Articles tagged with Plants
A new open access database of cactus ecology and evolution could help scientists and conservationists save species from the brink. The CactEcoDB offers an unprecedented window into the evolution, ecology and conservation needs of one of the world's most distinctive and endangered plant families.
Researchers identified a mechanism allowing plants to rapidly slow growth in response to extreme stress. By limiting growth-related compounds, plants pause development and cope with stress. The finding has practical applications for developing more resilient crops.
A new study finds that contributions from casual and highly active citizen scientists are equally valuable, with each group complementing the other. The research, led by Erin Grady, analyzed millions of observations on iNaturalist and found that both groups contribute to balancing biases in data collection.
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.
Researchers reveal that skin-cell calcium channel TRPV3 is activated by plant-derived fragrant molecules, leading to enhanced immune responses and potential new vaccine adjuvants. The study provides a novel understanding of immune crosstalk and offers a safer approach to enhancing vaccine efficacy.
Researchers found that combining fermented and unfermented cocoa beans can balance flavor and nutritional value, increasing the market potential of Amazonian cocoa. The study also identified new molecules with antioxidant properties, suggesting Amazonian cocoa as a superfood
Researchers at Colorado State University have identified four Fusarium species causing potato dry rot in the San Luis Valley, including one not previously found in the US. This study will help improve disease diagnosis and monitoring, as well as guide cultivar selection and breeding for disease resistance.
Researchers have discovered plant defense strategies against antibiotic stress, including chloroplast-centered adaptation and microbiome coordination. Plants accumulate antibiotics in roots, activate detoxification enzymes, and restructure endophytic bacterial communities to counter stress. These findings suggest plants as bioremediati...
A new international study reveals that the ancestors of modern crop viruses likely emerged before the last Ice Age, affecting both wild and cultivated plants. The viruses, spread by leaf-eating beetles, infect various crops and wild species, posing risks to agriculture and natural ecosystems.
Researchers have identified three new proteins, called epitopes, that help the body determine 'safe' foods, aiding in food tolerance and allergy understanding. The epitopes were found in seed proteins from corn, wheat, and soybean, and interact with regulatory T cells to inform tolerance-or-rejection decisions.
Researchers compared anime illustrations with actual bamboo, finding that the proportions of the muzzle differ significantly from natural patterns. The study highlights the importance of accuracy in scientific representation and suggests potential educational applications.
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.
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.
A study by MIT researchers found that nitrous oxide can hamper the growth of certain soil bacteria dependent on vitamin B12 for methionine biosynthesis. The findings suggest that N2O production in agricultural settings could influence microbial communities, potentially impacting crop health.
Researchers have discovered that native rice stink bugs have more genetic diversity than invasive species, which could help monitor the spread of insecticide resistance. This study provides valuable insights into pest management for Arkansas rice growers, who face significant costs due to the bug's impact on their crops.
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.
A study of over 8,000 tropical flowers found that their blooming periods have shifted by an average of two days per decade, with some species flowering up to 17 days earlier or later than they used to. This change could have significant ecological impacts on pollinators and herbivores.
Researchers have identified a new plant species, Clerodendrum kelli, with traditional medicinal uses by the Bugkalot people, found only in the Caraballo Mountain Range of Nueva Ecija. The species is Critically Endangered due to habitat loss and degradation, highlighting the need for stronger protection.
A new study reveals disparities in urban shade levels, leading to greater health risks and exacerbating the 'heat island' effect in cities. Wealthier neighborhoods tend to have more trees, resulting in better shade provision for pedestrians, highlighting a consistent link between wealth and neighborhood tree abundance.
A new study published in Building and Environment shows that larger indoor greening systems can make spaces feel up to two degrees cooler and more comfortable. The analysis also highlights the importance of using the right systems, lighting, and maintenance to unlock the full potential of indoor greening.
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.
Larry Steckel, a leading expert in weed science, has been elected Fellow by the Weed Science Society of America. His research program focuses on managing multiple-herbicide-resistant weeds in row crop production, providing critical data for farmers to prevent yield loss.
