Resumen de: US2022372427A1

The present invention relates to recombinant cyanobacterial cells for the production of a chemical compound of interest. In particular, the present invention relates to genetic modifications that introduce one or more heterologous phosphopantetheinyl transferases (PPTases) into a cyanobacterial cell. These cells can, optionally, further comprise heterologous carrier protein and nucleic acid constructs that provide the cyanobacterial cells with the capability of producing chemicals of interest or compounds of interest, such secondary metabolites polyketides, nonribosomal peptides and their hybrids, the three major families of bioactive natural products, of cyanobacteria and other bacterial phyla, secondary metabolites analogs, and unnatural compounds.

Resumen de: US2022372499A1

This invention provides compositions and methods for providing high product yield of transgenes encoding biopharmaceutical polypeptides in cyanobacteria and microalgae.

Resumen de: EP4091453A1

A plant growth promoter production method includes: preparing a modified cyanobacterium in which a function of a protein involved in binding between an outer membrane (5) and a cell wall (4) of cyanobacterium is suppressed or lost (step S01); and causing the modified cyanobacteria to secrete a secretion involved in promoting growth of a plant (step S02).

Resumen de: EP4092102A1

The invention relates to a method for producing biomass from a microalgae, wherein the method comprises culturing the microalgae in an effluent diluted in seawater, wherein the microalgae is selected from the group consisting of a strain of the genus Nodularia, a strain of the genus Chrysoreinhardia, a strain of the genus Halochlorella, and combinations thereof. The invention also relates to a method for remediating an effluent, wherein the method comprises culturing a microalgae of the invention in the effluent diluted in seawater.

Resumen de: WO2022239947A1

The present invention relates to an indoor air purification system using microalgae. More specifically, the present invention relates to an indoor air purification system using novel microalgae, the system utilizing the abilities to remove, from fine dust of the microalgae, water-soluble contaminants such as nitrogen oxides, sulfur oxides and ammonium, and carbon dioxide, and release oxygen. The indoor air purification system using microalgae, according to the present invention, circulates indoor air through the present system by continuous aeration and, if the indoor air passes through the system, microalgae can reduce hazardous substances such as ultrafine dust, fine dust, VOCs and CO2 in the air, and produces refreshing indoor air through the generation of oxygen, which is beneficial to the human body, and maintenance of humidity. In addition, the indoor air purification system using microalgae, according to the present invention, can change the color of indoor lighting according to the type of microalgae to be used, and thus can be applied to various interior lighting and the like.

Resumen de: WO2022238661A1

The present patent application relates to a method for obtaining an aqueous extract from at least two algae (microalgae and/or macroalgae), allowing a better yield in the extraction of hydrophilic and hydrophobic compounds from said algae. Additionally, the invention relates to said aqueous extracts, as well as to the use thereof in the prevention of cardiovascular disease, and as a functional ingredient in food, in particular in food supplements.

Resumen de: WO2022237466A1

A drug-carrying system, a preparation method therefor, and a pharmaceutical composition. The drug-carrying system comprises a carrier, a vesicle made of a cell membrane, and cyanobacteria embedded in the vesicle. The carrier comprises a drug-carrying portion and an embedded membrane portion connected to the drug-carrying portion, the embedded membrane portion being embedded in the vesicle, and the drug-carrying portion being located outside the vesicle. The drug-carrying system has good biocompatibility, targeted delivery, and oxygen-producing longevity, and can ameliorate the problem that the oxygen-producing time of oxygen-supplying materials used for hypoxic tissue is short and requires uninterrupted administration.

Resumen de: US2022364015A1

A process that allows the extraction of compounds of nutraceutical interest (specifically omega-3 and carotenoids) from microalgae and their separation through the use of CO2 in supercritical conditions (and when necessary a co-solvent), at the same time, wherein the removal of an unwanted component (tripalmitin) from the lipid extract, always by using supercritical CO2 in a fractional extraction, is advantageously carried out using its different extraction kinetics respect to the component present in the lipid phase.

