Articles tagged with Nutrients
A study published in Geology highlights the dangers of coral reefs facing erosion due to ocean acidification and nutrient pollution. The researchers found that bioeroders can thrive in waters with high nutrient levels and low pH conditions, tipping the balance towards erosion.
A new study recommends CRF placement methods that can reduce fertilizer and irrigation expenses and minimize nutrient leaching into the environment. The dibbled method has potential to produce the greatest quantity of leachable nutrients, while also conserving expensive fertilizer resources.
Researchers found that fast food portions remained relatively consistent in terms of calories, saturated fat, and sodium, but showed variation among chains. The exception was a decline in trans fat content, likely due to legislative efforts.
Scientists found that a trace nutrient can cause genome-wide changes to how organisms encode proteins, boosting speed and accuracy. The nutrient's availability determines which codons are optimal for protein production, leading to widespread genetic changes.
A team at Imperial College London identified a brain mechanism that senses glucose levels and prompts animals to seek more if it detects a shortfall. The researchers believe this mechanism may play a role in humans' preference for sweet and starchy foods.
Researchers at UNH are investigating how certain plants and bacteria communicate to form beneficial partnerships. Using next-generation sequencing tools, they aim to understand the chemical signals between Frankia bacteria and actinorhizal plants.
A study found that koalas selectively eat eucalyptus leaves with higher available nitrogen, indicating a preference for nutritious food. The researchers suggest that access to quality food plays a crucial role in shaping the distribution of koala populations in habitats with low nutritional value.
Researchers find that climate change may affect the ratio of oxygen consumed to phosphorus released during organic matter respiration in the subsurface ocean. This shift could lead to more carbon being stored in the ocean, potentially offsetting the slowdown of the ocean's uptake of carbon dioxide from the atmosphere.
Phytoplankton in the open ocean are responsible for half of global oxygen production, but how they assimilate limited nutrients was unclear. A new framework describes how microbial biodiversity affects phytoplankton's ability to take up phosphorus, a key nutrient.
Researchers reconstructed the spatial pattern of major earthquakes along the Tangshan-Hejian-Cixian fault in Tianjin, revealing a 160-km seismic gap that has not been ruptured for over 8,400 years. This gap may be the next to rupture, generating a devastating earthquake similar to the 1976 Tangshan earthquake.
Researchers found that nitric oxide signals plants to limit nitrogen uptake, allowing for optimal growth without excess pollution. This discovery could inform crop breeding and fertilizer use, resulting in more sustainable agriculture.
Researchers found 12 diverse sources of nutrients that fuel Florida red tides, including undersea sediments, decaying fish, and atmospheric deposits. The study's findings suggest a complex interplay between natural and human-contributed nutrient sources, highlighting the need for further research to mitigate the impacts of red tide blo...
Researchers have identified a novel way to target newly manufactured proteins to the correct location in cells, utilizing a previously unknown compartment called an acidocalcisome. This discovery has implications for understanding protein function and regulation.
Antibiotic-resistant staph bacteria can exchange nutrients with each other and even with normal microbes to increase virulence during an infection. This challenges existing dogma on infectious diseases and may inform new treatment strategies.
Research reveals that consuming non-native algae 'superweeds' rich in arginine promotes the deadly virus causing tumors in endangered sea turtles. The disease is considered the leading cause of death for green sea turtles, with over 60% of Kāne'ohe Bay turtles bearing tumors.
A new study finds that more healthy foods have risen significantly in price over time, with a total average increase of £1.84 per 1000kcal for more healthy food across the decade, compared to £0.73 for less healthy food. This trend could contribute to growing food insecurity and health inequalities.
Researchers at Whitehead Institute have discovered a trio of poorly understood growth regulators called the Sestrins that play a crucial role in regulating mTORC1 signaling. The study found that the Sestrins work cooperatively to inhibit mTORC1 signaling by interacting with GATOR2, suggesting new potential targets for drug development.
A review of over 150 studies reveals that optimal nitrogen-phosphorus and nitrogen-potassium ratios are crucial for high-yielding corn production. Achieving these balanced nutrient uptake ratios can lead to significant yield increases regardless of the region where the corn is grown.
Research reveals that brown tide algae can survive and thrive in conditions degraded by human activity, such as low light and high organic nutrients. The study also highlights the unexpected ability of these algae to pump toxic arsenic out of their cells into water.
