Articles tagged with Plant Physiology
Researchers at Saitama University have revealed that DmMSL10, an ion channel, acts as the Venus flytrap's primary touch sensor. This discovery showcases how plants can sensitively detect gentle stimuli, leading to efficient prey capture and trap closure.
Researchers from the University of Cambridge have discovered a unified model that explains how plants control their architecture by integrating local and systemic signals. This breakthrough could help scientists design new strategies to optimize crop yield, resilience, and resource use.
A new study reveals how Moso bamboo degrades under fluctuating hygrothermal conditions, causing dramatic fluctuations in mass, dimensions, and appearance. Machine learning was integrated to predict changes in compressive strength and color difference with high accuracy.
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.
The study found that DLDG1 regulates NPQ by controlling proton conductivity within the thylakoid membrane through CFo-CF1 ATP synthase activity. The dldg1hope2 double mutant showed faster NPQ induction than the hope2 mutant, indicating a complex relationship between DLDG1 and NPQ regulation.
Researchers discovered that plants rapidly activate a coordinated immune response during drought recovery, prioritizing immunity over growth. This finding highlights the importance of studying the post-drought period and points to new strategies for engineering crops that can rebound more effectively after environmental stress.
A new study reveals that drought and ozone pollution significantly reduce soybean yield, regardless of drought stress levels. Researchers found that elevated ozone concentrations disrupt photosynthesis and hormone signaling in plants, leading to reduced yield and seed development.
Lucia Strader's lab at Salk will explore how plants sense and integrate environmental cues to shape their growth and development. Her work aims to advance fundamental understanding of plant biology and design more resilient crop varieties.
The new CABI-published book Planet Fungi: A Photographer's Foray is a unique exploration of fungal biology and ecological significance, featuring hundreds of beautiful images captured in sharp focus. The book aims to educate and inspire researchers and amateur mycologists alike, shedding light on the intricate world of fungi.
A team of researchers at the University of Toronto has identified a protein, Shikimate kinase-like 1 (SKL1), that enables land plants to convert light into energy through photosynthesis. This discovery holds promise for improved herbicides and increased efficiency of photosynthesis in food crops.
Researchers at the University of Missouri discovered that soybeans employ differential transpiration as a natural defense strategy to cool reproductive tissues under extreme weather conditions. This adaptation allows plants to save significant amounts of water while protecting their flowers and seed pods.
A novel, needle-type biosensor allows for real-time monitoring of sucrose uptake in plants, revealing light-dependent stomatal uptake and daily rhythms. The sensor's high sensitivity and stability enable the detection of subtle physiological events, shedding new light on plant biology.
Researchers discovered that oak trees adjust their root systems to access more soil nutrients under elevated CO2, employing both 'do it yourself' and 'outsourcing' strategies. This adaptation enables the trees to optimize growth and maintain nutrient supplies.
Researchers have charted how plant metabolism responds to genetic changes that increase oil production, finding simultaneous increases in both oil and protein content. The study's findings will provide scientists with clues for optimizing biofuel production in plants such as camelina and pennycress.
The Moon-Rice project is developing a super-dwarf rice variety that can thrive in microgravity and produce high yields, addressing nutritional deficiencies in space. Researchers are also exploring ways to enrich the protein content of the crop to support astronaut health.
Scientists at the University of Helsinki discovered that gas leakage through a wound triggers plant regeneration, using ethylene and oxygen as signals. This finding has implications for improving crop resilience, reducing post-harvest food waste, and enhancing agricultural sustainability.
New research reveals that plants rely on multiple heat-sensing systems and a sugar-based mechanism to detect temperature changes. Sugar produced in sunlight helps plants grow taller even when thermosensors like phytochrome B are less effective. This discovery could lead to breeding crops more resiliently under stress.
New research reveals evolutionary reversal in island plants where wild-growing tomatoes on western islands produce alkaloids similar to those found in eggplants. The study suggests that environmental conditions may be driving the reversal, and this phenomenon could have implications for human evolution and nature's ability to adapt.
Researchers developed a model to detect early signs of marsh decline using satellite observations, identifying vulnerable areas along Georgia's coast. The study found belowground biomass has declined across 72% of Georgia's coastal marsh since 2014.
A new study reveals how nanoparticles can interfere with photosynthesis in plants, reducing their ability to convert sunlight into food. The research team found that nanoparticles undergo changes in pH and pick up lipid coatings from plant membranes, boosting their binding to RuBisCO and impairing its function.
