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 species of horse fly, Scaptia (Plinthina) beyonceae, has been discovered in Australia and named after Beyoncé. The fly's golden abdomen makes it a unique specimen. Horse flies are important pollinators of plants, acting like hummingbirds during the day.
Research at Oregon State University found that disrupting circadian rhythms causes accelerated neurodegeneration, loss of motor function, and premature death. Disrupted clock mechanisms predispose the brain to neurodegeneration, which may cause more damage to the clock function.
Researchers at Case Western Reserve University developed an implantable biofuel cell that converts a cockroach's internal chemicals into electricity. The device can provide enough power to control the bug or transmit sensor data, and has shown promise for long-term use without harming the insect.
Researchers have successfully produced chimeric monkeys with six distinct genomes, expanding the scope of biomedical research. The breakthrough suggests limitations in using cultured embryonic stem cells and highlights the importance of studying primate and human embryos.
Scientists have recorded the first association between a black-marble jawfish and a mimic octopus. The jawfish sticks close to the octopus for protection, allowing it to venture away from its burrow to look for food. This unique case highlights the complex interactions within coral reef ecosystems.
Scientists found that a lizard's tail is crucial in preventing forward pitch during leaping. By adding a tail to a robotic car called Tailbot, researchers discovered that it can stabilize its body and remain upright even after stumbling.
Research at Pompeii counters previous theories that tombs were abandoned due to garbage, suggesting people continued to maintain burial spaces alongside public areas. The ancient city's casual treatment of waste is also revealed, with trash found in homes, streets, and alleys.
A study by University of South Florida researchers found that elevated levels of an amyloid precursor protein fragment in the blood may explain aberrations in immune cell populations and function. The findings suggest that the protein fragment could be both a biomarker for autism and a new research target.
Conservation researchers at San Diego Zoo Global's Institute of Conservation Research have developed a low-cost, molecular tool for identifying two-toed sloth species. The technique uses a mitochondrial marker and restriction enzyme assay to distinguish between closely related species.
Researchers found that wild chimpanzees were more likely to alarm call to a snake when group members were unaware, indicating they recognize knowledge states. This study suggests that sharing new information with others is a fundamental aspect of language evolution, present in our common ancestor with chimps.
A collaborative effort analyzed the genomes of great apes, revealing DNA duplications that may contribute to genomic diseases such as autism and mental retardation. The study highlights the shared areas of DNA among different great ape species, including bonobos and chimpanzees.
In a study published in the Proceedings of the National Academy of Sciences, researchers found that individual monkeys who avoid conflicts prevent large groups from achieving their competitive potential. By defecting, members of larger groups can gain an advantage when defending their territory but not when invading others.
Researchers found that 4- to 5-year-old children do not use words to categorize objects in the world around them. Instead, they rely on more salient features like movement and shape. This challenges conventional thinking on how language affects cognition.
Researchers at the University of Texas Health Science Center at Houston used Aplysia californica sea snails to test an innovative learning strategy that improved memory in the brain. The study identified optimal times for learning and showed a significant increase in memory when sessions were scheduled during these peak periods.
A new study proposes four proactive management options for conservation of island bird species, including captive propagation and vaccination against diseases enhanced by climate change. The San Diego Zoo Wildlife Alliance highlights the importance of acting now to prevent long-term survival challenges faced by the island scrub-jay.
Chinese fossils have provided insights into the evolutionary origin of animals from single-cell ancestors. The fossils preserve stages in the life cycle of an amoeba-like organism, revealing a pattern similar to early animal embryology, contrary to previous assumptions.
Scientists found that the Nile crocodile is not a single species but rather two distinct species living side-by-side. The discovery highlights the need for separate conservation strategies for each species due to their unique characteristics and declining populations.
Researchers at MU found that tiny increases in creatinine levels in pets' blood can indicate acute kidney damage. A new staging system helps veterinarians assess the severity of kidney injury and predict outcomes.
Researchers at Duke University Medical Center discovered naturally occurring variations of the TRPA1 gene that allows fruit flies to sense potentially dangerous discomforts, including heat and pain. The findings may have implications for understanding temperature sensitivity in humans and developing new treatments for conditions such a...
In a study co-authored by Cornell University researcher Harry Greene, men are attacked by giant pythons but also target them for food, competing for the same local deer, wild pigs, and monkeys. The complex relationships between humans and snakes highlight broader patterns of predation and competition in the natural world.
