Articles tagged with Nutrients
A new study by Yale University researchers found that human waste is a significant source of nutrients in suburban ponds. The study analyzed the nitrogen stable isotope composition of different pond organisms and discovered that many received up to 70% of their nitrogen from septic wastewater.
Researchers found that limiting a nutrient used by malaria parasites can prevent the emergence of drug-resistant strains. This ecological approach shows promise for controlling drug resistance in infections like tuberculosis and malaria.
Researchers found that windborne dust provides a significant source of nutrients for plants in mountain ecosystems, even when nutrient supply from bedrock is substantial. The study's results have implications for understanding the global influence of regional processes and the Earth's balance.
Researchers found that dust-derived nutrients can be vital to mountain ecosystems, even when nutrient supply from bedrock is substantial. This phenomenon is not limited to the Sierra Nevada and has been observed worldwide.
Researchers found that ribbed mussels were effective at removing nitrogen and other excess nutrients from the Bronx River, with an estimated 138 pounds of nitrogen removed. The study suggests that mussel farming could be a viable tool for improving water quality in urban estuaries.
A new study proposes swapping crop distributions on existing farmland to meet growing food demand and reduce water stress, resulting in a 10% increase in calorie production and 19% more protein. The proposed changes would generate substantial water savings for 42 countries, including Australia, India, and South Africa.
The NEWgenerator generates nutrients, energy and water from wastewater, providing a sustainable solution for urban settlements. The system can generate up to 1,000 users' worth of clean water, energy and fertilizer, reducing strain on sewer systems.
Researchers found that over broad regions of the South Atlantic, a combination of two or three nutrients was needed to stimulate phytoplankton growth. This study provides experimental evidence for widespread nutrient co-limitation, which has implications for global ocean models and predictions about nutrient limitation.
Alicia Timme-Laragy's research investigates the health effects of PFOS and its replacement chemical PFBS on embryos of fish, worms, and fruit flies. The study aims to understand how these pollutants affect nutrient deposition and later-life metabolic dysfunction.
A thin organic coating created through composting improves biochar's ability to store nutrients and promote plant growth, offering an eco-friendly alternative to inorganic nitrogen fertilizers.
A team of researchers at Massachusetts General Hospital has successfully created functional small intestine segments using human induced pluripotent stem cells. The segments were able to absorb nutrients and transfer glucose and fatty acids into the bloodstream when transplanted into rats. This breakthrough could potentially provide a ...
Researchers have uncovered secrets of how bacteria turn off protein biosynthesis to conserve energy and survive under stressful conditions. Hibernating ribosomes, found in Gram-positive bacteria like Staph, help them survive by suppressing translation, making them a potential target for new antibiotics.
A new study suggests that reducing nutrient pollution in salt marshes could help prevent human disease. The research found that nutrient enrichment increased the number and biomass of parasites in a specific host species, which may have implications for human health.
A new study investigated phosphorus recycling between lake mud and water, a process contributing to harmful algal blooms. Rates of phosphorus release varied greatly from small prairie lakes to Canadian Shield lakes, highlighting the need for improved management strategies.
Researchers have developed a high-tech method using visible near-infrared diffuse reflectance spectroscopy (vis-NIRS) to analyze soil texture. This technique allows for rapid, cost-effective, and portable measurements of clay, silt, and sand content, providing valuable insights into soil properties.
A new study found that underwater plants can positively affect water quality in bays along the Baltic Sea coast. The plants take up nutrients, slow down water movement, and stabilize the soft bottom, leading to clearer water and improved living conditions for marine life.
Researchers from Nanyang Technological University have developed a process to convert brewery waste into a valuable liquid nutrient that can grow beer yeast. This innovation reduces the need for commercial liquid nutrients and saves breweries significant production costs.
A recent study conducted by the University of Wisconsin-Madison's Federico Rey group found that high levels of microbes consuming choline lead to nutrient deprivation in mice. The results showed increased susceptibility to metabolic diseases, altered epigenetic patterns, and changes in behavior in the offspring.
A recent study found that Lake Michigan's altered ecosystem could better support lake trout and steelhead due to reduced Chinook salmon stocking. The lake's open-water food web dynamics have changed significantly since the 1970s, becoming less productive as a result of decreased nutrients.
A new study by Penn State researchers finds that injecting manure into crop fields instead of spreading it on the surface significantly reduces estrogen loads in surface runoff. The method also showed reduced transport rates of total dissolved phosphorus and dissolved organic carbon.
