Articles tagged with Leaf Development
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
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Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
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Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
A team of researchers at UMass Amherst has developed a way to use curved creases to give thin curved shells a fast, programmable snapping motion. This technique avoids the need for complicated materials and fabrication methods, enabling rapid shape changes in structures.
Researchers from UC Davis examine how plants adapt to diverse environments, shedding light on the tomato genome's response to stress and its potential applications in crop improvement. They also uncover previously unknown information about the wild and cultivated tomato genomes.
Researchers at Royal Holloway are working on a novel treatment for spinal cord injury, using an engineered form of chondroitinase to break down scar tissue and promote regeneration. The project aims to overcome the technical hurdle of delivering the protein to the injury site, a crucial step towards translating it into a clinical therapy.
Researchers developed Easy Leaf Area to accurately measure leaf area from digital images in seconds, essential for estimating crop yields and plant growth. The software can process hundreds of images and save results to a spreadsheet-ready CSV file.
A new study at LMU Munich finds that day-length, rather than temperature, determines the timing of leaf emergence in many plant species. This adaptation helps plants avoid late frosts and allows them to thrive in warmer climates.
A new species of leaf miner from the Gracillariidae family has been discovered in Brazil, exhibiting a unique life cycle. The species, Spinivalva gaucha, does not have a sap-feeding instar and instead feeds on upper leaf tissue from hatching.
Researchers discovered predictable relationships in leaf vein systems that can predict past climates using the fossil record. The study found larger leaves have major veins spaced further apart, regardless of other variations.
Scientists developed a computer model to accurately emulate leaf growth from a bud, discovering simple rules controlling leaf shape. The model, created using molecular signals and an inbuilt orientation system, can now help identify genes controlling leaf shape and understanding plant development.
Researchers discovered that submerging azalea cuttings in 50°C water eliminates the deadly fungal disease. The study found that all 12 cultivars were tolerant of short submersion durations, making hot water treatment a viable alternative for disease control.
Scientists have developed the first practical artificial leaf that can mimic photosynthesis, converting sunlight and water into electricity. The device is made of inexpensive materials and works stably, with the potential to provide affordable power for homes in developing countries.
The American Society of Plant Biologists has launched 'Teaching Tools in Plant Biology' in The Plant Cell, a monthly online feature with regularly updated sets of teaching materials on important themes in plant biology. Peer-reviewed tools are designed for upper-level undergraduates but can also be adapted for introductory courses.
Researchers at CSHL identify a family of mobile small RNAs, called ta-siRNAs, that act like morphogens to establish the top/bottom axis in leaves. These RNA molecules generate a concentration gradient across each leaf, dividing cells into distinct sections with sharply drawn boundaries.
A team of researchers at the University of California, Riverside, has discovered a molecular mechanism that allows plant cells in thin structures like leaves to develop in a jigsaw-like pattern. This unique pattern provides the leaf with an extraordinary degree of strength, enabling it to grow and thrive.
A team of scientists at the University of Rhode Island tested shallow marine systems' response to increased nutrients, focusing on eelgrass survival. They found that rapid leaf elongation and low root growth can indicate a poor prognosis for bed survival in these ecosystems.
A UMass anthropologist has investigated the dental development of an extinct primate species, revealing that these early primates developed teeth rapidly to adapt to their environment. The study found that these ancient lemurs had highly developed teeth by birth, allowing them to survive on solid food shortly after birth.
Biochemist Joe Ogas' research on the PICKLE gene reveals a biochemical switch that could help understand cancer and develop new oil crops. Plants with mutated genes produce roots storing oils like seeds do, but also exhibit pickle-like swellings.
A recent study suggests that aspirin-like drugs could be useful in treating cancer by reducing tumor growth and angiogenesis. The researchers found that eliminating the gene for cyclooxygenase-2 (COX-2) or using COX-2 inhibitors significantly slowed down lung tumor growth in animal models.
A Yale study reveals that plants adjust their growth patterns to optimize photosynthesis based on light intensity, direction, and wavelength. This breakthrough could lead to more resilient crops in less favorable light conditions.
A longitudinal study found that impulsive children are more prone to injuries, with those who overestimate their physical abilities experiencing more medical attention. The research suggests targeting vulnerable temperaments in injury prevention programs.
The Center for Ion Mobility Spectrometry (IMS Center) brings together top researchers to develop new applications and advance fundamental research in ion mobility spectrometry. The center aims to expand the technology's utility into new areas, improving detection of hard-to-detect molecules like pesticides and environmental contaminants.
Rapid population growth is projected for Africa, Asia, and Latin America due to high fertility rates and declining mortality rates. In contrast, developed countries like Europe, North America, and Japan face below-replacement levels of fertility, but may experience modest increases in population.
A new tool, the Implicit Association Test, measures unconscious components of prejudice, revealing automatic preferences and biases. The test has been used to demonstrate prejudice towards various racial, ethnic, and gender groups, highlighting the need for self-awareness and understanding.
A new liquid-manure applicator developed at Purdue University can be integrated into precision farming setups, improving nutrient management and reducing environmental impact. The equipment uses GPS technology and flow measurement systems to accurately apply manure, increasing its value as a sustainable fertilizer source.
Developed by Rensselaer Polytechnic Institute, adaptive current tomography (ACT) aims to improve breast cancer screening without radiation exposure. The system uses electrical conductivity and permitivity measurements to detect tumors, offering advantages over X-ray mammography.