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.
A team of researchers has developed an individual-based computer model to assess the dispersal potential of juvenile little owls from Germany to suitable habitats in northern Switzerland. Key findings include inter-individual and sexual behavioral differences among juvenile little owls, with females tending to move more directionally.
A team of German and Indonesian scientists has discovered 103 new species of Trigonopterus beetles in Sulawesi, Indonesia, with names inspired by Star Wars and Asterix characters. The study highlights the importance of international collaboration to uncover previously overlooked species in tropical regions.
Researchers developed 'Autonomouse' system, allowing for up to 18 months of minimally disturbed mouse behavioral research. The 'smart house' combines animal welfare and efficient research findings, published in PLOS ONE.
Researchers at the University of Edinburgh have identified a crucial mechanism linking R-loops and Polycomb proteins to gene regulation in human cells. This finding has significant implications for understanding diseases associated with faulty Polycomb proteins or R-loop overproduction, including neurodegenerative disorders like ALS.
A new study reveals that disrupting the ability of wolves to travel on linear developments, such as pipelines and roads, can reduce their access to caribou habitat. This strategy is more effective and less invasive than traditional methods like wolf culling or building fenced enclosures.
Researchers studied pallid swifts, finding they can live in the air for 2-3.5 months without landing. This allows them to avoid predators and parasites on the ground, increasing their survival rate.
A study by UC Davis researchers found that DMT microdosing helped rats overcome a fear response associated with anxiety and PTSD, while also reducing immobility in tests measuring antidepressant effects. However, the regimen caused weight gain in male rats and neuronal atrophy in female rats, highlighting potential risks.
Researchers have discovered that the microscopic surface geometry of mako shark scales can control flow separation, reducing drag on smooth surfaces. This passive mechanism could lead to innovative designs to increase agility in aircraft and helicopters.
Researchers at QUT developed an innovative method using drones and infrared imaging to detect koalas with high accuracy, surpassing expert observers in some areas. The technique has great potential for improving management of threatened species and detecting invasive species.
Researchers have identified a new biomarker, ATOEA, that accurately detects cyanide exposure and persists in the body longer than the toxic compound. This breakthrough enables faster diagnosis and treatment of cyanide poisoning.
Research highlights unique animal cultural knowledge that benefits conservation, with insights into species-specific behaviors and social learning processes. Protecting 'social capital' by considering cultural diversity may be crucial for wildlife resilience and adaptation.
The study found that Britain's native mammalian carnivores have largely recovered since the 1960s, with otters, badgers, and pine martens showing significant improvements. The species' recovery is attributed to legal protection, conservation, and restoration of habitats.
Researchers discovered that snakes behave like light waves when colliding with obstacles, altering their trajectories through passive mechanisms. The study reveals insights into how limbless animals control their bodies in complex environments.
Researchers tracked bottlenose dolphins in Indian River Lagoon using radio-telemetry, revealing new insights into their social behavior, activities, and habitat preferences. The study found that dolphins spent most of their time traveling and milling together in groups, with a surprising amount of alone time, especially for juveniles.
Researchers have developed a human-on-a-chip model that can mimic the effects of chronic drug exposure, overcoming limitations of previous organ-on-a-chip systems. This breakthrough technology allows for realistic replication of system responses to compounds, enabling more accurate prediction of toxicity and efficacy.
Researchers found four different types of eggs from birds, lizards, and crocodiles, suggesting a shared nesting site. This discovery provides evidence of an ancient ecological strategy where animals co-habited and safely incubated their eggs together.
Researchers at the Allen Institute have created the largest single-cell database of mammal organ development, tracing gene expression from a single cell to fully formed organs. The study provides valuable insights into human biology and developmental diseases, with potential applications in understanding common adult diseases.
A new study reveals that Homo sapiens colonized the South Asian rainforest by hunting primates and other small mammals 45,000 years ago. The researchers found remains with cut-marks and burning at the oldest human archaeological site in Sri Lanka, alongside sophisticated bone and stone tools.
Researchers discovered that some Australian sea snakes can sense light on their tail skin, prompting them to withdraw their tails under shelter. This unique ability, found in only six species of sea snakes, helps protect their vulnerable paddle-shaped tails from predators.
Researchers found that acacia ants can sense vibrations caused by mammalian browsers and respond accordingly. The ants patrol the branches more actively when they detect these vibrations, allowing them to navigate towards the source of the threat and defend their tree.
