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 new study reveals that bais, vast treeless clearings in the Congo Basin, are home to numerous endangered species, including Western lowland gorillas and African forest elephants. The researchers found over 2,000 distinct bais, covering less than 0.2% of the national park's landscape.
Researchers at Baylor University found that coyotes possess a well-developed muscle for raising their inner eyebrow, similar to dogs, contradicting the idea that this feature evolved specifically during domestication. The study suggests that 'puppy dog eyes' may be an ancestral trait shared by multiple species in the Canis genus.
Researchers at University of Pittsburgh discover that deep brain stimulation instantly improves arm and hand strength and function weakened by traumatic brain injury or stroke. The therapy stimulates the motor thalamus, a key relay hub of movement control, and significantly improves activation of muscles and grip force.
Researchers at Hokkaido University have identified a key gene, glutathione peroxidase 4 (Gpx4), that enables Syrian hamsters to survive extreme cold by limiting cellular damage. The discovery could lead to new treatments for human health, such as improving organ preservation and using hypothermia as a therapeutic tool.
Northern elephant seals nearly went extinct due to overhunting but have since recovered to around 225,000 individuals. The recent study found the species' genetic diversity was reduced during this period, which may impair their ability to cope with future environmental changes.
Researchers discovered a unique change in cardiac troponin I that enables shrews to achieve heart rates up to 17 beats per second. This evolutionary loss removes brakes on heart relaxation, allowing for faster heartbeats. The study provides insights into the evolution of high-heart-rate mammals and potential biomedicine applications.
Veterinary scientists at Université de Montréal have created a way to scan the brains of cats while they're awake by concealing electrodes in crocheted wool caps. This new technique uses electroencephalograms (EEGs) and can help alleviate chronic pain in cats.
Researchers discovered phytoene boosts nematode lifespan by 10-18.6% and reduces amyloid plaque formation by 30-40%. The study uses Caenorhabditis elegans as a model organism.
A DNA-collecting drone has been developed to identify species in tree canopies, providing insights into remote habitats. The drone's specialized fabric probe collects environmental DNA from leaves and branches, allowing researchers to identify organisms such as arachnids, insects, and monkeys.
Scientists at the Francis Crick Institute discovered that the balance of bacteria in the gut influences symptoms of hypopituitarism in mice. Treating mice with aspirin reversed symptoms by increasing NG2 glia, a type of brain cell involved in hormone production.
The study reveals that sea robin legs are sensitive to both mechanical and chemical stimuli, and are covered in papillae similar to human taste buds. The research provides new insights into the evolution of this unique trait, which could offer clues about how humans developed bipedalism.
Researchers at Johns Hopkins University mapped variation in human stem cells, revealing unique developmental patterns and gene expression traits that modify conserved steps. The findings may aid personalized regenerative therapies and advance understanding of cellular variation in humans.
Researchers used drone footage to study gray whales' foraging behaviors, finding that younger whales use forward swimming while older whales headstand. The study also revealed that bubble blasts help regulate buoyancy while feeding in shallow water.
Chung-Ang University researchers have identified a potential anti-aging drug called IU1 that enhances proteasomal activity and autophagy, leading to improved muscle strength and extended lifespan in fruit flies. The study suggests that preventing disruption of protein homeostasis mechanisms could be key to increasing longevity and impr...
A Kansas State University study finds that milking equipment and procedures are likely routes of transmission for the highly pathogenic H5N1 avian influenza virus in dairy cattle. The research, led by Juergen Richt, reveals severe mammary gland infections and drastic increases in virus levels in milk.
Research highlights the urgent need for improved methods to reduce bird-vehicle collisions, which can be financially costly and dangerous. Mallards demonstrate reduced escape attempts at night but delay response times, making high-speed encounters especially hazardous.
Scientists have discovered a new species of predatory flatworm in North Carolina and Florida, which has been detected in residential landscapes across the Southeast. The researchers found that the flatworm has brownish-black color and feeds on soft-bodied organisms like earthworms and slugs.
New research on genetically modified crops reveals potential environmental impacts, including increased pesticide use, deforestation, and greenhouse gas emissions. The study highlights the need for further research to support sustainable agriculture practices.
The study found a recent reversal of fortunes in the Adriatic Sea, with populations of marine predators and their prey plummeting and being replaced by a single species. The researchers used seafloor environments to determine interactions between species, showing a decline in biodiversity and excess nutrients.
Researchers aim to reduce PFAS contamination risk in agriculture by developing monitoring tools and strategies for remediation. The study focuses on comprehensively understanding PFAS uptake and bioaccumulation in plants, advancing strategies for PFAS remediation in biosolid/soil.
