Articles tagged with Animal Research
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.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
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.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
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.
Researchers found that Old World fruit bats produce bio-sonar clicks with their wings, enabling them to find their way in the dark. The ability is poorer than that of other echolocating species, but provides insight into how echolocation evolved over time.
The study uses LiDAR and remote sensing to create detailed maps of vegetation cover that provide concealment for prey, helping researchers understand the impact of human activities on wildlife habitats. The findings have implications for land management decisions and restoration of landscapes.
Scientists have developed a novel approach to treating asthma by targeting the trigger - dust mite allergens. The newly created compound significantly dampened immune responses in rats exposed to various allergens, suggesting a potential breakthrough in asthma treatment.
Researchers at Queen Mary University of London studied goats' physiological, behavioral and vocal indicators to understand their emotional states. They found that goats exhibit subtle positive emotions through ear position and call stability, paving the way for improved animal care.
Researchers developed a new peptide that promotes functional recovery following spinal cord injury, with 21 out of 26 animals regaining bladder control, movement, or both. The peptide allows nerve fibers to overcome scarring and promotes serotonergic sprouting, enabling critical functions to be restored.
A recent survey in Honduras found that residents prefer to hunt and consume female Valle de Aguán spiny-tailed iguanas carrying eggs. This unsustainable practice is threatening the species' extinction. The study recommends educating residents on sustainable harvesting methods to mitigate the impact.
A new study reveals that traumatic brain injury can accelerate dementia by disrupting the brain's waste removal system, specifically the glymphatic system. This impaired system allows toxic proteins to accumulate in the brain, setting the stage for neurodegenerative diseases.
Researchers have discovered a common 'genetic toolkit' for behavioral traits across different species, including house mice, stickleback fish, and honey bees. Shared gene expression patterns were found in response to intruder threats, suggesting molecular similarities run deeper than brain structural differences.
A research team analyzed gyrencephaly index of 100 mammalian brains to identify a threshold value that separates species into two groups: highly folded and less folded. The study found differences in cortical folding did not evolve linearly across species, with life-history traits influencing brain development.
The IBS research team discovered that dsRNAs activate Protein Kinase R (PKR), regulating protein synthesis and mitotic processes. Disruption of PKR activation led to defects in cell division.
A review of 90 studies found consistent declines in semen volume and sperm performance, as well as increases in malformed and DNA-damaged sperm with increasing male age. This decline in semen quality is a significant concern for couples delaying childbearing and may contribute to increased infertility rates.
Researchers have confirmed the discovery of a new bird species, the Sulawesi streaked flycatcher, after 15 years. The bird has distinct plumage, body structure, song and genetics compared to other flycatchers, confirming its classification as a new species.
Researchers uncover fossils of Cambaytherium thewissi, a 54.5-million-year-old animal that provides a window into the common ancestor of horses, rhinos, and tapirs. The discovery supports the idea that Perissodactyla evolved in India while it was an island.
A Tel Aviv University study found that reptiles with reduced reproductive rates and plant-rich diets lived longer than those with faster growth and early reproduction. Herbivorous reptiles consumed fewer calories and took a more leisurely pace, leading to increased longevity.
Researchers at Stanford University have identified a brain structure that plays a crucial role in learning and memory, which becomes disrupted when the circadian clock is out of sync. The study found that surgically removing the suprachiasmatic nucleus (SCN) from Siberian hamsters restored their memory abilities.
Researchers found that even brief oxycodone exposure can impair cognitive flexibility in rats, leading to maladaptive decision-making. The study suggests that this 'cognitive hangover' may contribute to drug addiction.
Researchers found that mice eat less when their liver stores high levels of glucose, suggesting a link between the liver and brain in regulating appetite. The study's findings could lead to new therapeutic targets for improving diabetes and obesity.
Researchers developed a wireless, light-sensitive film that can stimulate neurons and potentially treat age-related macular degeneration (AMD). The new device outperforms existing technologies in terms of durability, flexibility, and efficiency.
Researchers at ETH Zurich have developed a novel gene regulation method that enables thought-specific brainwaves to control the conversion of genes into proteins. The system uses EEG headsets to transmit brainwaves wirelessly to an implant, which regulates gene expression through light-sensitive optogenetic modules.
A team of researchers at Florida State University has made a groundbreaking discovery in the field of plant genetics, shedding light on how plants regulate their genetic material. The study found that certain regions of DNA are hypersensitive to enzymes, allowing scientists to identify new biochemical signatures and gain a better under...
