Alerta

MICROALGAE GROWTH-PROMOTING MICROORGANISM AND MICROALGAE GROWTH PROMOTER

Absstract of: US20260234544A1

This microorganism belongs to the genus Rhodococcus, Xanthobacter, Ancylobacter, Shewanella, or Aeromonas. Said microorganism may be Rhodococcus cerastii 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, glaucophyte 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.

PROCESS FOR PRODUCING CALCIUM HYDROXIDE

Absstract of: EP4790131A1

A process for producing calcium hydroxide, comprising:reacting calcium carbonate with an acid in an aqueous solution at a temperature of 10-50°C to produce a calcium ion solution and carbon dioxide,separating the carbon dioxide from the calcium ion solution,treating the calcium ion solution to form calcium hydroxide,directing the separated carbon dioxide to a photobioreactor containing microalgae, andgrowing the microalgae in the photobioreactor using the carbon dioxide through photosynthesis.

SYSTEM AND METHOD FOR PROCESSING EFFLUENTS AND USE IN THE PRODUCTION OF MICROALGAE

Absstract of: EP4790127A1

A system and method are provided for processing an industrial effluent and cultivating microalgae. The system comprises a primary tank, a screening unit with a motor-driven cleaning mechanism, a flocculation tank supplied with a chemical flocculant, a sand filter, an acidification unit with pH control, a solid-liquid separation unit, an anaerobic digestion unit, and a microalga cultivation unit. The effluent is screened, flocculated, filtered, acidified to a pH from 4.2 to 5.2, preferably 4.45 to 4.75, and subjected to solid-liquid separation to remove precipitated proteins and destabilised colloidal material, thereby producing a clarified effluent. The clarified effluent is anaerobically digested at a defined organic loading rate to generate biogas and a liquid digestate. At least a portion of the digestate and/or carbon dioxide derived from the biogas is used for microalga cultivation. The system enables stable anaerobic digestion without membrane-based pretreatment and provides a conditioned stream suitable for downstream microalga growth.

A GENETICALLY MODIFIED EUKARYOTIC MICROALGA AND INJECTABLE COMPOSITION FOR SYMBIOTIC THERAPY

Absstract of: WO2026163125A1

The present invention relates to a symbiotic therapeutic technique based on a genetically modified eukaryotic microalga (51), preferably photosynthetic, such as for example Chlamydomonas reinhardtii, in which an expression cassette (10) codifying a biologically active peptide and/or protein comprises a secretion coding module (5) of a therapeutic agent to allow the biologically active peptide/protein to be released so that it can cross the cell wall of the microalga (51), to be secreted outside of it and enter directly into the circulation in a subject (53) in which said genetically modified eukaryotic microalga (51) has been subcutaneously or intradermally injected. The microalga can be of a type that naturally: a) lacks flagella; or b) has flagella, in which case a prior genetic modification prevents the formation or inactivates the flagella, so that the microalga remains immobilised at a subject injection site (53). The expression cassette (10) can further comprise at least one further coding module selected from: a homing module (6), for targeting the peptide/protein to a predetermined tissue and/or cell population of the subject (53); a penetrating module (7) for inducing internalisation of the protein within a cell of said subject (53) through the cell membrane or by induced endocytosis; a protection module (9). The invention also relates to a subcutaneously or intradermally injectable composition containing said microalgae, and to a kit for preparing said composition.

ALGAE BIOMASS

Absstract of: US20260226398A1

The invention relates to an algae biomass having particular values within a defined colour space. The invention further relates to a strain of Chlorella microalgae having a genetic mutation in genes encoding for specific subunits of magnesium chelatase, preferably magnesium chelatase subunit, and also relates to a method of producing a strain of Chlorella microalgae having such mutations.

CARRIERS FOR GROWING ALGAE

Absstract of: US20260223795A1

0000 Microalgae are grown in a biofilm on carriers. In some examples, the carriers are surfaces with a small angle to the vertical. Optionally, the carriers may have surfaces on both sides of a vertical plane (e.g., an inverted V) or surrounding a vertical axis (e.g., a cone). In some examples, the carriers include two or more sheets of a porous material such as a fabric, screen or mesh. In some examples a surface of the carrier is flexible. In some examples, the carriers provide a specific surface area for algae growth greater than 7 m<2>/m<2>.

