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 study demonstrates that monkeys can recall and reproduce simple shapes from memory, mirroring the performance of humans using a standard recall test. This finding suggests that recollection might be an adaptive ability in primates long before humans evolved.
Researchers found box jellyfish use four of their 24 eyes to navigate through mangrove swamps by detecting the canopy's visual field. This ability allows them to avoid obstacles and control swimming rates in shallow waters.
Researchers designed a soft-bodied robot, GoQBot, inspired by caterpillar ballistic rolling to achieve fast wheeling behaviors. The robot's unique movement mimics the caterpillar's ability to rapidly curl into a wheel and propel itself away from predators.
Researchers found that synthetic skins reacted similarly to rat skin when exposed to a skin cream treatment, suggesting potential for true human skin simulation. The study has implications for treating burn victims, who may require synthetic or animal skin substitutes.
New research suggests that habitat restoration strategies can aid species survival during climate change, using population models to show colonisation success varies by habitat type. For three out of four habitats, a system of stepping stones or random patch creation is most efficient.
Researchers at MU discovered the same gene mutation found in Tibetian Terrier dogs also causes a fatal human neurological disorder related to Parkinson's disease. DNA tests can now identify affected dogs and potentially develop therapies.
Researchers have deciphered the relationships among flies, confirming episodic radiations and identifying over 400 morphological characteristics. The study sheds light on the evolutionary history of flies, which has been extensively branching out over 260 million years.
Researchers will use DNA-based models to predict genetic merit for feed efficiency and identify specific bacteria that affect cattle digestion. The study aims to improve animal well-being, reduce production losses, and minimize environmental impacts.
Researchers perfect a method to temporarily turn off essential genes in adult mice without killing them, allowing for reversible gene silencing. This breakthrough enables testing of therapeutic targets and evaluation of their efficacy and side effects.
A new study reveals that dinosaurs, like velociraptors, were nocturnal hunters, while plant-eaters were active during the day and night. The research uses eye measurements to separate ecological and phylogenetic signals, providing insight into how environment influences evolution.
New research reveals that some dinosaurs, such as big plant-eating dinosaurs, were active both day and night due to their need for constant food intake. Velociraptors, on the other hand, hunted at night like modern nocturnal animals, challenging the traditional assumption about dinosaur activity patterns.
Research reveals that host birds have evolved advanced strategies to fight back against brood parasitic cuckoos, including varying egg patterns and egg discrimination. These defenses make it harder for the cuckoo finch to lay accurate forgeries, ultimately outsmarting the parasite.
Researchers have found that brain nerve stimulation can accelerate learning in laboratory tests, leading to new understanding of how the brain learns and encodes new skills. The study also showed that large changes in the brain are meaningful and not merely coincidental.
Scientists have found that tungsten accumulates in the spleen and bones of laboratory mice, raising concerns about its potential impact on the immune system. Further research is needed to determine the effects of tungsten on human health.
Research at Yerkes National Primate Research Center finds chimpanzees yawn more after watching familiar chimps, suggesting underlying empathy. The study proposes that contagious yawning can be used as a measure of empathy in both humans and animals.
Researchers found evidence that lice began to diversify before the mass extinction of dinosaurs, supporting the idea that major groups of birds and mammals were around before their extinction. The discovery opens up new possibilities for understanding the evolutionary history of these animals.
A study by Joshua H. Miller analyzed the bones of Yellowstone's wildlife to understand population changes over time. The research found that native species populations have remained relatively stable, while others have expanded or contracted significantly.
Researchers found that 55 white-lipped peccaries tested positive for Leptospirosis, with older animals showing higher serovar diversity. The study highlights the need for further research on disease transmission between livestock and wildlife.
A European study found harbour seals in the Elbe estuary have high levels of contamination from industrial activities, dredging, and shipping. This highlights the impact of coastal pollution on marine life.
Researchers at Lund University found that terms describing male and female traits in animal sexual conflicts vary, with males often described in active terms and females in passive ones. This bias can lead to incorrect interpretations of results.
Researchers found that pollen and pistil communicate using Glutamate receptor-like channels and D-serine, a key player in animal brain function, facilitating pollen tube growth and guiding fertilization. This discovery reveals conserved mechanisms between plant and animal cell-cell communication.
