Articles tagged with Plant Biochemistry
Researchers have identified genetic regions associated with environmental conditions like temperature and precipitation in wild crabapples. The study's findings could help breeders develop apple varieties more resilient to climate change.
Researchers at Bielefeld University propose a precise and unambiguous way to define chemotypes within a plant species, highlighting genetic and environmental factors influencing chemical composition. This systematic approach aims to improve understanding and practical applications of chemotypes in medicinal plants and agriculture.
Fungi can metabolize spruce defense compounds and attach a ribose sugar to reduce toxicity, allowing them to overcome chemical defenses and promote the growth of other fungi associated with bark beetles. The discovery provides a crucial survival advantage to the fungus and holds the key to successful bark beetle colonization.
A bacterial protein, PHYLOY, disrupts the mechanism controlling flower development in plants, converting reproductive organs into leaf-like structures. This finding sheds light on a plant disease affecting diverse crops and has economic consequences.
Researchers have produced the first gap-free broccoli genome, revealing a key genetic switch behind purple bud coloration. The study identified BoF3'H as a regulator of anthocyanin production, showing that disrupting the gene sharply reduces purple pigments and turns buds green.
A new kinetic model couples lignin and hemicellulose dynamics to sharpen biorefinery predictions. The model uses controlled kinetics to release phenolic compounds and acetic acid gradually, turning lignin-derived inhibitors into measurable proxies for tracking bond cleavage.
A global meta-analysis of over 4,200 studies found that microplastics can alter cadmium uptake and movement in plants, reducing oxidative stress and nutrient imbalance. However, the effects vary greatly depending on particle size, polymer type, concentration, and environmental conditions.
Scientists at Michigan State University and Czech Academy of Sciences have successfully recreated powerful compounds from deadly plants wolfsbane and larkspur, opening up new avenues for medicinal research. The discovery could lead to the development of new, sustainable drugs inspired by these natural products.
Wild plants offer valuable insights into adapting to disease, with research showing how plants evolve defenses against pathogens. This knowledge can inform more effective management of crop diseases, contributing to a better understanding of disease ecology and environmental threats.
Researchers discovered a new signaling pathway allowing plants to adjust protein production in minutes, not hours. Short sequence elements in messenger RNA act as molecular switches, enabling direct regulation of protein synthesis.
A team of geographers and climate scientists found that major drought in Samoa and Tonga forced Polynesians to migrate east into the Pacific. Climate modeling revealed increased rainfall in receiving islands and a shift in sea surface temperatures, creating powerful incentives for people to seek new opportunities.
Researchers at the Weizmann Institute of Science have successfully engineered a model plant to produce five psychedelic substances, including DMT and psilocybin, by identifying key genes and enzymes responsible for their production. The plant's ability to simultaneously produce multiple psychedelics has implications for treating mental...
Scientists have grown wheat containing super-sized starch granules, which could lead to healthier pasta and bread. The discovery has potential applications in various industries, including flour milling, paper making, and pharmaceuticals.
Researchers at Nara Institute of Science and Technology developed a practical, non-genetically modified brewing yeast that produces over nine times higher intracellular ornithine levels than the original yeast. The improved yeast retained normal brewing performance, making it suitable for value-added fermentation.
Researchers have discovered a previously unknown mechanism by which microbes boost plants' ability to survive in salty conditions. Pseudomonad bacteria stimulate the production of lignin, a tough substance found in plant cell walls, helping plants withstand environmental stress.
A research team has discovered that complex chemical signals merge in the environment to form dynamic 'chemodiversity landscapes' with emergent properties. These patterns can generate novel ecological effects, shaping entire ecosystems and influencing interactions between organisms.
Researchers found a unique protein called YAF9B that helps plants protect their stem cells from DNA damage. This discovery sheds light on how plants coordinate DNA repair processes, which could improve future crops by guiding more precise genome editing.
