Articles tagged with Microalgae
A research team has discovered a genetic sensor of blue light that regulates oil synthesis in industrial microalga, leading to double the microalgal productivity of oils. This finding has major implications for microalgae-based conversion of carbon dioxide to biofuels.
Scientists at NTU Singapore have developed a method to produce and extract oils from a type of common microalgae, which are edible and have superior properties as those found in palm oil. The newly discovered method would serve as a healthier and greener alternative to palm oil.
Researchers at Bielefeld University have identified five key characteristics of mitosis in the microalga Volvox carteri, including a porous nuclear envelope and crucial centrosome function. They used confocal laser scanning microscopy to capture high-resolution images of live cell division and gain insights into the complex process.
Researchers discovered a small fraction of diatom cells participate in sexual reproduction, while others block growth and reduce nutrient absorption. This phenomenon occurs in nutrient-rich conditions, representing a paradox for microalgae that usually compete for resources.
Scientists found that variations in Earth's orbit drive cycles of higher and lower diversity in coccolithophore size and shape, with rhythms of 100 and 400 thousand years. This influence may have played a role in ancient climates and climate variations during past warm periods.
A new species of green microalgae was identified in a reservoir in northwest São Paulo, Brazil, and reclassified into the genus Nephrocytium. The discovery was made through phylogenetic analysis and molecular sequencing, confirming that the microalga is distinct from other known species.
Researchers at NTU Singapore develop a method to encase algae protein in liquid droplets, tripling artificial photosynthesis efficiency and generating more energy. The technology has the potential to make solar cells more efficient and pave the way for sustainable energy production.
Researchers have developed a Ramanome Database to rapidly identify and characterize microalgae, which can convert carbon dioxide into valuable compounds. The database achieves 97% accuracy in identifying species and their metabolic functions, accelerating the mining of microalgal cell factories for carbon-neutral production.
Researchers have established the first map of snow microalgae distribution along elevation, revealing different species thrive at varying altitudes. The study aims to answer fundamental questions about these organisms' survival, blooms, and impact on snowmelt.
Researchers developed a technique to redirect carbon resources from carbohydrates to lipids in microalgae, enabling large-scale lipid production even under light/dark conditions. This method could contribute to the implementation of biofuel production using microalgae.
Researchers have programmed microalgae to produce fatty acids of different lengths, creating a more flexible cell factory for producing industrially relevant oils. This breakthrough could lead to the development of designer oils with various fatty acid chain lengths.
Researchers have discovered a combination of monochromatic red and blue LED illumination that enhances the growth and biosynthesis of D. Salina microalgae, increasing lipid productivity and dry biomass yield by 35% and 10%, respectively.
Researchers at the Chinese Academy of Sciences have developed a 'genome scalpel' to efficiently produce sustainable biofuels from sunlight and CO2 by removing non-essential genes from microalgae. This approach could lead to more efficient production of biomolecules like biofuels, with potential applications in renewable energy and redu...
A study on microalgae from the Kaliningrad Region revealed that Chlorella vulgaris and Dunaliella salina produce high amounts of saturated fatty acids, while Arthrospira platensis contains up to 23% unsaturated fatty acids. These findings suggest microalgae as a promising source for lipid production.
Researchers at Peter the Great St.Petersburg Polytechnic University have developed a method to extract high-carotenoid biomass from microalgae, suitable for the food industry. The obtained biomass can be used as a dietary supplement to prevent vitamin A deficiency and reduce the risk of oncological diseases.
A team of researchers at Flinders University has developed a sustainable way to produce protein 'superfoods' from marine algae. The process involves cultivating single-cell organisms from the ocean and converting them into healthy cell patties, chips, pastes, jams, and even caviar.
Researchers sequenced 107 microalgae species from diverse locations to gain insights into genomic differences in saltwater and freshwater microalgae. The study reveals fundamental differences in nuclear and cellular membranes between the two, with marine species containing more viral-origin genes.
Researchers developed a methodology to analyze properties of different microalgae species for selection as an energy source, considering biological, economic, and environmental aspects. The study found nine types of microalgae, particularly diatoms, are most promising for biodiesel production.
The study synthesizes three decades of data on Harmful Algal Blooms (HABs) globally, examining their impact on human health, ecosystems, and economies. The report provides a baseline for tracking changes in HAB problems.
The NanDeSyn Database collects and integrates functional genomics data for industrial microalgae, including genome sequences, gene annotations, and transcriptomes. This will facilitate research cooperation among the global Nannochloropsis community to develop the microalgae as a chassis for photosynthetic production of oils.