Research published in The Journal of Physiology found a link between maternal and offspring obesity in lambs, shedding light on the mechanisms of human obesity. Hormonal changes, including leptin and cortisol, were observed in lambs born to obese mothers, suggesting a predisposition to increased appetite and obesity.
San Diego Zoo Global takes management responsibility for Cocha Cashu Biological Station in Peru's Manu Biosphere Reserve, a UNESCO World Heritage Site. The station is home to over 1,000 bird species, rare mammals, and indigenous communities.
Researchers have identified a new biomarker for sporadic Creutzfeldt-Jakob disease, which can accurately diagnose the condition in patients while they are still alive. The biomarker, transferrin, is significantly decreased in the cerebrospinal fluid of patients with sCJD before the end stage of the disease.
The study found that humans have unique non-coding DNA segments missing in chimpanzees and other animals, which are correlated with specific human physical characteristics. These differences may have evolved to favor pair-bonding relationships and group living, rather than rapid copulation.
A study of 90 animal thigh bones reveals how trabeculae lattice structure supports loads in different species, leading to potential development of new, lightweight materials. The research found that trabecular struts vary in geometry depending on animal size, and could be used to create stronger, lighter bodywork for vehicles.
Experts Jonathan Kimmelman and Alex John London argue that researchers predict success of interventions too optimistically in early stages of drug development. They suggest looking at past experiences and minimizing biases to improve estimates.
Researchers used satellite data to observe and monitor ice-edge blooms across the whole Arctic region. They found that ice-edge blooms occurred in all seasonally ice-covered areas and from spring to late summer.
Researchers have created a global map suggesting climate change will disproportionately affect the world's poorest regions. The study forecasts potential changes in local populations for 2050, predicting that those living in hot, low-latitude areas such as Africa and South America will be most vulnerable to climate-related challenges.
Researchers found that apple polyphenols prolonged lifespan and preserved physical function in fruit flies, supporting previous studies on antioxidant benefits of apples.
A recent study of 45-million-year-old pollen from Pine Island has led to a revised understanding of Florida's geologic history. The discovery of land-based pollen indicates that Florida may have been inhabited by land animals around 10-15 million years ago, contradicting previous theories.
Researchers have discovered the structure of tropoelastin, a key component of elastin that provides elasticity to human tissues. The molecule has near-perfect elasticity, allowing it to stretch up to eight times its original length and return to its shape with no loss of energy.
The Leopold Leadership Program selects mid-career researchers to engage policymakers, journalists, and business leaders with their research. Fellows receive training and networking opportunities to translate their knowledge into action.
A 40-million-year-old extinct mite species reveals a reversal of traditional sex roles, where females have partial or complete control over mating. This finding provides insight into the evolutionary advantages gained by females in controlling aspects of copulation.
Researchers at the University of Montreal have made a breakthrough in generating pluripotent stem cells from horses, paving the way for potential new treatments for human degenerative conditions. The discovery will aid the development of preclinical models leading to human applications.
The discovery of Xaasaa Cheege Ts'eniin, a three-year-old child cremated around 11,500 years ago, sheds light on ancient burial practices and daily lives of Ice Age people. The site provides rare insights into the burial practices of Ice Age people and their daily lives.
Researchers at UT Southwestern Medical Center discovered that newborn hearts can heal themselves completely. Within three weeks of removing a portion of the heart, it was able to grow back the lost tissue and function like a normal heart. This breakthrough offers new possibilities for treating heart disease.
A team of scientists and Alaska Natives collaborated on the excavation of a cremated child's remains, estimated to be around three years old. The discovery sheds new light on the burial practices and daily lives of Ice Age peoples in Northern North America.
Scientists identified hyperactive nerve cells in a tiny brain structure linked to depression, which can be reversed with deep brain stimulation. The study provides a cellular mechanism for depressive disorders and lends support to the use of this treatment approach.
The discovery of Mentocrex beankaensis, a new rail species in western Madagascar's dry forests, emphasizes the critical need for conservation. The Beanka Forest, a largely intact area, has been the site of numerous discoveries of plant and animal species, with 97% of its original forest cover having disappeared since human arrival.
Conservationists may better protect mammal populations by treating their ranges as multiple interacting small populations. This approach considers local environmental factors that influence animal resiliency and can provide a more accurate picture of how species' ranges collapse due to human encroachment.
