Researchers at University of California, Davis and Maynooth University created programmable DNA molecules that can self-assemble into patterns by running their own program. They designed and ran 21 algorithms, demonstrating the potential of the system for sophisticated molecular engineering.
Two isolated mountain lion populations in southern California are threatened by low genetic diversity and mortality, which can be addressed through conservation strategies focused on connectivity and coexistence. Research suggests that connecting these populations could help prevent extinction within the next 50 years.
A study published in PNAS shows that an enzyme inhibitor reduces inflammation in the brains of mice born to mothers with maternal immune activation, reversing cognitive and social interaction deficiencies. The findings suggest a potential new treatment approach for neurodevelopmental disorders such as autism and schizophrenia.
New materials that conduct electricity are of great interest to physicists and materials scientists. Researchers have discovered a type of semimetal, niobium arsenide, which has about three times the conductivity of copper at room temperature.
Researchers found that 86% of East Africa's ecoregions have achieved the Aichi Target 11 goal of protecting at least 10% of each region by 2020. However, three ecoregions are poorly represented with less than 10% coverage. Protected areas cover at least 10% of endemic species' ranges, but many species still lack full protection.
During the 2014-16 marine heatwave, an unprecedented 37 tropical species were documented in California and Oregon, with many having never been seen so far north before. This shift is attributed to warmer ocean temperatures, which allowed southern species to track northward, adapting to climate change.
Researchers found that cash transfer programs can exacerbate environmental degradation, particularly in rural areas where livelihoods depend on natural resources. The study suggests that these programs need to be implemented with environmental policies to maximize their effectiveness.
A team of researchers has identified intricate synchronization patterns in an experimental network, revealing the potential for complex behavior to emerge in even the simplest systems. The study, published in Science, explores how networks can exhibit unexpected coordination and coupling, with implications for understanding and control...
Researchers from UC Davis found that the majority of microbes growing in sugar water from hummingbird feeders are unlikely to cause disease in hummingbirds. Regular cleaning of feeders is encouraged to minimize potential risks.
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 at UC Davis are studying how international security alliances like NATO break down due to free riding and unequal burden-sharing. The study aims to improve understanding of the conditions that lead to these problems, with implications for policy decisions.
Researchers have sequenced and analyzed the cultivated strawberry genome, providing a genetic roadmap for more precise selection of desired traits. This will help breeders grow strawberries that are resistant to diseases and meet consumer demands for quality.
Researchers analyzed over 2 billion US Twitter posts to understand public perception of climate change. They found that people tend to forget what they consider 'normal' weather within 2-8 years, leading to a disconnect between historical climate records and personal opinions.
Researchers found that zebra stripes deter flies from landing due to visual disruption and twitching behavior. Zebras swish their tails constantly and run away if flies are persistent, whereas horses primarily twitch and swish to ward off flies, allowing them to be dislodged.
A recent study published in the Journal of Biomechanics used advanced MRI techniques to track wrist bone movement in 18 individuals, revealing gender-based differences. The researchers found that while individual left and right wrists are similar, there are distinct differences between male and female wrists.
Phillip Shaver, a renowned psychologist at UC Davis, has received the Society for Personality and Social Psychology's Legacy Award for his pioneering work on attachment theory. His research has significantly expanded our understanding of human bonding and relationships.
The combination of ocean warming and an infectious wasting disease has devastated populations of large sunflower sea stars along the West Coast. The loss of these sea stars has caused a cascading effect on the ecosystem, with urchin populations expanding and threatening kelp forests and biodiversity.
A newly discovered reptile platypus from the early Triassic period has been found in what is now China. The animal, named Eretmorhipis carrolldongi, had a bill similar to that of modern platypuses and likely fed on small invertebrates.
A dual COX-2/sEH inhibitor may offer a novel alternative to protect against debris-mediated inflammatory responses, which can lead to tumor survival and growth. The study used mouse models of ovarian cancer to demonstrate the anti-inflammatory compound's effectiveness in suppressing cancer growth.
Scientists have identified regions with high diversity of potential wildlife hosts for flaviviruses, including primates and birds. The study's model predicts hundreds of previously unobserved host species, which can help with disease detection and surveillance efforts.
Scientists have identified a common genetic mutation in bulldogs and French bulldogs that causes their characteristic screw tail and is linked to the rare human disease Robinow syndrome. The discovery sheds light on the molecular mechanisms underlying this inherited disorder, which affects only a few hundred people worldwide.
A team of researchers has identified 261 new genes linked to blindness and vision disorders in mice, which could help identify new causes of hereditary blindness in humans. The study uses a large database of gene-knockout mice to accelerate the application of genomics in clinical medicine.
Researchers will continue their decade-long study exploring stem-cell therapies that show promise for both animals and humans with spina bifida. The therapy involves using stem cells taken from donor placentas on bioengineered scaffolds to help cover and close wounds, preventing damage to the spinal cords.
A study led by the University of California, Davis tracked over 230 Anna's and Allen's hummingbirds around urban feeders, providing insights into their interactions and health. The research found that females stayed longer at feeders than males and males overlapped their visits with other males more frequently than with other females.
Researchers at UC Davis have made a breakthrough in plant biology by discovering a way to produce crops as clones from seed. This process, known as apomixis, allows for the reproduction of high-yielding and disease-resistant crops without the need for expensive hybrid seeds. The discovery has significant implications for global food se...