Resumen de: EP4088585A1

The present invention relates to a non-animal fish and seafood replacement product for human consumption, comprising a composition of a fibrous mycelium mass of at least one edible fungal strain in the range of 0.5 wt% to 99.5 % wt%, water in the range of up to 99.5 wt% and an edible micro- or macroalgae or parts thereof, wherein the edible micro- or macroalgae or the parts thereof and the fibrous mycelium mass were incubated together in a growth medium for the edible fungal strain.Furthermore, the invention relates to methods of producing a non-animal fish and seafood replacement product or food supplement for human consumption, comprising the steps of incubating a composition of mycelia of at least one edible fungal strain and edible micro- or macroalgae or parts thereof in a liquid growth medium, culturing the composition under conditions that allow growth of the mycelia to produce a fibrous mycelium mass, and separating the fibrous mycelium mass of the edible fungal strain from the edible micro- or macroalgae or parts thereof after completion of the growth of the mycelia to obtain the non-animal fish and seafood replacement product or food supplement for human consumption.

Resumen de: KR20220152129A

본 발명은 다양한 하수 조건에서 매우 효율적으로 다량의 영양분을 소비하고 빠른 성장을 하는 클로렐라 속(Chlorella spp.)과 데스모데스무스 속(Desmodesmus spp.)을 통해 높은 영양염, 이온 및 금속원소가 포함된 역삼투 농축수를 비롯한 오염수를 처리하는 동시에 바이오 연료를 생산하는 친환경적인 수처리 방법을 제공하는 것이다.

Resumen de: US2022356438A1

Methods for harvesting microalgae, comprise providing water containing microalgae, providing flocculant in an amount to form flocs of microalgae when mixed with the water, generating a mixture of the water and the flocculant and separating the flocs from the mixture.

Resumen de: WO2022232876A1

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.

Resumen de: WO2022234415A1

The invention relates to a method for the removal of cyanobacteria from water, in particular from aquaculture water, with the use of a composition comprising or consisting of Diospyros mespiliformis seed powder, to a composition comprising or consisting of Diospyros mespiliformis seed powder for use in the method and to a method of making a composition comprising or consisting of Diospyros mespiliformis seed powder for use in the method.

Resumen de: AU2021249316A1

The technology relates to a method for producing a transformed and fully-segregated cyanobacteria, the method comprising incubating the cyanobacteria and a nucleic acid comprising a selectable marker under conditions suitable for transformation of the cyanobacteria with the nucleic acid; further incubating the cyanobacteria in growth media under conditions suitable for recovery of the cyanobacteria; and selecting the transformed and fully-segregated cyanobacteria using a selection agent.

Resumen de: KR20220145011A

본 발명은 미세 조류를 이용한 수질정화장치에 관한 것으로서 보다 상세하게는 미생물이 공급되어 있는 탱크로 유입되는 오염수가 회전되면서 와류형성판에 형성된 오리피스통공을 통과하면서 와류와 기포를 형성시킴으로서 오염수가 정지되지 않고 흐름을 갖도록 하여 미생물을 활성화시켜 수질을 정화하여 개선하도록 한 미세 조류를 이용한 수질정화장치에 관한 것인바, 본 발명은 미세 조류를 이용한 수질정화장치는 오염수를 이동시키는 펌프와; 상기 펌프로부터 이송된 오염수를 저장하는 저장탱크와; 펌프에서 이송된 오염수를 저장탱크로 이송하는 이송라인과; 상기 저장탱크에 미생물을 공급하는 미생물공급수단과; 상기 미생물이 광합성을 할 수 있도록 광원을 제공하는 LED램프와; 상기 저장탱크 내부에 고정 설치되어 회전되는 오염수와 충돌을 일으키면서 회전속도를 증가시키는 오리피스통공을 형성한 와류형성수단와; 상기 저장탱크에서 수질이 개선된 오염수에 포함된 미생물 및 냄새를 제거하는 필터수단과; 상기 펌프와 미생물공급수단과 LED램프의 작동 유무를 제어하는 콘트롤박스를 포함하여 이루어진 것에 그 특징이 있다.

Resumen de: WO2021122880A1

The invention relates to extracellular vesicles derived from native, photosynthetic, non-fermenting microalgae, to a method of isolating extracellular vesicles from native, photosynthetic, non-fermenting microalgae by growth, centrifugation and ultracentrifugation steps and to the use of the isolated extracellular vesicles as carriers for diagnostic, therapeutic, nutraceutic and/or cosmetic agents.

