Articles tagged with Plant Roots
Researchers discovered that plants have a 'potassium-sensitive niche' in the root tip that reacts to potassium deficiency, directing signalling pathways to mediate adaptation. This finding sheds light on how plants adapt to essential nutrient potassium, which is crucial for growth and stress resistance.
Researchers developed a standardized drying protocol for goldenseal to preserve its medicinal properties. The study found that high temperatures decreased the levels of canadine, while berberine and hydrastine remained unaffected. This optimized drying process could lead to more predictable health outcomes and applications.
Researchers discovered phytol, a chlorophyll constituent, inhibits root invasion by certain nematodes without killing them. Phytol induces host defense mechanisms against nematodes in plant roots.
Two Cornell University scientists are tracking down the cause of rapid apple decline, a phenomenon causing trees to deteriorate and die in just weeks. They will analyze root systems, viruses, and commercial apple orchards to determine the underlying cause.
A Chinese-German research team has identified a rice plant variant that can neutralize arsenic toxins, with grains containing less than half the amount of arsenic as conventional rice. The astol1 rice variant also exhibits an elevated content of essential trace element selenium.
Researchers from Osaka University and colleagues found that plant root tips converge to a dome shape, similar to arch bridges, due to localized tissue growth. This shape helps evenly distribute mechanical force, enabling roots to efficiently push through soil.
Assistant Professor Guoyu Lu is creating an AI system that uses smartphones to analyze crop roots, enabling quick and efficient analysis of root shape, surface area, and angles. The goal is to develop a mobile app that can assess various crops and improve breeding resilient crops.
Scientists discovered that plant roots make corkscrew-like motions to burrow into the soil and anchor themselves. The growth pattern is coordinated by the hormone auxin and helps roots find the best path forward.
Researchers at Penn State have discovered a new root trait that allows plants to grow deeper roots capable of penetrating hard soil layers. This trait, called multiseriate cortical sclerenchyma, is characterized by small cells with thick walls and lends rigidity to the roots.
A University of Guam study has found that retaining leaves during cycad stem cutting propagation and using anti-transpirant products have no effect on success rates. Healthy cycads can recover from root or leaf loss with proper care.
Researchers identified multiple bacterial strains that increase adherence of PGPB to plant roots, enabling them to work together for mutual benefit. This finding may lead to the development of groups of bacteria that can better protect crop plants and improve their growth.
The study reveals a tight arrangement between root diffusion barriers and the microbiome, regulating mineral nutrient balance and influencing plant performance. This coordination may contribute to the development of plants better adapted to extreme environmental conditions.
A new study provides a theoretical foundation for understanding competitive root behavior, revealing that plants adjust their root growth strategies according to the proximity of competing plants. The research reconciles conflicting hypotheses and demonstrates that roots are likely used to preempt resource capture by competitors in nea...
Researchers discovered that plants adjust their root investment when planted with neighbors, reducing overlap to minimize competition. The study suggests a balance between aboveground and belowground resource use is key to understanding carbon deposition and optimizing food production.
Scientists have discovered a 'sealing' mechanism in plant roots supported by microbes that controls nutrient intake for survival and growth. This coordination between plants and microbes is crucial for proper growth and reproduction, and could lead to the development of more resilient crops.
A novel class of compounds called rhizolutin has been discovered in a soil bacterium, Rhizolutin dissociates protein aggregates associated with Alzheimer's disease both in vivo and in vitro. The compound has been shown to reduce inflammatory processes and cell death caused by Aβ plaques in neuronal and glial cells.
Researchers have discovered a molecular break that controls the length of plant roots, influenced by hormones ethylene and karrikin. The study found that the protein SMAX1 acts as a molecular break for ethylene production, stimulating long root growth and short root hairs.
The study reveals that ammonium uptake by roots provokes pH changes that bring auxin into a protonated form, triggering lateral root emergence. This process allows plants to adapt to fluctuating nutrient availabilities and optimize nutrient acquisition in agricultural settings.
A team from Pennsylvania State University analyzed the root systems of various beans and legumes to identify beneficial characteristics for breeding. They found that roots can balance nutrient exploration in topsoil and subsoil, leading to improved crop resilience under stress.
Researchers at Penn State have discovered that cover crop roots play a crucial role in increasing soil organic carbon levels and promoting biodiversity. The study found that diverse mixtures of cover crops resulted in increased root biomass and improved soil carbon inputs.
