Plant Physiology
Articles tagged with Plant Physiology
‘Nature’s algorithm’ found in Chinese money plants
A team of scientists has found a naturally occurring Voronoi pattern in the Chinese money plant, which helps explain how plants create complex patterns on their leaves. This discovery sheds light on how plants solve problems in nature and may provide new insights into the math underlying evolution and development.
Plants walk a fine line between growth and defense
Researchers discovered that plants use a surprising multi-layered system to regulate salicylic acid levels and keep their immune system in check. This system involves enzymes that break down the hormone, which are then flagged for elimination, limiting how much salicylic acid they can destroy.
Resource allocation trade-offs and rewired mycorrhizal networks uncover ex situ adaptation mechanism of Paphiopedilum purpuratum
A novel study in Biological Diversity reveals the integrated physiological and symbiotic adaptation mechanism underlying P. purpuratum's ex situ conservation. The research demonstrates that ex situ conservation elevates seed-set rates but incurs trade-offs in photosynthetic capacity and oxidative stress.
Plastics found in crop tomato, wheat tissue and stunt growth
A study by Griffith University found microplastics and nanoplastics reduced plant growth and entered plant tissues through soil, raising concerns about food safety. Fibre-shaped plastics had the most effects on plant growth, with nanoparticles transported within plants.
A new mechanism for light-controlled plant growth
A team at Osaka Metropolitan University discovered a new mechanism behind light-controlled plant growth. Light enhances adhesion between the epidermal and inner tissues in plant stems, allowing plants to strengthen their cell walls and regulate growth.
How do plant roots grow in unpredictable temperatures?
Researchers found that auxin's partner proteins serve as internal plant 'thermostats' that directly sense temperature and change genetic programs to direct root growth accordingly. This discovery could lead to engineering plants that withstand extreme temperatures, protecting crop productivity under challenging conditions.
Does atmospheric dust give plants nutrients through their leaves?
Research in New Phytologist reveals that plants can obtain essential nutrients like phosphorus and iron from atmospheric dust settling on their leaves. In a Mediterranean field study, dust application increased plant macronutrient and micronutrient concentrations through mildly acidic leaves.
Stabilized hybrid photocatalyst boosts artificial photosynthesis efficiency
Researchers develop hybrid photocatalyst system to overcome light-induced damage in molecular catalysts, significantly improving CO2-to-formate quantum yield from 6% to over 27%. The new design ensures selective excitation of semiconductors and prevents unwanted photochemical reactions.
VertINGreen unveiled turning indoor green walls into smart, living systems breathing life into buildings
Researchers have developed VertINGreen, a web-based platform that transforms vertical green walls into intelligent environmental systems using remote sensing technology and machine learning. This system enables precise planning and real-time monitoring of indoor plants, reducing maintenance costs and increasing the benefits of green wa...
Evolution in fast-forward: How thale cress adapts – or goes extinct
Researchers tracked genetic changes in Arabidopsis thaliana across 30 sites over five years, finding most populations adapted to local environmental conditions. However, some populations went extinct due to genetic drift, highlighting the importance of preserving biodiversity.
How do thirsty plants hold out during drought?
Salk Institute scientists created a high-resolution atlas showing how droughts affect plant cells. They identified a gene, Ferric Reduction Oxidase 6 (FRO6), that could be targeted to create more resilient crops. FRO6 expression in mesophyll cells partially maintained leaf growth under drought stress.
This odd little plant could help turbocharge crop yields
Researchers discover a unique protein component, RbcS-STAR, that helps concentrate carbon dioxide around Rubisco, boosting photosynthetic efficiency. This breakthrough could lead to more sustainable food production by improving crop yields while reducing environmental impact.
How moss helped solve a grave-robbing mystery
A tiny clump of moss played a crucial role in proving a crime had taken place at Burr Oak Cemetery in Illinois. The moss's age was determined to be only a year or two old, bolstering the case against the cemetery employees, who were ultimately convicted in 2015.
Temporal dynamics of predatory nematodes in Guam reveal effective biological control of Meloidogyne spp.
A recent study published in Frontiers in Plant Science found that beneficial nematodes, including predatory nematodes, play a crucial role in regulating pest populations in tropical soils. The research shows that these natural allies can suppress harmful plant-parasitic nematodes, leading to improved crop yields and reduced losses.
Rice gene discovery could cut fertiliser use while protecting yields
Researchers have identified a master regulator in plants that balances root and shoot growth when nutrients are limited, leading to yield increases of up to 24% in rice plants. This breakthrough could ultimately improve global crop yields while reducing dependence on synthetic fertilisers.