COMPOSITION FOR MAINTAINING OR INCREASING FIBROUS STRUCTURAL PROTEIN

Absstract of: EP4785810A1

0001 An object of the present invention is to provide a formulation effective for maintaining or increasing hair fibrous structural proteins. Provided are a composition for maintaining or increasing fibrous structural proteins, a composition for maintaining or increasing skin elasticity, a composition for improving hair quality, and a composition for promoting production of collagen, elastin, or hyaluronic acid, which contain a culture supernatant and/or extracellular vesicles of a microalga.

Method of Cleaning Microalgae Culture Vessel

Absstract of: KR20260118887A

본 발명은 미세조류 배양기의 배양 수조에 물을 공급하여 충진하는 물 공급 단계와, 상기 배양 수조로 오존을 공급하는 오존 공급 단계와, 상기 배양 수조에 과초산을 공급하는 과초산 공급 단계와, 상기 배양 수조의 내부에 형성된 상기 물과 오존 및 과초산을 포함하는 복합 세척액에 공기 기포를 공급하는 배양 수조 세척 단계와, 상기 배양 수조에 오존 중화제를 공급하는 오존 중화제 공급 단계 및 상기 배양 수조에 수용되어 있는 세척 혼합물을 필터링하는 세척 혼합물 필터링 단계를 포함하는 미세조류 배양기 세척 방법을 개시한다.

HETEROLOGOUS PRODUCTION OF THE C33–C45 POLYKETIDE FRAGMENT OF ANTICANCER APRATOXINS IN A CYANOBACTERIAL HOST

Absstract of: US20260218211A1

0000 The present disclosure relates to recombinant cyanobacterial cells for the production of a chemical compound of interest. In particular, the present disclosure relates to genetic modifications that introduce one or more heterologous polyketide synthases (PKS) into a cyanobacterial cell. These cells can further comprise nucleic acid constructs that provide the cyanobacterial cells with the capability of producing chemicals of interest or compounds of interest, including Compound (I).

BIOLOGICAL FLOCCULANT, PREPARATION METHOD THEREFOR AND USE THEREOF IN CONTROL OF CYANOBACTERIA

Absstract of: US20260218259A1

0000 Provided are a biological flocculant, a preparation method therefor and use thereof in control of Cyanobacteria. The biological flocculant includes cationic hydroxyethyl cellulose and an extracellular polysaccharide. The extracellular polysaccharide is produced by fermentation of Agrobacterium sp. LHZJX.A07 that is taxonomically named. A method for preparing the extracellular polysaccharide includes screening Agrobacterium from a soil enrichment culture dilution spread plate, purifying and inoculating the Agrobacterium into a culture medium for culture, performing fermentation to obtain a extracellular polysaccharide crude solution, and performing concentration, purification and drying to obtain the extracellular polysaccharide.

PROCESS FOR PREPARING A MICROFIBER COMPOSED OF MICROALGAE LIVING INSIDE, AND RELATED MICROFIBER

Absstract of: US20260218421A1

0000 A process is described for preparing a microfibre with living microalgae inside, including the steps of: preparing and mixing micro-algae and a biomaterial in a nutritional medium; and micro-fluidic spinning of the micro-algae mixture and the biomaterial which is polymerized; wherein the micro-fluidic spinning is carried out in a micro-fluidic spinning chip, provided with a spinning die having a “grooves” section, so as to obtain a grooved section.

LIPID PRODUCING MARINE MICROALGA

Absstract of: US20260209683A1

0000 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.

TEXTURED FOOD PRODUCT MADE FROM MICROALGAE

Absstract of: AU2025209239A1

The invention relates to the production of a novel food product made from one or more microalgae. It can be used as an intermediate for manufacturing a more complex product intended either for human food or for veterinary food. The invention also relates to the uses of said food product made from one or more microalgae. The invention also relates to a method for producing said food product made from one or more microalgae.

USE OF MICROALGAE AND MICROALGAE DERIVED COMPONENTS IN CULTIVATED FOOD PRODUCTION

Absstract of: US20260201313A1

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.