Researchers found a correlation between accumulation of endocrine-disrupting chemicals and equine metabolic syndrome severity, suggesting these chemicals may contribute to the disease. The study suggests that reducing exposure to EDCs could help prevent EMS in horses.
A new method uses machine learning to automate the process of preparing digital photos for analysis, allowing researchers to identify individual animals by their unique markings more efficiently. The system will accelerate studies on giraffe populations and can be applied to other species with similar identifying patterns.
Researchers studied rats' brain activity while navigating an augmented reality environment, finding that their internal map of location is constantly updated on a minute-by-minute basis. This process, called path integration, involves the use of external landmarks and self-motion cues to estimate distance and speed.
A team of scientists developed a machine-learning approach to predict the animal source of certain Salmonella outbreaks with 83% accuracy. The system identified poultry and swine sources as the top predictors, followed by bovine and wild bird sources.
Researchers tested cleaner wrasse for self-awareness using a mirror test, finding that fish respond to their reflection and attempt to remove marks. The study raises questions about how to assess animal intelligence and challenges previous assumptions about self-awareness in non-human animals.
A new analysis of over 11.5 million medical papers found that almost three-quarters do not report outcomes for men and women. Female authors are more likely to report on sex-differences, highlighting the importance of diversity in research and the scientific workforce.
A new study maps animal traits across different regions to identify areas most at risk from losing biodiversity. The research reveals that some species play crucial, specialized roles in their ecosystems, making them crucial for conservation efforts.
In a study by Goethe University Frankfurt researchers, male amphipods demonstrated choosiness in their mating behavior. The degree of choosiness was found to be influenced by population density in their natural environments.
Scientists have discovered a new compound that selectively activates the NPYLR7 receptor in female mosquitoes, suppressing their host-seeking and biting behaviors. This breakthrough could lead to new ways of controlling mosquito populations and preventing diseases like dengue, Zika, and yellow fever.
Researchers have developed a new technique using machine learning to classify large datasets of camera trap images, reducing the time needed for analysis. The computer can identify species with high accuracy and also learn to distinguish between empty images, greatly increasing efficiency.
Researchers found a direct connection between river bend curvature and migration rate, with sharper bends causing higher erosion rates and faster migrations. The study used satellite data to track river migration in the Amazon Basin over 30 years.
At least 200 large animal species are declining in population and over 150 are under threat of extinction due to humans' meat consumption habits. Megafauna populations are experiencing a 70% decline, with 59% facing extinction.
The Meridies Medieval History research group at the University of Cordoba collaborated with chemists to replicate five medieval inks. The team analyzed handwritten recipes, translated texts, and analyzed chemical reactions to recreate the exact same inks used six centuries ago.
New evidence from stable isotopes in ancient panda bones indicates they likely had a varied diet, similar to that of other mammalian species. The researchers found that ancient pandas were isotopically distinct from modern giant pandas, suggesting differences in their dietary habits and a wider niche than previously thought.
Researchers have pinpointed a type of cell that helps the brain navigate and remember important locations, providing insight into psychiatric disorders. The discovery focuses on VIP-expressing cells in the hippocampus, which play a key role in directing flexibility in brain activity.
Scientists warn that rising temperatures could make some species sterile and lead to earlier extinction than thought. The Thermal Fertility Limit, a new measure of how organisms function at extreme temperatures, may help predict which species are most vulnerable.
A new study reveals that microplastics have been ingested by every marine mammal examined, with synthetic fibers being the primary source. The findings suggest that while the number of particles is relatively low, more research is needed to understand the potential impacts on animal health.
Researchers have developed a medium-term, reversible form of male contraception using layers of materials to block the vas deferens. The approach involves injecting four layers into the duct, which can be broken down and reformed by heat, allowing for temporary sterilization.
Researchers at Johns Hopkins Medicine found that calorie restriction prevented asthma symptoms in mice, regardless of diet composition. The study's results add to evidence supporting links between obesity, inflammation, and asthma, highlighting the value of anti-inflammatory drugs in treating asthma symptoms in obese individuals.
Researchers at the National Institute of Allergy and Infectious Diseases (NIAID) have discovered that flaviviruses reproduce in specific locations within tick salivary gland cultures. This finding could explain why virus transmission occurs so quickly, and may help identify transmission pathways that can be blocked with a countermeasure.
