Articles tagged with Nutrients
A joint Cuba/US research team discovered that Cuban fertilizer pollution is significantly lower than in the US's Mississippi River, with much lower phosphorus and nitrogen levels. The study suggests improved management strategies to reduce animal manure and sediment loads could further improve central Cuban river water quality.
Researchers discover that up to 90% of plant species rely on fungi for organic nutrients, challenging the long-held assumption of fair exchange relationships.
Researchers have discovered a link between a metabolic system in yeast and mammals that regulates cell growth and proliferation. The study found that cancer cells can override sensing systems to maintain uncontrolled proliferation, but disrupting this mechanism can suppress cell growth.
A diet low in fat and high in egg whites has been shown to positively affect serum testosterone levels, contrary to previous assumptions about the impact of healthy fats. The study's findings suggest that consuming albumen - the protein in egg whites - can increase testosterone levels by four-fold relative to fasting.
A study by the Woods Hole Oceanographic Institution compared seawater from protected and impacted reefs in Cuba and Florida Keys, finding that protected reefs have higher microbial diversity and lower nutrient concentrations. This suggests that offshore and highly-protected reefs are healthier than nearshore reefs with less protection ...
The study uses mathematical models to predict metabolites generated by microbial species within the gut, revealing a four-level trophic organization. The findings suggest that species composition changes along the gut, with bacteria near the end forming the lowest trophic level.
Logging in tropical forests depletes vital nutrients, hindering recovery and limiting growth, as found in a new study published in Global Change Biology. The researchers discovered that multiple cycles of logging and regrowth irreversibly remove phosphorus from the forest system.
Researchers found that additives like dolomite and micronutrient fertilizer can reduce phosphorus concentrations in drainage water by an average of 70%. These amendments help keep phosphorus in the pot, addressing a major environmental concern. The study aims to explore the long-term retention of retained phosphorus in containers.
Researchers found that recycling nutrient-rich industrial waste products can enhance soil health while reducing carbon emissions and maintaining crop yields. The study used heat-inactivated spent microbial mass (SMB) as a fertilizer, which provided similar crop yields to conventional fertilizers but at greater rates.
A study published in Nature Communications found that while climate change increases iceberg production, it doesn't necessarily lead to increased iron input into the oceans. Ice samples from around the world revealed varying levels of iron content, with some ice containing up to a million times more iron than others.
Researchers found that sediment and particulate nutrient impacts to the Bay occur mostly during high-flow events like major storms, but the Bay is resilient in the long run. Sediment delivery to the mid-Bay region is relatively small, minimizing potential impacts on water quality.
Researchers used site-specific watershed data to determine the most cost-effective agricultural best management practices for a watershed. By applying customized BMPs tailored for the specific watershed, farmers could reduce sediment and nutrient loss by 26% less money.
Researchers trained neural networks to predict plant growth patterns using computer vision algorithms and efficient graphics processing units. The system uses Raspberry Pi with Intel Movidius graphics card to calculate and predict the optimal ratio of nutrients, enabling continuous monitoring and prediction in artificial growing systems.
A new study published in the Proceedings of the National Academy of Sciences found that arbuscular mycorrhizal fungi play a crucial role in plant thriving by providing up to 80% of the nutrients and water plants need to grow. The study analyzed over 17,000 trait observations from nearly 3,000 woody plant species and found that these fu...
A study by University of Leeds researchers found that introducing fungi to wheat can boost nutrient uptake and potentially lead to new, climate-resilient crop varieties. The partnership between wheat and soil fungi could help reduce the use of fertilizers, a major contributor to global carbon emissions.
Research by George Mason University found that adults with untreated celiac disease had lower bone density in their thighbones and femur necks. Despite consuming more calcium and phosphorous, individuals with undiagnosed celiac disease were not correctly absorbing nutrients.
A study published in the journal Aging Cell found that a lifelong dietary regimen of choline can improve spatial memory and reduce AD-like symptoms in female mice. Choline supplementation also reduces microglia activation, offering protection from brain inflammation and neuronal death.
Researchers found that a fraction of the fish caught nearby could significantly improve health in tropical coastal areas. The study suggests that existing marine fisheries can substantially reduce malnutrition, but access to these nutrients is often restricted to those who need them most.
A team of UAF researchers will spend a year on board the Polarstern, studying the intersection of ocean, sea ice, and atmosphere in the Arctic. They aim to understand why the Arctic is warming faster than any other region on the planet.