Researchers found that octopus-hunting groups have unique properties, including hierarchical structure and specialized roles. Fish play a crucial role in environmental exploration and prey detection efficiency, while the octopus determines timing and initiation of movement.
The unique polar light environment creates conditions for circumpolar hybrid zones, increasing reproductive synchrony among species. Microbes play a crucial role in sustaining biodiversity by adapting to light-sensitive environmental cues.
Researchers developed a compact 'gene scissor' tool, TnpB, which shows a 4.4-fold increase in efficiency of modifying DNA, making it more effective as a gene editing tool. The tool can be used to treat patients with familial hypercholesterolemia, reducing cholesterol levels by nearly 80%.
A 175-year-old experiment by Carl Linnaeus shows pigs are pickiest eaters, eating 32% of plant species, while cows and horses rank lower, with goats preferring legumes and grasses. The study also reveals animals generally struggle to avoid toxic plants.
The study reveals that the lack of muscle formation at the distal wings leads to bone reduction and asymmetry due to insufficient mechanical stress during development. This is caused by muscle progenitor cells with a dual identity undergoing cell death, preventing proper muscle formation.
Researchers at Fujita Health University have discovered a key signaling pathway involved in aversive learning, which may help develop treatments for psychiatric disorders such as schizophrenia and autism. By identifying 221 candidate substrates of ROCK, the study sheds light on the molecular mechanisms underlying aversive learning.
UTHealth Houston researchers are exploring new pathways to treat Alzheimer's disease through multiple projects funded by the Texas Alzheimer's Research and Care Consortium. Studies aim to investigate ACSL4 gene, delirium's impact on disease progression, biological aging, and noninvasive diagnosis methods.
Researchers found that similar personalities in geese lead to better breeding outcomes due to consistency and responsiveness among parents. The study, published in Animal Behaviour, supports the idea that personality traits influence reproductive success in animals.
A study published in Nature Communications found that the MYC gene is a common culprit driving prostate cancer progression. The research reveals how MYC activation attracts immune cells to the tumor but later helps hide it from immune detection, making it undetectable.
A research team has successfully recreated wrinkle structures in biological tissue in vitro, revealing the mechanisms behind their formation. The study found that compressive forces and dehydration play a crucial role in wrinkle formation, mirroring aging skin effects.
A study published in the journal Insects found that hemp leaf extract containing cannabidiol (CBD) is effective in killing mosquito larvae, including those resistant to typical insecticides. The research suggests CBD's potential as a safe and sustainable alternative for controlling mosquito populations.
A study published in PLOS ONE suggests that South African rock art from the 19th century may be inspired by an extinct species of tusked animal called a dicynodont. The artwork, created by the San people, features a long-bodied animal with downward-turned tusks that is comparable to fossilized remains found in the region.
A recent study by FAU researchers links copper regulation to neurodegenerative disorders like Alzheimer's. The team discovered that a specific gene, swip-10, plays a crucial role in maintaining the balance of copper in cells, which can prevent mitochondrial dysfunction and oxidative stress.
Researchers have developed a novel platform for testing radiation therapy effects on brain cells, providing insights into how the brain reacts to cancer treatment. The study aims to improve treatment strategies by understanding the impact of radiation on neural circuits, ultimately leading to personalized care for patients.
Researchers comprehensively reviewed cerebellar involvement in Parkinson's disease, highlighting the pathophysiological role of the cerebellum in motor and non-motor symptoms. Studies showed abnormal α-synuclein aggregation, neurodegeneration, and altered functional connectivity between the cerebellum and other brain regions.
A new study of 21,000 marine animals reveals that even pristine habitats are at risk due to human activities and climate change. The research highlights the impact of cumulative human stressors on global marine fauna, emphasizing the need for targeted conservation efforts.
Scientists have created carbon dot nanozymes that reduced oxidative stress, rebalanced gut microbes and alleviated stress-induced depression in rats. The treatment restored the balance of microbes, which can trigger inflammation and alter brain function, highlighting the link between gut health and mental health.
The European Reference Genome Atlas pilot project successfully assembled high-quality reference genomes for 98 European species, including the Cretan wall lizard and Aristotle's catfish. These genomes will enable scientists to make accurate assessments of endangered species' genetic status and inform conservation actions.
Researchers at Binghamton University discovered that water anoles produce a special bubble over their nostrils to breathe underwater and evade predators. The study found that the bubble serves a functional role in respiration, allowing lizards to stay submerged for longer periods.
A new study reveals that possum shrimp rely on distinctive chemical cues from their underwater caves to find their way back. Researchers found that each cave had a unique water-borne odor bouquet, which helped the shrimp navigate between them.