A team of over 100 experts analyzed 144 carefully chosen species and 1,000 insect transcriptomes to reconstruct the insect tree of life. The study reveals that insects originated around 480 million years ago and developed wings 400 million years ago.
A nearly complete 9,300-year-old frozen bison mummy was recently uncovered in Eastern Siberia. The Yukagir bison mummy has a preserved brain, heart, blood vessels, and digestive system, providing valuable insights into the biology of the species at the end of the Ice Age.
A newly created turmeric-based formulation releases curcumin's anti-inflammatory goodness throughout the body, halting acute inflammatory reactions and recruitment of immune cells. The study suggests that this delivery system could be used to prevent certain diseases and combat chronic inflammation.
Researchers at Salk Institute have healed injured hearts of living mice by targeting four specific molecules that suppress regenerative programs. This finding provides proof-of-concept for a new type of clinical treatment to fight against heart disease, which kills over 600,000 people annually in the US.
Leading scientists have developed a research strategy to expand Geroscience research, focusing on integrating 'pillars of aging' into chronic disease research. The goal is to extend lifespan and healthspan, while offsetting the economic burdens of an aging population with multiple chronic diseases.
Researchers at the University of Illinois have created a new online tool to study postnatal brain growth in human infants based on similarities with the piglet brain. The tool, an MRI-based brain atlas for four-week-old piglets, offers a three-dimensional averaged brain and anatomical regions of interest.
Polar bears use scent associated with their paws to convey information about their social status and reproductive readiness. The study suggests that climate change could disrupt this vital communication method, impacting the animals' ability to reproduce successfully.
Scientists found that oxygen levels during the Proterozoic period were only 0.1% of today's conditions, making it difficult for animal life to emerge. This new study suggests that low oxygen levels may have delayed the rise of animals on Earth.
Researchers studied five bird species and developed a computer model to understand their efficient running behaviors. They found that birds prioritize energy conservation over stability, allowing for dynamic leg motion and adaptability. This study may inspire the development of more agile and efficient robots.
Scientists at UW-Madison and FAU developed models of swimming turtles, revealing that longer, rotund turtles outperform slender counterparts in terms of energy efficiency. The study's findings have significant implications for understanding animal behavior and predicting environmental interactions.
A new study published in Applied Developmental Science suggests that strong attachments to animals can help military-connected children develop resiliency and positive developmental traits. The study found that kids with deployed parents who had developed a deep bond with a family pet reported better coping strategies.
Poorly executed nanosafety experiments have led to a lack of new knowledge, with most projects being irreproducible due to inadequate particle characterization. The 'NanoScreen' programme aims to address this issue by providing pre-validated methods for lab experiments using standardized test materials.
A study found that heavy drinking in adolescence can lead to structural changes in the brain and memory deficits that persist into adulthood. Rats given daily access to alcohol during adolescence had reduced myelin levels and performed worse on a memory test later in life.
The Law of the Sea Convention permits researchers to track migratory marine animals using bio-logging techniques without advance permission from coastal nations. This allows for essential conservation data to be collected remotely, but can take too long to obtain consent for some nations' waters.
A new study has found that filoviruses, the family housing Ebola and Marburg, are at least 16-23 million years old. This pushes back their evolutionary roots and provides insight into the historical relationship between these two lethal viruses.
A new skin patch has successfully detected malaria proteins in live mice, paving the way for a less painful and more accessible diagnostic method. The patch, designed by Simon R. Corrie's team, captures multiple biomarkers for diseases like malaria, which could lead to improved diagnosis and treatment.
Researchers at EMBL found that IGF-1 enhances T-reg cell production, suppressing auto-immune diseases like type-1 diabetes and multiple sclerosis. The molecule is already approved for use in patients, paving the way for clinical trials.
Research from Durham University found that Alpine Chamois have decreased in body size over the past 30 years, with young animals now weighing 25% less than those of the same age in the 1980s. The study suggests that climate change is affecting how chamois behave, leading to reduced body size.
Researchers found that regular poor trimming can cause residual stress in nails, leading to shape changes and serious conditions. They suggest optimising nail shapes to reduce stress and promote health in both humans and animals.
Researchers identified alpha-glycosylceramides as the activating molecules for natural killer T (NKT) cells, a crucial subset of immune cells. The discovery reveals a surprising link between mammalian immune systems and bacterial communication systems.
