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 made a groundbreaking discovery in Patagonia, uncovering fossilized bones and unique eggs of an enigmatic birdlike dinosaur. The finding provides new insights into the evolution and diversity of basal alvarezsaurids, revealing that these creatures persisted in South America until Latest Cretaceous times.
A team of University of Missouri researchers used a groundbreaking computer algorithm to compare the genomes of six plants and six animals, finding identical DNA sequences for the first time. The discovery could help solve mysteries of plant evolution and improve techniques for creating medicines and crops.
Researchers studying human origins face uncertainty due to lack of agreement on interpreting marks on fossil bones. Creating standards for analyzing Pliocene bones is crucial to determine when early hominids began using tools, a fundamental step in human evolution.
Researchers have discovered that different species of dinosaurs had distinct egg shapes, with some being more elongate and symmetrical than bird eggs. This new research has significant implications for understanding the origins of modern Easter eggs.
Researchers tracked changes in birdsong over time and found a strong link between the shift and increasing urban noise. Birds changed their tune to be heard above the cacophony of car horns and engine rumbles, with one dialect dominating the city's song repertoire.
A new study by Stanford researcher Joseph Garner found that providing laboratory mice with nesting material allows them to naturally regulate their temperatures and builds cozy nests. This results in mice being physiologically comparable to humans, potentially leading to more meaningful research outcomes.
Researchers at University of Missouri and Oregon found that consumers often unintentionally buy products with animal testing due to lack of clear definitions. This ambiguity leads to deceptive advertising, making it difficult for consumers to make informed moral decisions.
Researchers developed a novel compound that stops cancer cells from invading healthy brain tissue, improving treatment outcomes in animal models. The compound, imipramine blue, is combined with chemotherapy to enhance its effectiveness.
A team led by Ralph Brinster at the University of Pennsylvania School of Veterinary Medicine has successfully preserved spermatogonial stem cells in mice for over a decade, demonstrating their viability and ability to produce healthy offspring. The study provides promising evidence for a potential fertility treatment in humans, address...
Researchers have designed a new treatment approach that appears to halt the spread of cancer cells into normal brain tissue in animal models. The results show that imipramine blue stops tumor invasion and enhances the efficacy of chemotherapy.
A recent study found that human noise has indirect effects on plants, benefiting some species like scarlet gilia while harming others like piñon pine. The study's findings suggest that noise can alter pollination patterns and affect seed production, with consequences that may last for decades.
Researchers have made significant progress in understanding animal metacognition, finding that macaques exhibit uncertainty-monitoring capacities similar to those in humans. This consensus suggests that animals may share a form of self-reflective, metacognitive capacity with humans.
Researchers at San Diego Zoo find phytoestrogens in rhino diet linked to reproductive failure. The study compares captive populations with varying diets, revealing a key difference between successful and struggling reproduction.
Lorne Babiuk, a renowned vaccine researcher, has been awarded the prestigious Canada Gairdner Wightman Award for his outstanding leadership in vaccine development and research. He is recognized for his work on developing six world-first livestock vaccines and creating a vaccine against rotavirus in calves that led to a human vaccine.
Researchers found that removing specific molecules can improve recovery from induced strokes in mice, even days after the event. The treatment may work as a long-term solution for patients who cannot receive current stroke treatment tPA.
A study reveals that manmade noise has indirect effects on plants, with some species benefiting and others being harmed. Noise levels can influence the number of pollinator visits, pollen transfer, and seed production in certain plant species, highlighting the ripple effects of human activity on the natural world.
Researchers tracked Lake Erie water snakes using Lotek Archival Tags (LATs) to study their habits and diet, finding that they spend more time foraging than previously estimated. The findings suggest that native snake species can help combat the invasive round goby fish population in Lake Erie.
Researchers found that snakes from different parts of the world have evolved a limited set of genetic mutations to resist deadly neurotoxin TTX, which immobilizes nervous and muscle tissue. This study increases understanding of the genetic basis of adaptation and its limits.
A genetic marker has been discovered that identifies pigs with reduced susceptibility to PRRS, a virus costing the US pork industry $600 million annually. The discovery is a breakthrough in controlling and eliminating the virus, and has implications for animal health and human medicine.
Recent study in Molecular Ecology reveals spotted hyenas exhibit strong kinship relationships, affected by resource reduction. The San Diego Zoo Global Wildlife Conservancy's conservation efforts focus on understanding and conserving these social systems.