A recent study has identified the rapid evolution of a gene causing lighter skin pigmentation in southern Africa. The SLC24A5 gene was introduced from eastern Africa and underwent strong positive selection among KhoeSan populations.
Researchers used neon isotopes to study Earth's mantle formation, finding evidence of rapid early planet formation and delivery of vital compounds. The findings support the idea that a planet must reach a certain size before absorbing these ingredients, which is consistent with observations of other solar systems.
A study led by University of California, Davis, found that human actions alter the characteristics of wild species, leading to irreversible changes. The researchers analyzed genetic data from spring-run Chinook salmon and concluded that losing this gene could result in their extinction forever.
The Aurelia genome study reveals jellyfish recycled existing genes to transform from polyps to medusae, indicating early animals can easily adapt and radiate into new forms. This research provides insights into evolution, nervous system development, and potentially controlling environmentally damaging jellyfish blooms.
A recent study from UC Davis identifies a healthy personality prototype, characterized by low neuroticism and high openness to feelings, warmth, positive emotions, and agreeable straightforwardness. Individuals with healthy personalities tend to be better adjusted, with higher self-esteem and lower aggression.
Researchers suggest that sugar-sweetened beverages may be addictive, particularly among teenagers. A recent study found that deprivation of sugary drinks led to withdrawal symptoms such as headaches, decreased motivation, and cravings in 25 adolescent participants.
The EXPLORER scanner captures a 3-D picture of the whole human body at once, producing images in as little as one second. It can track specially tagged drugs and has countless applications in diagnostics, disease progression, and new drug therapies.
Microtubules form scaffolding for cell movement and division. Researchers at UC Davis discovered the mechanism behind their assembly, using an animation to illustrate TOG domains driving tubulin polymerization.
Researchers used outdoor labs to test plant responses to future climate change, finding that some crops may grow more under rising CO2 levels. However, drought and heat can limit growth, leading to a trade-off between positive and negative impacts.
A team of researchers at UC Davis has developed a new method to estimate the biological sex of human skeletal remains based on protein traces from teeth. This method uses sensitive mass spectrometry to measure proteins and can be used alongside existing techniques.
A team of scientists has developed a new method for detecting specific strains of E. coli using molecular electronics, which could lead to rapid and straightforward detection of pathogens and antimicrobial resistant bacterial strains.
Researchers argue that traditional trait-based approaches are insufficient for understanding personality dynamics and variation over time. A new dynamic view of personality traits and disorders may provide more guidance for intervention, helping individuals with personality disorders improve their lives.
Researchers at the University of California - Davis are working to improve chicken breeds with enhanced resistance to Newcastle disease and heat stress through genomic analysis. The Feed the Future Innovation Lab for Genomics to Improve Poultry aims to protect chickens from deadly diseases in Africa and worldwide.
Researchers at UC Davis and Cold Spring Harbor Laboratory discovered a gene network that enables plant roots to efficiently take up and metabolize nitrogen. This breakthrough could lead to the development of crop varieties that need less fertilizer or make better use of it, reducing environmental impacts.
A UC Davis study found that negative chat has a much longer tail and stronger snowball effect than positive chat, affecting the original speaker for up to eight minutes. Positive messages also have a ripple effect, but it's shorter-lived, lasting only two seconds.
Researchers at the University of California, Davis found that a brain wave device enhanced both theta wave activity and memory performance in volunteers. The study suggested that entrainment devices may play a role in coordinating brain regions by synchronizing neural activity.
An international team of astronomers has discovered a massive galaxy proto-supercluster, Hyperion, in the early universe, just two billion years after the Big Bang. The supercluster has a complex structure with at least seven high-density regions connected by filaments of galaxies.
A new UC Davis study found that consumers can accurately identify fake images, rating credibility low on a scale. The study suggests that internet skills and social media use are key predictors of image credibility evaluation.
Researchers at UC Davis will use genomics to combat downy mildew in lettuce, a pathogen causing $3 billion industry losses annually. The project aims to reduce crop losses and improve profitability for farmers, while providing consumers with produce using fewer chemicals.
A $4.9 million grant will expand the LibreTexts project, a national consortium producing free and open-source educational science and technology resources. The expanded project aims to create zero-textbook-cost options for key subjects like chemistry and career training.
Researchers found that installing small hexagonal structures called 'spiders' across 5 acres of reef increased live coral cover from less than 10% to over 60%. This cost-effective method has the potential to inform other large-scale coral reef restoration efforts.
New research reveals that Rnf212 helps create a 'cellular memory' of DNA damage in oocytes, allowing cells to assess the severity of defects and prevent defective eggs from being formed. This process ensures that only high-quality eggs are selected for the ovarian reserve.
Researchers discovered that non-circulating memory T cells offer optimal protection against Salmonella infection, leading to the development of more effective and safe vaccines. The study's findings have significant implications for addressing enteric fever and invasive non-typhoidal Salmonellosis in resource-poor communities.
A UC Davis researcher found that people behave similarly to others in simple reasoning games, driven by 'flocking' dynamics rather than rational thinking. The study used different games with varying levels of complexity, but all showed the same flocking behavior.
Researchers have identified a key step in how plant cells respond to pathogens, revealing an enzyme called SIK1 that connects detection and action. The discovery opens up new avenues for treating plant diseases and breeding resistant crops.