Researchers developed methods to synthesize and change the Schmallenberg virus genome, identifying a gene that protects the virus against the immune response. The study found that viruses missing this gene caused less sickness in mice, suggesting potential for new vaccines.
Children aged 5 and over demonstrate rational decision-making skills when making choices to maximize profits, considering odds of winning and loss. Younger children struggle with similar tasks, exhibiting a 'better safe than sorry' approach that can lead to judgment errors.
Researchers found that embryonic sharks can detect electric fields emitted by potential predators and respond by reducing respiratory movements. This innate avoidance response allows them to recognize dangers and try to escape, even in vulnerable egg cases.
A study published in PLOS ONE found that people judge men's trustworthiness based on face shape and eye color, with brown-eyed faces appearing more trustworthy than blue eyes. The researchers tested various combinations of eye color and face shape to determine which features contributed most to the perception of trustworthiness.
Researchers have found a novel approach to treating hypoxic solid tumors by using sickle-shaped red blood cells to target and destroy tumor cells and surrounding blood vessels. The sickle cells' unique properties allow them to block tumor blood supply and release toxic residues that promote tumor cell death.
Researchers found that the Nopili rock-climbing goby uses the same set of muscles for both climbing and eating, filming jaw muscle movement during both activities. The study suggests that these fish have learned to use similar movements to meet two different needs, potentially coopted through evolution.
Research finds bonobos voluntarily share food and forego meals for social interaction with strangers, highlighting evolutionary roots of human generosity. The study reveals that bonobos' behavior is driven by unselfish motivations and has limits when no social interaction is possible.
Researchers identified the mechanism by which Staphylococcus aureus colonizes nasal passages, finding that Clumping factor B (ClfB) binds to skin protein loricrin with high affinity. This interaction is crucial for successful colonization and opens new avenues for developing therapeutic strategies.
A new study links vector-borne diseases to economic development across the globe, finding that these diseases have a substantial effect on income between tropical and temperate countries. The study's results suggest that infectious diseases can undermine economic growth similarly to crime or government corruption.
A recent study published in PLOS Biology has discovered the role of ELF5 in aggressive breast cancer subtypes and its potential to overcome anti-estrogen therapies. The research suggests that manipulating ELF5 levels could lead to new treatment strategies for breast cancer patients.
Research published in PLOS ONE found that kids who perform acts of kindness are happier and find greater acceptance among their peers. Kind acts, such as giving someone lunch or visiting a pleasant place, increased children's well-being and improved their relationships with classmates.
Researchers found that female avatars expose substantially more skin than males, independent of their virtual body proportions. The study analyzed data from over 400 virtual people and found a dramatic gender difference in the propensity to disclose naked skin.
A new analysis suggests that saber-toothed cats and American lions didn't drastically change their diet near extinction due to scarcity. Instead, they likely consumed carcass bones regularly, contradicting the idea that food shortage was a main reason for their extinction.
Research reveals that yeast species and fungal communities on grape surfaces can create differences in wine flavor even among grapes from the same vineyard. The study's findings suggest that viticulturalists and winemakers can plan microharvests better and implement more consistent wine blending strategies.
Researchers have identified a new drug target, 4'-Phosphopantetheinyl Transferase PptT, which is essential for Mycobacterium tuberculosis (Mtb) growth and survival. This discovery offers hope for the development of new TB treatments that can shorten treatment duration and combat drug-resistant strains.
Researchers discovered ancient wooden wells in eastern Germany, providing evidence of skilled carpentry among early European farmers. The tree rings preserved environmental data offering insights into climate and strategies used by these prehistoric settlers.
A new study finds that humpback whales sing while foraging in their Antarctic feeding grounds, showing a previously unknown behavioral flexibility. The researchers tracked ten whales and found that all ten sang while foraging, with some even singing intense, continuous bouts of song.
Researchers discovered a new species of mosasaur that lived about 84 million years ago in freshwater river environments. The largest specimens reached up to 20 feet in length and had unique characteristics such as limbs like a terrestrial lizard, a flattened skull, and a tail unlike other known members.
Researchers from Aarhus University used advanced bio-imaging techniques to discover that geckos shed their tails along pre-formed score lines. This process is independent of protein-cleaving enzymes and involves microstructures at the ends of muscle fibers, facilitating a quick getaway for these lizards.
Researchers found that mealworm farms produce more edible protein than traditional animal farms for chicken, pork, beef, or milk, using less land and similar amounts of energy. Mealworms also produce less greenhouse gas emissions than other animals grown for meat.
A systematic review of TB interventions in low-and-middle income countries found limited real-world evidence to support their effectiveness and financial value. The authors identified substantial gaps in published evidence for scale-up of these interventions, which may prevent program-wide implementation.
A study published in PLOS Medicine found that global infertility rates have remained steady since 1990, with 1.9% of women aged 20 unable to conceive and 10.5% of those who previously gave birth unable to have another child. The levels of infertility varied by region, with higher rates in North Africa and the Middle East.
A lack of consideration for older people's needs in emergency situations is hindering their response, according to Médecins Sans Frontières (Doctors without Borders) and HelpAge International. This group faces unique challenges such as difficulty traveling and accessing relief supplies, leading to increased mortality and morbidity rates.
Researchers from IrsiCaixa have identified a molecule on the surface of dendritic cells that recognizes and binds HIV gangliosides, allowing the virus to be taken up by these cells and transmitted to CD4 T lymphocytes. This discovery could lead to the development of new treatments against AIDS.