Plant hormone therapy could improve global food security
Researchers at Colorado State University have found a way to boost plant growth while maintaining its immune system through hormone treatment, showing promise for increasing food production. The approach involves genetically manipulating phytohormone interactions to restore cell division and increase disease resistance.
What freezing plants in blocks of ice can tell us about the future of Svalbard’s plant communities
Svalbard's polar willow plant community, a critical food source for reindeer, was found to be resilient to icing due to consistent production above-ground during summer warming. The study suggests that even with extensive winter ice encasement, some plants can thrive through increased above-ground production and seed dispersal.
Pollen counts can be predicted by machine learning models using meteorological data with more than 80% accuracy even a week ahead, for both grass and birch tree pollen, which could be key in effectively treating hayfever
Researchers developed machine learning models that accurately forecast pollen counts for both grass and birch tree pollen, enabling early warning systems. This breakthrough could lead to more effective hayfever treatments by allowing individuals to take preventative measures before symptoms appear.
First-of-its-kind automated root imaging platform speeds plant discoveries
The new platform at ORNL's APPL facility combines robotics and AI to deliver in-depth insights for plant transformation. Massive datasets generated by the platform are analyzed using AI and ORNL's Frontier exascale supercomputer.
How plants control fleshy and woody tissue growth
Researchers discovered that thermospermine, a small positively charged polyamine molecule, regulates vascular development by promoting the translation of SAC51 transcription factors while inhibiting LHW. This study sheds light on how plants fine-tune their vascular systems to produce soft edible storage organs or rigid woody tissue.
Rapid response launched to tackle new yellow rust strains threatening UK wheat
A new strain of yellow rust pathogen has broken down a key resistance gene, leaving over 50% of the UK's wheat acreage vulnerable. Researchers are racing against time to find new resistance genes and breed them into modern wheat varieties.
How rice plants tell head from toe during early growth
A team of scientists from Tokyo Metropolitan University discovered how fertilized rice seeds begin to divide and establish their body axis. They found that the process involves radical steps different from Arabidopsis, with cells acting collectively to allow axis development despite apparent randomness.
Scientists debunk claim that trees in the Dolomites anticipated a solar eclipse
Researchers examined evidence and offered a simpler explanation for increased electrical activity in spruce trees, finding no evidence of anticipation or communication. The study suggests that plants can perceive environmental changes but only respond to significant challenges.
Scientists empower an AI foundation model to accelerate plant research
A new method called Distributed Cross-Channel Hierarchical Aggregation (D-CHAG) accelerates analysis of hyperspectral data, enabling faster AI-guided discoveries for high-performing crops. The approach reduces computational bottleneck and increases efficiency, making it possible to extract subtle patterns in plant physiology.
Plant science with a twist
Researchers have found that twisted growth in plants is not due to null mutations, but rather changes in gene expression in the epidermis layer. This discovery could help crops thrive in challenging conditions with rocky soils.
UAlbany researcher wins grant to study impact of PFAs ‘forever chemicals’ on edible crops, food quality
A UAlbany researcher will study how PFAS 'forever chemicals' accumulate in plants, affecting their nutritional quality and safety. The study aims to understand the dynamics of PFAS in soil-plant systems and develop regulatory standards to protect public health.
Roots reveal a hidden carbon pathway in maize plants
A new study reveals that maize roots can absorb CO2 from the soil atmosphere, contributing to plant biomass and challenging traditional views on carbon balances in croplands. The root system plays an active role in regulating carbon flows between soil, plants, and the atmosphere.
Optical properties of plants reflect ozone-induced damage
Researchers developed a non-invasive OCT scanner to measure environmental stress in plants. The device reveals internal structural changes caused by ozone exposure, enabling early detection of deficiencies or stress-induced changes.
Machine learning offers growers a new tool for predicting crop water use
A new study demonstrates strong performance in predicting daily crop transpiration using machine-learning models and high-resolution lysimeter data. Machine learning can reliably predict daily transpiration from environmental conditions and plant characteristics, highlighting an important conceptual step toward plant-driven prediction ...
Myosin XI-1: A key molecular target for salt-tolerant crops
Researchers found that myosin XI-1 modulates salt tolerance, leading to lower Na⁺ accumulation and higher chlorophyll levels. The study suggests functional diversification among myosin XI members, offering a new strategy for improving crop resilience to salinity.
Plant breeding discovery could pave way for new crop species
Researchers have identified a specific pollen signal from the cabbage family that governs species recognition, allowing plants to recognize which pollen grains are compatible and reject others. This breakthrough could pave the way for new crop species with improved traits.