A new study measures how much of coral nutrition comes from hunting, suggesting that corals may be eating more than expected. The research provides a more accurate view of coral diets and has big implications for reef survival during climate change.
Researchers emphasize the need to boost phosphorus use efficiency in farming systems due to its limited supply and environmental concerns. Strategies include breeding crops that utilize phosphorus more efficiently, designing crop rotations, and utilizing soil organic matter and arbuscular mycorrhizal fungi.
A study found that Kīlauea's 2018 eruption injected millions of cubic feet of molten lava into nutrient-poor waters, stimulating an extensive plume of microbes. The bloom was driven by high concentrations of nitrate, brought to the surface ocean through heat from lava input.
Scientists have discovered a day-night rhythm in sulfonate metabolism, reflecting the activity of photosynthetic organisms in the open ocean. The study uses phytoplankton and ocean bacteria to track sulfur-based metabolism, providing insights into the global carbon cycle.
Researchers developed predictive tools to estimate sediment and nutrient levels in water. The low-cost sensors will help automate the monitoring process, enabling more frequent predictions of water quality changes.
Researchers developed a new method to measure pore structure and water flow in soil, providing more accurate estimates of contaminant movement. This approach has implications for efficient resource use and understanding environmental toxins.
Researchers discovered that Asian dust brings nutrients to the ocean, affecting plankton growth and nutrient availability. The study confirms how tightly coupled plankton biology is to iron supply from the atmosphere, highlighting the need for considering atmospheric and ocean circulation variability in forecasting climate change impacts.
A UCI-led team has created the first high-resolution map of ocean surface phosphate, showing that marine phytoplankton are more resilient to nutrient stress than previously believed. This finding holds important implications for climate change predictions, as plankton communities can thrive even in nutrient-deficient environments.
Researchers review environmental conditions leading to harmful algal blooms in rivers, lakes, and coastal oceans, highlighting the impact of agricultural, urban, and industrial activities on water quality and biological resources.
Follicular lymphoma originates from mutations in RagC gene on mTOR signalling pathway, affecting B cell growth. Rapamycin treatment delays progression and prolongs survival in mice with RagC mutations.
Researchers mapped the potential of plants to store extra carbon by the end of the century, finding they can increase their biomass by 12% when exposed to high CO2 concentrations. This growth would draw enough CO2 from the atmosphere to cancel out six years of current emissions.
Researchers from NIOO-KNAW suggest a different approach to lake restoration by identifying four types of lakes based on spatial differences. Flushing with clean water may not be effective in all lake types, while reducing nutrient supply is key to permanent recovery.
Grassland plant communities exhibit delayed responses to global change drivers like nutrient pollution, drought, and climate warming. The number of applied anthropogenic factors increases the likelihood of community response.
Researchers discovered that stressed plants control iron levels within cells, adapting to scarcity rather than redistribution. This finding highlights the importance of 'external borders' in cellular response strategies.
Sunscreens release aluminum, silica, and phosphorous into seawater after UV treatment, potentially harming marine ecosystems. On a typical summer day at the beach, beachgoers could increase coastal waters' aluminum levels by 4% and titanium by almost 20%
A study published in the journal Nutrients reveals that young men aged 18-24 are struggling to eat even three portions of fruit and vegetables a day. Young men with the best diets had a more positive attitude towards healthy food, enjoyed preparing and eating a wide range of fruit and veg, and had a holistic view of health and diet.
A University of Arizona research team discovered complex biochemical circuits in cells that follow control theory principles, controlling growth in response to nutrient availability. The study found that the TOR and PKA pathways work together like a thermostat, with one pathway speeding up response and the other maintaining stability.
A new study suggests combining biomass with waste materials can improve the sustainability of manufactured soils by reducing nutrient loss. The research found that adding biochar reduces essential nutrient retention, improving conditions for plant growth and lowering fertiliser reliance.
Scientists discovered that microbes adopting a 'co-operative' approach to acquiring nutrients thrive in fluctuating environments. In contrast, internal nutrient breakdowns lead to instability and population decline due to exploitation by neighboring microbes.
Dodder parasitic plants have stolen over 100 functional genes from their host plants, contributing to their ability to latch onto and steal nutrients. The transferred genes also produce small segments of RNA that may act as weapons to silence host defense genes.
Researchers found a common vulnerability among aneuploid cancer cells, which are bloated and overstuffed due to high intracellular protein concentrations. The team identified a molecular pathway involving proteins ART1 and Rsp5 that regulates nutrient uptake in these cells.
