Resumen de: WO2025224659A1
The present disclosure relates to an apparatus for microalgae and/or cyanobacteria cell culture comprising a unitary body formed from a hydrophobic material; and two or more microcapillary channels extending along the unitary body; wherein the inner surface of the microcapillary channels is coated with nutrients suitable for microalgae and/or cyanobacteria cell culture; and wherein the hydrophobic material is transparent to visible light, and to a kit and sensor thereof. A method for culturing microalgae and/or cyanobacteria in an apparatus comprising a unitary body formed from a hydrophobic material and two or more microcapillary channels extending along the unitary body, wherein the hydrophobic material is transparent to visible light is also disclosed.
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.
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.
Resumen de: US2025325609A1
Provided is a composition comprising microalgae and clay, formulated for ingestion, application to skin, an oral cavity, or administration rectally to a mammal. Also provided is a method of treating a mammal. The method comprises administering the above composition to the mammal.
Resumen de: US2025327096A1
A method for enhancing growth of a microalgal species and its biomass production yield by co-cultivating the microalgal species with a bacterial isolate under the genus of Pseudoalteromonas in separate compartments. The microalgal species is selected from Dunaliella species. The genome sequence of the Pseudoalteromonas isolate can have a nucleotide similarity of lower than 95% to that of other Pseudoalteromonas species.
Resumen de: WO2025221466A1
The invention relates to a method of producing a phototrophic cyanobacteria based biofertilizer.
Resumen de: FI20255069A1
The present approach describes continuous, steady state algal aquaculture systems, methods, and uses. Algal aquaculture systems may employ a plurality of algal aquaculture stages, first to grow the microalga of interest, and subsequent stages for subjecting the microalga of interest to controlled stress. Algae biomass composition in the last algal aquaculture stage can be selectively determined through various process elements to impact product generation and/or to reduce the recalcitrance of the algal biomass towards downstream processing, such as fracking the cells to enable chemical-free harvesting via, e.g., adsorptive bubble technology.
Resumen de: FI20255068A1
The present approach describes continuous, steady state algal aquaculture systems, methods, and uses. Algal aquaculture systems may employ an algal aquaculture zone to grow the microalga of interest, and a collector for receiving a continuous stream of algal aquaculture medium for fracking and harvesting.
Resumen de: WO2025217267A1
Methods for the fermentative production of O-phosphoserine, cysteate, or taurine in microbes or unicellular organisms that contain a serB mutation that either decreases serB expression, reduces the amount of the serB gene product or results in a serB gene product with low enzymatic activity. Genetic modifications of the O-phosphoserine, cysteate, or taurine and/or substrate biosynthetic pathways in unicellular organisms that include bacteria, algae, microalgae, diatoms, yeast, or fungi are disclosed. Also disclosed are fermentation and processing methods for the production of various O-phosphoserine-, cysteate-, or taurine-containing products and the use of the cells, fermentation broth or extracts that contain O-phosphoserine, cysteate, or taurine to produce products for use in food, feed, beverages, dietary and health supplements, cosmetics, personal care, pharmaceuticals, agricultural production, or surfactants.
Resumen de: AU2024242961A1
Provided is a method for producing ammonia comprising: preparing a modified cyanobacterium in which the proportion of heterocysts in cells constituting a nitrogen-fixing cyanobacterium is increased; and irradiating a mixture containing the modified cyanobacterium, a photocatalyst, and water with light in the presence of nitrogen.
Resumen de: AU2025238093A1
A biofertiliser composition comprising a living microalgae component consisting of a live microalga of Chlorella spp. and a live microalga of Anabaena spp., wherein the ratio of Chlorella spp. to Anabaena spp. is from 1.0:0.8 to 1.0:1.2. ep b i o f e r t i l i s e r c o m p o s i t i o n c o m p r i s i n g a l i v i n g m i c r o a l g a e c o m p o n e n t c o n s i s t i n g o f a e p l i v e m i c r o a l g a o f h l o r e l l a s p p a n d a l i v e m i c r o a l g a o f n a b a e n a s p p , w h e r e i n t h e r a t i o o f h l o r e l l a s p p t o n a b a e n a s p p i s f r o m : t o :
Resumen de: US2025319145A1
The present invention relates to an anti-inflammatory extract of soil microorganisms or a fraction thereof, wherein the microorganisms comprise one or more selected from Chlorophyta, Xanthophyceae or Cyanobacteria. The invention further relates to compositions comprising two or more of Lyso-DGTS, p-Coumaric acid (ester-linked), oleamide, theophylline, or DGTS. The invention further relates to pharmaceutical compositions comprising the anti-inflammatory extract of soil microorganisms or a fraction thereof or a composition comprising two or more of Lyso-DGTS, p-Coumaric acid (ester-linked), oleamide, theophylline, or DGTS as an active ingredient. The invention further relates to an anti-inflammatory extract of soil microorganisms or a fraction thereof or a pharmaceutical composition comprising an anti-inflammatory extract of soil microorganisms or a fraction thereof or a composition comprising two or more of Lyso-DGTS, p-Coumaric acid (ester-linked), oleamide, theophylline, or DGTS as an active ingredient for use as a medicament, wherein the microorganisms comprise one or more selected from Chlorophyta, Xanthophyceae or Cyanobacteria. The invention further relates to compositions comprising an anti-inflammatory extract of soil microorganisms or a fraction thereof, wherein the microorganisms comprise one or more selected from Chlorophyta, Xanthophyceae or Cyanobacteria.
