Articles tagged with Plant Anatomy
A new study found that the spatial arrangement of plants in drylands can be a sign of environmental degradation. Healthy ecosystems adjust their structure to cope with stressors, but degraded ones lose this adaptability and become more prone to further decline.
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 study published in Current Biology reveals that complex green organisms, including land plants and algae, evolved multicellularity almost a billion years ago. Researchers used gene sequencing data to pinpoint the emergence of this trait in filamentous algal lineages.
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.
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 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 study found that ocean acidification reduced the strength and density of fleshy seaweed tissues, making them more fragile and susceptible to damage. The research suggests that this could have drastic effects on coastal ecosystems, leading to a decrease in seaweed coverage and negatively impacting organisms dependent on these habitats.
Researchers at the University of Zurich developed PlantServation, a method that enables scientists to observe plants with great precision using AI and machine learning. The technique allows for the analysis of millions of images taken from various weather conditions, providing insights into how plants respond to environmental factors.
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 new technology called PHYTOMap allows researchers to study dozens of genes simultaneously without genetic manipulation, providing insights into plant responses to climate change. The method has the potential to improve crop resiliency and inform agriculture optimization.
The study reveals the life cycles of four Lonomia Walker species, characterized by unique morphological features. New parasitoids and host plants have also been discovered, shedding light on the complex relationships within this genus.
Researchers from Xi'an Jiaotong-Liverpool University identify vital differences between the plants, including pollinators and lifespan, confirming their classification. The study highlights the importance of recognizing every species for conservation programs.
A recent study by Kobe University researchers discovered that a leafless epiphytic orchid can conduct sophisticated photosynthesis through its roots, similar to leaves. The discovery reveals that the plant's roots carry out photosynthesis in a crassulacean acid metabolism manner.
The rediscovery of Thismia kobensis, a rare Asian fairy lantern species, provides new insights into its taxonomy and evolutionary history. The study reveals that the species has unique characteristics and may have evolved independently from other fairy lantern species.
A new framework incorporates plant physiology into fine-scale computer models of wildland fire, improving global fire forecasting. Plants' water and carbon dynamics influence combustion and heat transfer, affecting fire behavior and effects.
Cambridge researchers discovered that plants regulate the chemistry of their petal surface to create microscopic three-dimensional patterns reflecting different wavelengths of light, visible to bees. These patterns act as diffraction gratings producing an iridescent optical effect, which is essential for attracting pollinators.
Researchers at Kyushu University developed a new method to create highly detailed 3D models of plants and animals. Over 1,400 models are now publicly available for use in education, research, and virtual exploration.
A team of researchers developed a deep learning pipeline to analyze vascular system images of plants with high accuracy. The pipeline can detect vascular bundles, identify specific zones, and perform statistical analysis of traits in different stem internodes. This study has the potential to improve crop resilience and food security.
Research reveals Arisaema urashima's thread selectively reels in fungus gnats, a key pollinator, by trapping them inside the spathe. The plant's 'fishing rod' appendage also reduces fruiting rate if removed, emphasizing its crucial role in attracting primary pollinators.
Researchers from Tel Aviv University and the Hebrew University discovered charcoal remnants from olive trees at the Chalcolithic site of Tel Zaf, indicating intentional cultivation around 7,000 years ago. This marks the earliest evidence of domestication of a fruit tree worldwide.
A study published in Journal of Pharmaceutical Analysis found that the quality of mistletoe, a traditional Chinese medicine, is affected by its host plant. The researchers used metabolomics to investigate the influence of host plants and environmental factors on mistletoe's medicinal qualities. The results show that both host plants an...
Great Salt Lake wetland plants can accumulate hazardous metal pollution, which can be passed up the food chain to herbivorous insects. This study found high concentrations of lead, mercury, and other metals in plant tissues, threatening terrestrial ecosystems.
Researchers from the University of Zurich and University of Montréal developed a method to assess plant biodiversity across ecosystems using satellite imaging spectrometry. The study found that spectral diversity calculations can capture differences in plant community composition across all ecosystems studied, allowing for targeted fie...