Researchers have discovered that robins' red breast varies in size and coloration over ages and sexes, suggesting it may be used to communicate features of the owner to other robins.
Researchers at IUPUI have created a line of lab mice that prefer alcohol over water and binge drink like humans. These mice can reach blood-alcohol levels of over 260mg/dl, allowing scientists to study the genetic and behavioral determinants of alcoholism.
A recent study has found that many US species at risk of extinction are not on the country's official Endangered Species Act (ESA) list. The IUCN Red List, a leading global threatened species list, reveals that up to 95% of certain species groups are missing from the ESA.
A Scripps Research Institute study found that an anti-stress peptide can prevent and reverse some cellular effects of acute alcohol and alcohol dependence in animal models. The researchers suggest that drugs derived from this peptide could play a role in treating complex disease.
Neuroscientist Jaak Panksepp argues that animals, including rats and mice, have emotional experiences and share core emotional functions with humans. This research could lead to a better understanding of human emotions and develop more effective treatments for psychiatric disorders.
A study published in PLOS ONE introduces a lighter-weight GPS tag model that enables tracking of animals weighing at least 5.5 pounds, previously inaccessible due to equipment limitations. The team identified optimal deployment strategies for the smaller devices, resulting in successful tracking across a broader range of sizes.
Researchers at the Max Planck Florida Institute created the first realistic 3D reconstruction of a thalamocortical column in the rodent brain. This achievement marks a significant milestone toward developing a complete computer model of the brain, which may lead to a deeper understanding of neurological and psychiatric disorders.
Archaeologists discovered five non-native species introduced to Carriacou between 1,000 and 1,400 years ago. The remains suggest high-status food or ritual use, with pig-like peccaries, armadillos, guinea pigs, and small rodents found on the island.
The review found consistent patterns of reproductive dysfunction in animals exposed to atrazine, with effects observed in amphibians, fish, reptiles, and mammals. Atrazine has been shown to disrupt hormone function and sexual development, leading to feminization of male gonads in many species.
Researchers at the University of Michigan are developing insect 'cyborgs' that can power sensors and communications equipment, allowing them to monitor hazardous situations before human intervention. The devices harness kinetic energy from wing movements, enabling the insects to gather vital information in confined environments.
Researchers at UCF have successfully grown neuromuscular junctions between human muscle and spinal cord cells using stem cells. This breakthrough is a critical step towards developing human-on-a-chip models for medical research and drug testing.
A team of researchers has created a computerized contact lens that can stream real-time information across the wearer's field of vision. The device, currently with a single pixel, could display short emails and text messages in the future.
A health supplement commonly used by bodybuilders, L-tyrosine, has shown rapid and dramatic improvement in muscle wasting disease Nemaline Myopathy (NM) in laboratory tests on mice. Trials suggest it could also be effective for a range of other muscle-wasting diseases, offering new hope for treating children affected by the condition.
Researchers used satellite imagery to assess the conservation status of endangered species in the Comoro archipelago, finding that only 9% of the island area is still covered by natural forest. This approach allows for precise estimation of remaining habitat extent and prioritization of future protected areas.
Paul Kubes, a University of Calgary researcher, has won the 2011 Canada's Health Researcher of the Year award for his groundbreaking work on visualizing the mammalian immune system. His research focuses on understanding sepsis and its relationship to other diseases such as stroke, cancer, and diabetes.
Researchers have discovered that citrus products can provide cows with good roughage and vitamins, reducing the risk of foodborne pathogens. The study found a tenfold reduction in Salmonella populations in sheep's intestinal contents after feeding them dried orange peel pellets.
Researchers in Italy have compiled a comprehensive summary of the country's native conehead insect species, Protura. They identified 40 species, including six new records for the Italian fauna, shedding light on their ecological role in organic matter degradation and nutrient recycling.
A study on Lysmata amboinensis shrimp found that larger groups than pairs experience violent attacks and kills, with smaller groups remaining intact. Monogamous pairs emerge after aggression subsides, with reduced group sizes resulting in increased molting rates.
Researchers find that mammals with relatively large brains tend to have a somewhat bigger digestive tract. The storage of fat plays a key role in brain size evolution, with more fat an animal species can store leading to a smaller brain.
