Articles tagged with Plants
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.
Researchers from Purdue University have discovered a new process by which petunia flowers use volatile organic compounds to communicate with neighboring plants, revealing a key role for a karrikin-like signaling pathway. The study provides insights into the plant's immune system and its ability to respond to threats.
A CABI-led study found that the benefits of chatgroups in human health can be applied to plant health, with higher participation rates among younger members and those with less experience. The study also revealed that smaller chatgroups in Africa encouraged greater participation and helped shy members connect with others.
A new study by the University of Liverpool and international partners found that the summer solstice acts as a celestial cue to synchronize beech tree reproduction across vast distances in Europe. This synchronization has significant consequences for ecosystems, including disruptions in food webs and wildlife populations.
A study using forest inventory data from over 25,000 plots found that biodiversity strongly suppresses pathogens and pests in many plant and animal systems. The 'dilution effect' of biodiversity on forest pests is jointly controlled by diversity and phylogenetic composition.
Researchers have created an online survey to gather information from gardeners about ornamental plants showing 'invasive behaviour'. The results identified 251 potential invaders, including Mexican fleabane and Himalayan honeysuckle, highlighting the critical role of gardeners in early detection and prevention strategies.
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.
Researchers at Duke University have discovered how stem cells decide their fate by analyzing the activity of two key regulators, short-root and scarecrow, in real-time using light sheet microscopy. This finding has implications for understanding cell development and preventing diseases such as cancer.
Researchers found that blueberry blue color comes from external wax structures, not pigments in the skin. These structures scatter blue and UV light, giving blueberries their blue appearance to humans and birds.
A team of researchers identified interactions between four compounds governing plant cellular processes in response to stress signals. Liquid-liquid phase separation plays a crucial role in coordinating cellular pathways, allowing plants to thrive and survive in adverse conditions.
Researchers have developed a novel imaging method to study the intricate relationships within a fungal garden cultivated by leafcutter ants. The technique revealed crucial metabolites and enzymes driving plant degradation, highlighting the fungus as the primary degrader of plant materials.
Researchers in Italy cultivate four species of microgreens with bespoke nutritional profiles, providing a blueprint for soilless cultivation of nutritionally enriched plants. The study successfully produces microgreens with up to 14 times higher iodine content and 45% reduced potassium levels, catering to specific dietary requirements.
A Dartmouth-led research team created an experimental green roof to test the effect of native prairie microbes on soil microbial community development. Their findings demonstrate that active management accelerates soil development faster than passive reestablishment, fostering a more diverse and sustainable soil community.
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.
Researchers from the University of Delaware found that plants grown in simulated microgravity conditions are more prone to infections from Salmonella, a human pathogen. The study suggests that space-grown lettuce may not be as healthy for astronauts as previously thought due to its increased susceptibility to bacterial contamination.
The fungal pathogen Rosellinia necatrix produces antimicrobial proteins during host colonization, which helps it overcome the inhibitory effects of plant-hosted bacteria. This finding highlights the importance of antimicrobial strategies in plant-pathogen interactions.
Researchers at UC Riverside have identified a crucial protein that controls plant responses to stress and aging. The discovery reveals the importance of Golgi bodies in maintaining cellular health and highlights their potential role in human aging.
Researchers at the University of Toronto found that the liver generates palmitic acid and sends it to the developing brain when dietary levels are low. The study highlights the importance of palmitic acid for brain health, particularly during development.
New research reveals that domestication impacts the microbial communities associated with crops. The study found consistent effects on the plant microbiota across independently domesticated crop species in Mesoamerica and South America. Changes in seed mineral content were linked to changes in microbiome composition.
Researchers found that human migration to the South Pacific Islands led to a reduction in the uniqueness of plant species, with homogenization occurring over approximately the last 3,000 years. This process coincides with human occupation and modification of flora through introduced non-native plants and activities.