Resumen de: WO2025210558A1
The present invention relates to a process for isolating Extracellular Vesicles (EV) secreted by microalgae (MEV - microalgae extracellular vesicle) cultured in basal and stress environment conditions namely pH, salinity, light, nutrient starvation, and temperature. Additionally, microalgae can be cultivated in thermal water classified as bicarbonate, sulphate, sulphide, chloride, or weakly mineralized trace metal. The present invention also relates to compositions comprising said MEV, which are useful to be applied to therapeutic, cosmetic, nutraceutical, phytopharmaceutical and medical including veterinary applications. The present invention lays in the technical domain of pharmaceuticals, medicine, cosmetics, nutraceutical, veterinary and research and development in cellular biology and appliances thereof.
Resumen de: GB2640110A
The present invention relates to the technical field of aquaculture effluent treatment, in particular to an apparatus for microalgae-microorganism synergistic treatment of aquaculture effluent. The apparatus comprises an aquaculture part; the aquaculture part is in communication with an effluent discharge part; the effluent discharge part is in communication with an effluent treatment part; and the effluent treatment part is in communication with the aquaculture part. The effluent discharge part comprises an effluent discharge pipe in communication with the aquaculture part; the end of the effluent discharge pipe away from the aquaculture part is in communication with the effluent treatment part; and an effluent discharge pump is arranged on the effluent discharge pipe. The effluent treatment part comprises a second housing; the bottom end of the second housing is in communication with the effluent discharge pipe; the top end of a side wall of the second housing is in communication with the aquaculture part; the interior of the second housing is provided with a plurality of flow guide plates; and microalgae are inoculated on outer side walls of the flow guide plates. In the present invention, microalgae and original microorganisms in aquaculture effluent form microalgae-microorganism symbionts, which can reduce carbon, reduce nitrogen and remove phosphorus synchronously and have few effects on aquaculture organisms, so that the quality of discharged water can be greatly impro
Resumen de: WO2025206966A1
The present invention refers to a biotechnological process for obtaining suspensions of biogenic nanoparticles of zerovalent selenium, which have a high stability, and which have agronomic functions specific to plant biostimulants, that are amplified as a result of the formation of a biocorona which includes bioactive molecules from the biotechnological system wherein these selenium nanoparticles were formed. The biotechnological process involves the biosynthesis of selenium nanoparticles by the consortium of microalgae, Nannochloris sp. 424-1, deposited under CCAP number 251/10 in the Culture Collection of Algae and Protozoa (CCAP), and yeasts, Rhodotorula mucilaginosa TazRr, deposited under DSM number 34804, at the Leibniz Institute DSMZ - German Collection of Microorganisms and Cell Cultures, to promote the formation of suspensions of stable selenium nanoparticles. The process also includes separation and concentration steps by micro- and ultrafiltration on ceramic membranes.
Resumen de: WO2024105258A1
The invention relates to a method for the preparation of microalgal for use as a food-grade ingredient without the need of any further purification or separation step and resulting products therefrom.
Resumen de: EP4620529A2
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: WO2025191569A1
Provided by the present disclosure is an aquatic cultivation system (mic-RAS), method of cultivation and microalgae obtainable thereby. The system comprises an aquatic cultivating tank comprising treated media inlet and effluent outlet; a photo-membrane bioreactor (PMBR) comprising a membrane having selective permeability, a PMBR inlet and a PMBR outlet; and fluid communication lines for continuous circulating effluent from the effluent outlet into the PMBR and treated media from the PMBR outlet into the aquatic cultivating tank. The method comprises cultivating aquatic organisms in an aquatic cultivating media within a cultivating tank; cultivating microalgae in an effluent media within a PMBR, the PMBR comprising membrane having selective permeability, submerged within the effluent media, the cultivating of the microalgae comprises: illuminating the microalgae; and circulating effluent from the cultivating tank into the PMBR and treated media from the PMBR into the cultivating tank. Further there is provided a microalgae, preferably obtained or obtainable by the system and/or method.