Researchers used algae modeling to study competing ideologies and their survival rates. They found that a balance between offensive and defensive strategies is key, with a 50-50 mix being the most effective.
New research at Oregon State University found that bacteria prioritize their own fitness when nutrients are limited, but not when iron, phosphorus, and sulfur are abundant. This study provides insights into the evolution of cooperation in microbes and has implications for understanding natural populations.
A new study from the University of Waterloo found that reducing algae-causing nutrients in agricultural runoff can take up to 30-40 years to have a desired impact. Despite decreasing nutrient inputs, water quality has been slow to respond, with some watersheds taking decades to see significant improvements.
A recent study published in Science Advances estimated that up to half of the deep ocean became oxygen-depleted during Oceanic Anoxic Event 2, lasting for about half a million years. The researchers suggest that increased nutrient delivery fueled the production of organic matter, leading to oxygen loss.
Researchers found that biochar can absorb nutrients from manure, reducing nutrient runoff and water pollution. Biochar also demonstrated significant reductions in ammonia emissions, a primary contributor to manure odors.
Headwater streams, often overlooked due to their small size, have a significant impact on river ecosystems. Research highlights the importance of improved mapping, understanding resistance and resilience, and assessing impacts from human alterations to land use and climate.
A new study published by a Lancaster University-led team warns that phosphorus losses will increase unless major changes are made to agricultural practices. Climate change will lead to warmer winters, resulting in more phosphorus transferred from agricultural land into rivers and oceans.
A new study predicts that shrinking the Gulf of Mexico dead zone will require a 59% reduction in nitrogen runoff, primarily through changes to agricultural practices. The study suggests that bold new approaches are needed to achieve this goal and meet the longstanding objective of reducing the dead zone by two-thirds.
Increased precipitation from climate change will substantially overload U.S. waterways with excess nitrogen, leading to eutrophication and harmful algal blooms. The Midwest and Northeast are expected to be particularly affected, with a one-fifth increase in nutrient pollution by the end of the century.
Researchers found that plant architectures mimic subway networks by balancing competing objectives of cost and performance. By analyzing 3D scans of growing plants, the team identified a universal design principle guiding plant growth, which could help increase crop yields or breed plants better adapted to climate change.
Researchers found that middle-aged participants with higher levels of lutein had neural responses more similar to those of younger individuals. This suggests that lutein may have cognitive benefits for early life stages. The study aimed to understand how diet impacts cognition throughout the lifespan.
Researchers from University of Waterloo found that small wetlands have a significant role in preventing excess nutrients like nitrogen and phosphorus from reaching waterbodies. The study suggests that protection efforts should focus on preserving smaller wetlands, which are more effective at filtering environmental contaminants.
A study from Harvard T.H. Chan School of Public Health found that improving diet quality over time is associated with lower total and cardiovascular mortality. The study analyzed data from nearly 74,000 adults over a 12-year period and found that even modest changes in diet quality can significantly reduce the risk of death.
Scientists from the University of Cambridge and Tokyo Institute of Technology found that rangeomorphs, some of the first large organisms, grew up to two meters tall by changing their body shape to extract nutrients. This adaptation allowed them to thrive in a changing ocean environment.
A study found that mice eating 30% fewer calories had a lower parasite load and lived longer. The parasite adapts by slowing its replication in response to host's nutritional status.
Researchers at the University of Warwick discovered that phototrophic and heterotrophic bacteria collaborate to cycle nutrients, feeding the ecosystem. This interaction is crucial for maintaining a balanced nutrient level, supporting half of the planet's primary production and oxygen supply.
A new study reveals that malaria parasites actively adapt to a host's nutritional status, with mice eating 30% fewer calories showing significantly lower parasite loads. The parasite's rate of replication depends on the host's calorie intake, potentially dictating the outcome of a malaria infection.
Researchers have developed a natural bioplastic from soy protein capable of absorbing up to 36 times its own weight. The new material is environmentally friendly and has the potential to replace synthetic polymers used in hygiene products.
A new study by Duke University estimates that seagulls feeding at landfills transport and deposit over 240 tons of nitrogen and 39 tons of phosphorus into nearby lakes or reservoirs each year. This nutrient overload contributes to algal blooms, oxygen depletion, and ecological and economic impacts.
A new study reveals how mass wildebeest drownings impact the ecology of the Mara River. The research found that wildebeest carcasses provide a rich source of nutrients to the river's food web, supporting fish and scavenger populations. This subsidy delivers terrestrial nitrogen, phosphorus, and carbon to the river.