A new study by University of British Columbia researchers suggests the summer solstice is an optimal day for plant growth and reproduction. However, in a changing climate, relying on this fixed signal may no longer help plants to survive or thrive.
Research reveals myosin XI's essential role in guiding AtNIP5;1 to its correct location on the cell membrane, enabling active boron absorption. Plants lacking myosin XI exhibit severe growth defects and reduced boron levels, highlighting the protein's critical function.
Researchers at Colorado State University have demonstrated the reversal of embolism in a type of wild grass, which can recover from extended drought within 24 hours. This finding has significant implications for improving agricultural productivity and food security, as it could potentially be bred into crops to make them more resilient...
Researchers at Osaka Metropolitan University found a mutant protein that helps plants fight mildew, but also accelerates leaf aging and yellowing. The discovery could contribute to crop yield improvement and sustainable agriculture.
A new study reveals that plants prioritize water over gravity during drought conditions, suppressing gravitropism to become more hydrotropic. MIZ1 protein helps attenuate root gravitropism, enabling plants to search for water effectively.
Researchers have discovered a way to enhance wheat plants' sugar signalling ability, increasing yields by up to 12%. The new technology uses a Trehalose 6-phosphate pre-signalling molecule to activate the pathway for starch synthesis, leading to increased photosynthesis and grain filling.
A study published in Science Advances has revealed promising alternative pathways to overcome photorespiration, which can reduce crop productivity by up to 36%. The researchers identified mechanisms that could improve plant productivity while adapting to climate change and growing global food demands.
The study provides a comprehensive genetic map of the pistachio genome, allowing for the creation of better-nutrition varieties. The research also identifies four key stages of nut growth from flower to harvest, providing insights into shell hardening and kernel growth.
The American Society of Plant Biologists is searching for a new Editor-in-Chief to drive the editorial direction of Plant Physiology. The successful candidate will have a vision for the journal's future and be responsible for elevating its profile within the community.
Researchers have developed ExPOSE, a method that allows for the visualization of plant cells with greater resolution, enabling studies on protein and RNA location, and cellular response. The technique uses protoplasts to overcome cell wall challenges, paving the way for a powerful new toolkit in plant biology.
A new species of manzanita has been discovered on the central coast of California, but its survival is already at risk due to urban development. The species, Arctostaphylos nipumu, lacks a protective burl that allows some other manzanitas to resprout after wildfires.
A recent study from the University of Guam found that cycad cotyledons contribute to successful seedling growth through photosynthesis. The research reveals a robust cotyledon strategy for improving seedling persistence and biodiversity in competitive forest communities.
Researchers have debuted the first comprehensive gene expression atlas of the plant periderm at the single-cell level, providing new insights into phellem cells and their role in carbon storage. The atlas could be used to stimulate growth of the protective periderm in plants facing environmental stress due to climate change.
Researchers at Salk Institute discovered plant cells enter an immune state to fight pathogens, using Primary IMmunE Responder (PRIMER) cells as hubs for the immune response. These cells are surrounded by bystander cells that enable long-distance cell-to-cell communication.
Research found that plants adapted to colder temperatures have a higher rate of photoinhibition repair when exposed to cold conditions. This adaptation allows them to survive in colder regions. The study used Arabidopsis thaliana ecotypes from around the world to demonstrate this phenomenon.
A Dartmouth-led study reveals the fundamental genetic pathways and biological mechanisms behind the corpse flower's heat production and odorous chemicals. The researchers identify a new component of the corpse flower's odor, an organic chemical called putrescine, which is released when the plant blooms.
Two populations of the same wild species, Brassica fruticulosa, have evolved differently under similar environmental conditions, revealing distinct adaptation strategies to soil salinity. The study identifies two adaptive responses, one involving sodium restriction and the other through efficient osmotic adjustment mechanisms.
Researchers are developing soybeans that can handle extreme weather conditions, allowing farmers to maintain yields under pressure. By studying plant adaptation strategies, scientists aim to create more resilient soybean varieties.
Researchers at the University of Cambridge found that flowers like hibiscus use an invisible blueprint to dictate the size of their bullseyes, which can significantly impact their ability to attract pollinating bees. Larger bullseyes are preferred by bees and can potentially boost efficiency for both bees and blossoms.
The study reveals that light-sensitive channels can be used to target specific ion signals in plants, allowing for the comparison of different signaling pathways. This breakthrough enables researchers to investigate plant stress responses in greater detail.