Novel Microalgae and Microalgal Compositions

Absstract of: US20260201427A1

0000 Provided herein are cultures comprising eukaryotic microorganisms having a lipid profile comprising eicosapentaenoic acid. Also provided are compositions comprising the eukaryotic microorganisms as well as methods of using the eukaryotic microorganisms.

A NEW BAG SYSTEM FOR MICROALGAE PRODUCTION

Absstract of: WO2026147418A1

The invention relates to a bag system improved for use in obtaining microalgae, to provide the controlled environment needed and to increase production efficiency, in which biofilm formation and contamination effects are reduced, and the controls of light, temperature, gas exchange, and nutrient input and output are improved.

MODULAR PHOTOBIOREACTOR FOR MICROALGAL BIOMASS PRODUCTION

Absstract of: WO2026147359A1

This invention related to photobioreactor providing a modular, scalable, and sustainable system for efficient microalgae cultivation, addressing diverse applications such as biomass production, environmental remediation, and bio-compound extraction. This system includes; a body constructed within a standard 20-foot corten steel, an airtight chamber which occupies approximately three-quarters of the body's internal volume for 10 containing the freshwater or saltwater needed for microalgae cultivation, a lightning system (3) including a plurality of LEDs which are programmable and adjustable in both intensity and duration, allowing precise management of lighting conditions to optimize microalgal growth, which is installed on the body ceilin an aeration and mixing system that providing CO2 for photosynthesis from air by a compressor (1) and 15 mixing the biomass within the chamber, a feeding system (4) ensuring a continuous and controlled supply of essential nutrients to the microalgal culture, a photocatalytic filter (2) purifying contaminants in air before being injected into the reactor, a control unit (5) that monitors and manages all key operating parameters of the photobioreactor in real- time, such as pH, temperature, CO₂, and nutrient concentration, photovoltaic panels 20 providing electrical energy for reactor, which is mounted outside of body and a filter (8) that filters contaminants in the water which is sent by a pump.

POULTRY WATER SUPPLY COMPOSITION AND METHODS FOR IMPROVING POULTRY HEALTH

Absstract of: WO2026147828A1

Disclosed herein are microalgal exudate aqueous compositions and their use in an aqueous poultry water supply additive and uses thereof for improving the health of poultry.

AUTOMATED CELL ANALYSER AND METHOD

Absstract of: US20260193588A1

0000 An automated cell analyser and method for determining a property of a cell, preferably a microalgal cell. In an embodiment, the method includes the steps of: (1) adding a cell sample to a microfluidic device; (2) capturing one or more images of at least one cell of the sample located within the microfluidic device; (3) carrying out image recognition of the one or more images to thereby determine a property of the at least one cell; and (4) cleaning the microfluidic device prior to adding a new cell sample to the microfluidic device, wherein: steps (3) and (4) need not be carried out in the stated order; steps (1) to (4) are preferably repeated using new cell samples; and at least steps (2) to (4) are automated.

METHOD AND SYSTEM FOR MEMBRANE CARBONATION

Absstract of: US20260193584A1

Disclosed herein are methods and systems for membrane carbonation for cultivating microalgae and other microorganisms that utilize a gaseous substrate, as well as to upgrade the quality of mixed-gas streams.

COMPACT, MODULAR AND EASILY TRANSPORTABLE PHOTOBIOREACTOR

Absstract of: WO2026147361A1

This invention relates to a photobioreactor system that purifies and improves air quality by utilizing a microalgae bioreactor with integrated LED lighting and filter system to absorb pollutants, eliminate pathogens, and release oxygen-enriched air, while providing a sustainable and scalable solution to address environmental and public health challenges. The system includes; a compressor (1) that delivers atmospheric air to the system, an air distrubition and bubble generation system having pipes that generate carbon dioxide small bubble and large bubble from air, a photocatalytic filter (2) doped with neodymium or other nanomaterials, which oxidize and reduce impurities and contaminants from atmospheric air before entering the photobioreactor (1), a separator (4) which separates the biomass from the liquid phase, collecting the biomass for storage and subsequent treatment, a lightning system (7) including LED columns positioned at a maximum distance of 30 cm from each other and equipped with cyclic programs to reduce photoinhibition, a rain-fed system (8) that uniformly and regularly feeds microalgae through nozzles using nutrients from the fed tank (5), a heating system (9) keeping the water at optimal temperature and a control panel (6) allowing to monitor operating parameters and adjusting growth conditions in real-time through a network connected platform.