Researchers found that plant genetic variation influences root flavonoids and soil microbial community composition, which can be impacted by frost. The study suggests that flavonoid production and interactions with microorganisms may provide tolerance to cold and frost stress in sorghum.
Legume plants use LysM receptor proteins to recognize symbiotic and pathogenic microbes, triggering antimicrobial defense or symbiosis. Researchers identified key residues that separate immune from symbiotic receptors, enabling reprogramming of LysM receptors.
A new study reveals that crop plants can absorb microplastics, contaminating edible plants and potentially entering the food chain. The research found that particles as small as 2 micrometers in size can be taken up by plant roots, raising concerns about human health and agricultural sustainability.
Research finds nanoplastics can accumulate in plants, depending on surface charge, impacting ecological effects and agricultural sustainability. Plant growth is reduced, with positively charged particles causing more harm than negatively charged ones, according to a new study.
Researchers from Kumamoto University identified a plant gene that balances growth with defense mechanisms to protect against nematode infections. The DEL1 gene helps plants allocate energy to growth rather than defense, leading to increased yields and resistance to pests.
Researchers created a novel microneedle technology that can target plant tissues for delivering life-saving treatments to crops ravaged by diseases. The method uses silk-based biomaterials and drug-delivery devices to precisely access plant vasculature.
Researchers have identified a small essential clock protein, ELF4, that moves in sync with temperature to coordinate rhythms in shoots and roots. The discovery could provide an advantage for optimal root responsiveness to temperature variations, impacting crop productivity in a climate changing world.
Researchers at Nagoya University have discovered a hormone produced in nitrogen-starved leaves that regulates the demand and supply of nitrogen between plant shoots and roots. The hormone, CEPDL2, enhances nitrate uptake efficiency, potentially minimizing fertilizer use.
Researchers at Texas A&M University discovered that a majority of fungi associated with cotton can reduce galling caused by the Southern root knot nematode. The study found highly repeatable reductions in gall formation across independent trials, suggesting these fungi may have previously unappreciated positive effects on plant health.
Researchers found that plant root hairs significantly reduce soil erosion by binding soil particles and increasing soil cohesion. The study suggests that root hairs may release materials that reinforce soil or enhance its properties, providing new insights into soil conservation.
Weedy rice is a significant threat to global rice productivity, with $45 million annual losses in the US alone. Researchers aim to characterize its genetic basis and traits that enable it to outcompete rice.
Researchers found that plants' lateral roots know where to find water early on, guiding growth towards nutrient-rich areas. This flexible response enables plants to react to environments with fluctuating resources.
Researchers discovered that the rhizosphere microbiota can shape and control root exudation through a systemic root-to-root signalling mechanism. This process, termed Systemically Induced Root Exudation of Metabolites (SIREM), triggers the secretion of acylsugars in the whole root system.
Researchers at Kobe University discovered the orobanchol synthase responsible for converting non-canonical strigolactone carlactonoic acid into canonical strigolactone orobanchol. This breakthrough enables artificial regulation of plant growth and weed germination, with potential applications in improving crop production and mitigating...
Scientists identify hormones and proteins regulating root emergence through intercellular communication. This discovery could aid in controlling root growth and improving plant adaptability to drought conditions caused by climate change.
A team of researchers has developed an artificial intelligence method to predict iron deficiency responses in plants, identifying key regulatory elements and transcription factors. This breakthrough can lead to improved plant cultivation by increasing iron uptake in new varieties, enhancing adaptation to poor soil conditions.
A study from UC Riverside identifies a protein called IRK that controls plant growth and division. Turning off the gene producing IRK increases root cell division, potentially leading to bigger roots and better nutrient uptake.
Researchers at KAUST identified a key metabolite called anchorene that regulates plant anchor roots and promotes water and nutrient uptake. Increasing anchorene levels in deficient soil can rescue root growth in crops, increasing yields.
Scientists have developed an innovative method of growing cassava in the air using aeroponics, allowing for real-time observation of root development and identification of genes that regulate growth. This breakthrough could lead to increased yields, improved sustainability, and accelerated plant growth.