A UNIGE team studied the evolutionary history of plant mechanisms that protect against UV-B radiation in Marchantia polymorpha. They found that while the core mechanism is conserved, regulatory proteins play different roles in ancestral and modern plants, influencing their tolerance to light stress.
Healthy plants release chemical signals called VOCs that inform neighboring plants about competitive pressure, triggering adjustments in growth and defense strategies. Genetic analysis reveals shifts in biomass linked to changes in stress-response and cellular transport genes.
The study reports a green ion-exchange, self-catalytic strategy for turning pulp-waste lignin into high-performance wood adhesives. The optimized LA/CA adhesive showed strong dry and wet performance, meeting Type I plywood requirements and reducing costs by up to 69.6% compared to petrochemical-based adhesives.
A University of Washington-led team found that bean plants release gases to attract predatory wasps, which prey on caterpillars. This defense mechanism is mediated by a protein called INR, showcasing the tiny actions of one protein affecting behavior and protecting plant health.
Researchers identify glycosyltransferase genes that influence stevia's sweet compounds, leading to cleaner taste profiles. Cell-type-specific gene activity may be the reason for limited accumulation of desirable sweet molecules.
Researchers discovered that plants from arid regions have stronger suberin barriers in their roots, helping them cope with water stress. A new gene regulating suberin was identified, linked to the plant hormone abscisic acid, which plays a key role in responses to environmental stresses.
Researchers at the University of Liège discovered that surfactin, a molecule produced by beneficial soil bacteria, activates plant immunity by interacting directly with the plant cell membrane. This mechanism differs from classical immune recognition and provides a solid basis for developing targeted bio-based crop protection strategies.
A new genetic mechanism has been discovered in eggplants, allowing for precision breeding and maintaining attractive pigmentation under variable growing conditions. The study identified a previously unknown promoter switch in the SmMYB113 gene, which enables anthocyanin production even without light.
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.
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.
Researchers discovered that high humidity induces the production of CYP707A3, breaking down ABA and promoting stomata opening to release water. Plants lacking this enzyme are more vulnerable to water-soaking. The study reveals a molecular defense mechanism against water accumulation in plants.
A new study reveals that biochar nanoparticles directly enter plant tissues and enhance flowering by reshaping carbon allocation and regulating key genes. This discovery provides a new explanation for how biochar improves crop performance beyond its effects on soil fertility.
Researchers propose a new biochemical pathway, the 'Bloom cycle,' which converts nitrogen into essential compounds, boosting crop production and nutritional quality. This discovery suggests that photorespiration is not a waste of energy, but rather a vital process for plant survival.
Researchers created an automated method to quickly analyze the metabolic effects of natural products, such as kratom, using high-resolution mass spectrometry and molecular network mapping. This breakthrough provides a detailed view of how chemicals are reshaped by human metabolism, marking a major step in natural products research.
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.
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.
Mannitol outperforms other green additives in slowing re-polymerisation of cellulose-lignin linkages, cutting molecular weight and raising hydrogenolysis monomer yield. The additive forms an average of 28 hydrogen bonds per simulation box, effectively capping sites where carbocations normally form.
Researchers found that diverse plant communities emit more complex chemical signals, which can affect individual plants and the entire ecosystem. The study highlights the importance of biodiversity in maintaining natural signaling systems and supports sustainable agriculture practices to promote plant diversity.
Scientists at the University of York discovered a plant gene that produces a powerful alkaloid, securinine, in a unique process driven by bacterial-like genes. This finding allows for the mass production of valuable compounds in labs, reducing reliance on rare plants and harsh chemicals.
A new AI method has identified 51 old pea varieties with high starch and protein content, potentially suitable for producing plant-based foods. The study shows a close relationship between seed appearance and chemical composition, enabling partial prediction of properties based on images.
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.
Researchers at Chonnam National University identified a hidden molecular switch that quickly reprograms root development to withstand cold conditions. The discovery highlights opportunities to protect crops from rising climate instability by enhancing specific signaling pathways or stabilizing key regulators.