A study led by Prof. Haiping Wang at IVF-CAAS identified a plasma membrane-localized Ca2+ sensor BraCBL1.2 that functions downstream of BraCRa upon Plasmodiophora brassicae infection, enhancing clubroot resistance in Chinese cabbage.
A new type of ferric reductase, HYP1, has been discovered in plants to maintain root growth under low phosphorus conditions. The protein coordinates three hemes and can transport electrons across the plasma membrane to reduce iron availability.
Researchers discovered that plants eliminate IMA1 to prevent harmful bacteria from thriving, but increasing IMA1 levels makes leaves more resistant to attack. This finding suggests a deep connection between iron availability and the plant immune system.
Research reveals a single major gene controlling resistance to S-metolachlor in the Stanford, Illinois resistant population of waterhemp. This finding is significant due to the difficulty in studying weed resistance to soil-applied herbicides.
The study shows how interaction between plant hormone gibberellin and small RNA molecules enables the development of ovaries, followed by fruit and seeds in tomatoes. This knowledge serves as a basis for ways to increase tomato yield by manipulating the genetic and physiological basis of microRNA and hormone interactions.
A global study led by Colorado State University scientists shows that extreme drought has been greatly underestimated for grasslands and shrublands. The study found that the loss of aboveground plant growth was 60% greater when short-term drought was extreme, exceeding previously reported losses.
Researchers at UH are expanding research knowledge and building a new curriculum for students to address climate change impacts on food crops. They aim to improve plant growth and build resistance against extreme weather events, such as droughts and heat waves.
Linköping University scientists create an electrically conductive substrate, eSoil, which enhances crop growth by up to 50% in just 15 days. This innovation enables efficient water and nutrient management, making it suitable for urban environments and areas with limited arable land.
Plant scientists have discovered a sophisticated RNA defense system that plants use to attack gray mold cells, sending mRNA molecules that disrupt fungal cellular processes. This innovative approach could lead to the development of eco-friendly fungicides with minimal environmental impact and no harm to humans or animals.
The current emoji library underrepresents plant, fungus, and microorganism biodiversity while overrepresenting animals. This bias reflects known biases in biodiversity assessments and conservation analyses.
A new study by Prof. Ehud Meron and colleagues proposes that pairing spatial patterning and phenotypic changes is the missing link to understanding fairy circles. The researchers found that combining plant-level phenotypic changes with population-level spatial patterning can result in resilient ecosystem responses to water stress.
A global study on plant-herbivore interactions has confirmed variability in insect eating habits across different members of the same species of plants. Latitude is found to be a significant factor affecting herbivory variability, with more kinds of insects feeding on plants and its relatives at higher latitudes.
Researchers found that high plant diversity acts as a buffer against fluctuations in soil temperature, protecting ecosystems and agricultural productivity. Plant diversity increased shading and organic carbon content, reducing heat conduction and stabilizing soil temperature.
Researchers found that mycorrhizal fungi can significantly improve crop yields by up to 40% in fields with high levels of fungal pathogens. The inoculation was most effective when the soil had already been contaminated with pathogens, serving as a protective shield against further damage.
Researchers develop a mathematical model that analyzes the future survival of plants in a changing climate by studying how far wind can carry seeds. The model provides fast and reliable predictions of seed movement, considering factors like seed type, plant height, and wind speed.
A new study reveals that the protective effect of income has largely eroded in affluent neighborhoods over the past 40 years. This means that even if residents have more wealth, they won't be able to enjoy cooler temperatures as climate change worsens.
A recent study from the University of Copenhagen found that consumers rate vertically farmed greens similarly to organic ones. The study debunked consumer prejudices about vertically grown produce, showing that it can be just as healthy and natural.
A laboratory test shows that silicon application stimulates olive plant growth and increases nutrient absorption, particularly potassium. Plants treated with silicon grew longer stems and more branches than those without the element.
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 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.