The IBMCP team has identified a new volatile compound, alpha-terpineol, that effectively protects plants from Pseudomonas syringae, a pathogenic bacterium causing severe crop damage. This natural strategy could serve as a protective barrier against bacteria and even protect plants from drought.
Researchers at Salk Institute found that higher temperatures drain plants of important dietary nutrients like nitrogen and phosphorus, affecting their long-term sustainability. The study's findings will inform the engineering of climate-resilient crops to address global warming's impact on food production.
In this study, researchers identified PIF transcriptional regulators and KAT1 gene as essential players in regulating stomata aperture during day/night cycles. This understanding can be used to optimize plant yield and adaptation to different stressors, such as drought conditions.
Researchers from the University of Copenhagen discovered that a biological mechanism called autophagy plays a key role in plant root growth. By understanding how plants control their root growth, scientists can develop climate-resilient crops to thrive in harsh conditions.
Researchers have determined the molecular level function of free-forming structures in plant cells that help sense light and temperature, enabling plants to distinguish a range of different light intensities. The formation of these organelles is not random but is linked to specific locations within the cell, particularly near centromeres.
A study published in Frontiers in Plant Science reveals that leaf lipid droplets contain myosin-binding proteins and enzymes associated with furan-containing fatty acid biosynthesis. This discovery paves the way for future research into leaf lipid droplet functions, potentially leading to advancements in lipid production technology.
Scientists at Nagoya University have discovered a novel regulatory mechanism controlling plant stomatal opening in response to red and blue light. Phosphorylation of Thr881 activates the plasma membrane proton pump, facilitating stomatal opening and enhancing photosynthetic activity.
A study found that weedy rice's promiscuity allows it to crossbreed with wild rice, enabling it to adapt and outcompete cultivated rice. This process, called adaptive introgression, has contributed to the evolution of Southeast Asian weedy rice.
A team of University of Copenhagen researchers has created a large reference catalogue of plant cell wall compositions from 287 species, representing the entire plant kingdom. The study reveals that carbohydrate composition is more closely related to a plant's family history than its habitat and growth form.
A recent study by Tokyo University of Science researchers has uncovered the mechanisms by which plants regulate the production of reactive oxygen species (ROS). The findings, published in Physiologia Plantarum, reveal that ROS-generating enzymes are activated through two conserved mechanisms involving calcium ions and phosphorylation, ...
A new study by researchers at the University of California, Davis, reveals that tomato plants produce a water-repellent polymer called exodermal suberin to cope with drought. Without it, tomato plants are less able to withstand water stress.
A team of researchers from Okayama University discovered the recognition mechanism behind the repair of damaged photosystem II protein D1 by FtsH protease. Oxidized tryptophan amino acid residues play a critical role in this process, and understanding their function is essential for improving crop tolerance.
Researchers at the University of Copenhagen have found that quinoa's 'bladder cells' do not protect against salt and drought, but instead serve as a barrier against pests and diseases. The discovery could lead to more resilient quinoa varieties for global cultivation.
Researchers at Michigan State University discovered that plants have fine-tuned systems to deal with varying day lengths. To survive, they adjust their photosynthetic rate and energy allocation.
A new study published in Conservation Physiology identifies the critical limits of plant function under stress, enabling more effective conservation strategies. By understanding these limits, conservationists can identify vulnerable species and allocate resources more wisely.
Plant researchers visualized real-time plant-plant communication through airborne volatile organic compounds (VOCs), revealing a Ca2+ dependent defense response mechanism. The study found that specific VOCs, such as (Z)-3-hexenal and (E)-2-hexenal, induce Ca2+ signals in plants, activating defense responses.
X- and y-type thioredoxins play a crucial role in maintaining the redox balance of photosynthesis during fluctuating light conditions. The study found that these proteins facilitate electron transport through the electron transport chain, preventing photoinhibition and promoting plant growth.
Researchers at the University of Oxford's Botanic Garden and Mathematical Institute have found that the shape, size, and geometry of pitcher plants determines the type of prey they trap. The study showed that large, flared rims are suited to capturing walking insects such as ants.
A research team at Ritsumeikan University has identified the elusive ApiT gene in celery, crucial for apiin synthesis. The discovery may pave the way for efficient biosynthesis of apiin, a compound with potential health benefits and medicinal uses.
Researchers at Cornell University have discovered a mutation in the MdLAZY1A gene responsible for the 'weeping' growth pattern in apple trees. This finding could lead to more productive and labor-saving orchards by allowing branches to grow downwards, thereby increasing resource allocation towards reproductive growth.