Scientists confirm that birds carry both plants and their fungal partners, forming a symbiotic relationship that benefits both organisms. This discovery sheds light on the global distribution of mycorrhizal fungi.
Researchers at the University of Queensland found that 94 species of animals in Australia's forests and woodlands attack bird nests. The top five nest predators were the pied currawong, square-tailed kite, tiger snake, laughing kookaburra, and grey strike-thrush, attacking prey from 40% of measured species.
The Morris Animal Foundation is funding nine research projects worth nearly $1 million to improve the health of cats and dogs suffering from deadly diseases. The studies will focus on cancer, chronic upper respiratory disease, and osteoarthritis.
A recent study published in Science has found that sleep deprivation increases levels of the key Alzheimer's protein tau, leading to accelerated brain damage and dementia. In mice and people, researchers discovered that disrupted sleep causes tau tangles to spread through the brain, a hallmark of Alzheimer's disease.
Researchers found mockingbirds exposed to low levels of lead in urban New Orleans neighborhoods displayed significantly increased aggression, attacking intruders and ripping out their feathers. The study suggests sub-lethal lead exposure may be common among urban wildlife and warrants further investigation into its effects.
Researchers found that dragonflies with darker wings absorb more heat, leading to stronger flight and successful territorial battles. However, at extremely high temperatures, dark-colored wings cause overheating and poor flight, potentially leading to reproductive difficulties.
Researchers from the University of Edinburgh's Roslin Institute found thousands of errors in recent human genome sequences generated by long-read technologies, even after using corrective software. The team suggests that these technologies should be interpreted with caution due to potential major implications in clinical studies.
A recent study has revealed that bird beak shapes are not as closely tied to their food sources as once believed. By analyzing the beaks of various species, researchers found a weaker and more complex connection between beak shape and feeding behavior.
Researchers recreated bird colour vision using a specially designed camera, revealing that birds see contrasts in dense forest foliage differently than humans. Birds can navigate and find food more easily due to their ultraviolet perception.
A study published in Biological Conservation found that forest cover below 40% can lead to a decline in original bird communities and the replacement of specialized species with generalists. The research suggests that highly specialized birds begin to decline significantly at forest cover levels as low as 70%.
Researchers from UTA describe a previously unknown species of snake, Cenaspis aenigma, found in the stomach of a Central American coral snake. The discovery reveals unique features that distinguish it from known genera, including undivided subcaudal scales and cup-like structures on its hemipenes.
A new systematic approach to assess animal extinction risk has found that 20% of previously unassessable species are likely threatened. The method, designed by Luca Santini and colleagues, is more efficient than traditional methods and provides an early warning system for species at risk.
Researchers have discovered that dry-cured ham bones contain peptides with cardioprotective effects, inhibiting enzymes involved in cardiovascular disease. The use of ham bones to make broths and stews could have a positive impact on cardiovascular health.
A Tanzanian forest will be protected after major scientific discoveries revealed the need for conservation. The Magombera Forest was under threat due to charcoal production and wildlife poaching, but a conservation programme helped reduce deforestation and increase biodiversity.
Researchers at Clemson University discover Mojave rattlesnakes have a wider distribution of life-threatening venom types than expected. The study reveals a peculiar variability in the species, with local optima favoring different venom types depending on location.
Researchers have developed a stent with a sugar-based coating that can facilitate faster and more precise suturing of blood vessels. The stent, designed using 3D printing technology, was tested on pig arteries and showed significant improvements in surgical time and accuracy.
A genomic analysis by University of British Columbia researchers found that northern goshawks on Haida Gwaii have a highly distinct genetic cluster, with only around 50 birds remaining. The study adds context to conservation efforts and highlights the need to protect this vulnerable population.
A study at the University of Pennsylvania found a significant increase in opioid prescriptions for small animals, driven by complex procedures and pain management needs. The results suggest that veterinary opioids could contribute to the human opioid epidemic if misused.
Researchers have discovered that fin whales may live in the Gulf of California year-round, with a resident population estimated to be between 100 and 700 individuals. The study suggests that the gulf provides an ideal habitat for the whales, allowing them to exploit a rich food source and potentially breed and calve.
Researchers found rutin reduces clotting and protects against snake venom's clotting action, minimizing bleeding and inflammation. Rutin inhibits tissue factor activity, a key player in the clotting process, to prevent secondary complications of viper bites.