Researchers have adapted a biomedical technique to study the ocean, revealing how single-celled marine organisms and ecosystems are operating. By measuring proteins, scientists can identify biochemical reactions happening within organisms and diagnose how the oceans respond to pollution and climate change.
A new study reveals that modest reductions in nutrient pollution led to long-term improvements in water clarity, allowing underwater grasses to thrive. The plants' rapid growth was fueled by positive feedback loops, where they improved their own growing conditions and resisted disturbances.
Scientists at MIT and Weizmann Institute found that corals actively engineer their environment to enhance nutrient exchange through turbulent flows. The cilia on coral surfaces produce strong swirls of water that draw in nutrients while driving away waste products.
Researchers at the University of Missouri have discovered that boron plays a crucial role in the growth and development of corn plants. A lack of boron causes problems with the meristems, or stem cells, leading to stunted tassels and reduced crop yields.
Researchers found that gut bacteria can sway food choices by releasing signaling molecules into the gut, influencing physiological and behavioral responses. The microbiome's diversity of interests can be manipulated through diet and supplement changes, offering a tractable approach to obesity and unhealthy eating.
Researchers at the University of Cambridge created detailed reconstructions of ancient organisms called rangeomorphs, which were among the earliest large animals on Earth. The creatures thrived in ocean environments during the Ediacaran period but went extinct due to changing conditions and competition from emerging animal groups.
Research suggests climate change could reduce the size of extreme low-oxygen waters in the ocean. As trade winds weaken, nutrient-rich water percolates up from the deep sea, supporting marine life and oxygen levels.
The Gulf of Mexico dead zone measures 5,052 square miles this summer, slightly smaller than last year's record high. Nutrient runoff from agricultural activities continues to affect the nation's coastal resources and habitats in the Gulf.
Researchers found that p53 in flies adapts metabolic response to nutrient deprivation, making cells 'tighten their belts' and optimize energy stores. The study provides insights into the molecular mechanisms of p53 and its potential involvement in diabetes and obesity.
Researchers from the University of Miami found that iron-rich Saharan dust provides nutrients for specialized bacteria producing carbonate-based foundation. The study suggests that high concentrations of iron-rich dust blown across the Atlantic Ocean are responsible for the formation of the Great Bahama Bank.
Researchers propose combining 'fertigation' and decentralized water treatment with drip irrigation to create 'tailored' water containing high levels of nitrate. This approach aims to reduce waste and increase efficiency in lawn care, but further study is needed to address potential challenges.
A new study suggests that boosting protein content in the diet can lead to effective weight loss by reducing hunger for other macronutrients. Researchers found that primates prioritize protein over carbohydrates and fat, which may explain the recent surge in human obesity cases in Western societies.
Scientists discovered that locusts prefer food sources with optimal protein/carbohydrate ratios at specific temperatures. The study found that locusts modify their behavior to get the maximum benefit from available nutrients.
Researchers tracked bacterial colonies using experimental tools to observe massive phenotypic diversification in aging Escherichia coli colonies. They found diverse metabolic capacities, stress resistance, and improved biofilm production among survivors of senescent colonies.
Researchers found that blocking the activation of five genes responsible for transporting fructose-asparagine could be a new strategy to fight Salmonella infections. The nutrient is composed of a sugar and amino acid, and its identification alone is unusual since it has never been discovered as a nutrient for any organism.
A study by TUM researchers found that traffic light labeling can lead to a false sense of security and result in consumers ignoring more complex product information. This effect is particularly pronounced in financial products where the labeling influences consumer trust in specific attributes, such as flexibility or state guarantee.
Researchers from Germany and Switzerland have discovered the importance of acetic acid bacteria in cocoa fermentation, mapping metabolic pathways that produce acetate and initiate flavor development. The study reveals a fine-tuned collaboration between a multi-species consortium during fermentation.
Juvenile coho salmon thrive in streams with abundant pink and chum salmon carcasses and eggs, increasing abundance by up to three times. This nutrient legacy highlights the importance of understanding fish-ecosystem interactions for species close and distant.
Cells adjust mitochondrial apparatus to burn sugars or fats, adapting to changes in fuel supply. The study identifies signals and molecules that regulate this adaptation, enabling cells to switch between glucose and fatty acid burning more efficiently.
Researchers suggest that fungi may be causing nutrient scarcity in boreal forests by competing with trees for nutrients, rather than alleviating it. The study's findings have implications for understanding climate change and the role of mycorrhizae in forest ecosystems.
