Researchers found exposure to warmer temperatures improves bone strength, preventing bone density loss typical of osteoporosis. The gut microbiota plays a crucial role in this phenomenon, adapting to heat by disrupting polyamine synthesis and degradation, which affects osteoblasts and osteoclasts.
Dipanjan Pan and collaborators have developed a novel method to synthesize plasmonic gold nanoparticles within cancer cells, eliminating the need for traditional laboratory methods. The approach has potential applications in x-ray imaging and therapy, with possibilities for targeted drug delivery.
A study led by the University of Basel found that over 50% of global phosphorus loss in agriculture is due to soil erosion. The researchers mapped phosphorus content in soils and correlated it with local erosion rates, revealing the greatest losses in Africa and Eastern Europe.
Researchers have identified a uniform genetic mechanism controlling seed position in plant pods, regardless of environmental factors. The study found that a specific peptide pair coordinates ovule initiation patterns with seed number and fruit size, leading to even spacing and optimal growth.
Researchers at George Mason University are developing a senior-year capstone course and summer clinical immersion program to integrate nursing and health informatics students into Bioengineering Design teams. The program aims to apply the new curriculum in real-world clinical contexts, addressing newly identified clinical needs.
Researchers found climate change impacts parasitoid wasps and flies, altering ratios between warm- and cold-adapted species. This study provides insights into how global warming affects ecosystems, increasing understanding of ecology and potential solutions.
A new study published in Hepatology has identified a gene, Fas Associated Factor Family Member 2 (FAF2), that may reduce the risk of developing alcoholic cirrhosis. The researchers found that this gene is involved in lipid droplet organization pathway and is linked to other genes that increase the likelihood of liver disease.
A pilot study found that measuring 24-hour heart rate can reliably indicate whether someone is depressed, providing an early warning and rapid indication of treatment effectiveness. The study also identified a link between heart rate variability and response to ketamine treatment.
Researchers found genetic variation in DDX1 associated with increased expression and poor survival in neuroblastoma. The MAX protein binds to the DDX1 promoter, influencing MYCN-related variants' impact on neuroblastoma risk.
Warmer temperatures cause Arctic plants to compete for pollinators, with the most attractive species monopolizing services. Researchers found that Avens and Moss Campion experience altered flowering periods due to temperature changes, impacting competition and pollination success.
Researchers found that middle-aged individuals have different H3N2 flu virus antibody specificities, which can leave them more susceptible to infection. Early childhood infections can elicit strong, long-lasting memory immune responses, but these may not be effective against newer strains of the virus.
A study has discovered that unglazed ceramic cookware can retain the residue of not just the last meal cooked, but potentially earlier dishes, allowing for the reconstruction of ancient recipes. The research team analyzed chemical compounds adhering to and absorbed by the earthenware in which they were prepared.
A recent observational study found that US veterans who transitioned from active military service to civilian life were at a higher risk of suicide, with depression and PTSD being key factors. The study also identified other demographic and military service characteristics associated with increased suicide risk.
The 'Barcoding Galapagos' scheme trains naturalist guides to survey wildlife and plants using genetic techniques, providing an alternative income source for a population reliant on eco-tourism. The project aims to fill gaps in biological knowledge of the islands and lessen the impact of illegal harvesting.
The COVID-19 pandemic exacerbated public health-related inequities among people of color in the US, particularly in NYC. A tracking survey revealed disparities in access to healthcare, employment, housing, food, and education among Black and Latinx New Yorkers.
A team of researchers from Arizona State University and the University of Chicago found that carbon-rich exoplanets could convert to diamond and silicate under high heat and pressure. However, these planets are unlikely to be habitable due to their geological inactivity.
A central neural circuit in the forebrain to the hypothalamus mediates chronic stress-induced bone loss via the peripheral sympathetic nervous system. Isolation significantly increases anxiety levels, inducing bone loss in human subjects.
The virtual ACS Clinical Congress 2020 features hundreds of new research findings, contemporary topics in surgery, and a digital approach with live and on-demand sessions. Journalists can apply for press credentials to cover the event from remote locations.