Climate change and increased CO2 levels are projected to significantly reduce the availability of critical nutrients such as protein, iron, and zinc worldwide. By 2050, nutrient availability is expected to decrease by 19.5% for protein, 14.4% for iron, and 14.6% for zinc globally.
Researchers found that biosolids with low organic matter content yield more bioavailable nitrogen when applied to urban soils, making them a valuable resource for restoring degraded soils. The study highlights the importance of adjusting biosolid application rates based on soil degradation levels.
Scientists have discovered a massive seaweed bloom stretching from West Africa to the Gulf of Mexico, dubbed the Great Atlantic Sargassum Belt. The belt of brown algae is likely here to stay due to ocean currents and changing chemistry, potentially leading to ecosystem shifts.
Researchers at the University of Illinois have found that sanitation systems can recover resources such as nutrients, water, and organic material, which can be used to improve ecosystem services. These services include water purification, nutrient cycling, food provisioning, and climate regulation, among others.
The team discovered that the belt forms seasonally in response to two key nutrient inputs: human-derived from Amazon River discharge and natural from West African upwelling. The blooms are expected to be a new normal, with data indicating a possible regime shift since 2011.
The Great Atlantic Sargassum Belt experienced a major bloom every year from 2011 to 2018, except for 2013. The study found connections between annual bloom events and nutrient inputs, including human-derived fertilizer use and natural oceanic conditions.
A study published in the Journal of the American Geriatric Society found that poorer overall diet quality was associated with a higher incidence of frailty in older adults. Improving diet quality may help lower the risk of frailty, with good-quality diets shown to have a significantly lower risk compared to poor- and medium-quality diets.
A study by the University of Bristol's School of Earth Sciences has investigated the impact of melting ice on nutrient supplies in the ocean. The research found that glacial sediments, which are rich in nutrients, play a crucial role in cycling these essential elements through shallow marine sediments.
Research shows that ant farming has remodelled plant physiology, leading to the evolution of ultra-absorptive plant structures. These structures actively target ant-derived nutrients, providing a key asset for epiphytes living in soilless canopies.
Researchers from the University of Barcelona and IDIBAPS identified a molecular target, PTP1B phosphatase, that promotes the creation of new blood vessels in transplanted pancreatic islets. This study aims to improve the revascularization process, increasing the viability of cells and restoring regular sugar levels and glucose tolerance.
Coral and algal symbiotic relationships are crucial for reef construction. Researchers analyzed cellular processes in anemones hosting native and non-native dinoflagellate algae to understand preferential relationships and potential for revival of bleached coral communities. They found elevated protein expression associated with nutrie...
Researchers used computer simulations to study Ediacaran organisms' feeding habits, showing they engaged in complex suspension feeding and oriented themselves to amplify nutrient-rich currents. This work helps place Ediacarans on the tree of life alongside modern sea creatures, providing new insights into their evolution.
Plant scientists at Cambridge and Bordeaux have discovered a gene called Phloem Unloading Modulator (PLM) that affects nutrient trafficking in plants. The study found that PLM relieves a bottleneck, allowing plants to transport nutrients more efficiently, resulting in faster-growing roots.
Researchers found that changes in Asian dust input induce nutrient fluctuations in the North Pacific Subtropical Gyre ecosystem, affecting biological productivity.
A new study identifies a 'midlife crisis' in human molecular aging, where key longevity programs cease functioning after 50 years. Researchers found that humans use the same biochemical pathways as short-lived animals but stop using them from about age 50.
A study by Kyoto University reveals that chimpanzees habitually catch and consume freshwater crabs, suggesting a year-round source of protein and salts for females and growing juveniles. This finding sheds light on human evolution and the diverse diets of our closest genetic relatives.
Researchers have discovered genetic regulators that synthesize starch and protein in corn, improving its yield and nutritional value. The study, published in PNAS, found two transcription factors that play key roles in regulating starch and protein synthesis, paving the way for further research to improve corn quality.
Researchers at Syracuse University and international team discover evidence of abundant ammonium in pre-GOE oceans, providing a nutrient-rich environment for early life. This finding sheds light on the critical importance of nitrogen and phosphorus in Earth's history.
A Kiel University team proposes that over-fed bacteria disrupt the human microbiome, leading to disease development. The researchers suggest that an unnatural nutrient supply decouples bacteria from their host organisms, promoting disease growth.
A new physical mechanism erodes seabed sediment at depths up to 20 meters, adding nutrients stirred by breaking surface waves. This process complements littoral drift and has significant implications for coastal sediment management practices like dredging.