A research team from Okayama University has reported the potential of a berry-producing vine, Vitis coignetiae Pulliat (Yamabudo), against lung cancer in mice. The study found that extracts from Yamabudo and its chemical compounds display tumor-suppressing properties by repairing DNA damage and suppressing growth signaling pathways.
A new study found that US-China trade tensions would lead to increased nitrogen and phosphorus pollution and irrigation water consumption in agriculture, affecting not only the two countries but also other nations through international trade.
A new study found that Chile's package of healthy food policies led to significant declines in the purchase of unhealthy foods and drinks. The implementation of mandatory front-of-package warning labels resulted in a 24% reduction in calories, sugar, saturated fat, and sodium purchased per day.
A new model has been developed to study phytoplankton growth in the ocean, providing insights into the basis of the marine ecosystem. The model suggests that cumulative cellular costs determine how environmental conditions affect phytoplankton growth rates, with potential implications for predicting fish stocks and global climate change.
A study found that UK policies to reduce salt, sugar and calories in food products have not led to improvements in their nutritional values. Only one company, Kelloggs, showed a small overall improvement, driven by reducing sugar content in two products.
A new study published in Nutrients highlights the importance of adequate protein intake for adults living with diabetes. The research found that nearly half of US adults with diabetes did not meet the daily recommended protein intake, leading to greater physical limitations and potentially increasing the risk of muscle loss.
Researchers used beetroot pigments to visually track soil fungi colonizing plant roots in real-time. The technique enables selection of fungi that provide the biggest benefits in agricultural scenarios, enhancing crop production while reducing artificial fertiliser needs.
A new study led by Bigelow Laboratory for Ocean Sciences suggests that the balance of chemical elements in plankton is primarily dependent on the ratio of nitrogen and phosphorus supplied from the subsurface ocean. This discovery could improve the accuracy of computer models used to forecast ocean change.
In low-nutrient environments, marine microbes form consortia with ciliates to capture nutrients. This cooperative solution increases nutrient flux to the diatom's cell surface up to 10 times greater than alone. Researchers used PIV technology to measure fluid flows and found a more favorable solution for low-mixing conditions.
Researchers categorized available biostimulant products into eight classes based on their modes of action. Half are live microorganisms, while the other half are chemistries or chemical byproducts from
New research reveals that increased atmospheric acidity is disrupting the ecological balance of oceans by altering nutrient transport and productivity. The study found that atmospheric acidity affects the quantity and distribution of nutrients delivered to the ocean, leading to a direct fertilizing effect on marine phytoplankton.
Scientists at the University of Delaware have made progress on a biological containment strategy using synthetic auxotrophy, keeping a strain of E. coli stable for 100 days. The research also shows promise for treating diseases and cleaning up the environment safely.
Researchers applied compost to apple orchards, finding it increased the number of beneficial bacteria that recycle nutrients. This leads to more nutrients available for apple trees, reducing the need for fertilizers and promoting sustainable agriculture practices.
Researchers found that α-casein protein in milk increased anthocyanin and metabolite concentrations in rats by 1.5-10.1 times. The protein's amino acids interacted with and encapsulated anthocyanin molecules, improving stability and transport into the bloodstream.
A new global fish nutrition database is being made freely available to help combat malnutrition. The database provides vital nutritional data on over 5,000 fresh and marine fish species, which can be used to identify the most nutritious fish and support the protection of local food environments and ecosystems.
Researchers at CNIO have identified RagA as a molecular switch that allows cells to adapt to low nutrient levels, enabling an 'energy-saving mode' similar to what occurs in yeasts. This discovery has significant implications for understanding metabolic regulation and potential strategies to fight obesity and related diseases.
A new study proposes a method to stabilize microbial populations in recirculating hydroponic cultivation systems, reducing environmental pollution. The system uses UV sterilization to minimize fertilizer use and water consumption, making it an affordable option for farmers.
Researchers develop a novel aquaponics treatment system inspired by sewage plants that breaks down fish sludge and turns nutrients from fish waste into an effective fertilizer for plants. The system successfully delivers nutrients to plants in the form of a liquid fertilizer, improving plant growth and reducing waste.
When E. coli bacteria starve, their cytoplasm shrinks, concentrating nutrients, while the periplasm increases in volume as the inner membrane pulls away from the outer membrane. This reversible adaptation may help them survive until they find their next nutrient source.