NOVEL PROROCENTRUM LIMA MICROALGAE AND CULTURE METHOD THEREOF

Absstract of: KR20260104446A

본 발명은 신규한 프로로센트룸 속(Prorocentrum spp.) 미세조류 및 이의 배양방법에 관한 것으로, 상세하게는 오카다산(Okadaic acid) 군에 속하는 독소 및 다이노파이시스(Dinophysistoxin) 군에 속하는 독소 생산능력을 가져 상기 독소의 표준품 제조용으로 이용되기 적합한 추출물을 분리 제조하기 위해 유용하게 사용될 수 있는 프로로센트룸 리마 KM1034(Prorocentrum lima KM1034) 미세조류 및 이로부터 상기 독소를 신속하게 대량으로 생산하기 위해 수행되는 대규모 배양방법에 관한 것이다.

NOVEL GYMNODINIUM CATENATUM MICROALGAE AND CULTURE METHOD THEREOF

Absstract of: KR20260104445A

본 발명은 신규한 짐노디니움 속(Gymnodinium spp.) 미세조류 및 이의 배양방법에 관한 것으로, 상세하게는 GC3독소를 고함량으로 함유하며, 대량배양이 가능하여 상기 독소의 표준품 제조용으로 이용되기 적합한 추출물을 분리 제조하는데 적합한 짐노디니움 카테나툼 KM032(Gymnodinium catenatum KM032) 미세조류 및 이로부터 상기 독소를 신속하게 대량으로 생산하기 위해 수행되는 대규모 배양방법에 관한 것이다.

Adherent electroactive microalgae with salt stress response characteristic, biological preparation and application

Absstract of: CN122326463A

The invention relates to the technical field of microorganisms and application thereof, and particularly provides adherent electroactive microalgae with a salt stress response characteristic, a biological preparation and application, the microalgae provided by the invention belongs to cyanobacteria, is Desertibacterium salkaline.UJS-X-1, and has the preservation number of CGMCC No. 46959. The invention further provides a preparation method of the biological preparation. The algal strain can grow on the surface of a solid or semi-solid substrate in a wall-attached mode to form a biological membrane, shows stable extracellular electron transfer capacity and has good salt and alkali tolerance, and the electroactivity and salinity of the algal strain have a dosage effect. The saline-alkali soil conditioner can significantly reduce the salinity and pH of saline-alkali soil, can promote the growth of rice under saline-alkali stress, improves the biomass and chlorophyll content of the rice, and reduces the malondialdehyde content. The algal strain provided by the invention can be used for preparing a biological agent for saline-alkali soil remediation, constructing microalgae vegetation, serving as a salinity-responsive biological indicator, serving as an anode material of a biological battery and serving as a saline-alkali soil crop bio-fertilizer, and has a wide application prospect.

System for capturing and converting indoor carbon dioxide and control method

Nº publicación: CN122321623A 03/07/2026

Applicant:

NANJING FORESTRY UNIV
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Absstract of: CN122321623A

The invention relates to the technical field of gas treatment, and particularly discloses an indoor carbon dioxide capturing and converting system and a control method. The filtering module is arranged at the downstream of a gas path of the gas driving unit; the carbon dioxide adsorption microreactor is communicated with the downstream of a gas path of the filtering module and is filled with a carbon dioxide adsorbent, and a heating assembly is arranged at the bottom; the vacuum pumping unit is communicated with a gas desorption outlet of the carbon dioxide adsorption microreactor; the gas path switching module is arranged at the downstream of the exhaust end of the carbon dioxide adsorption microreactor and is provided with a plurality of exhaust branches respectively leading to the indoor space, leading to an ammonia gas absorption column filled with an absorption material and leading to the microalgae culture device. The integrated effect of carbon dioxide capture, desorption regeneration, quantitative supply, biotransformation and safety interlocking control is achieved.