Articles tagged with Legumes
Researchers discovered nitrate reductase plays a crucial role in regulating nitrogen-responsive nodulation, balancing costs and benefits of symbiosis according to nitrogen availability. The enzyme maintains internal nitrate levels, preventing excessive nitrate accumulation and suppressing root nodule formation.
Researchers developed a new environmentally friendly insecticide using nanoemulsions of diallyl disulfide and carvone, which showed enhanced toxicity against the adzuki bean beetle while having relatively low impact on parasitic wasps. The nanoemulsions were also safe on seeds and enhanced root growth.
A higher dietary intake of soy and legumes is associated with a lower risk of high blood pressure. The optimal daily amount may be around 170g of legumes, which include peas, lentils, chickpeas, and beans, and 60-80g of soy foods.
Researchers found that people following a Mediterranean-style diet have higher levels of humanin and SHMOOSE, which are linked to protection against cardiovascular disease and neurodegeneration. The study suggests that specific components of the Mediterranean diet may directly influence mitochondrial biology.
Researchers discovered a short amino acid motif in NIN that confers broader DNA binding specificity, essential for rhizobial infection and nitrogen fixation. This finding suggests NIN evolved by co-opting preexisting molecular features of ancestral NLP transcription factors.
Researchers developed a two-step fermentation process to counter plant-based protein odors, achieving 95-99% smell removal. The method could benefit the global food supply, reduce environmental impact, and increase consumer acceptance of plant-based foods.
A University of Helsinki study found that consuming more legumes and less red and processed meat can significantly reduce total and LDL cholesterol levels in men, leading to weight loss. The study also showed improved dietary iron intake and no negative impact on vitamin B12 or iodine levels.
The BELIS project is integrating cutting-edge technologies in legume breeding to optimize genetic progress and develop new varieties. Advanced protocols and techniques are being developed for phenotyping, genotyping, and disease resistance, aiming to improve breeding efficiency.
Researchers at RIKEN Center for Sustainable Resource Science identified ancient protein SCORE to help plants defend against various pathogens. By engineering synthetic SCORE variants, plants can be made resistant to multiple pathogen types.
Fermenting legume pulses increases their antioxidant activity by up to 83% and their capacity to regulate Type 2 diabetes markers by up to 70%, according to a study. Red lentil and green split pea exhibited the greatest improvements in antioxidant scavenging activity and protein solubility.
Researchers have mapped the diversity of a globally important pea collection, revealing secrets behind Mendel's famous traits and uncovering agriculturally useful genetic diversity. The new set of gene bank and genomic resources could revolutionize pea breeding and research.
Researchers from DTU found that a sustainable diet can allow for up to 255g of poultry or pork per week without harming the planet. However, moderate amounts of red meat exceed planetary boundaries. The study suggests that pescetarian, vegetarian, and vegan diets can be healthy and sustainable.
A New Zealand study found that three-quarters of long-term vegans met daily total protein requirements, but only half met daily lysine and leucine requirements. Legumes and pulses were key contributors to overall protein and lysine intake.
Legumes have special root nodules that house friendly bacteria, which take nitrogen from the air and convert it into a form plants can use. The Casparian strip, a waterproof barrier in plant roots, develops at the same time as nodules and regulates nutrient exchange.
Researchers at John Innes Centre have discovered a biological mechanism that enhances partnerships between plant roots and soil microbes, increasing nutrient uptake. This finding holds great potential for advancing sustainable agriculture by reducing the need for inorganic fertilizers.
A new chromosome-scale reference genome of grass pea has been published, improving on earlier draft assemblies and offering potential for climate-smart agriculture. The updated genome allows for improved breeding and gene editing to develop varieties with improved agronomic characteristics or low toxin content.
A new study led by UCL researchers found that older adults who are socially isolated are more likely to have an insufficient intake of key micronutrients such as vitamin C and vitamin B6. This is important as inadequate intake of these micronutrients puts people at greater risk of health problems as they get older.
Researchers at the University of Cambridge have discovered that the plant hormone gibberellin is essential for legume nitrogen-fixing root nodule formation and maturation. The study used a highly sensitive next-generation biosensor to visualize GA accumulation in specific zones of the root, revealing its critical role in nodulation.
A new study by Salk scientists reveals a key gene that enhances plants' zinc tolerance, allowing them to thrive in toxic conditions. The discovery enables the development of crops more resilient to soil contamination, a major goal of Salk's Harnessing Plants Initiative.
Researchers discovered zinc's crucial role in nitrogen fixation of legumes, optimizing crop efficiency and reducing synthetic fertilizer reliance. This finding could enhance nitrogen delivery, improve yields, and promote sustainable agricultural practices.