UNC researchers discovered that Set2 enzyme is essential for maintaining proper transcription during cellular stress, preventing mis-expression of genes and promoting cancer initiation. The study's findings have implications for understanding cancer development and potential therapeutic strategies.
Researchers at UFZ discovered that fungi increase bacterial activity in dry soils by supplying water and nutrients, enabling them to thrive. This study reveals the important role of fungi in soils, including their function as pumping stations and pipelines for water and substrates.
Researchers at Hiroshima University have developed a highly safe and practical biocontainment strategy for GMOs, utilizing a phosphite-based control method. The new method has shown promise in reducing the risk of GMO escape and proliferation, making it an attractive solution for legislators to consider.
Researchers at the University of Texas at Austin identified several plant-based compounds that can prevent or slow down prostate cancer growth. The study found that combining these compounds, such as ursolic acid and curcumin, with glutamine can block the nutrient uptake needed by prostate cancer cells.
Scientists at the University of Cambridge have identified a plant protein crucial for communication with fungi, enabling mutually beneficial symbiosis. The study found that a transporter molecule helps plants signal to fungi, promoting nutrient exchange and improving crop yields.
Researchers at the University of Texas M. D. Anderson Cancer Center discovered that the enzyme ACSS2 enables brain tumors to thrive in a nutrient-deprived environment by converting acetate into a carbon-based food source. This finding offers new potential treatment approaches for this deadly disease.
Research suggests that older adults require more protein than previously thought to maintain muscle mass and prevent weight loss. Experts argue for increased focus on leucine-rich proteins like milk and whey to support elderly health.
A team has introduced a controlled delivery system for micronutrients based on biohybrid microgels. The system adheres selectively to leaves and slowly releases nutrients, minimizing environmental problems and plant damage.
Marine microorganisms rely on iron to recycle dead matter and release nutrients such as phosphorus. This process is crucial in the tropical North Atlantic, where nitrogen limitation may be replaced by phosphorus limitation, influenced by human activities.
Researchers found correlations between blood levels of omega-3 fatty acids and fluid intelligence in healthy elderly adults, suggesting a potential role for dietary intake of these nutrients. The studies also linked the balance of omega-3 and omega-6 fatty acids to memory preservation and brain structure.
Researchers found that man-made dam reservoirs trap nearly one-fifth of the organic carbon moving from land to ocean via rivers. This lack of representation in climate models highlights the need for better understanding of reservoir impacts on the Earth's climate.
A team of scientists has discovered that breast cancer cells rely on a different nutrient metabolism to produce energy than normal cells and non-metastasizing cancer cells. Inhibiting this process reduces metastases by over 60% in mouse models.
A UH-led team is developing engineered T cells that can survive within a tumor despite limited nutrients. This innovative approach aims to increase the effectiveness of immunotherapy for cancer patients.
A new study found that consuming excess choline, an essential nutrient in a Western diet, raises levels of the clot-enhancing compound TMAO and platelet clumping in both vegans/vegetarians and omnivores. Taking a daily baby aspirin may reduce this effect.
Researchers at IBS discovered a new function of DNA repair protein SHPRH, which regulates ribosome synthesis in response to nutrient availability. The protein's behavior changes during cellular starvation, allowing it to quickly recover ribosome production upon nutrient reintroduction.
Arbuscular mycorrhizal fungi can obtain lipids from their host plants, which are essential for their growth and reproduction. This discovery highlights the importance of lipid transfer in these symbiotic relationships, suggesting that AM fungi depend on their hosts for survival and nutrient uptake.
Researchers found that bacteria in two separate populations can synchronize their oscillations to coordinate nutrient sharing, promoting growth. This communication strategy is similar to engineered systems and allows each community to take turns consuming limited resources, leading to a faster average growth rate.
A study found that a high-fat, high-sugar diet during pregnancy can disrupt metabolic processes, leading to poor glucose tolerance and insulin sensitivity. This may program the mother for potential health complications, such as type 2 diabetes and heart disease, later in life.
Washington State University researchers discovered a unique structure in plants that offloads nutrients from leaves to fruits, seeds, and branches. By targeting this structure, scientists can increase sink strength, drawing more nutrients to desired parts of the plant.
Researchers found that dust from the Gobi Desert supplies phosphorus to Sierra Nevada plants, which is essential for their growth. This discovery highlights the crucial role of dust in supporting life in geologically young mountain ecosystems.