Researchers have identified thousands of protein interactions between cell membranes and signaling proteins, revealing a complex network that enables communication within and across cells. This breakthrough has implications for plant and animal sciences, potentially leading to discoveries that improve crop yields.
Recent 'rock snot' blooms are caused by native Didymosphenia geminata responding to changing conditions, not human introductions or new genetic strain. Climate change and environmental factors trigger the blooms.
A new study led by Harvard School of Public Health finds that elevated CO2 concentrations will significantly reduce zinc and iron concentrations in crops providing a large share of the global population's dietary intake. The reduction poses a major health threat, with an estimated loss of 63 million life years annually from malnutrition.
A recent NHANES analysis reveals that children aged 1-3 years do not consume adequate amounts of key nutrients. The study recommends increasing the intake of potatoes as a rich source of potassium and dietary fiber to address these nutrient gaps.
A new study by Lars Fändriks and Herbert Helander reveals the inner surface area of the gastro-intestinal tract in healthy adults is between 30-40 square meters. This is significantly smaller than previous estimates, which ranged from 180 to 300 square meters.
Researchers at LMU München develop a mathematical model that shows how Bacillus subtilis populations benefit from balancing growth and migration. By doing so, they adapt to changing environments more effectively than specialized bacteria.
A new study found that forests growing in fertile soils with ample nutrients can sequester up to 30% of the carbon they take up during photosynthesis. In contrast, nutrient-poor forests retain only 6% of that carbon, which is released back into the atmosphere as respiration.
Researchers found that deforestation has minimal effects on muddy clay-like soils, but dramatically alters microbial communities in sandy soils, leading to increased carbon loss and potential for exaggerating global warming. This discovery could inform land management practices prioritizing the conservation of biodiversity and sequestr...
Researchers from Aarhus University and Lund University found that nutrients from land are the main cause of widespread oxygen depletion in the Baltic Sea. The areas affected have increased drastically over the past century, harming marine life and ecosystem balance.
Researchers measured fruit fly food consumption using radioisotope labeling and paired it with the capillary feeder assay to achieve the most accurate measurements. The team's findings provide a best practices guide for nutrition measurement in studies of metabolism and disease.
Researchers at UNSW Australia propose that very low nutrient diets may extend lifespan in laboratory animals by increasing cellular recycling and repair mechanisms. This effect could potentially lead to longer, healthier lives for humans through a better understanding of these cellular recycling mechanisms.
A worldwide study found that grazing animals can improve biodiversity in over-fertilized grasslands by allowing native plants to compete for sunlight. The study, which analyzed data from 40 sites across six continents, suggests that the removal of fertilizer and introduction of grazing animals can lead to increased plant diversity.
Researchers found that when herbivores increased the amount of light reaching the ground through vegetation removal, plant species diversity increased on both fertilized and unfertilized plots across six continents. The study suggests that nutrient availability and grazing can have a positive impact on grassland biodiversity.
A new study by Dr Pierre Durand and colleagues found that programmed cell death in single-celled algae benefits the organism's relatives, releasing nutrients that inhibit growth of non-relatives.
Coral reefs face declining health due to nutrient pollution. Scientists emphasize that too many nutrients can harm corals more than a lack of them. Understanding nutrient competition is crucial for developing effective management strategies.
Researchers clear up mystery of bowel movement, finding that segmentation motion occurs when two sets of pacemakers interact to create a specific rhythm. This discovery provides direction for developing drugs or nutrients to combat disorders like diarrhea and constipation.
Thomas Cullen's research found evidence of sexual dimorphism in seals between 20-27 million years ago, suggesting that early pinnipeds formed harems. This discovery sheds light on the history of pinnipeds and has major implications for the future of the species due to climate change.
Researchers at Grand Valley State University found a link between zebra mussels and increased risk of algae blooms in Muskegon Lake and Bear Lake. The invasive mussels stimulate nutrient releases, while native chironomids increase oxygen levels, making the lakes more prone to toxic blooms.
NASA detects widespread agricultural fires in Ecuador on December 3, 2013. The fires were likely set to manage land and clear unwanted plants, producing smoke that degrades air quality.
A three-year experiment found that elevated levels of nitrogen and phosphorus lead to double the prevalence of disease and tripled bleaching. However, corals recovered rapidly once pollution was stopped.
Researchers at the University of Gothenburg discovered that intestinal bacteria regulate food transit time, controlling nutrient absorption. The hormone GLP-1 plays a key role in this process, influencing appetite control and insulin secretion.