A computer modeling study found that declining fish biodiversity can lead to a decrease in essential nutrients like zinc and iron, exacerbating existing health issues like anemia. The study's findings have significant implications for food security and fisheries sustainability worldwide.
Researchers found that smaller marine snow particles, which are abundant and sink slowly, transport more nitrogen than larger flakes. This discovery is crucial for improving Earth system models and understanding the marine nitrogen cycle.
A major Swedish forest fire in 2014 led to a significant loss of carbon and nutrients in the affected areas. Water quality in watercourses quickly returned to normal, while forested areas continued to lose carbon for many years after the fire.
Researchers have found that small marine snow particles are crucial for the anammox process, which converts nitrate into nitrogen gas, releasing it to the atmosphere. These tiny particles, about the size of a hair, transport more nitrogen than larger clumps, making them essential for the nutrient balance in the oceans.
A recent study found that browning lakes in the northeast US are becoming increasingly light-limited, restricting algal growth and aquatic plant life. This reduction in productivity can affect fish food webs, particularly those relying on visual foraging like brook trout.
A recent study finds that countries around the Baltic Sea are not respecting their binding international agreement to reduce agricultural pollution, leading to excess algae growth and eutrophication. The researchers identify shortcomings in compliance with important reduction measures in all nine signatory countries.
Researchers developed a digital precision agriculture tool called Nutrient Expert to help Nepalese rice farmers plan nutrient applications. The tool increased yields by over 2 t/ha compared to general recommendations.
A new study using fruit flies has uncovered the mechanism behind a gut hormone's role in inducing cravings for protein-rich foods. The research found that CNMamide, released by enterocytes in response to protein deprivation, conveys nutrient status to the brain, triggering a desire to consume essential amino acids.
Climate-driven ocean acidification and deoxygenation impact the California Current, leading to increased phytoplankton biomass and subsurface respiration rates. This eutrophication can reduce oxygen concentrations and pH levels, with potential effects on fisheries and aquatic ecosystems.
A new tool has been developed to create optimized, healthy diets tailored to individual needs and environmental impact. The tool considers factors such as location, season, sex, dietary supplements, and diet type to provide personalized recommendations.
Researchers propose using cultivated seaweed to draw down available nutrients, limiting algae blooms and oxygen-poor dead zones. Seaweed aquaculture could also generate revenue through the production of biofuel, fertilizer, and food products.
A Johns Hopkins University study reveals that stories about pollution, such as a man's death from contaminated shellfish, increase willingness to buy eco-friendly products among Democrats by 17%, whereas it decreases their spending by 14%. In contrast, Republican participants showed no change or even decreased spending after hearing th...
Researchers will conduct scientific research cruises, sampling fixed stations to understand how the Chesapeake Bay plume changes over time and its impact on fisheries and nutrient cycling. The project aims to develop a hydrodynamic model of the plume and gather empirical data to inform ecosystem-based management applications.
Researchers at UCI used phytoplankton genome analysis to create a high-resolution map of nutrient stress in the world's oceans. The study found regions of elevated phosphorus stress, widespread adaptation to nitrogen stress, and previously unknown areas of iron stress.
Diversifying seafood with multiple species can increase nutrient intake targets and reduce required portion sizes for key nutrients like calcium, iron, zinc, and fatty acids. However, this increased biodiversity also raises concerns about higher exposure to different heavy metals in various seafood species.
A new study found that coffee pulp can speed up tropical forest recovery on degraded land in Costa Rica. After two years, the area treated with coffee pulp had 80% canopy cover and four times taller trees than the control plot.
The gut's immune system plays a critical role in regulating nutrient absorption and warding off toxic chemicals and life-threatening bacteria. Researchers found that gamma delta T cells suppress interleukin-22 expression, allowing for the activation of digestive enzymes and nutrient transporters.
Researchers developed a more accurate model of how bacteria search for nutrients by considering both chemotaxis and chemokinesis. The new model reveals that combining these two motions enhances population responses to nutrient distributions.
A study published by Lindsey Slaughter found that adding manure to pastures increases soil organic carbon and microbial activity. The results took almost a year and a half to manifest, highlighting the challenges of implementing this method in dry climates.
Shellfish aquaculture provides direct economic benefits and ecosystem services, including habitat for native species and improved water quality. A study estimated that replacing shellfish aquaculture with traditional engineered nutrient reduction strategies would cost between $2.8-5.8 million per year.
Researchers found mistletoes can increase photosynthesis to share resources with their hosts, reducing harm to the tree. This strategy allows them to coexist and even benefit birds and pollinators.
