Articles tagged with Plant Roots
Researchers at University of Copenhagen discover that plants use stress hormone ABA to reorganize their roots and grow away from salty areas. This mechanism could lead to the development of more salt-tolerant crops, reducing crop yields loss due to salinity.
Researchers from Shibaura Institute of Technology created a novel method to produce self-folding origami honeycomb structures using paper sheets, which can provide excellent protection against shocks and compression. The developed technique has potential applications in packaging, agriculture, and other fields.
Researchers created predictable, novel expression patterns of fluorescent proteins using engineered gene circuits. They also redesigned root architecture by tuning the number of root branches using similar gene circuits.
Researchers discovered that plants can regulate their microbiome through the secretion of flavonoids, which affect beneficial and harmful microorganisms around plant roots. This delicate balance helps protect plants from parasitic nematodes, reducing susceptibility to infection.
Researchers discovered a 'manganese-sensitive niche' in plant roots where calcium concentration oscillates in response to manganese deficiency. This process triggers the activation of two enzymes that stimulate manganese uptake and homeostasis.
Researchers at NC State University have developed a reproducible method for studying cellular communication in plant cells using 3D bioprinting. The study found that more than half of the bioprinted cells were viable and divided over time, with soybean embryonic cells remaining viable for two weeks after bioprinting.
Researchers at the University of Illinois are investigating maize roots for organic and regenerative systems to optimize carbon storage, resource use efficiency, and productivity. They aim to develop corn varieties that provide ecosystem services even under changing weather scenarios.
Researchers have isolated a new fungus, Beauveria caledonica, that can be used for biological control of banana borers and Fusarium wilt, two major threats to tropical and subtropical crops. The fungus produces a secondary compound called oosporein, which intensifies its action against the disease.
Researchers have identified four genes in corn and Arabidopsis that regulate root growth in response to gravity, a trait essential for drought tolerance and efficient water use. The study's approach, leveraging genomic comparisons between distantly related species, has the potential to be applied to other traits.
New research finds that purple needlegrass thrives in areas with sheep grazing, especially during wet weather, creating space for new growth and reducing competition from non-native grasses. The study's findings aim to inform effective management strategies for this long-lived species and its potential role in mitigating climate change.
Researchers from Nanyang Technological University in Singapore have developed a sustainable hydroponic substrate using keratin extracted from human hair. The substrate has been tested with microgreens, leafy vegetables, and seedlings of Arabidopsis and bok choy, showing promising results in terms of water retention and nutrient delivery.
Researchers at the University of Münster have identified a specific group of cells in plant roots that react to salt stress, forming a 'sodium-sensing niche' and triggering a calcium signal. This signal is controlled by a calcium-binding protein (CBL8) that helps pump out salt from the plant under severe stress conditions.
Scientists have designed a series of synthetic genetic circuits that allow them to control plant cell decisions, enabling the creation of more efficient crops. The tools are being tested on tobacco plants and Arabidopsis thaliana to modify root structures and optimize water and nutrient absorption.
Researchers from the University of Nottingham discovered a key gene controlling root growth angle, enabling crops to grow steeper roots and capture more nutrients and carbon. This finding has potential applications for developing new crop varieties with improved resilience to drought stress.
Researchers have discovered that pocket gophers cultivate and harvest their own root crops to meet their high energy demands. This unique behavior, known as root cropping, is believed to be a key factor in the gophers' ability to maintain extensive tunnel systems.
A new study by Nara Institute of Science and Technology researchers has identified the crucial role of autophagy in plant cell differentiation, particularly in Arabidopsis roots. Autophagy is necessary for root cap cells to transition from gravity sensors to secretory cells and undergo organized separation.
A team from KAUST has developed a low-cost system for imaging plant growth dynamics noninvasively and at high throughput. The Mutiple XL ab system combines computer vision and pattern recognition technologies with machine learning to analyze and quantify root growth dynamics.
Great Salt Lake wetland plants can accumulate hazardous metal pollution, which can be passed up the food chain to herbivorous insects. This study found high concentrations of lead, mercury, and other metals in plant tissues, threatening terrestrial ecosystems.
Researchers have identified a cork-like substance called suberin that helps protect rice roots from floods and drought. By understanding how suberin is produced, they hope to use gene editing or selective breeding to make the crop more resilient to climate change.
Researchers analyzed ancient corn roots to understand the transformation of wild grass teosinte into modern corn. The study found that early corn specimens lacked seminal roots, a key adaptation for drought tolerance, and had different root anatomy than modern corn.