Researchers investigate rodent scent signals to monitor and manipulate behaviour for better control of destructive rodents. The study aims to develop more efficient ways of targeting rodents while improving humaneness of control methods.
Researchers found that older male nightingales matched songs less often and overlapped songs more frequently with younger birds. This suggests a different strategy than previously thought, where older males may 'show off' to protect their territories by adding new songs to their repertoire.
Researchers have combined gene therapy and stem cell transplantation to successfully reverse hemophilia A in large animals, eliminating symptoms and restoring normal activity. However, the treatment's effects may be reduced or shorter due to an immune response developed by the treated animals.
Researchers successfully established cell cultures from frozen biopsy specimens of the critically endangered Mississippi gopher frog, marking a breakthrough in banking viable amphibian cells. The technique expands conservation efforts to combat diseases and advance reproductive studies.
Researchers found that administering a diabetes drug to newborn animals prevents the development of diabetes in adulthood. The study suggests an important developmental window for intervention to protect insulin-producing cells.
Researchers found that birds' wings have grown longer and bodies are increasing in mass over the last 27 to 40 years in central California. Climate change is believed to be behind the trend, which challenges the usual thinking about climate change and body size.
Researchers confirm that coyotes migrated eastward via two main routes, one through the northern US and another through the south, before interbreeding with Great Lakes wolves. This hybridization supports the presence of wolf-like coyotes in Virginia, which may help control deer populations.
Washington State University researchers have developed a new animal model to study depression by stimulating a brain region associated with primary emotions in rats. The model reveals behaviors linked to depression, including reduced positive affect and increased agitation.
Scripps Research scientists identify a new metabolic pathway for controlling brain inflammation, suggesting anti-inflammatory drugs with tissue-specific effects. Blocking enzyme MAGL reduces brain inflammation in mice, providing protection against conditions like Alzheimer's and Parkinson's.
Researchers found that most molecular markers associated with breast cancer in animals or cell cultures have little predictive value in humans, questioning their validity. The study highlights the need for a better understanding of the connection between experimental models and human biology.
Researchers at Boston University have discovered how Wolbachia bacteria alter insect reproduction, leading to increased egg production and reduced death rates. The study provides insights into the cellular mechanisms behind this relationship, which could inform novel approaches to disease control.
A recent study published in the Proceedings of the Royal Society B found that live stranded dolphins form gas bubbles in their tissues, but can often manage them and resume normal lives. The researchers suggest that marine mammals may be able to regulate bubble formation through routine management.
Piglets exposed to anise flavor before and after birth exhibit improved behavior and reduced cortisol levels upon weaning. Smelling the familiar flavor alone is sufficient to elicit a favorable response, suggesting a positive effect on stress and adaptation.
Scientists have revised their estimate of the North Pacific humpback whale population, increasing it from 20,000 to possibly over 21,000. This new research uses a refined statistical analysis of data compiled in 2008 and suggests a strong recovery from whaling.
A recent study reveals a diverse range of microscopic animals in soils from tropical forests to tundra and boreal forests. The research found that each ecosystem has its unique set of soil animals, contradicting the long-held assumption that diversity decreases at higher latitudes.
A new study published in Social Science Quarterly suggests that a preference for physically formidable leaders may have evolved to ensure survival in ancient human history. The research found a statistically significant association between height and perceived leadership capability and interest in running for office.
Geneticist Tad Sonstegard and his team identified quantitative trait loci (QTL) for resistance to gastrointestinal nematode parasites in African native sheep. The study found significant QTL on chromosomes 3, 6, 14, and 22 that can improve production of grazing animals.
A study published in Bioinspiration & Biomimetics found that flapping wings on robots increased running speeds and climbing abilities. Researchers believe this suggests tree-dwelling animals may have evolved first, with gliding ability as a precursor to flight.
Researchers found that green vegetables stimulate a key immune system function by regulating cell surface proteins in the gut and skin. This helps maintain healthy intra-epithelial lymphocytes (IELs), which are crucial for fighting off infections.
Researchers using new high-tech tools are rethinking early hominid diets, finding grasses and sedges as a primary food source for some species. This discovery forces anthropologists to reassess their understanding of ancient human ancestors.
The Entomological Society of America recognizes two entomologists with Distinguished Achievement Awards: Dr. Angela Douglas for her research on insect nutrition and symbiotic microorganisms, and Dr. Michael Parrella for his work on integrated pest management in the floriculture industry.