Researchers mapped the topography of bat molars using GPS technology, revealing trends in dental complexity across 17 species of New World leaf-nosed bats. The study found that fruit-eating species had sharp outer edges and large surfaces with tiny indentations, while insect-eating species had simpler shearing surfaces.
Researchers demonstrate that tau-induced memory loss in Alzheimer's mice is reversible after deactivating the toxic tau gene, allowing them to regain learning and remembering abilities. The study also shows that new synapses form in the brains of mice with a deactivated gene.
A recent study published in Human Molecular Genetics found that increasing a brain enzyme called puromycin-sensitive aminopeptidase can remove toxic tau proteins from neurons. This removal restored neuronal density and slowed down disease progression without any adverse effects. The research suggests that elevating this naturally occur...
Researchers at the University of Missouri have discovered biomarkers in mouse feces that can predict inflammation-associated colon cancer. This breakthrough could lead to a new method for detecting early-stage colon cancer in humans, potentially eliminating the need for colonoscopies.
A new study found that removing Western fence lizards led to a decrease in tick density and subsequently reduced Lyme disease risk. However, the impact on adult ticks is unclear and requires further research.
New research at OHSU finds that the brain responds differently to fructose and glucose, with fructose inhibiting activity in cortical brain control areas. This study supports animal research and links fructose to obesity, suggesting a potential explanation for the nation's growing obesity epidemic.
A molecular analysis of Acoelomorphs, flatworm-like organisms, provides insights into brain development and human diseases. The study sheds light on the independent evolution of complex brains in humans versus invertebrates.
A research study published in Nature found that IGF-II protein increases in the brain of rats after a learning session, reinforcing memory and preventing forgetfulness. The protein is essential for memory formation and consolidation, making it a potential target for therapies enhancing cognitive function.
Researchers at the Salk Institute discovered that plants and animals employ similar mechanisms to process hormone signals, relying on tyrosine phosphorylation. This finding highlights the convergent evolution of signaling systems across kingdoms.
Scientists at the University of Michigan have identified a crucial biochemical pathway involved in catch-up growth, which is triggered by changes in oxygen levels. The research has implications for understanding why babies who experience catch-up growth are at higher risk for later life health problems.
Researchers at the University of Exeter found that zebra finches with like-minded partners raised healthier chicks than those with dissimilar dispositions. The study suggests improved cooperation and coordination of effort may contribute to better parenting outcomes.
Researchers found that weaver bird chicks change the length and pitch of their begging calls as they get hungrier, making it harder for parents to distinguish them from others. This unique call pattern enables parents to accurately gauge their chick's hunger levels.
Researchers from UC Davis and UC Berkeley have discovered a new dinosaur, Eodramaeus, that lived 230 million years ago in South America. The carefully dated fossils suggest dinosaurs existed alongside other animals during the same periods of extinction, challenging the prevailing hypothesis about their origin.
Infants as young as 7 months old show a preference for frightening stimuli when exposed to fearful voices. Three-year-olds rapidly identify snakes in photographs, indicating an early bias towards detecting threats. These findings suggest that fear of spiders and snakes is quickly learned during infancy.
Research on fire salamander larvae reveals that accelerated development comes with a higher risk of mortality, highlighting the need for further study on human development and its relationship with environmental challenges. The study found that larvae that developed more quickly suffered greater rates of mortality.
Researchers discover two new species of 'leaping' beetles in New Caledonia that feed on previously unknown plants. The study used DNA sequencing to identify the diet of these herbivorous insects, revealing a secret botanical diversity on the island.
A new technique uses inexpensive components from LCD projectors to activate specific neurons and muscles in freely moving worms, allowing for precise control over brain circuits. This advancement in optogenetics enables researchers to explore complex behaviors and functions of these tiny organisms.
A research team used 100-year-old specimens from California Academy of Sciences to estimate when avian pox hit Galapagos. The study found that humans likely played a role in spreading the disease, highlighting the need for policies to prevent further spread.
A deficiency in Toll-like receptor 2 leads to changes in gut bacteria resembling those of lean animals, suggesting a new way to manage weight and intestinal problems. This discovery builds on previous research demonstrating the protective effect of TLR2 deficiency against obesity.