Researchers found that T. domingensis absorbed more iron than H. tiliaceus, making it a promising phytoremediation technique for rehabilitating contaminated water and soil. The study's findings could help mitigate the environmental damage caused by the 2015 iron mine tailings dam disaster in Brazil.
Researchers used single cell RNA-sequencing to identify specific cells and genes in maize roots responsible for nitrate uptake. The study provides valuable insights into optimizing root nutrient uptake ability in crops.
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.
Researchers discovered two WOX genes controlling lateral root primordium size in rice, improving drought stress tolerance and crop production. QHB/OsWOX5 regulates S-type roots, while OsWOX10 mediates L-type root development, enhancing water uptake under drought conditions.
Researchers found that forest trees with a mix of both ectomycorrhiza and arbuscular mycorrhiza had the greatest tree diversity, contradicting previous beliefs. This discovery highlights the importance of considering the coexistence of different mycorrhizal strategies in promoting plant biodiversity.
Researchers discovered that mortars and pestles were preferred for processing rice and other plants in middle-late Neolithic China, while grinding slabs and rollers declined in use. The study provided solid evidence for the rise of mortar and pestle usage, revealing their high processing efficiency.
Scientists from Nagoya University investigate the formation of air channels in wetland plants, which help them survive floods and droughts. The study reveals that a phytohormone called auxin is required for normal root growth, and two factors lead to the induction of aerenchyma formation in response to flooding.
Researchers from Goethe University and the University of Bristol analyzed prehistoric pots and found complex distributions of plant lipids, indicating the processing of various plant species. The study reveals that leafy greens were first used in West African cuisine around 3,500 years ago.
Researchers have identified a tiny region at the root tip responsible for orchestrating vascular tissue growth. The study provides detailed insights into how plants construct phloem cells, the tissue that transports sugars, revealing key mechanisms involved in plant function and development.
A new study reveals that climate change causes a mismatch between above- and belowground plant phenology, with woody plants responding more strongly to warming in their roots. This finding highlights the importance of plant root phenology and its impact on ecosystem functioning.
Researchers found that seed microorganisms have more staying power than soil microorganisms when colonizing plants. The study suggests that modifying the seed microbiome could lead to more sustainable agriculture and increased crop yields and quality.
Seagrass wasting disease, caused by warming waters, compromises roots and storage sugars, setting up plants for a harder winter. The disease affects eelgrass meadows, vital nutrient stores, and supports herring, salmon, and other marine life.
Researchers found that many beneficial fungi in plant roots retain ancestral pathogenic capabilities, with some strains causing detrimental effects. A key gene family encoding enzymes that degrade plant cell walls was identified as a driver of these negative effects.
Plant scientists can now image above and below-ground structures with unprecedented clarity, revealing new insights into biological processes. The development of three-dimensional X-ray microscopy enables the observation of microscopic molecular and cellular processes driving plant phenotypes.
A complex microbial community comprising bacteria, fungi, and oomycetes is beneficial for plant growth. Inactivation of the plant innate immune system shifts this balance, making the fungal load a primary cause of disease. Bacterial partners residing in roots provide an additional layer of protection.
Researchers created a single-cell map of corn's root, identifying key regulators of cellular diversity that help crops tolerate drought and flooding. The study found that the genetic regulator SHORT ROOT (SHR) plays a crucial role in expanding cortex tissue, leading to increased tolerance of climate stressors.
A new diagnostic guide for pythium damping-off and root and stem rot of cucurbits has been published, providing a concise resource for growers, diagnosticians, and plant pathologists. The guide summarizes techniques for isolating, identifying, and testing Pythium isolates to combat these diseases.
Scientists have successfully stored energy in bean plant roots using conjugated oligomers, creating a new biohybrid system for sustainable energy storage. The research demonstrates that the roots of intact plants can function as networks of conductors, storing up to 100 times more energy than previous experiments.
Researchers at Tel Aviv University discovered a central mechanism in plants that helps them deal with drought conditions and water shortages. They found that the ABA signal molecule is stored in inactive state in leaves and released under desired conditions, allowing plants to rapidly respond to changing environmental conditions.
Scientists have developed a method to produce strigolactones, a group of plant hormones that prevent excessive budding and branching. By combining yeast and bacteria, researchers can synthesize these hormones from microbes, providing a promising alternative to traditional methods.
