Researchers identified four partially hidden binding pockets on the SARS-CoV-2 virus's Nsp1 protein that could be targeted with drugs. These pockets are found to halt virus replication and prevent immune system shut-down, providing a promising lead for future coronavirus treatments.
A study found that South Asian women with genes associated with type 2 diabetes are at a higher risk of developing gestational diabetes during pregnancy. The researchers identified genetic signatures linked with type 2 diabetes risk as strongly and independently associated with gestational diabetes in this population.
Research findings suggest that skewed X chromosome inactivation may indicate increased risk of developing chronic diseases, including cardiovascular disease and cancer. XCI-skew is a measure of how many cells in a tissue inactivate the same parental X chromosome.
A new web-based tool called Taxonium is helping scientists track the evolution of SARS-CoV-2 and other viruses by analyzing massive genetic datasets. The analysis reveals that COVID-19 variants worldwide are repeatedly evolving the same mutations, suggesting a convergent evolutionary process.
Scientists have identified a single 28-million-year-old receptor gene that allows plants to recognize and respond to caterpillar peptides, a common threat. This ancient gene has evolved over time, with some plant species losing it, and its reintroduction through breeding or genetic engineering could protect crops against failure.
Researchers developed a new taxonomy of bowel cancer using gene interaction networks, grouping tumors into six distinct clinical and molecular subtypes. This classification system could aid in precision medicine by tailoring treatments to individual patients.
A new study found that genetic factors may underlie the link between unhealthy teenage behaviors and accelerated biological aging. The research, involving 824 twins, suggests that individuals with high body mass index scores or substance use are more likely to experience rapid aging.
Co-infection with gut parasites increases shedding of respiratory bugs like Bordetella bacterium, leading to higher probability of onward transmission. This study in rabbits has broad implications for human populations and suggests targeting treatment of helminths could be an effective way to reduce disease outbreaks.
A new technique combines holographic microscopy with deep learning to follow individual microscopic organisms in the ocean. The method allows for continuous measurement and quantification of micro-zooplankton and feeding events, revealing key interactions between species.
Researchers found that two-dose CoronaVac vaccination schedules, spaced 2 or 4 weeks apart, elicit similar immune responses against SARS-CoV-2 variants. The study suggests that either schedule can provide equal protection against COVID-19.
A study found that young women's vaginal immune systems become more active after first-time intercourse, which may increase or decrease the risk of acquiring sexually transmitted infections. The changes were confirmed not to be due to pregnancy or having an STI.
eLife is ending its practice of making accept/reject decisions following peer review, instead publishing every paper it reviews as a Reviewed Preprint. This new model restores control to authors, promoting the assessment of scientists based on their research output rather than publication venue.
A survey of six European countries found strong public support for transferring COVID-19 vaccines to poorer nations and prioritizing those with the greatest need. Europeans consistently prioritized individuals most vulnerable, employed individuals, or those who lost income during the pandemic over unemployed individuals.
A recent study published in eLife reveals that women, the elderly, those in rural areas, and those living in poverty are less likely to own a mobile phone, thereby excluding them from accessing mobile health (mHealth) services. The study highlights the need for digital transformation across Africa to ensure equitable access to healthcare.
Researchers have isolated a novel bacterial species, HS-3, that displays complex multicellular behavior and a reversible two-phase life cycle. The discovery reveals a previously unknown mechanism for the emergence of multicellularity in bacteria, suggesting that environmental factors played a crucial role.
A new study found that mobile stamens on flowers help reduce the time insects linger on flowers, decreasing nectar consumption while increasing pollen transport efficiency. This allows for more efficient pollination, ultimately benefiting plant reproductive success.
Research on ostriches found that optimal breeding group sizes vary depending on the balance of males and females within it. The study showed that males have a single optimal group size, while females have multiple optimal sizes due to cooperative care. Intermediate-sized groups were not optimal for reproductive success in either sex.
A study reveals critical weaknesses in current tree-planting strategies in US cities, suggesting ways to build more resilient and diverse ecosystems. Urban forests provide numerous health benefits, but few have assessed city tree biodiversity.
A systematic review of randomized controlled trials found that calcium supplementation significantly improves bone mineral density and content in people under 35. The benefits were most pronounced in those aged 20-35 years, suggesting a potential new window for intervention to prevent osteoporosis later in life.
A genome-wide study has identified two genetic variants and structural changes in chromosomes associated with posterior urethral valves, a condition that affects 1 in 4,000 males. The study highlights the importance of including diverse populations in genetic studies to identify genetic contributors to rare conditions.
A study found that high-fat diets fuel the creation of inflammatory immune cells in mouse bone marrow. These cells can later invade fat tissue, leading to insulin resistance and other complications associated with obesity. The bone marrow's sensitivity to environmental changes plays a crucial role in this process.
Research reveals that tumor cells form temporary structures to avoid destruction by the immune system. The findings suggest that timed inhibition of relevant signaling pathways is necessary alongside immunotherapy to prevent tumor resistance.
A study in the Netherlands found that restricting flights from countries where COVID-19 variants of concern emerge is not enough to halt their spread. The researchers analyzed nearly 40,000 genome sequences and found that all four VOCs had already been introduced into the country by the time flight restrictions were implemented.
Researchers found that crops bred for single-species systems rapidly adapt to growing alongside multiple species, leading to increased cooperation and productivity. The study suggests breeding plants to grow in mixed-species plots may improve yields and reduce the need for fertilizers and other harmful practices.