A new study finds the 'conductor' gene TCX2 in plant root stem cells coordinates division of different types, ensuring harmonic communication for plant growth. The researchers used mathematical modeling and machine learning to identify TCX2's role in regulating stem cell networks.
A comprehensive study of morning glories reveals that storage roots evolved independently in multiple species, including sweet potato. The research contributes to a better understanding of the genus Ipomoea, one of the largest groups of flowering plants.
Certain species of resident bacteria can produce enzymes to break down fungal cell walls, protecting plant roots. The discovery represents a big step forward for developing sustainable crop production systems with fewer pesticides.
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...
Researchers at the University of Tsukuba have found that pectin in plant cell walls plays a significant role in conferring aluminum tolerance to rice plants. The study suggests that pectin acts as a protective barrier against aluminum, preventing it from entering plant cells and causing harm.
Researchers have discovered a new antibiotic, phazolicin, produced by a soil bacterium from a Mexican tropical forest that can prevent harmful bacteria from growing in plant roots. The findings suggest the potential for using this bacterium as a 'plant probiotic' to improve crop health and resistance to disease.
Researchers visualize dynamic water transport in soil and roots using neutron tomography, gaining insights into efficient water use in crop cultivation. The technique enables faster imaging, overcoming previous limitations to study rapid processes.
Researchers have discovered that certain plant species, including wild tomato and alfalfa, share common genes with rice that enable them to survive flooding. The study aims to improve crop resilience to flooding by activating these genes in other plants.
Scientists at Boyce Thompson Institute have identified two plant genes, CLE53 and CLE33, which help control fungal colonization levels in plant roots. These genes can potentially be used to enhance crop phosphate capture, reducing environmental harm from fertilization.
Researchers have made a breakthrough in finding the ideal fertilizer rate and source to prevent root damage in canola crops. Using new imaging techniques, they developed dose-response curves for different nitrogen fertilizer sources, revealing that banding urea ammonium nitrate with low rates is the best option.
A new study found that fungi have a harder time growing in cattail roots underwater, suggesting that plants may not have relied on fungal helpers to get onto land. The research provides a new tool for understanding prehistoric ecosystems and challenges previous narratives about plant-fungal interactions.
Researchers discovered a tree stump that remained alive due to grafting with nearby trees, exchanging water and resources. This finding suggests a reevaluation of trees as individuals towards understanding forest ecosystems as superorganisms.
New research from Washington University in St. Louis identifies a critical regulator of lateral root production, showing how auxin and cytokinin hormones interact to control root growth. The study reveals that the transporter TOB1 can limit auxin's root-promoting capabilities, promoting a slow but steady approach to root development.
A new study published in Ecotoxicology and Environmental Safety found that cigarette butts contain a bioplastic filter that harms plants, reducing germination success and shoot length of clover and grass by significant margins. The filters' chemical composition is believed to be the primary cause of damage.
Researchers at Salk Institute discovered a gene that determines root growth depth in plants, enabling the development of crops with deeper roots to store more carbon. The finding is part of the Harnessing Plants Initiative, which aims to reduce atmospheric CO2 levels through plant-based solutions.
Researchers analyzed sweet potato leaves and roots to gain a better understanding of their protein makeup. They identified 3,143 unique proteins from leaves and 2,928 from roots, providing new insights into the plant's genome.
Current research in belowground botany is advancing our understanding of plant root systems, their structure, and function. New technologies like digital imaging of root traits are enabling scientists to study root systems more effectively.
Researchers from IPK discovered a role of brassinosteroid-type plant hormones in shaping root systems under low nitrogen conditions. They found that BSK3 signaling modulates the extent of root elongation and activates brassinosteroid signaling under mild nitrogen deficiency.
A team of scientists used population genetics to analyze root rot pathogen populations in Michigan greenhouses and found similar populations regardless of plant type or location. The study confirms that infected plant material is likely moved within the state, leading to the development of fungicide-resistant populations.
Researchers successfully adapted an open-source genetic analysis method called Drop-seq to plant cells for the first time, allowing them to see what genes are being expressed in different cell types. The breakthrough could lead to a better understanding of plant biology and ultimately develop more efficient food and biofuel crop plants.
Researchers discovered a previously unknown triterpene biosynthetic network in plant roots that shapes specific root microbiota. This network produces compounds with growth-promoting and antibiotic activities towards different microbiome taxa, supporting its role in cultivating favorable root communities.