Researchers discover that type 1 TPCs encode SV channels in plant vacuoles, while type 2 TPCs likely encode distinct ion channels. This study provides functional and evolutionary insights into the TPC family in plants, shedding light on their role in plant growth and defence mechanisms.
Researchers discovered that redwood trees have two functionally distinct leaves: one type specializes in converting sunlight into sugar through photosynthesis, while the other absorbs water. This adaptation allows the world's tallest trees to survive in a range of conditions, from wet forests to dry environments.
A study by New York University researchers found that plants make a trade-off between regeneration and defense responses after injury. The researchers used drugs typically used in neurobiology research to study the plant's responses to injury and found that targeting glutamate receptors can boost regeneration.
The study found that the distinctive pattern on the underside of the leaves is crucial for their size and strength. The unique vascular structure allows the plants to occupy a large surface area while maintaining low biomass.
Researchers at TUM explore the use of living trees in architecture, using photogrammetry and skeleton extraction to design structures that adapt to tree growth. They demonstrate a pavilion with a roof structure optimized to follow the shape of supporting branches.
A new study reveals that balancing iron and phosphorus levels is crucial to prevent chlorosis, a condition associated with yellowing leaves. The research team found that removing phosphorus can help restore photosynthesis, highlighting the need for more environmentally friendly agricultural practices.
Researchers used computational modeling and developmental genetic techniques to study grass leaf formation, finding that current theories are likely incorrect and a 19th-century proposal is closer to the truth. The discovery sheds light on how simple growth rules can generate diverse leaf shapes.
Plant scientists can now image above and below-ground structures with unprecedented clarity, revealing new insights into biological processes. The development of three-dimensional X-ray microscopy enables the observation of microscopic molecular and cellular processes driving plant phenotypes.
Researchers developed a cost-effective protocol for plant sample preparation and visualization, eliminating the need for stains and dyes. The new method harnesses the natural autofluorescence of tissues in plants, allowing for rapid visualization of plant anatomy across diverse taxa.
A team of scientists led by Assistant Professor Lae-Hyeon Cho identified a single mutation in the gene that codes for cytidine triphosphate synthase (CTPS), an enzyme crucial for early endosperm development. The study showed that overexpressing CTPS in genetically modified rice plants results in a larger endosperm, opening up opportuni...
Researchers have provided a detailed characterization of brain cortical cell diversity using Patch-seq technique. The study suggests that neurons within broad genetic families exhibit extensive anatomical and physiological diversity, highlighting the complexity of the brain's neural network.
Researchers found a stable liquid-gas interface on the Salvinia leaf, enabling drag reduction and anti-corrosion properties. Biomimetic artificial surfaces replicated this effect using 3D printing technology.
Scientists use venom shapes to identify distinct branches in the scorpion family tree, supporting a new evolutionary relationship. The study reveals that venom shape carries information about its function and has remained relatively unchanged over 300 million years.
Scientists used integrative taxonomy to recognize five well-defined species in the genus, including a newly described species from Colombia and Venezuela. The study highlights the importance of accurate species recognition for conservation priorities, with lianas contributing significantly to tropical forest diversity.
Scientists develop a new method for identifying palm species in the Neotropical genus Syagrus by analyzing the first few millimeters of the leaflet margin. This technique is useful when other morphological characteristics are unclear, providing a reliable alternative for species identification.
A team of researchers from Australia has discovered a high-altitude species of sedge in Tasmania, Lepidosperma monticola, which is unique to alpine vegetation and the smallest known species of the genus. The new species grows on mountains at elevations above 700m and can be distinguished by its fruit morphology.
Susan R. Wessler, a distinguished professor of genetics at the University of California, Riverside, has been awarded the Federation of American Societies for Experimental Biology (FASEB) Excellence in Science Award. She is internationally recognized for her work on plant genome structure and stability.
Climbing plants have evolved remarkable adaptations to ascend walls and trellises, with various modes of attachment, including twining, leaf-climbing, tendril-bearers, root-climbers, and hook-climbers. These structures enable flexibility and withstand mechanical stresses, allowing vines to efficiently transport water and nutrients.
A study found that insect feeding by a spruce gall adelgid caused large galls to form, inversely correlated with distance from buds. Chemical stimuli were determined to be the cause of gall formation.