Cuttlebone's unique chambered 'wall-septa' design optimizes weight, stiffness, and damage tolerance, allowing for controlled failure and energy absorption. The structure's wavy walls induce fractures at the middle of walls, limiting external impact.
Between 2000 and 2017, the US experienced a significant increase in premature deaths due to drug poisonings, suicide, and alcohol-induced causes. The study found that geographic areas and demographic characteristics played a crucial role in understanding these changes.
Researchers develop novel approach for efficient generation of coherent vibrations using semiconductor structures. The phonon laser operates in the tens of GHz range and is based on Einstein's predictions for Bose-Einstein condensates of coupled light-matter particles.
A massive-scale genotyping and diversity analysis of wheat has identified untapped valuable variation for breeding high-yielding, resilient and nutritious varieties. The study found that relatively little of the genetic diversity available in landraces has been used in modern breeding.
Researchers from Osaka City University developed a microscope-based thermometer that uses quantum technology to detect temperature changes in live, microscopic animals. The thermometry algorithm successfully tracked temperature fluctuations in C. elegans nematode worms after inducing a fever by stimulating their mitochondria.
Scientists developed a novel colorimetric sensor using genetically engineered viruses to detect airborne chemicals, showing practical applicability. The sensor's high sensitivity and mass-producibility hold promise for various real-life applications, including detecting harmful industrial chemicals and assessing air quality.
A Harvard team has successfully cooled a six-atom molecule to just above absolute zero using laser light, marking the first time such a complex molecule has been achieved. The breakthrough opens up new avenues of study in quantum simulation and computation, particle physics, and quantum chemistry.
A UC study found that steelhead migration in California's Santa Clara River is triggered by the lengthening daylight of spring, not recent rains. The study recommends limiting water extraction during migration months to allow late migrating fish to return upstream.
A study published in the American Journal of Psychiatry found that mothers' ability to cope with stress during pregnancy is positively correlated with their children's telomere length. This suggests that maternal psychological resilience may have a protective effect on child development and lifelong health.
Researchers at Yale have identified a possible treatment for Duchenne muscular dystrophy (DMD) by targeting the 'undruggable' enzyme MKP5. The team found that a compound blocking the enzyme's activity in muscle cells suggests a promising new therapeutic strategy for treating DMD.
Researchers found that Brat tumors in Drosophila are highly oxidative, with increased oxygen consumption rates compared to normal brains. Oxidative metabolism plays a key role in tumor cell immortalization, driven by mitochondrial fusion and increased efficiency in oxidative phosphorylation.
Researchers at Université catholique de Louvain have discovered a molecule that blocks immune responses in cancer patients, and are now developing an immunotherapy to neutralize it. The treatment combines anti-GARP antibodies with another proven approach to increase effectiveness in fighting cancer.
Wildfires have ravaged western states, with over 3.1 million acres burned in California alone. Climate experts blame drought, heat, and strong winds for the disaster.
Researchers at the University of Turku developed a rapid point-of-care diagnostic test to detect ovarian cancer from blood samples in 30 minutes. The new test shows improved sensitivity and accuracy compared to conventional CA125 diagnostics.
A study led by King's College London found that pregnant women with obesity who received a diet and exercise intervention showed improved cardiovascular function in their children at three years old. Mothers also maintained healthier diets three years after delivery.
A new study by Yale astrophysicist Priyamvada Natarajan and colleagues found that the smaller dollops of dark matter associated with cluster galaxies are significantly more concentrated than predicted by theorists. The discovery implies a possible gap in scientists' understanding of dark matter.
A team of scientists has developed LAMDA, a compact lab-on-paper strip that can diagnose mosquito-borne diseases in under an hour. The device uses Loop-mediated isothermal amplification to detect viral RNA and has great potential for resource-limited clinics and point-of-care diagnostics.
Tropical Storm Paulette's unique shape is attributed to the strong southwesterly wind shear affecting it and its companion storm, Rene. Infrared imagery reveals powerful thunderstorms with cloud top temperatures as cold as minus 80 degrees Fahrenheit.