Researchers discovered a mechanism by which Ebola virus alters and evades the immune response of its infected host. The secreted protein can selectively drive induction of antibody responses to itself while competing for antibodies to the viral surface protein, enabling repeated or sustained infection.
New research shows that elderly individuals mount normal immune responses to virus infections, retaining T cell functionality. This finding has important implications for vaccination strategies in the elderly.
Research published in PLOS ONE found that liberals and conservatives hold correct but exaggerated moral stereotypes about each other's views. The study suggests that liberals and conservatives are more similar in their moral judgments than previously thought.
Research published in PLOS ONE reveals that extinct human microbes from archeological sites closely resemble those found in present-day rural African communities. The study suggests that the modern cosmopolitan lifestyle resulted in a dramatic change to the human gut microbiome.
Research found that both men and women prefer female candidates with masculine voices, regardless of the leadership role. The results suggest that voice pitch can influence perceptions of leadership capacity across different domains.
Researchers found that administering zinc to human blood and mice treated with the venom's compound could slow down pore-forming process in cells. Zinc gluconate treatment increased survival times in mice, suggesting a potential therapeutic option. The study proposes zinc as a life-saver for victims of Australian box jellyfish stings.
A recent study suggests that taxes on soft drinks and high-fat foods could lead to significant reductions in energy intake from saturated fats and consumption of these products. In contrast, subsidies for fruits and vegetables may increase consumption, but with potential compensatory purchasing effects.
Researchers have reconstructed DNA and proteins from prehistoric yeast cells to examine evolutionary forces that shaped modern-day enzymes. They found that copying existing genes led to the emergence of new enzymes with different sugar-b Breaking down different sugars.
Researchers found that an ancient algal structure is used by deadly parasites like malaria and toxoplasmosis to replicate inside hosts. Altering this fiber-like structure can prevent parasite replication, potentially leading to new treatments.
The study found that disruption to public health infrastructure was the primary factor contributing to infectious disease outbreaks, accounting for 40% of cases. The authors recommend prioritizing development funding over emergency funding to strengthen surveillance and diagnostic capacity in developing countries.
A new statistical method called bootstrapping has been used to calculate uncertainty intervals for child mortality rate estimates in 174 countries. This approach provides more insights into countries' progress in reducing child mortality, enabling a categorization of countries based on the evidence for progress.
A new study has identified the mechanism by which Toxoplasma gondii infects the brain, leading to increased risk-taking and higher incidence of schizophrenia, anxiety, and depression. The parasite manipulates the GABA system, inhibiting fear and anxiety responses.
Scientists identify novel disorder SPARCA1 associated with severe childhood ataxia and cognitive impairment due to altered beta-III spectrin gene. The study highlights the crucial role of spectrin in brain function beyond the cerebellum.
Researchers have created a 'network map' of genes involved in pain perception, identifying hundreds of potential therapeutic targets. The study provides a valuable tool for predicting pain genes in people and has the potential to lead to the development of new analgesic drugs.
A new study demonstrates that a vaginal microbicide gel is highly effective in blocking HIV infection in non-human primate models. The gel, containing engineered peptides, prevents the virus from entering and infecting cells, offering a promising strategy for prevention and protection against HIV transmission.
Researchers found that prehistoric artwork showed a significantly lower rate of incorrect leg positioning compared to modern art, highlighting the accuracy of cavemen's animal depictions.
Researchers found that over 14,000 fish from Czech Christmas markets aligned themselves along the north-south axis, suggesting an unknown capacity for geomagnetic sensing. The fish's orientation was unaffected by human presence or environmental stimuli, pointing to a likely geomagnetic cue.
Volunteers who saw larger portions before eating reported less hunger 2-3 hours later, while those seeing smaller portions did not. This suggests that cognitive processes influence feelings of satiety after meals.
Researchers combined video imaging and gas analyzers to track bed bug chemical signals, revealing new insights into behavior and mating habits. The study found distinct increases in chemicals during defense against unwanted mating attempts and individual variations in emissions.
Research by Pia Aravena and colleagues found that hearing action-related verbs can induce unconscious physical responses, such as increased grip force. The study used sentence structures with positive or negative verbs to explore language-induced motor activity in the human brain.
A new study reveals how Human Cytomegalovirus (HCMV) co-opts cells' abilities to repair themselves, leading to preferential repair of the viral genome. The research, published in PLOS Pathogens, shows that HCMV-infected cells can efficiently repair their own DNA but not the viral DNA, with implications for developing antiviral therapies.
Research finds that seasonal dietary shifts in blue monkeys increase fecal glucocorticoids, a stress marker, particularly in lactating females and those in late pregnancy. This suggests potential effects on female reproduction and infant development.
Researchers discovered that modern humans first settled in Sicily around the time of the last ice age, with a diet consisting mainly of terrestrial animals. Genetic analysis revealed the peopling of Sicily occurred at 19,000-26,500 years ago, when sea levels were low enough to expose a land bridge.
Research published in PLOS ONE found that moral evaluations are faster and more extreme than pragmatic ones, with greater flexibility in consideration. The study suggests people can evaluate choices using either moral or non-moral considerations, leading to different choices for the same actions.
A new study reveals that hyperparasitoids exploit plant odours triggered by parasitoid-infected caterpillars, compromising the mutualistic relationship between plants and parasitoids. This complex network of interactions highlights the importance of considering species at multiple trophic levels in ecological functions.
Research published in PLOS ONE found that dogs, like Gable the Border Collie, associate words with categories rather than shapes or textures, a difference from human learning processes. Dogs are able to identify objects of similar size by name, but not shape, suggesting a qualitative difference in word comprehension.