1 with the preservation number of CCTCC M 2016461 is placed in the manganese oxidation sedimentation pool, wood chips are placed in the denitrification nitrogen removal pool, and the biological manganese oxide generating microalgae Desmodesmus sp.WR1 is placed in the sewage pool. A first pipeline connected with the manganese oxidation sedimentation tank is arranged at the water outlet end of the sewage tank, a second pipeline connected with the denitrification nitrogen removal tank is arranged at the water outlet end of the manganese oxidation sedimentation tank, a discharge pipe and a return pipe extending into the manganese oxidation sedimentation tank are arranged at the water outlet end of the denitrification nitrogen removal tank, and a return pump is arranged on the return pipe; and control valves are arranged on the first pipeline, the second pipeline, the discharge pipe and the return pipe. According to the method, manganese ions in the manganese ore wastewater can be efficiently removed, nitrogen-containing nutritive salt in the wastewater is removed th

LIPID PRODUCING MARINE MICROALGA

Resumen de: WO2024132882A1

The invention provides marine microalgal strain of the Ulvales order of the Ulvophyceae class which have utility in the efficient and environmentally beneficial preparation of triacylglycerides and polyunsaturated fatty acids, which can in turn be used for fuels or feeds.

METHOD FOR THE PREPARATION OF A CYANOBACTERIA EXTRACT COMPRISING PHYCOCYANIN ENRICHED IN TRACE ELEMENTS FROM NATURAL TRACE ELEMENT SOURCES FOR THE PRODUCTION OF FOOD SUPPLEMENTS

Resumen de: WO2024133379A1

The invention relates to a method for preparing a cyanobacterium extract, preferably spirulina, comprising phycocyanin enriched in trace elements. The invention also relates to an extract obtained by the method according to the invention, to a composition comprising said extract and to the use thereof.

INTEGRATED ALGAL AND CYANOBACTERIAL PROCESS FOR BIOPRODUCT MANUFACTURING

Resumen de: US2024209297A1

A bioproduct manufacturing system is disclosed. The system comprises a hollow-fiber primary membrane gas absorber comprising a shell side and a lumen, wherein the primary membrane gas absorber is configured to receive a carbonate salt-based solvent on the shell side and a gas mixture comprising oxygen, nitrogen, and carbon dioxide in the lumen, at least one runway algal cassette reactor-photobioreactor, and a growth medium circulating between the primary membrane gas absorber and the at least one runway algal cassette reactor-photobioreactor. The at least one runway algal cassette reactor-photobioreactor comprises at least one growth chamber coupled to and in fluid communication with a headspace channel so as to define an interior volume, a first condenser coupled to and in fluid communication with the headspace channel, and a harvest line in fluid communication with the at least one growth chamber and coupled to a filter.

Liquid feed formulation for ruminant animals and method for preparing said liquid feed formulation

Resumen de: US2024207335A1

A liquid feed formulation for reducing methane production by a ruminant animal, and a method of preparing the same are disclosed. The liquid feed formulation comprises an effective amount of at least one species of red marine microalgae suspended within a liquid nutrient, said liquid feed formulation, being pumpable, having a viscosity of between 1200 cP and 2200 cP at 23° C.

SYSTEM AND METHOD FOR SCALABLE PRODUCTION OF CYANOBACTERIA BIOMASS

Resumen de: WO2024134649A1

Method and system for producing edible filamentous fresh cyanobacteria biomass. A rotary drum filtration unit filters a cultivated cyanobacteria in a primary filtration to obtain a filtrated cyanobacteria biomass. The filtration unit includes a rotatable filtering drum including a filtration basket including a thermally coupled mesh netting, configured for retaining particles above a selected size when filtering drum is rotated. The filtrated cyanobacteria biomass is washed and neutralized using a solution introduced to the filtration unit during or after primary filtration. A pressing unit applies a pressing to the biomass to concentrate the solid content. Cultivated cyanobacteria may undergo initial microfiltration to remove large impurities prior to primary filtration. Cultivated cyanobacteria may initially be pumped from a cultivation vessel using a low-shear pump. Cyanobacteria biomass may undergo cooling prior to primary filtration. Pressed biomass may be packaged and frozen to produce a cyanobacteria product for edible consumption.

ENCAPSULATED MICROALGAE-DERIVED COMPOSITIONS AND METHODS OF THEIR MAKING AND USE

Resumen de: WO2024138027A1

The present disclosure relates to encapsulated emulsions of green microalgae and defatted green microalgae. The encapsulated emulsions provide a source of bioavailable iron for use in fortifying flour and food products. Methods of encapsulating green microalgae, treating or preventing iron deficiency in an iron deficient animal, and preventing oxidation of ferrous iron in a foodstuff are disclosed herein.

Microalgae community for sewage treatment device for sewage treatment and biomass production and biomass production method

Resumen de: KR20240096960A

본 발명은 수질정화용 미세조류 군집, 수질정화 및 바이오매스 생산용 장치 및 바이오매스 생산 방법에 관한 것으로, 장기간 배양에서도 군집을 유지할 수 있는 미세조류의 최적 조합 및 혼합 비율이 확인되었으며, 이와 같은 미세조류 군집은 캡슐에 탑재되어 오염된 수계에서 정화작용뿐만 아니라 바이오매스를 생산할 수 있으므로, 종래 대규모의 설비가 필요해 적용하기 어려웠던 소규모 오염지역의 정화 및 바이오매스 확보에 작동 동력없이 효과적으로 활용될 수 있다.

Microalgae biological synergist as well as preparation method and application thereof

Resumen de: CN118239810A

The invention discloses a microalgae biological synergist as well as a preparation method and application thereof, and belongs to the technical field of microbial fertilizers. The microbial synergist contains bacillus subtilis, bacillus licheniformis, arthrobacter citratus, enterococcus faecium, a chlorella sorojin extracting solution and the like, and experimental results show that the microbial synergist containing the microalgae can promote root growth of plants such as wheat, corn, cotton and the like; the disease conditions of root rot and root-knot nematode are effectively reduced, and compared with a conventional fertilizer, the yield increasing effect of crops is more remarkable.

Preparation method and application of microalgae cell fertilizer

Resumen de: CN118239805A

The invention discloses a preparation method and application of a microalgae cell fertilizer. The preparation method of the microalgae cell fertilizer comprises the following steps: S1, culturing chlamydomonas debarbata to a logarithmic phase to obtain a chlamydomonas debarbata culture solution; the culture medium for culturing the chlamydomonas debarbata comprises a soil leacheate; s2, concentrating the chlamydomonas debarbata culture solution obtained in the step S1 by adopting a centrifugal method, and concentrating the content of algae cells to 0.5 billion to 10 billion/mL to obtain an algae cell concentrated solution. The microalgae cell fertilizer obtained by the invention can improve soil texture, increase soil organic matters and reduce the influence of salt on crops. According to the method, the culture medium is improved, so that the adaptability of microalgae cells is improved, and planting and proliferation of the cells in soil are accelerated. According to the method, the cell culture solution is concentrated in a centrifugal mode, the obtained concentrated solution basically does not contain supplemented elements such as nitrogen and phosphorus, and only the cell fertilizer plays a role in soil.

Integrated sewage and wastewater treatment facility including carbon neutral function through crisis management odor removal and microalgae cultivation

Nº publicación: KR20240092341A 24/06/2024

Solicitante:

주식회사이산