A recent study published in Science suggests that global declines in carnivore populations could embolden herbivores to increasingly dine on preferred vegetation, leading to losses in plant and tree biodiversity. The research used GPS tracking and feeding experiments to measure how fear of predators influences herbivore behavior.
Scientists have developed a breath analyzer for dolphins, allowing for non-invasive diagnosis of health issues. The instrument captures metabolites in dolphin breath to identify changes associated with disease or environmental factors.
Researchers successfully replicated the sidewinder snake's ability to traverse sandy slopes using a modular snake robot, gaining insights into the animals' unique wave motion. By studying the snakes and physical model simultaneously, they learned general principles that allowed them to improve the robot.
Researchers are developing vaccines to protect against tick-borne diseases such as human monocytic ehrlichiosis caused by E. chaffeensis. The goal is to understand the pathogen's genetic makeup and develop a vaccine using essential genes.
Researchers have discovered a high level of biodiversity in the 'Coral Triangle', a region in the central Indo-Pacific Ocean known for its coral reefs. At least nine previously unreported species of zoantharians were identified, highlighting the need for further exploration and analysis of marine life in this area.
A new study reveals that slime-producing molecules produced by seaweed aid in the transmission of diseases like Toxoplasma gondii from land animals to sea otters. The parasite can be embedded in particles bound together by these polymers, which are then ingested by marine snails and eventually otters.
Researchers from the University of Bristol and the Natural History Museum found that sauropod skulls were sophisticated cropping tools, allowing different species to coexist by partitioning their diets. The study used biomechanical techniques and CT scans to investigate the feeding mechanisms of these giant herbivores.
A study published by LA BioMed researchers found that patients who tested positive for THC in their system had a lower mortality rate than those who didn't, with only 2.4% of THC-positive patients dying compared to 11.5% of THC-negative patients. The researchers suggest that THC may help protect the brain after traumatic injury.
Researchers compiled two new datasets on insect evolution, finding that families of insects with metamorphosis diversify more quickly than others. The findings suggest that these insects are responsible for a higher rate of diversification and a greater turnover of species.
A new study suggests that human activity, such as erecting fences and over-hunting, may be the major cause of declining cheetah populations. Cheetahs were found to incur more energy loss while searching for prey than during high-speed chases.
Scientists at Cincinnati Children's Hospital Medical Center developed a new cell transplantation therapy to treat mice with a rare lung disease. The therapy, using macrophages, corrected the disease in mice and showed promise for treating other human lung diseases caused by dysfunctional immune cells.
Researchers use zebrafish and rodents to identify efficient RNA delivery vehicles, a major breakthrough in disease treatment development. The technology enables the rapid testing of hundreds of drug-delivery systems, overcoming a significant bottleneck in biotech research.
A study by Max-Planck Institute found that great tits' risk-taking behaviour correlates with both metabolic rate and ambient temperature. Birds with high metabolic rates and low temperatures were more likely to approach predators.
Researchers at The Geisel School of Medicine discover that changes in metabolism, mediated by the HIF1α pathway, are critical for trained immunity. This finding has potential implications for preventing and treating inflammatory diseases and enhancing vaccine efficacy.
Researchers found camels to be the primary reservoir of Middle East respiratory syndrome coronavirus (MERS-CoV), shedding the virus in their nasal secretions for up to 35 days. Vaccinating camels may reduce transmission risk to people and other camels.
The National Institutes of Health has awarded $10.1 million in supplemental funding to bolster the research of 82 grantees exploring sex effects in preclinical and clinical studies. This investment encourages researchers to consider sex as a fundamental variable, leading to greater awareness of the need to study both sexes.
Researchers have discovered that the smell of cut grass signals distress and summons parasitic wasps to protect plants from insect attacks. The volatile organic compounds also play a role in drought tolerance and can help breeders develop new crop varieties with improved resistance to insects and drought.
Researchers have developed a new method for detecting bovine paratuberculosis using lymphatic fluid, which yields more positive results than traditional methods. The test has shown to be effective in identifying infected animals, with about 70% of tested animals being culled from their herds after one year.
Female northern swordtail fish are attracted to specific patterns visible in polarized light, increasing mating chances for males with higher polarization. The camera developed by Viktor Gruev captures real-time polarization properties of light, revealing new insights into vertebrate behavior.
A Dartmouth-led study finds that tropical reptiles can adapt quickly to climate change through natural selection. Researchers measured the thermal physiology of brown anole lizards and found that those who ran fastest at warmer temperatures had a higher survival rate, suggesting they may be better equipped to cope with heat stress.