A wooden statue of a king, believed to be female pharaoh Hatshepsut, was found along with an offering chapel and remains of over 80 animal mummies. The discovery provides insight into ritual activity associated with the great gods and challenges previous understanding of pharaonic representation.
Scientists from Scripps Research Institute have discovered a compound, SR 3306, that blocks the destruction of brain cells in animal models of Parkinson's disease. The new compound could potentially be the first to protect the brain from the ravages of the disease.
Researchers presented at the Drosophila conference explored metabolic disorders, aging and monarch butterfly migration using the fruit fly as a model organism. Studies found connections between fly and human disease, revealing new insights into diabetes, aging and the mechanisms behind monarch migration.
Researchers at the University of Southampton are developing laboratory-based assays to predict immune responses to biological drugs, reducing the need for animal testing. The goal is to minimize adverse reactions like the TGN1412 trials and accelerate the development of monoclonal antibodies.
A new species of deep-sea catshark has been described from the Galapagos Islands, characterized by its chocolate-brown coloration and pale, irregularly distributed spots. The species is found at depths of 1,400-1,900 feet and is believed to be susceptible to overfishing due to its restricted range.
Scientists analyzed data from an Antarctic ice core and arrival of modern humans to determine that a combination of human pressure and climate change led to the extinction of many large animals. The research provides insights into the consequences of pressures on megafauna living today, including tigers and rhinos.
Researchers discovered that Hydra's stinging cells are linked to primitive light-responsive cells via a nervous system, enabling the animals to react to light. This finding reveals how Hydra can hunt during the day despite lacking eyes, and hints at a common ancestor with humans.
Researchers found that vitamin D reduced the size of uterine fibroids in laboratory rats by an average of 75% compared to untreated groups. This study provides promising evidence for vitamin D as a potential treatment for fibroids, which affect millions of women worldwide.
A WSU researcher found that environmental toxicants, including jet fuel and pesticides, can cause disease-causing compounds in offspring for up to three generations. The study demonstrates the potential for transgenerational disease development through epigenetic changes.
A new study reveals that an overactive enzyme called HDAC2 is responsible for memory problems in Alzheimer's disease. When genetically blocked, the enzyme 'reawakens' neurons and restores cognitive function in mice. The findings suggest that drugs inhibiting HDAC2 could be effective treatments for some devastating effects of the disease.
Researchers have discovered two new extinct camel species in the Panama Canal excavation, extending the distribution of mammals to their southernmost point in Central America. The discovery provides insights into the history of the tropics and the evolution of camels.
PETA has developed a free resource to facilitate the use of QSARs under the EU REACH Program, helping companies replace animal tests with computational modeling. The guide lists publicly available online resources and selected contact points for support on QSAR use.
Coyotes in North America shrunk from 15-25 kg to 10-18 kg between 11,500 and 10,000 years ago. This sudden shrinkage was likely due to dwindling food supply and changing interactions with competitors, rather than warming climate.
Research reveals that a significant proportion of vegetarians and patients with dietary restrictions are unwittingly consuming animal gelatin in medicines. Most patients prefer medicines containing only vegetable products, but over half would take a drug with an animal product if no alternative is available.
The earliest known horse, Sifrhippus sandae, evolved to become smaller over time as the planet warmed. Scientists have now found that rising temperatures directly drove this 'dwarfing' phenomenon, with a one-to-one shift in body size. This study has implications for how animals may respond to future climate change.
Researchers discovered a correlation between temperature and body size in mammals by studying the evolution of early horses. As temperatures increased, their body size decreased, with some species shrinking up to 50% in just 130,000 years.
Researchers found that certain plants like thistles, clover, and buttercups are crucial in maintaining fragile food webs on UK farms. Restoring these plants could theoretically increase biodiversity across the farm.
Researchers discovered that urban birds' songs are altered by city structures, which reflect and distort noise, affecting their ability to communicate effectively. This study, published in PLOS ONE, challenges the previous assumption that birds sing louder to drown out noise.
Neuroscientist Joseph LeDoux suggests that studying animal survival instincts can provide insights into human emotions. By analyzing brain functions used for survival, researchers may gain new understandings of both humans' and animals' emotional responses.