A Northwestern University study has identified the specific regions of brain tissue where a key gene named aromatase regulates male sexual behavior in mice. Aromatase converts testosterone to estrogen, driving male sexual activity. The discovery could lead to new treatments for disorders of low and compulsive sexual desire.
The Texas Heart Institute will develop the first fully implantable circulatory support device for pediatric patients, aiming to stop advanced heart failure progression. Led by Dr. O.H. Frazier, the team will conduct preclinical studies and collaborate with international consultants.
This observational study investigated psychological symptoms, nonsuicidal self-injury, and suicidal ideation among Chinese primary school students before the COVID-19 outbreak and two weeks after school reopening. The results showed significant changes in mental health outcomes during this period.
A team led by Michigan State University is developing diamond devices to monitor brain biochemistry for early warning signs of Parkinson's disease. The devices aim to detect low levels of dopamine, a chemical neurons use to communicate, and could potentially treat the disease earlier.
Researchers at Huntsman Cancer Institute discovered that HIF-1α is linked to aggressive tumors, metastasis, and poor patient survival, while HIF-2α is associated with less aggressive tumors and better outcomes. The study suggests a potential new paradigm for understanding kidney cancer.
Researchers at the University of Texas at Austin have developed an antibody test for COVID-19 that is highly accurate and can handle a large number of donor samples. The test measures antibodies against specific proteins on the virus's spike protein and has been shown to be comparable to the gold standard of antibody testing.
The rapid expansion of COVID-19 research has led to an infodemic in scientific literature, underscoring the need for more accessible and transparent research publication. Experts propose combining human expertise with AI to summarize and collect research, while curating findings to ensure relevant and reliable information.
Tropical cyclones affected by wind shear can appear less than round, with outside winds pushing clouds and rain to one side. Infrared data reveals cold cloud top temperatures indicating heavy rain potential
Researchers from Stanford University and Harvard T.H. Chan School of Public Health propose a new method to accurately estimate COVID-19 mortality rates by measuring direct, indirect, and excess deaths. This approach could provide a more accurate picture of the pandemic's impact on human life.
A mother's high-fat diet during pregnancy may alter the taste buds of her offspring, leading to a greater attraction to unhealthy food and obesity in adulthood. The study found that adult progeny fed with such a diet had more sweet-taste receptors inside their taste buds.
A new study reveals that more than 90% of protected areas are isolated from each other due to human activities. This disconnects species from their habitats, making it difficult for them to migrate, escape danger, or track preferred microclimates under climate change.
Researchers found that a genetic mutation in SIDT1 protein reduces the absorption of MIR2911, a key component in SARS-CoV-2 treatment, leading to reduced antiviral effects. People carrying this mutation had lower serum levels and exosome levels of MIR2911 compared to those without the mutation.
Scientists at Cornell University's veterinary college have identified the genetic drivers of ovarian cancer, a deadly disease that kills more women than any other cancer. The study reveals that ovarian surface stem cells are more susceptible to mutations, while certain genes can inhibit cancer initiation.
Shengfeng Cheng aims to control the movement and distribution of substances dissolved into a solvent as a solution is dried. His research could lead to new methods of fabricating particulate materials, such as thin film coatings and drug-loaded particles.
Researchers isolated molecules from a blue light-emitting fungus gnat found in the Appalachians, which could lead to novel biotech applications and elucidate human diseases. The study revealed an almost unknown bioluminescent system composed of luciferin and luciferase.
The Global Hygiene Council warns that poor home hygiene is a significant contributor to antibiotic resistance, with rates of resistance expected to exceed 40-60% in some countries by 2030. A targeted hygiene approach can help minimize the spread of infections and reduce antibiotic consumption.
A study published in Coral Reefs finds that materials in seawater affect light availability and wavelength on coral reefs, impacting photosynthesis and ecological zonation. Researchers used an instrument called a profiling reflectance radiometer to collect data profiles across Hawaiian and Bermudian reefs.
A study found that COVID-19 recovery in competitive college athletes can lead to myocardial inflammation, as detected by cardiac magnetic resonance imaging (MRI). The researchers identified a high-risk group of athletes who should be carefully monitored before returning to play.