New volume explores India’s wild vegetables and their scientific, nutritional, and cultural value
This book provides an in-depth overview of 120 wild vegetable species from India's Western Ghats biodiversity region, covering their morphology, phytochemistry, traditional uses, and nutritional composition. It connects indigenous knowledge with modern plant science to promote the sustainable use of underutilized edible plants.
As in cacti: CAM photosynthesis discovered in carnivorous plants
Butterworts have evolved CAM photosynthesis, a pathway similar to that of cacti and succulents, allowing them to thrive in dry habitats. This adaptation enables the plants to conserve water and produce sticky mucilage for trapping prey.
Turbo Platform for Plant Research
Scientists have created a micro-algal platform that allows for automated and fast testing of chloroplast genetic modifications, opening up plant chloroplasts to high-throughput applications. This platform enables researchers to fine-tune genetic circuits and identify which modifications have real potential.
Extra iron helps stressed out wheat grow up big and strong
Researchers have discovered that extended periods of high stress in wheat crops can lead to iron deficiency and stunted growth. By reducing iron deficiency with a synthetic organic molecule called PDMA, plants are able to improve photosynthesis and biomass under heat stress conditions.
Africa acacias ‘go for broke’ to grow, use up water to survive drought
Researchers studied the genetic response of umbrella acacia and splendid thorn acacia to drought stress. The study found that umbrella acacias prioritize continued growth over water conservation when water is scarce, using up all accessible water to survive severe droughts. In contrast, splendid thorn acacias invest in water conservati...
Synthetic biology to supercharge photosynthesis in crops
Australian researchers have developed tiny compartments to help supercharge photosynthesis, enabling plants to fix carbon more efficiently. The team engineered encapsulins that can house the enzyme Rubisco in a confined space, allowing for fine-tuning of compatibility for future use in crops.
Seismology meets botany: Utah geologist applies vibration science to saguaros
A University of Utah geologist used earthquake-monitoring tools to analyze how towering saguaro cacti respond to wind and ground motion without harm. The study found that saguaros' resonance frequencies vary widely across their height, with stiffness near the bottom and flexibility at the top.
Roots in the dark: Russian scientists uncover hidden carbon dioxide uptake in plant roots
Researchers found that plant roots can actively absorb CO₂ from the soil, with this process influenced by light, fertilizer, and atmospheric conditions. Root-based CO₂ absorption may be an alternative carbon nutrition pathway.
Announcing the Jane Silverthorne Postdoctoral Fellowship Program
The Jane Silverthorne Postdoctoral Fellowship Program provides comprehensive support for groundbreaking research in plant science. The program aims to nurture innovative scientists and foster collaboration between disciplines.
Stowers Institute recruits renowned developmental and evolutionary biologist from HHMI’s Janelia Research Campus
David Stern, a Senior Group Leader at Janelia Research Campus, joins Stowers Institute to uncover new avenues of biology with enormous implications. His lab discovered 'bicycle proteins' that trick plants into growing protective homes for aphids, shedding light on the battle between plants and insects.
Some plants can make their own fertilizer with this one weird trick. Scientists say they learned it more than once.
Researchers found that bean plants and other species evolved a predisposition for the symbiosis at least three times, supporting a long-standing theory. This biological trick allows plants to access atmospheric nitrogen, boosting crop yields.
Touch sensor of the carnivorous plant Venus flytrap revealed
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.
From bud to branch: How buds communicate to shape plant architecture
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.
AI-powered insights reveal how bamboo ages under heat and humidity
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.
Game-changing biotech for engineering pathogen-resistant crops
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.
Unraveling the proton translocation dynamics behind photoprotective mechanisms in plants
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.
All DRII-ed up: How do plants recover after drought?
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.
How drought and ozone pollution team up to reduce soybean yield
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.
Plant biologist Lucia Strader joins Salk faculty to study plant growth signaling
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.
New CABI-published book Planet Fungi: A Photographer’s Foray is a ‘feast for the eyes’
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.
Researchers identify protein that evolved to enable photosynthesis in land plants
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 identify key survival strategy for soybeans during heat and drought
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.
Novel biosensor allows real-time monitoring of sucrose uptake in plants
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.
Forest trees and microbes choreograph their hunt for a ‘balanced diet’ under elevated CO2
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 engineer plants for optimal biofuel production
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.
Moon-Rice: Developing the perfect crop for space-bases
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.
Gas leakage triggers wound healing in plants
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.
Sugar, the hidden thermostat in plants
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.