A team of researchers found a crucial connection between genetic variation and geographic distances in Florida Scrub-Jays. Maintaining or restoring networked scrub-oak habitats within 2-3 miles is essential for sustaining genetic diversity and promoting the species' long-term survival.
A study found that a deadly staph 'superbug' has jumped from humans to food animals, becoming resistant to antibiotics due to routine use in farm animal production. The bacteria, MRSA CC398, thrives in crowded and unsanitary conditions.
Weaver ants share a collective memory of rival ant odors, which helps them identify and compete with rivals. This collective memory gives the colony an edge in competition by priming all nest mates with information about rivals before they encounter them.
A recent study led by TGen found that a strain of methicillin-resistant Staphylococcus aureus (MRSA) originated in humans before spreading to food animals and becoming resistant to antibiotics. The study used whole genome sequencing to trace the history of MRSA CC398, a strain often referred to as 'pig-MRSA'.
Researchers warn that Ireland's indigenous small mammals, such as the wood mouse and pygmy shrew, will die out in up to 80% of their available habitat due to the introduction of foreign species. The study found that invasive species have already led to a significant decline in native species populations.
Cuttlefish have been found to possess the most acute polarization vision yet discovered in any animal, with sensitivity to differences as small as one degree. This remarkable ability allows them to perceive and communicate through polarized light, potentially revolutionizing our understanding of underwater camouflage and communication.
A recent study by UBC researchers has identified the increasing presence of terrestrial pathogens in marine mammals along the Pacific coast. The team calls for improved surveillance and collaboration to monitor public health implications and reduce land-sea transfer of pollutants.
Researchers found that southern elephant seals from Marion Island dive deeper for food when encountering warmer waters. The new sensor will track feeding behavior to understand the distribution of productive zones in the South Polar Sea.
Researchers found that older male white-crowned sparrows don't react strongly to young males singing in their territory, indicating they consider them less of a threat. In contrast, younger males within the same age group respond aggressively when hearing each other's songs.
A new drug, AX200, manufactured form of G-CSF, failed to show efficacy in improving disability among stroke patients. Despite initial promising results in animal studies and a limited clinical trial, the study found no significant improvement in disability scores.
A 2004 hurricane provided a rare opportunity for scientists to study the founder effect, a concept that describes the loss of genetic variation in new populations. The study found that both natural selection and the founder effect played roles in shaping the lizard population's characteristics.
Engineers at Johns Hopkins University are using high-speed video cameras to study butterfly flight and develop more agile micro aerial vehicles (MAVs) for reconnaissance and search-and-rescue missions. Their research reveals that changes in spatial distribution of mass associated with wing flapping play a crucial role in insect flight,...
Research reveals that rates of size decrease are much faster than growth rates, with dwarfism occurring in just 100,000 generations. It takes at least 24 million generations for large-scale changes in body size to occur.
Research reveals mammals reached maximum size after dinosaurs extinction, with sea mammals doubling time compared to land mammals, while extreme dwarfism occurred in just 100,000 generations.
Recent study finds that inhibiting JAK2 kinase does not benefit leukaemia patients, but blocking STAT5 signaling can prevent cell proliferation. This discovery challenges the approach to targeting JAK2 in CML treatment.
The camera converts polarization images into false color images to represent different polarizations of light. Preliminary results suggest a complex visual world under water with evidence of communication and camouflage.
Researchers at Caltech explored the brains of insects to understand how sensory connections form new and specific memories. They identified a mechanism involving transient synchronization between pairs of connected neurons, known as spike-timing dependent plasticity, which makes connections sensitive to internal rewards.
A high animal fat diet before conception may increase the risk of gestational diabetes during pregnancy, according to researchers. Women who consumed a diet high in animal fat and cholesterol had a higher risk for developing the condition compared to those with lower intakes.
Researchers have traced the family tree of pigeons to understand how their remarkable variation arose. The study found that some characteristics may have arisen independently on different branches of the family tree or spread through interbreeding, leading to diverse breeds.
Researchers at MIT found a theoretical speed limit for flying objects, including birds and drones, to avoid collisions in forested environments. The critical speed above which a bird or aircraft is sure to crash has been identified, with the goal of developing more efficient UAVs that can navigate through cluttered spaces.
Bioengineers at Rensselaer Polytechnic Institute receive $2 million NIH grant to study how chemicals in drugs and environment impact stem cells. The team aims to develop a new predictive safety screening tool that eliminates animal testing.