Resumen de: WO2022217674A1

The present invention provides a microalgae culture pond-artificial wetland coupling system for the deep purification of sewage. The system comprises a microalgae culture pond and an artificial wetland which form a series connection; the microalgae culture pond is provided with a microalgae capture filler, algae-containing water obtained after the microalgae capture filler captures microalgae communicates with the artificial wetland, and some of the captured microalgae are introduced, by using a guide pipe, to an anoxic denitrification functional area in the artificial wetland away from a liquid surface. By using sewage as a culture medium to implement in the microalgae culture pond the cultivation of microalgae and the purification of the sewage, more than 80% of microalgae biomass in the microalgae culture pond is recycled at a low cost, some microalgae are introduced to the anoxic denitrification functional area in the artificial wetland away from the liquid surface, and cracked algae cells are used as a carbon source to promote denitrification in the wetland; therefore, the resourcefulness of some nutrients in sewage is achieved, the problems of oxygen supplementation and carbon source deficiency of artificial wetlands are solved in an energy-consumption-free means, and removal rates of total nitrogen and total phosphorus are increased.

Resumen de: WO2022219071A1

A composition comprising a eukaryotic microalgae or an extract thereof may be for use in the treatment of a viral disease, e.g. coronavirus, and for use as an inhibitor of the binding of Spike protein receptor binding domain (RBD) to Angiotensin-Converting Enzyme 2 (ACE2). A compound derivable from eukaryotic microalgae may also be for use in the treatment of a viral disease. In turn, a eukaryotic microalgae may be used as an antiviral agent.

Resumen de: US2022322644A1

An artificial structure for promoting microalgae growth includes a 3D-printed structure formed by positioning a printing surface on a movable stage of a 3D bioprinter in contact with a bio-ink that includes a mixture of a pre-polymer material with one or more of cellulose-derived nanocrystals (CNC), and microalgae cells. By projecting modulated light onto the printing surface while moving the stage, the bio-ink is progressively polymerized to define layers of an artificial coral structure with microalgae cells disposed thereon, where the artificial coral structure is configured to scatter light within the structure.

Resumen de: US2022325312A1

A modified bacterium in which a function of a protein involved in binding between an outer membrane and a cell wall of cyanobacterium is suppressed or lost.

Resumen de: WO2022211562A1

The present invention relates to a novel recombinant microalgal strain having enhanced resistance to high concentrations of CO2 and low pH (acidic) conditions and, more particularly, to Chlamydomonas reinhardtii PMA4ΔCter-V4 and -V10, which are Chlamydomonas reinhardtii-derived genetically modified microalgal strains, and use thereof.

Resumen de: WO2022211302A1

The present invention relates to a method for increasing a content of astaxanthin in microalgae through ultrasonic stimulation. The method according to the present invention can effectively increase the content of astaxanthin in microalgae through ultrasonication during microalgal cultivation and thus can be advantageously used for producing the high value-added substance astaxanthin.

Resumen de: WO2022211562A1

The present invention relates to a novel recombinant microalgal strain having enhanced resistance to high concentrations of CO2 and low pH (acidic) conditions and, more particularly, to Chlamydomonas reinhardtii PMA4ΔCter-V4 and -V10, which are Chlamydomonas reinhardtii-derived genetically modified microalgal strains, and use thereof.

Resumen de: WO2022211302A1

The present invention relates to a method for increasing a content of astaxanthin in microalgae through ultrasonic stimulation. The method according to the present invention can effectively increase the content of astaxanthin in microalgae through ultrasonication during microalgal cultivation and thus can be advantageously used for producing the high value-added substance astaxanthin.

Resumen de: US2022312793A1

Embodiments herein are directed to methods for preparing and compositions containing microalgae biomass. Described herein are, for example, methods of preparing a microalgal flour that involve culturing microalgae, concentrating the microalgae into a microalgal biomass sludge, washing the microalgal biomass sludge, adjusting the pH of the microalgal biomass sludge, and drying the microalgal biomass sludge to produce the microalgal flour. Also disclosed are food products supplemented with microalgae biomass, including for example microalgal flour, a protein concentrate, or a protein isolate.