The study reveals that ammonium uptake by roots provokes pH changes that bring auxin into a protonated form, triggering lateral root emergence. This process allows plants to adapt to fluctuating nutrient availabilities and optimize nutrient acquisition in agricultural settings.
Research highlights sex differences in gene expression, finding over a third of genes display sex-biased expression in at least one tissue. Sex-linked disparities contribute to increased cancer rates in males and autoimmune disorders in females.
A new study by the University of Delaware found that diverse directors are less likely to serve in board leadership roles, despite being highly qualified. This inequity persists even when controlling for specialized skills and experience. The research suggests biases may be a contributing factor.
A novel radio receiver architecture is being developed to adaptively suppress interferences across a wide range of frequencies. The project aims to enhance the robustness of future wireless systems and educate engineers on holistic component design.
A new study from Northwestern University finds that COVID-19 patients on ventilators are at risk of permanent nerve damage due to prone positioning. The study reveals that 12% to 15% of the most severely ill patients have experienced such injuries.
The latest Bright Line Watch analysis reveals a significant decline in US democracy's performance on various principles, with substantial drops in government protection for peaceful protests, prevention of political violence, and free speech. Experts rate the US as performing poorly on dimensions associated with civility and behavior.
Researchers found that using CHG halves the risk of infection in certain types of surgery compared to povidone-iodine (PVI), with significant implications for global healthcare. The study, published in Annals of Surgery, suggests a simple switch could reduce infections and improve patient outcomes.
Maggioni's project examines precipitation and its impact on hydroclimatic hazards in the region. Researchers aim to provide new knowledge on changing precipitation patterns and their effects on hydrologic processes.
Researchers from the University of Cambridge used numerical experimentation to determine the limits of matt structural colour in the visible spectrum. They found that saturated, pure colors like reds, yellows, and oranges are difficult to recreate using this method, with blues and greens being the most feasible options.
A study from the University of Texas at Austin found that people form a significantly stronger bond with others through voice-based media, rather than text-based communication. The research revealed that despite initial fears of awkwardness, phone calls actually took less time and produced more meaningful connections.
A study by University of Maryland School of Medicine researchers identified GFI1 as a vital protein in the development of functioning adult hair cells. In its absence, embryonic cells were likely to develop into neuron-like cells. The findings could lead to new methods for regenerating lost hair cells and restoring hearing.
Researchers at University of Luxembourg have identified a genetic form of Parkinson's disease caused by a splicing error, offering new potential pharmacological treatments. The discovery was made using patient-based cell cultures reprogrammed into nerve cells in vitro.
A study found that an inherited GATA3 gene variant influences how children respond to leukemia treatment and is linked to relapse. The variant also predicts minimal residual disease levels.
The European ReIReS network has launched an online database offering improved access to research material and sources on Judaism, Christianity, and Islam. The database combines the rich collections of various European institutions, providing a single platform for researchers to search and reuse data.
A new analysis confirms that listening to Mozart's piano music can significantly reduce the frequency of epileptic seizures. The study, which evaluated 147 research articles, found that daily Mozart listening sessions resulted in a 31-66% reduction in epilepsy attacks.
A team led by Prof. Ping-Heng Tan proposed the birefringence-linear-dichroism (BLD) model to quantify ARPR intensity in bulk black phosphorus and opaque anisotropic crystals. The BLD model considers complex refractive indexes along three principle axes, reproducing experimental data without fitting parameters.
Researchers at Tel Kabri in Israel discovered evidence that an earthquake may have destroyed a flourishing Canaanite palace around 3,700 years ago. The team found warping of plaster floors, tilted walls, and mud bricks that collapsed into rooms, suggesting a rapid collapse without fire or combat.
Researchers created a synthetic 'molecular bridge' to restore lost connections in the spinal cord and brain of mice with neurological disorders. The molecule, called CPTX, has shown promise in repairing neuronal connections and improving motor performance in animal models.
A new study reveals that the food and drinks lobby consistently opposes effective regulations aimed at tackling unhealthy diets and non-communicable diseases (NCDs). Despite rhetoric of support for public health, food industry groups challenge established evidence and advocate for weaker voluntary approaches instead.