A new genetic regulator, known as Fixation Under Nitrate (FUN), has been identified in legume plants that reduces their ability to convert atmospheric nitrogen into usable nutrients. Removing the FUN gene allows legumes to fix nitrogen regardless of soil nitrate levels.
A new study in Nature Communications reveals that symbiotic bacteria play a critical role in modulating the profile of root secreted molecules, influencing the assembly of a symbiotic root microbiome. The findings provide valuable insights into the complex interplay between nitrogen nutrition and plant-bacteria interactions.
A research team from the IBMCP has identified a gene called FUL that regulates the duration of flowering in crops like peas, leading to increased seed production. This finding could provide a biotechnological tool to prolong reproductive phases and boost yields in leguminous crops.
Legume plants have a unique ability to interact with nitrogen-fixing bacteria, allowing them to thrive without external nitrogen. Researchers identified four essential phosphorylation sites on the SYMRK kinase that mediate this symbiotic relationship.
Researchers discovered IMA peptides facilitate iron transport to root nodules for nitrogen fixation in legume plants. These peptides maintain nitrogen homeostasis and regulate plant growth in response to increased nitrogen concentrations.
Researchers have identified two genetic factors, LSH1/LSH2, that promote the production of specialized root cells required for nitrogen-fixing bacteria to thrive in legumes. This discovery brings us closer to engineering non-legume crops to develop root nodule organs and reduce our reliance on industrial nitrogen fertilizers.
Researchers have documented insecticide resistance in field-collected populations of bluegreen aphids, a worldwide pest of pulses and legume crops. The study highlights the need for new strategies to manage this pervasive pest, as conventional insecticides are no longer effective.
Researchers found that cold temperatures increase glucosinolate levels in some kale varieties, while others decrease it. This affects the nutritional value of the plant, with curly kale and Lacinato kale showing different responses to temperature.
A new study published in The American Journal of Clinical Nutrition found that consuming more red meat is associated with a higher risk of developing type 2 diabetes. Replacing red meat with plant-based protein sources like nuts and legumes may reduce this risk.
A new study found that diverse plant species mixtures increase plant productivity, invasion resistance, and soil nitrogen levels. Multispecies mixtures also drive different functions, with legumes benefiting productivity and water availability.
A recent study from the University of Helsinki found that replacing red meat with pea- and faba bean-based food products does not negatively affect bone metabolism. The study, known as BeanMan, involved 102 Finnish men who followed a six-week diet rich in legumes.
The American Heart Association scientific statement rates how closely popular dietary patterns align with its guidance for heart-healthy eating. The statement evaluates 10 categories of diets, scoring them from 31 to 100 based on their alignment with the guidance, with some diets receiving high scores while others need improvement.
A study of 15,296 men found that a healthy Mediterranean or Prudent diet had no impact on prostate cancer risk, while an unhealthy Western diet may increase the risk of aggressive tumors. The findings suggest avoiding Western-style diet products and adopting Mediterranean diet habits could help prevent aggressive prostate cancer.
The giant faba bean genome has been successfully sequenced, providing a wealth of information on its genetic makeup. This breakthrough will facilitate varietal selection for traits related to protein content and yield potential, addressing global demand for plant-based proteins.
Scientists investigated whether patients allergic to legumes are also at risk from meat-free proteins made of other legumes. While most people won't experience a reaction, nearly all patients with bean allergies were sensitized to other legumes, and nearly a quarter of patients were sensitized to all legumes.
The giant faba bean genome has been successfully sequenced, offering insights into its traits such as drought tolerance and protein content. This breakthrough has the potential to improve crop yields and reduce reliance on artificial fertilizers, making faba bean a more attractive crop for sustainable agriculture.
A study by researchers at the University of Göttingen investigated the effect of mixing wheat and faba beans on pollinating insects. They found that areas with mixed crops were visited equally often by foraging bees as those with single crops. The findings suggest that this mixture may counteract pollinator decline.
Researchers developed a novel strategy to engineer root nodule symbiosis in legumes and cereals using nanobodies. This approach, tested in barley and Lotus plants, initiates nodulation by bringing receptors together, revealing the core complex involved in symbiotic signaling.
A recent study discovered a legume locus that stimulates promiscuous interaction with soil bacteria, forming nitrogen-fixing nodules with up to 30 different rhizobial strains. This finding opens the door for crop improvement by naturally promoting plant growth through symbiotic associations.
Researchers found that a Mediterranean diet can improve fertility outcomes by reducing inflammation and increasing sperm quality in men. The anti-inflammatory properties of the diet may also enhance couples' chances of conception.