Researchers observed that giant unicellular slime molds change tube diameters in response to nutrient sources, imprinted in the hierarchy of thinner and thicker tubes. This reorganization persists for up to 30 minutes before the organism migrates toward the nutrient source, suggesting a mechanism for memory formation.
A recent study in Frontiers in Marine Science reveals the existence of stationary animals attached to a boulder on the sea floor beneath Antarctica's ice shelves. The discovery raises more questions than answers, such as how they got there and what they're eating.
Scientists develop method to increase nutrient uptake and stomatal opening in rice, resulting in over 30% increase in crop yield. The technique uses a plasma membrane proton pump gene overexpression, reducing the need for fertilizers and improving carbon capture.
Researchers have identified a previously unknown protein NblD in cyanobacteria that plays a crucial role in recycling nutrients during photosynthesis. The discovery highlights the importance of studying small genes and proteins, which were previously overlooked.
Professor Jan van Aardt is developing drone-based solutions to analyze nutrient levels in grapevines using hyperspectral and LiDAR imaging systems. The goal is to provide practical sensing tools for farmers to optimize fertilization efforts and improve vineyard productivity.
Researchers have made a groundbreaking discovery about coral bleaching, revealing that corals start to starve before their algae are expelled due to nutrient depletion. This finding has significant implications for understanding the causes of coral bleaching and identifying resilient reefs.
A literature review on cycad leaf nutrition highlights inconsistencies in data collection and analysis methods, emphasizing the need for more research to effectively manage and conserve these plant species. The study recommends considering factors such as seasonal variations, insect herbivory, and soil nutrient concentrations.
Researchers found that fruit flies' lifespan is shortened when given a choice of foods, which affects their metabolism and brain chemistry. The study's findings may have implications for human aging, as similar metabolic pathways exist in humans.
A study from University of Illinois agricultural economists found that Illinois residents value efforts to reduce watershed pollution and are willing to pay for environmental improvements. Respondents were surveyed on their willingness to pay for various water quality improvements, with a 50% reduction in algal blooms estimated to be w...
Researchers identified nitrogen-scrubbing bacteria living in coral slime, which can take up excess nitrogen and prevent algae blooms. This natural defense mechanism may help corals protect themselves from certain stressors.
New research suggests that phosphorous and calcium levels in Amazonian dark earth are orders of magnitude higher than in surrounding soil, correlating with 16 trace elements that indicate pre-settlement river flooding delivered nutrients. This finding challenges the long-held theory that controlled burning created these fertile sites.
Researchers at Cold Spring Harbor Laboratory discovered a protein called BLMP-1 that coordinates gene activity in response to environmental changes. The protein pauses development when nutrients are scarce and resumes it when conditions improve.
Researchers found that a small percentage of locations and events contribute to the majority of annual pollution loads entering the bay. The study suggests targeting 'hot moments' -- not just 'hot spots' -- across impaired watersheds to achieve water-quality-restoration goals.
A new study reveals that excess CO2's ability to enhance plant growth worldwide is decreasing due to limited water and nutrient availability. This decrease has significant climate implications, as forests' capacity to sequester carbon dioxide is being saturated.
The study reveals a tight arrangement between root diffusion barriers and the microbiome, regulating mineral nutrient balance and influencing plant performance. This coordination may contribute to the development of plants better adapted to extreme environmental conditions.
Researchers discovered that Arctic ground squirrels recycle their body's own nutrients to survive during long, inactive winters. They convert free nitrogen into amino acids, allowing them to synthesize protein in vital tissues.
Almond trees have unique needs and challenges for farmers, but researchers are finding ways to balance nutrient inputs with environmental quality. Conservation practices like nutrient budgeting and fertigation can help achieve this balance.
A new study found that consuming dried fruit is linked to better diet quality and health markers, including lower body mass index and waist circumference. However, it's essential to choose unsweetened versions and monitor portion sizes due to the higher calorie content.
Scientists have discovered a 'sealing' mechanism in plant roots supported by microbes that controls nutrient intake for survival and growth. This coordination between plants and microbes is crucial for proper growth and reproduction, and could lead to the development of more resilient crops.
Researchers found that small tributaries to Lake Michigan play a big role in feeding algae blooms and impacting coastal waters. Small streams often had high nutrient loads and contained higher percentages of soluble reactive phosphorus, making them significant contributors to water quality concerns.