Resumen de: PL447926A1
Przedmiotem zgłoszenia jest sposób wytwarzania pożywki do hodowli sinic z biomasy bakteryjnej po produkcji polihydroksyalkanianów. Wynalazek znajduje zastosowanie w hodowli zwłaszcza Arthrospira platensis.
Resumen de: US2025277228A1
Monoclonal antibodies represent the most rapidly growing category of the recombinant therapeutic protein pipeline, with more than 85% of the therapeutic indications. The present invention proposes novel vectors that have been optimized so as to produce high levels of monoclonal antibodies when transfected in the microalgae Phaeodactylum tricornutum, as well as optimized culture conditions of said microalgae cells. Altogether, the present invention provides new systems for producing high amounts of monoclonal antibodies, functional fragments or derivatives thereof, in microalgae.
Resumen de: AU2024387147A1
The present invention relates to a glass noodles wastewater treatment process based on microalgae, belonging to the technical field of microbial wastewater treatment. Chlorella sorokiniana NZ1 and Monoraphidium sp. NZ4 are selected. An analysis of experiment results shows that when Chlorella sorokiniana NZ1 and Monoraphidium sp. NZ4 are subjected to mixed culturing, the biomass of both in the wastewater reaches the highest level. At the same time, the removal rates of water quality indicators also exhibit the most significant improvement; specifically, the removal rates of COD, TN, ammonia nitrogen, and TP can respectively reach 83.4%, 91.19%, 81.51%, and 78.71%. Thus, it can be concluded that subjecting the algal strains NZ1 and NZ4 to mixed culturing is the most effective glass noodles wastewater treatment method.
Resumen de: WO2025181256A1
The invention relates to modified cyanobacterial strains comprising one or more modifications to enhance the rate of carbon dioxide fixation relative to a cyanobacterial strain which does not comprise said modifications.
Resumen de: GB2638687A
A modified cyanobacterium comprising one or more genetic modifications for improving expression of aromatic amino acids through overexpression of shikimate pathway to enhance the rate of carbon dioxide fixation relative to a cyanobacterium which does not comprise said genetic modifications. Also disclosed is use of AroF D174N and/or TesA for increasing the rate of carbon dioxide fixation by a modified cyanobacterium. The cyanobacterium can be Synechococcus sp., e.g. Synechococcus 11901 or a variant thereof. The modified cyanobacterium can comprise one or more genetic modifications to over-express shikimate kinase (SK) in the modified cyanobacterium.
Resumen de: WO2024088808A1
Provided are compositions containing microalgae extracellular vesicles (MEVs) formulated for intranasal delivery, whereby, upon intranasal administration the MEVs traffic through specific routes following intranasal administration to specific regions in the brain via the olfactory nerve and throughout the lateral olfactory tract (LOT) to interconnected brain regions. The MEVs traffic via neuronal axonal transport. The MEVs have the ability to cross-over synapses including: (i) the synapses between the olfactory sensory neurons (OSN) and the mitral/tufted neurons; (ii) the synapses between the mitral/tufted neurons and the local neurons in the various brain regions colonized by the lateral olfactory tract (LOT); and (iii) the synapses between the neurons in the brain regions colonized by the LOT and neurons from the frontal cortex, the hippocampus, the thalamus, and the hypothalamus. The compositions contain extracellular vesicles from microalgae (MEVs) that are loaded with bioactive cargo for treating, detecting, diagnosing, or monitoring a disease, disorder, or condition of the brain or involving the brain, particularly providing neuronal delivery of the cargo. The compositions and methods have a variety of applications as therapeutics and diagnostics for treating, diagnosing, and monitoring a disease, disorder, or condition of the brain or involving the brain. The compositions can be used in methods and uses for treating cancers involving the brain, and can be used, for exa
Nº publicación: CN120555194A 29/08/2025
Solicitante:
BINZHOU MEDICAL COLLEGE
YANTAI HONGYUAN BIOLOGICAL FERTILIZER CO LTD
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Resumen de: CN120555194A
The invention belongs to the technical field of biology, and relates to a synechococcus resistant to high-concentration carbon dioxide and a preparation method and application of the synechococcus resistant to high-concentration carbon dioxide, and the synechococcus resistant to high-concentration carbon dioxide comprises CRISPR/dCas9 plasmids, gRNA plasmids and knockout omega plasmids. According to the invention, PEPC is transcriptionally activated through a CRISPR/dCas9 system, so that PCC7942 can grow under the condition of high-concentration CO2. Besides, the fusion between the omega subunit of RNAP and a Cas9 nuclease mutant directionally combined with an upstream promoter region can realize programmable transcriptional activation, and the growth and carbon sequestration efficiency of microalgae under high-concentration CO2 is improved by knocking out the omega subunit and utilizing a CRISPR/dCas9 transcriptional regulation system to optimize a photosynthetic carbon sequestration pathway of the microalgae.