Researchers discovered that single-celled eukaryotes like microalgae can control microbiomes by secreting unusual small molecules, maintaining host survival and ecological success. This finding paves the way for future research into climate change and understanding of evolution.
Researchers at Flinders University have developed a novel protocol to detect lipid production in microalgae, enabling the mass production of omega-3 fatty acids and other healthy compounds. The technique improves on traditional fluorescent probes, allowing for easy and rapid evaluation of lipid conditions within microalgae.
A new study suggests that limited iron levels in corals could impair their ability to respond to climate change. High water temperatures and low iron availability compromise the algae living within coral cells, leading to reduced growth and function.
A new study by scientists from Martin Luther University Halle-Wittenberg found that microalgae farming has a similar environmental impact to fish production, but produces more omega-3 fatty acids per unit area. This could lead to a more sustainable source of essential nutrients for humans and reduce pressure on the world's oceans.
Researchers have successfully developed heat-resistant coral by bolstering the heat tolerance of its microalgal symbionts, potentially reducing the impact of reef bleaching from marine heat waves. The breakthrough provides a novel tool to increase coral tolerance and is a great win for Australian science.
The study by UC San Diego researchers develops a scalable method to produce microalgae-based polyols from waste oils, creating valuable monomers for sustainable bio-plastics. The team also converts co-products into food flavoring and fragrance molecules, with economic value.
Research shows microalgae Arthrospira platensis (spirulina) closely matches pollen's essential amino acids and lipids required by honey bees. Spirulina also contains prebiotics supporting healthy gut bacteria growth.
Microalgae in coral cells may compensate with other metals when iron is limited, potentially affecting vital biological functions. Research found that different species of microalgae acquire other trace metals in unique quantities, which could have cascading effects on coral health.
Research reveals stronger Atlantic currents are key to 'Atlantification', where temperate species like Emiliania huxleyi thrive in Arctic waters. Satellite images show turquoise oceans reflecting the microalgae's shell, a phenomenon observed from space.
Researchers found that laminarin plays a central role in the marine carbon cycle, storing an average of 12 gigatons of carbon annually. The study also revealed that laminarin comprises 50% of organic carbon in sinking diatom-containing particles.
A recent study found that corals in warmer waters host more heat-tolerant symbiotic microalgae, which aid in surviving heat waves. However, this comes at a cost of lower nutrition for the coral when temperatures cool down.
Researchers have discovered an unusual light-dependent enzyme in microalgae that can convert organic waste oils and fats into sustainable biofuels. The goal is to develop a system that can produce drop-in fuels from waste oils and fats, reducing reliance on fossil fuels.
The five-year grant, awarded by the USDA, aims to transform nutrition and water use in the poultry industry. Researchers will explore alternative feed proteins, such as microalgae, to improve production efficiency and quality while reducing competition with food sources.
Researchers from the University of Córdoba have successfully combined microalgae and bacteria to increase hydrogen production by 60% compared to individual production. The synergy is facilitated by acetic acid, which allows algae to produce more hydrogen, reducing waste and promoting bioremediation.
Researchers at Tokyo Institute of Technology discovered a protein involved in TAG production under phosphorus-depleted conditions. This finding has the potential to improve TAG yield and make biofuel production more efficient and cost-effective.
Researchers have uncovered details of microalgae's light-harvesting system, which is up to 95% efficient, using advanced mass spectrometry techniques. This breakthrough could lead to the development of more efficient organic solar panels, increasing energy efficiency and reducing environmental impact.
A team of scientists has developed a way to improve the tolerance of industrial oil-producing microalgae to high levels of CO2, allowing them to grow faster and more efficiently in flue gas environments. This breakthrough could have significant implications for carbon fixation, food production, and future space exploration.
Scientists propose using microalgae biomarkers to detect environmental pollution, which is triggered by oxidative stress and reactive oxygen species. The use of microalgae as an indicator can provide early warnings of environmental problems.
Researchers have discovered novel diacylglyceryl transferases that selectively assemble essential fatty acids into microalgal TAGs. By modulating the ratio of these enzymes, they created a strain bank with customized FA compositions, offering potential for 'designer' TAGs with tailored health benefits.
Researchers at Hiroshima University have developed a biocontainment strategy to safely control the spread of genetically modified cyanobacteria. By engineering microalgae to depend on a specific nutrient, they prevent its survival outside of a controlled environment.
A team of researchers at the University of Konstanz is developing an integrated biorefining process to produce chemical building blocks from microalgae. The process uses supercritical carbon dioxide as a solvent and aims to simplify the extraction stage, making it more eco-friendly and efficient.