A study by Cornell University researchers found that the public only discovers 58% of decoy dolphin carcasses, suggesting a higher number may be dying but not reported. The results point to habitats where staff should focus their efforts and highlight the importance of accurate estimates for understanding cause-specific deaths.
A new study reveals that palaeolithic hunter-gatherers on Cyprus are responsible for the disappearance of two species of megafauna: dwarf elephants and hippos. The research suggests that these small human populations could have driven both species to extinction due to their hunting practices.
A new monoclonal antibody drug has been developed to prevent infection with A. baumannii, a common cause of hospital-acquired infections. The treatment was shown to be effective in reducing bacterial load in mice, and could potentially become a powerful new weapon against antimicrobial resistance.
The VICT3R project, led by UPF, uses data from pharmaceutical industry and AI to create virtual control groups for preclinical drug safety studies. The initiative aims to reduce animal usage by up to 25% and contribute to the 3Rs of animal testing.
Researchers developed a cumulative adversity index for yellow-bellied marmots, showing that early life stressors can have lasting effects on their survival and lifespan. The study found that moderate and acute adversity decreased pup survival rates by 30% and 40%, respectively.
Researchers found that seabirds' food-stealing behavior, known as kleptoparasitism, could be a transmission point for the deadly H5N1 avian flu virus. This behavior involves birds forcing others to regurgitate their prey, potentially spreading the disease through contaminated food items.
A massive genomic survey reveals two distinct lineages of Arctic canids that originated in the northeastern Siberian Arctic generations earlier than thought. Approximately half of all Siberian huskies bred for racing have introgression with European breeds.
The BioRescue team evaluated ethical considerations for biobanking, including animal welfare, sample ownership, and good scientific practice. It introduced a modified ETHAS tool to provide a structured approach for biobank managers, enabling them to make wise decisions on conservation and research.
New research using satellite technology tracks the movement of albatrosses and petrels, finding that they use sea ice-affected parts of the ocean for feeding and scavenging. The study suggests that Antarctica's shrinking sea ice could force seabirds to travel further or alter their food patterns, affecting ecosystems.
Researchers from Thomas Jefferson University and the University of Maryland Baltimore developed a promising new vaccine candidate that protects against Lassa fever. The study demonstrated the vaccine effectively prevents severe cases of the disease and death in preclinical animal models, paving the way for research in people.
The study sheds new light on the Permian-Triassic extinction, finding that Mega El Niño events drove the extinction, while climate warming and extreme weather events exacerbated its effects. The research highlights the problem of global warming not just being unbearably hot but also a case of conditions swinging wildly over decades.
Neuroscientists have discovered a global process across the brain that coordinates sensory input with motor action through learning. In trained mice, neurons link sensory evidence to action initiation, integrating information across multiple brain regions.
A new study from Cornell University and the New York State Department of Environmental Conservation reveals bald eagles are most vulnerable to lead poisoning from bullet fragments, with many species at risk due to scavenging deer carcasses. The researchers used bald eagles as a bioindicator for ongoing monitoring of lead hazards.
Researchers at NTU Singapore and Oxford have identified a new process called nucleophagy that helps cells remove harmful DNA-protein lesions, promoting genetic material stability and cell survival. This discovery may improve cancer treatment outcomes for patients with colorectal cancer.
A study published in PNAS estimates that over 3,000 species are at risk of extinction due to earthquakes, hurricanes, tsunamis, and volcanic eruptions. The researchers found that 42% of these species live in regions where one or more of the four natural hazards have occurred in the past 50 years.
Researchers at Boston University discovered a new method to harness self-amplifying RNA to create more effective vaccines. The modified saRNA vaccine protected mice from severe COVID-19 disease with a lower dose than current mRNA vaccines. Longer duration of protein expression and reduced inflammation were also observed.
Researchers at Osaka Metropolitan University found that bluestreak cleaner wrasse use mirrors to evaluate their body size against other fish before attacking. This study suggests that these animals possess mental states similar to private self-awareness, shedding light on the evolution of self-awareness in non-human species.
Researchers at WVU are working on a project to inhibit the myeloperoxidase enzyme, which feeds pancreatic cancer growth. By targeting this enzyme, they hope to boost the body's immune system to fight cancer, showing promise in mouse models and potential for future clinical trials.
Researchers validated infrared thermal imaging as a non-invasive tool to assess reindeer stress during human interactions. Thermal imaging cameras detected temperature changes in the eye corner, indicating stress, without causing physical harm to the animals.
A researcher has developed a novel drug delivery system that transports medications to the inner ear to prevent cisplatin-induced hearing loss. The system uses hydrogels and nanoparticles to deliver drugs that block calcium damage or protect hair cells, showing promising results in early-stage studies.