Researchers from Pusan National University have compiled a comprehensive review of ginsenosides, the main component of ginseng, which can prevent inflammation, diabetes, and cancer. The study provides insights into how to improve ginsenoside production through chemical and enzymatic treatments, as well as microbial action.
A recent study has identified a nematode attractant in flax seeds, which can be used to develop sustainable and environmentally-friendly agriculture methods. The attractant, consisting of cell wall polysaccharides, is found to contain L-galactose sidechains that are critical for nematode attraction.
Researchers from the Universities of Bonn and Bologna discovered a mutant in barley with roots growing straight downwards, potentially providing a starting point for breeding more drought-resistant varieties. The study found that the gene responsible for this trait is evolutionarily conserved across different cereals.
A new study reveals that retinoids trigger the development of plant lateral roots, which are regulated by a protein similar to those found in animal cells. This discovery showcases convergent evolution and opens up new avenues for understanding human development and finding medical treatments.
Researchers can leverage innovative technologies to analyze complex interactions within the plant root microbiome. By combining mesocosms with in-situ sensors and imaging tools, scientists can replicate experiments on spatial and temporal scales.
Researchers reconstructed the oldest known form of roots in a 407-million-year-old plant fossil, revealing a complex branching system that differed from modern plants. This discovery provides insight into the evolution of early land plants and their impact on the environment.
A study found that white lupin plants can rejuvenate arsenic-contaminated soils by releasing compounds that bind metals, potentially offering a sustainable remediation method. The research used advanced chemical profiling to identify the root chemicals involved in this process.
The New Roots for Restoration Biology Integration Institute aims to integrate plant traits, communities, and the soil ecosphere to advance restoration of natural and agricultural ecosystems. The project seeks to understand how root traits influence plant interactions with each other and with the soil.
A new 3D imaging platform, DIRT/3D, uses supercomputer power to analyze root systems of plants, helping breeders develop climate-change adapted crops for farmers. The technology has the potential to address pressing global issues such as food security and carbon sequestration.
A team of researchers has identified a gene called ZmCIPK15 that regulates the angle of root growth in corn, leading to improved nitrogen capture. This discovery could support breeding of crops with deeper roots to enhance food security, particularly in regions where nutrient deficiencies are prevalent.
Researchers found that plant root-associated bacteria prefer to colonize their native host plants, rather than non-native ones, with increased competitiveness and persistence. This host preference is driven by the formation of species-specific niches and differential transcriptional reprogramming of plant roots.
Research finds that drought changes the community of microbes living in rice plant roots, allowing them to tap deeper water sources after dry spells. This 'memory' of drought enables plants to grow more resilient roots, reducing crop losses in a changing climate.
A multidisciplinary research team has discovered that two plant stem cell proteins, BRAVO and WOX5, physically interact to regulate each other's function in a small group of stem cells. This interaction is crucial for the plant's survival under stress factors like extreme cold, heat, or floods.
Researchers found that the presence of beneficial bacteria in plant roots promotes growth under low light conditions, but reduces defense against leaf pathogens. The study suggests a complex interplay between plant growth and defense responses mediated by root microbiota.
Researchers at Texas A&M University used machine learning to evaluate metallic nanoparticles' susceptibility for plant uptake. The algorithm indicates how much plants accumulate nanoparticles in their roots and shoots, providing a safer approach to nanotechnology in agriculture.
A new study published in Nature Ecology & Evolution reveals that root traits can explain plant species distributions across the planet, challenging the nature of ecological trade-offs. The research found that thick and dense roots are more common in warm climates, while thin and low-density roots are more common in cold climates.
Researchers have uncovered genes that enable plants to make three key things: transport water and nutrients via xylem, produce lignin and suberin for drought protection, and regulate root meristem growth. These findings can be applied to crops like tomatoes and rice, potentially increasing their drought tolerance.
Research led by Scripps Research and HHMI finds PIEZO proteins essential for plant roots' growth and mechanotransduction in Arabidopsis thaliana. This ancient evolutionary origin may lead to new strategies for improving crop yields.
New research from the University of Illinois and USDA-ARS found that certain hybrid sweet corn varieties can tolerate higher plant densities without increasing the risk of root lodging. The study used a combination of experimental and on-farm data to conclude that density tolerance is a key factor in reducing lodging incidence.
A new study found that bacteria in the soil enhance plant growth by promoting lateral root formation and improving nitrogen absorption. This breakthrough could lead to more sustainable agriculture practices by reducing fertilizer use and environmental pollution.