Researchers will leverage genetic diversity and advanced phenotyping to understand sorghum's stress resilience, linking genotype to phenotype through genomics and gene editing. The project aims to develop crops that thrive in stressful environments, informing engineering and breeding strategies for future climates.
A new iron transporter protein, OsIET1, has been identified in rice, crucial for delivering iron to young leaves. The study reveals OsIET1 mediates inter-vascular Fe transfer, promoting optimal plant growth and productivity.
Researchers discovered that plants respond to compacted soil by thickening their roots and changing their structure, allowing them to penetrate harder. This mechanism is similar to basic engineering principles, such as a pipe's diameter and outer wall strength affecting its ability to resist buckling.
Researchers achieved hydroxyl groups esterification and lignin dissolution through a two-hour pyridine-benzoyl chloride bath. The resulting fibers became photobleaching and stable under accelerated weathering, with a 15-unit ΔE* swing and 96% plunge in tensile strength.
The 2025 Tata Transformation Prize recognizes Padubidri V. Shivaprasad's epigenetic engineering for climate-resilient rice, Balasubramanian Gopal's sustainable bio-manufacturing platform using E. coli bacteria, and Ambarish Ghosh's cancer-targeting magnetic nanorobots.
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.
A study found that fungal oxalic acid (OA) regulates the extracellular domain (ECD) of CERK1 through site-specific deamidation, impairing chitin-triggered plant immunity. This mechanism enables fungal pathogens to suppress host defenses.
A collaborative research team is studying how photosynthetic cells retain 'heat stress memory', a key adaptive mechanism that could help crops withstand intense heat waves. The team aims to decode this process using genome-scale and high-throughput approaches.
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 new approach allows scientists to directly correlate gene expression with metabolite abundance, enabling the elucidation of complex plant natural product biosynthetic pathways. This method can help identify specialized cell types involved in producing therapeutically relevant chemical compounds.
Researchers show low-molecular-weight kraft lignin restores insulin sensitivity and slashes blood glucose levels in diabetic rats. The fractionation process is simple, scalable, and cost-effective, positioning lignin as a renewable and non-toxic active ingredient for functional foods or therapies.
A team of scientists at Heidelberg University has discovered a protein complex in chloroplasts that triggers the closure of microscopic pores on leaves to prevent water loss. This hormone, abscisic acid, is formed via biosynthesis and ensures plant survival during extreme drought conditions.
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.
University of Arkansas researchers have found a new way to clean wastewater of toxic and carcinogenic dyes commonly used in the garment industry. They developed an environmentally friendly solution using lignin, a low-cost biopolymer derived from plant cell walls.
Scientists developed a novel single-atom copper pesticide that maximizes copper utilization while minimizing environmental impact. The new Cu1/CaCO3 pesticide achieves high disease control efficacy and reduces copper soil residue by 20-fold.
Researchers found that conifer resin contains a mix of ancient and recent diterpenes, which may aid in combating bark beetles. The team's genetic analysis revealed that some diterpenes originated 300 million years ago, while others developed more recently and independently in different tree species.
The Danforth Plant Science Center has hired George "Cody" Bagnall as Director of its Field Research Site, a 140-acre testing ground for real-world plant science applications. The site allows researchers to test hypotheses in authentic field conditions, bridging applied and basic plant science with environmental realities.
Researchers at Washington University in St. Louis have identified a way for harmful bacteria like Pseudomonas syringae to bypass a plant's defenses using a protein called PmeR that detects auxin and activates genes making the germs more aggressive. This finding could lead to new approaches for protecting crops by understanding how bact...
Researchers found that freeze-drying preserves sulfoethylated kraft lignin's functional integrity, maintaining charge density, solubility, and sulfonic acid groups. Oven drying compromised performance, triggering chemical changes that reduced solubility and increased glass transition temperature.
Scientists have developed wheat plants that produce their own fertilizer through a bacterial work-around, opening the path toward less air and water pollution worldwide. This breakthrough could be a boon for food security in developing countries, especially Africa where fertilizers are often unaffordable.
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.