A team of researchers at Dartmouth College has created a more sustainable feed for aquaculture by replacing fishmeal with a marine microalga co-product. The study found that the co-product had higher protein content and digestibility of essential amino acids, including omega-3 fatty acids.
A team of toxicologists led by FEFU researchers found that carbon nanotubes and silicon nanotubes exhibited acute toxic effects on Heterosigma akashiwo microalgae at concentrations as low as 100 mg/l. Silicon nanotubes were more toxic than carbon nanotubes due to their smaller size and hydrophilic properties.
A team of researchers from Friedrich Schiller University Jena and the Leibniz Institute for Natural Product Research and Infection Biology has made a groundbreaking discovery about the chemical communication between algae and bacteria. The study reveals that a specific lipopeptide, orfamide A, plays a central role in this process.
Scientists discovered that Parisian street gutters are home to a diverse community of microorganisms, including eukaryotes such as algae, fungi, sponges, and mollusks. The researchers identified over 6,900 potential species in the water and biofilms collected from various districts of Paris.
Researchers from MSU and University of Turku developed an optimized method for removing organic compounds, nitrogen, and phosphorus from wastewater using Chlorella vulgaris UHCC0027 microalgae. The treatment also produces biofuel suitable for blending with fossil diesel fuel.
Researchers measured the effect of low-level mercury concentrations on microalga gene expression, revealing widespread deregulation of genes involved in various processes. This study provides insight into the environmental and public health implications of mercury's entry into the food chain.
Kumamoto University researchers developed a low-energy, continuous biofuel extraction method from microalgae using nanosecond PEF, increasing efficiency and reducing damage to algae. The new process allows for faster and more efficient extraction of hydrocarbons without destroying the microalgae.
A Japanese research team has discovered the mechanism behind oil synthesis in microalgae cells, which could contribute to the development of more efficient biofuels. The findings revealed that adding seawater increases the production of triacylglycerol, a key component of oil.
Scientists at Tokyo Institute of Technology have identified the key enzymes responsible for oil synthesis in microalgae. The research reveals that four lysophosphatidic acid acyltransferases (LPATs) play a crucial role in the formation and growth of lipid droplets, where TAG biosynthesis occurs.
A new technology for energy-efficient cultivation and harvesting of microalgae has been developed by Bendy Estime, improving growth rates up to 10 times larger than traditional methods. The Tris-Acetate-Phosphate-Pluronic medium allows algae to grow in clusters without sticking to container walls, eliminating the need for constant stir...
MSU scientists engineer molecular Velcro into cyanobacteria, enhancing their biofuel potential and ability to form artificial microbial communities. The technology may improve the efficiency of harvesting algae and reduce production costs for sustainable biofuels.
A study published in Oceanography presents a concept for large-scale industrial cultivation of marine microalgae to reduce fossil fuel use and generate nutritious animal feeds. Growing enough algae to meet current global liquid fuel demand would require an area roughly three times the size of Texas.
Microalgae have tremendous potential in industrial biotechnology due to their applications in food, medications, and environmental biotechnology. The University of Cologne's new method using Porous Substrate Bioreactors (PSBR) reduces liquid consumption by up to 100 times, making it more cost-efficient and energy-saving.
In times of famine, microalgae switch to efficient metabolism before partially digesting themselves to conserve nutrients. The study reveals the molecular mechanisms behind this process, which also impacts human cancer cells.
Recent advances in genomics, physiology, and genetic manipulation enable the bioengineering of new strains of algae. Eukaryotic microalgae are being utilized to produce environmentally friendly, renewable biomaterials and biofuels.
Dartmouth College scientists have discovered a new way to produce sustainable feeds for tilapia and other farmed fish. They found that replacing wild fish oil with marine microalgae increases the nutritional value of the fish while reducing environmental impact.
Researchers have modified microalgae to produce complex molecules using sunlight, enabling efficient production of pharmaceutical compounds. The method offers a sustainable and renewable energy-based solution for producing chemicals, potentially replacing traditional methods that rely on plants or yeast.
Researchers discovered that some corals can acquire new types of algae from their environment, making them more heat-tolerant and enhancing recovery. This phenomenon, known as 'symbiont switching,' was previously thought to occur only in juvenile corals or during bleaching events.
Researchers at Neiker-Tecnalia have identified a set of microalgae species that produce high levels of docosahexaenoic acid (DHA) and other omega-3-type polyunsaturated fatty acids. These compounds are considered indispensable for health and are widely recognized as beneficial additives to diets.