A team of Brazilian researchers has developed a novel technique using light and artificial intelligence to identify the maturity stages of soybean seeds. The method utilizes chlorophyll fluorescence and machine learning algorithms to classify commercial seeds with high accuracy. This innovation avoids destroying seeds, which are then c...
A Dartmouth-led study found that urban gardens with rare plant species tend to attract rare bee and bird species. Women, older gardeners, and those living near the gardens are more likely to curate these rare plants, suggesting a cascading effect on biodiversity.
A new study challenges the separation of starchy vegetables from non-starchy counterparts in nutrition research. Starchy vegetables, including white potatoes, were found to meet the definitions for high-quality carbohydrates using five separate indices, with some even scoring closer to fruits and non-starchy vegetables than sweets.
The John Innes Centre researchers identified the role of the signaling protein CaM2, which regulates calcium channels and shapes calcium signals. This led to accelerated calcium frequency, earlier signaling with bacteria, and enhanced root nodule symbiosis in engineered legume roots.
A new study from the University of South Australia has found that popular weight loss diets can be expensive, with costs ranging from $345 to $625 per week. The most cost-effective diet was modelled on the Australian Guide to Healthy Eating and adapted for weight loss through calorie restriction.
Researchers at RIKEN CSRS have developed a non-transgenic method to modify plant genes using a bioactive molecule spray, which can be used to improve crop yield and resistance to pests. The technique has shown promising results in improving economically desirable quality traits in crops.
Researchers have discovered an ancient receptor protein that can detect karrikins in smoke from burnt plant material, initiating molecular signals to speed up seed germination. The study also found that the receptors play a role in sensing growth hormones in plants, shedding light on the enigmatic karrikin signaling pathway.
University of Illinois researchers found a key gene responsible for increasing soybean protein content by approximately 2%. The discovery could lead to significant increases in protein production, addressing global food security issues. However, the gene's function is unclear and may involve the plant's circadian machinery.
A new model estimates the impact of dietary changes on life expectancy, suggesting that adopting an optimized diet rich in legumes, whole grains, and nuts can increase lifespan by over a decade. For young adults, this could add up to 10-13 years, while older individuals may still experience significant gains.
Researchers at Oregon State University identified a new genus and species of legume, Salpinganthium hispaniolanum, from flowers preserved in amber. The species is believed to have been extinct for millions of years and may have disappeared due to unique biological or physical events.
The study provides insights into the genetic evolution and migration of chickpeas, offering a roadmap for improving the crop's nutritional value and climate resilience. Chickpeas are a main protein source for hundreds of millions of people worldwide, particularly in South Asia, Africa, and other parts of the world.
Salt stress alters legume responses to symbiotic rhizobacteria by modulating gene expression. Several genes with well-characterized functions in nodulation are highly induced under salt stress, making the plant hypersensitive to bacterial signals.
Researchers have identified the VC1 gene as the source of faba bean's anti-nutrients vicine and convicine. This discovery enables the breeding of low-anti-nutrient varieties, improving food safety and sustainability. The study provides a crucial step towards a global switch to plant-based diets.
Researchers at USask have sequenced the tepary bean genome to study its heat stress tolerance and disease resistance. The study aims to combine traits of tepary and common beans to create a more sustainable crop variety.
A comprehensive study of the legume family reveals a history of whole-genome duplications and helps uncover the evolution of genes involved in nitrogen fixation. The research team identified strong evidence for 28 separate whole-genome duplication events, shedding light on the evolutionary spread and diversification of legumes.
A new study shows that incorporating legumes into traditional crop rotations can significantly reduce environmental impacts while increasing nutritional value for humans and livestock. Legumes are a sustainable source of nitrogen, enriching the soil with essential nutrients and providing protein, fiber, and vitamins.
Researchers found that legume trees can alter their soils' microbiome to increase access to nutrients and support surrounding tree growth. This process involves accelerating mineral weathering processes, releasing vital nutrients for the trees.
A new study by Dr. Kenjiro Quides found that legumes grow to maximum size when a low or medium number of root nodules form, but high nodule numbers lead to drastically reduced growth. Rhizobia population size continues to increase with increasing nodule numbers, suggesting a hidden conflict in the symbiotic relationship.
Researchers developed a new method to identify fossil pollen using super-resolution microscopy and machine learning, allowing for the classification of previously unknown legume groups. The trained models achieved 90.3% accuracy in identifying samples from ancient Africa and South America.
A new study shows early-terminated rye can effectively suppress weeds in edamame without harming the crop, increasing yield and reducing contamination. However, other crops like lima bean may not benefit from this approach due to their nitrogen-fixing limitations.