Researchers developed a two-step fermentation process to counter plant-based protein odors, achieving 95-99% smell removal. The method could benefit the global food supply, reduce environmental impact, and increase consumer acceptance of plant-based foods.
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.
The METAGROLAND project aims to improve environmental farming schemes by studying plant-pollinator interactions and land manager networks. Key findings include the development of practical guidance for agri-environmental schemes that align ecological processes with real-world management.
The Chicago Botanic Garden and The Morton Arboretum have pledged to protect endangered species such as Cucharillo and Stone's Paphiopedilum through collaborative conservation strategies. These institutions will co-host the 9th Global Botanic Gardens Congress in 2027 to accelerate crucial conservation work.
Researchers from Incheon National University found that extended nutrient deprivation can significantly increase toxin content per cell in P. lima, even when cell numbers remain stable. This suggests that toxin risk may increase quietly under nutrient-poor conditions without obvious bloom expansion.
A study analyzing data from Berlin's Flora Protection Program found that biological threats, especially from highly competitive native species, pose a greater threat to urban biodiversity than non-native species. Threats related to agriculture, nutrient inputs, and urban development are also significant drivers of decline.
Researchers found that the green-flowered Aeschynanthus acuminatus evolved on the mainland, not in Taiwan, and adapted to shorter-beaked birds. This contradicts the Grant-Stebbins model of plant evolution, which predicted the species would evolve in Taiwan with new pollinators.
Scientists at Northwestern University have determined the three-dimensional structures of rye pollen's cancer-fighting molecules, secalosides A and B. This breakthrough opens the door to exploring how these molecules interact with the immune system and could inspire new approaches to cancer therapy.
An updated Cochrane review of 21 clinical trials involving over 2,100 adults found no high-quality evidence that cannabis-based medicines reduce neuropathic pain more than placebo. Small improvements were reported by patients using products with both THC and CBD, but these changes were not clinically meaningful.
A recent review of bamboo consumption found promising health benefits, including improved metabolic health, reduced inflammation, and antioxidant activity. However, caution is advised due to potential risks associated with raw or improperly prepared bamboo.
A global report highlights fragmented data systems and lack of standardization hindering botanic gardens' contribution to biodiversity conservation and scientific research. Researchers call for a unified, equitable global data system to transform how living collections manage and share information.
Researchers have engineered grasses to produce a purple pigment in response to specific chemical cues, allowing for non-destructive detection of chemical exposure. This breakthrough enables plants to act as sentinels in the field, reporting adverse conditions that may impact crop and human health.
Plants deploy a faster communication system, using jasmonate-dependent immune signals to initiate systemic immunity within hours of infection. This discovery opens new possibilities for engineering crops that respond more quickly to infection, limiting disease spread and yield loss.
Bucknell researcher Chris Martine identified a new species of bush tomato, Solanum nectarifolium, with specialized organs that produce sweet liquid to attract ants. This is the first known Solanum species with visible extrafloral nectaries, marking a significant discovery in biodiversity science.
A new model by researchers at Duke University explains how trees grow differently under rising carbon dioxide levels. The study found that an engineer's view of water movement in leaves can help explain tree growth patterns in a carbon-rich atmosphere.
A new study found that considering factors jointly can capture a more accurate representation of disparities in residential greenspace exposure, driven by structural racism. Exposure to trees and grass provides numerous benefits to physical and mental health, but inequities persist due to disinvestment in marginalized communities.
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.
A newly discovered Philippine pitcher plant, Nepenthes megastoma, is already at risk of extinction due to severe weather conditions and human encroachment. The species has limited population and is threatened by poaching, deforestation, and droughts.
Researchers at the University of Oklahoma and West Virginia University are studying concept flavored cigarillos to determine their potential for addiction. The study aims to inform the FDA's impending flavor ban on cigar products, which could have wider-reaching implications for e-cigarettes and tobacco-free nicotine pouches.