Researchers have identified fascin as a key player in promoting cancer development, with the protein controlling cell movement and invasion. Forcing fascin into the nucleus of cancer cells could prevent their growth and movement.
Young people with 22q11.2 Deletion Syndrome show distinct brain activity patterns during sleep, which may influence psychiatric symptoms. These differences are associated with altered connections within and between brain areas.
Computer simulations reveal that animals rearing up to smell the air is part of an efficient strategy for locating scent sources. Animals use physics to navigate turbulent environments, pausing and standing on hind legs to catch distant scents in the air.
Researchers discovered that presenting COVID-19 vaccine side effects in the context of other risks, such as motor vehicle death rates, increases people's intention to take the vaccine. Adding a simple qualitative risk level, like 'very low risk', also boosts intentions.
A study published in eLife identified three microRNAs that may impair healing in venous ulcers, a common type of chronic wound. The findings suggest that drugs targeting these microRNAs could help facilitate healing in patients, offering new approaches for treating this painful and slow-to-heal condition.
A new model predicts that high transmissibility and immune erosion will lead to further outbreaks. The study highlights the need for a universal vaccine to block SARS-CoV-2 infection and prevent severe disease.
A new mathematical framework predicts the most effective combinations of drugs to treat postmenopausal bone loss in patients. The model identifies optimal orderings that boost bone density and reduce long-term bone loss, improving treatment outcomes.
A Canadian study reveals that international travel restrictions were key to reducing the spread of new COVID-19 variants. By limiting virus importations, governments gained time to ramp up testing, tracing, and healthcare interventions.
Newborn marmosets practice face and mouth movements needed to call for help before birth. Human-like crying movements have been observed in the womb, suggesting a potential link between primate and human vocal development.
A study published in eLife suggests that combining broadly neutralizing antibodies (bNAbs) based on viral genetics can help prevent viral escape and rebound in HIV treatment. The researchers identified a combination of three bNAbs, PG9, PGT151, and VRC01, which reduces the chance of viral rebound to less than 1%.
A study found that healthcare workers in non-COVID-19 wards during outbreaks transmitted new infections, highlighting gaps in infection control practices between different acute care wards. In contrast, those working in COVID-19 isolation wards had lower transmission rates.
Research reveals that brain responses to stories change dramatically between childhood and adulthood, with different brain regions activated in each age group. Children as young as seven show similar patterns of brain activity to adults when watching a story, but their brains are less synchronized and more focused on sensory details.
A preliminary study published in eLife suggests that sperm screening can identify potentially harmful new genetic mutations and help prevent them from being passed on to offspring. The study found that 55 mutations were detected in the men's sperm, including 15 passed on to an embryo.
Researchers have discovered that mutations causing Duchenne muscular dystrophy slow electrical activity in the heart, leading to abnormal heart rhythms. This finding may help explain why up to 60% of DMD patients experience life-threatening heart rhythm abnormalities and could lead to new treatment strategies.
A new digital PCR technique helps identify mutations in malaria parasites that evade detection by rapid tests, reducing false negatives. This allows for more accurate selection of diagnostic tests tailored to specific regions.
A recent survey revealed significant gaps in cancer screening among women aged 50-64, with rates as low as 50% for colorectal cancer and 46.5% for both cancers. The study found that patient-centered approaches to screening can facilitate timely testing and management of abnormal results.
Researchers discovered how Mycobacterium tuberculosis can evolve efficiently by forming complex biofilms due to genetic mutations. The study sheds light on the bacterium's robustness and identifies potential vulnerabilities for developing more effective treatments.
A joint modelling initiative predicted US COVID-19 cases would rise in July 2021 and peak in September, with low-vaccination states bearing the brunt. States with high vaccination rates averted over 1.5 million cases and 21,000 deaths.
Researchers identify genetic determinants of immune phenotypes in type 1 diabetes, highlighting 11 genes as potential candidates for new treatments. Genetic variants affecting T-cell composition and cytokine production were found to be significantly involved in the disease.
A study published in eLife has shown that fast-growing bacteria can resist antibiotics by displaying higher ribosome expression, allowing them to avoid macrolide accumulation. This finding highlights a new survival strategy for bacteria and offers potential avenues for developing improved antibiotic compounds.
A study published in eLife found that high-intensity interval training increases the production of proteins essential for energy metabolism and muscle contractions, as well as alters key metabolic proteins through acetylation. These changes may contribute to improved metabolic health.
A recent study published in eLife found that wildlife living in urban environments have picked up some gut bugs from humans, leading to a 'humanization' of their microbiota. The researchers analyzed gut microbiomes in distantly related vertebrates from urban and rural areas and discovered significant differences between the two.
A recent study published in eLife found that eating up to one egg per day may help lower the risk of cardiovascular disease. The researchers identified 24 metabolites associated with self-reported levels of egg consumption and found that individuals who ate eggs regularly had higher levels of a protein called apolipoprotein A1.
A study published in eLife found that type 2 diabetes speeds up the normal process of brain aging, with longer duration of diabetes linked to increased neurodegeneration. The analysis showed that people with diabetes had a further 13.1% decrease in executive function and processing speed compared to healthy individuals.
A new algorithm forecasts which hospitalized patients are at the highest risk of death from COVID-19, regardless of immune protection status or virus variant. The tool, called COVID-19 Disease Outcome Predictor (CODOP), uses blood measurements to predict prognosis and can help direct critical care resources.
A recent study suggests that concussion symptoms in children may be caused by multiple types of brain damage, leading to varying sets of symptoms. The research found complex relationships between brain damage and symptoms, which could lead to improved treatments for individual patients.