Researchers at Eötvös Loránd University investigated how high salt concentrations affect wheat seedlings growing deep in the soil. They found that sodium has the most negative effect, while potassium and calcium chloride salts can be considered more environmentally friendly. High salt concentrations slow down greening process.
A recent study has provided significant genomic insight into tar spot of corn, a destructive disease causing $1.2 billion in yield loss. The researchers identified over 100 novel effectors that play a crucial role during infection, warranting further investigation.
Researchers found that green spaces alleviate extreme heat's negative impacts on human health, while densely packed buildings increase mortality risk. Urban design strategies incorporating different types of greenery are recommended to mitigate heatwave-associated mortality.
A new study reveals that sunflowers use different molecular pathways to initiate and maintain tracking movements, involving multiple light signaling pathways. The research also found that depletion of one or more light triggers has little effect on the sunflower's ability to track the sun.
A recent meta-study found that consuming fruit and vegetables contributes positively to bacterial diversity in the human gut. The study discovered that early childhood is a critical window for colonization with plant-associated bacteria, which have probiotic properties.
Researchers at UC Riverside successfully engineered a plant to turn beet red in the presence of a banned pesticide, enabling an environmental sensor without damaging its native metabolism. This breakthrough opens up possibilities for detecting other toxic substances like drugs and birth control pills in water supply.
A new study reveals that periodical cicada emergences have a cascading effect on forest ecosystems, shifting bird diets and leading to increased abundance of caterpillars and subsequent leaf damage. This research has implications for bird conservation and understanding the interconnectedness of complex food webs.
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.
A new study suggests that individual animals, like Lua the Antillean manatee, can be used as flagships to encourage engagement and behavioural change in conservation. These charismatic species often have unique characteristics that make them appealing to humans and can inspire policy changes.
Pre-contact agave species cultivated by early cultures like the Hohokam people continue to persist in Arizona's landscape. These domesticated agaves are distinct from their wild counterparts and offer a rare opportunity to study plant species unchanged since prehistory.
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 CABBI developed an economical method for producing succinic acid, a key chemical in food, agricultural, and pharmaceutical products, using acid-tolerant yeast. The new pipeline eliminates costly downstream processing steps, significantly reducing costs and emissions.
The research aims to understand the molecular response of plants to environmental stress by investigating the connection between two independent biochemical signaling pathways, ethylene biosynthesis and autophagy. The findings could lead to the development of high-yield, pathogen-resistant, stress-tolerant plants.
Researchers discovered a synthetic plant biology approach to prevent protein aggregation in human cells and nematodes, using the plant enzyme stromal processing peptidase (SPP) derived from chloroplasts. This finding opens the door to testing SPP as a potential therapy for Huntington's disease.
New plant cell walls exhibit significantly different mechanical properties compared to surrounding parental walls, enabling cells to alter their local shape and influence the growth of plant organs. Researchers have discovered that new cell walls in some plants are 1.5 times stiffer than the parental cell walls.
Researchers developed a proof-of-concept sensor that detects vibrations and changes in target position with high accuracy, using an innovative design to cancel out noise. The sensor's compact size, low cost, and long battery life make it suitable for various applications, including plant water status tracking and structural integrity d...
A team of international plant and forest researchers criticized the attribution of human characteristics to plants, stating that such claims are scientifically untenable. They analyzed two widely received books on forests and found no evidence to support assertions about tree feelings, communication, and altruistic behavior.
Most of the world's largest flowers (genus Rafflesia) are now on the brink of extinction due to habitat destruction and lack of conservation efforts. The study highlights the need for a joined-up, cross-regional approach to save these unique plants.
Researchers at UMass Amherst have found evidence for evolutionary syndromes in wild tomatoes, which explain the development of their unique color, sweetness, acidity, and aroma. The study provides valuable insights into how fruits evolve in the wild and will be useful for breeding more nutritious and appealing varieties of fruits.
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.