Researchers found a positive relationship between government support and voluntary planting of cover crops in Arkansas. The study showed that soybean-to-soybean rotation is the most common aftercover crop adoption, with voluntary cover crops increasing by 5% over the 2013-2019 period.
A recent study published in Neuropsychopharmacology found that rats with higher natural stress levels are more likely to self-administer cannabis. The study also identified links between stress hormone levels and cognitive flexibility, suggesting potential early markers for problematic drug use patterns.
The wood exhibits superhydrophobicity even after mechanical abuse, chemical attacks, and UV exposure, with water absorption reducing from 64% to 7%. The process is cost-effective, uses no fluorine, and can be applied to six species of timber.
A research team led by Göttingen University found that urban blue spaces play a critical role in food security and social inclusion in four major Indian cities. Women, the elderly, and marginalized communities most frequently collected, shared, cooked, and sold food products.
A new study highlights 21 critical barriers to implementing green and blue infrastructure, including technical, social, economic, governance, and policy challenges. The research provides actionable strategies for practitioners and policymakers to enhance GBI resilience across diverse urban settings.
A newly discovered orchid species in Colombia is threatened with extinction due to climate change. The 'Nasar Effect' reveals that the species' demise is foretold by the conditions that threaten it, highlighting the need for international action to curb greenhouse gas emissions and boost conservation efforts.
The Philippines faces a widening rice gap due to stagnant farms, with national output remaining largely unchanged since 2017. Regionally tailored strategies are needed to boost production and reduce dependence on imported grain.
Researchers developed a standardized language for describing cannabis and hemp aromas, which can aid in quality assessment beyond THC potency. The study found that hemp and cannabis exhibit overlapping sensory profiles, with distinct aroma characteristics emerging from each.
A team of researchers compiled cases where mosses and their relatives helped solve crimes, showcasing the importance of botanical evidence. The study found that mosses can be used to confirm details of crime locations, with examples dating back to 1929.
A recent paper in the journal Science investigates the impact of drought on grasslands, finding that moderate droughts do not lead to long-term losses. In contrast, extreme droughts can cause significant species loss and reduced plant life. The study's results have implications for global carbon and climate modeling.
A new study found that as temperature and CO2 levels dropped, trees increased their photorespiration, a process akin to labored breathing for plants. This led to an increase in CO2 release into the atmosphere, potentially keeping the climate habitable for plants.
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.
A study led by Göttingen University found that a group of algae, Coleochaetophyceae, gained complex body structures around 65 million years ago. The team analyzed genetic evolution and fossil evidence, revealing that plant-like complexity is an ancient potential that emerged multiple times.
A practical, evidence-based checklist developed by scientists at the University of Surrey is helping everyone plan their next greening project with confidence. The study found that mixed gardens, such as small front gardens with a tree, shrubs, and green walls, give the greatest economic benefits for their size.
Scientists from Salk and UC San Diego have discovered a new hybrid seagrass that demonstrates low-light tolerance, offering a promising solution for coastal restoration efforts. The hybrid combines the shallow-water Zostera marina with its deeper-water cousin Zostera pacifica, inheriting the latter's low-light toolkit.
A study found that narrow-ranging plant species in drylands have higher leaf water content than wide-ranging species, allowing them to store more water in their leaves. This trait helps these plants thrive in extremely arid environments.
Joseph Ecker, a Salk Institute professor, has received the Barbara McClintock Prize for his groundbreaking work in plant genetics and genomics. His research explores the epigenome, revealing critical details about plant immunity, drought recovery, and modern photosynthesis.
A team of international marine scientists urges reform to licensing and regulation of coastal restoration projects. The authors argue outdated systems hinder progress toward ambitious global targets to restore 30% of degraded ecosystems by 2030.
Researchers compared different drying conditions for seed rice using X-ray imaging, determining that germination potential and seed vigor are more affected by moisture content than temperature. The study found optimal drying parameters at 13-16% moisture and 122°F temperature, resulting in high germination rates and seed vigor.