Researchers at Johns Hopkins Medicine discovered four major adaptations in owl anatomy that enable them to rotate their heads almost fully without damaging delicate blood vessels. The team found contractile blood reservoirs and vascular network variations that allow owls to pool blood to meet energy needs during head rotation.
A study by pediatric orthopaedic surgeons at Le Bonheur Children's Hospital found that spine-related injuries from ATVs are more common in older children and females, with a significant increase in non-contiguous spinal fractures. The researchers emphasize the need for parents to recognize ATV safety risks and take preventive measures.
A study by Professor Jocelyn Faubert found that professional athletes, including soccer players and hockey players, performed better on a brain test than non-athlete university students. The researchers used the Neurotracker machine to evaluate skills such as tracking fast-moving objects and perceiving depth.
Researchers associate epithelial-mesenchymal transition (EMT) with breast cancer disease progression and treatment response. EMT was detected in breast cancer patient samples and found to oscillate between epithelial and mesenchymal states, influencing tumor spread and invasiveness.
Researchers discovered zebrafish stem cells can selectively regenerate damaged photoreceptor cells, including cones that provide daytime colour vision. This breakthrough could lead to new hope for human eyesight restoration through stem cell therapy.
A positive family climate in adolescence is associated with more positive engagement in marriages and lower hostility towards spouses. This link suggests that family dynamics can influence relationship style into adulthood.
Glazer aims to develop targeted chemotherapeutic approach for various cancer types using ruthenium-based compounds activated by light. The compounds have shown up to 200 times increased toxicity and potency compared to cisplatin, a widely used platinum-based cancer drug.
The Center for Scientific Studies in the Arts will facilitate interdisciplinary research partnerships in art studies and conservation, offering scientific tools and expertise to users across the country. The new center aims to accelerate discoveries by providing cutting-edge technological innovations.
Research suggests that sedentary behavior is not an independent risk factor for death among breast cancer survivors, contrary to previous suggestions. Regular moderate-to-vigorous intensity physical activity may reduce the risk of death in this population.
The R1441G mutation, known as the Basque mutation, is a genetic variation that increases the risk of developing Parkinson's disease. A study published in Neurogenetics and Movement Disorders found that individuals carrying this mutation have an 83% chance of developing the disease by age 80.
Cyclone Felleng is squeezing between Madagascar and La Reunion as it moves southward in the Mozambique Channel. The storm is expected to weaken as it continues its southeasterly direction.
Research reveals African American women exhibit higher risk for HIV/AIDS due to lower condom use expectations. The study suggests tailored interventions addressing mediators like self-esteem and coping are crucial in increasing condom use, particularly in high-risk casual relationships.
A New York-based physician-researcher has uncovered a potential connection between autism and insulin-like growth factor (IGF) levels in newborns, proposing a study to investigate this hypothesis. IGF plays a crucial role in brain development, and depressed levels may serve as a biomarker for the later development of autism.
A Johns Hopkins University scientist finds that ozone depletion has altered the mixing of waters in Southern Ocean, potentially impacting CO2 levels and global climate. The study's findings suggest a possible slowdown or reversal of ocean ventilation if stratospheric ozone recovers.
Agricultural Research Service study finds that removing corn cob residues from fields does not harm soil quality, supporting the development of new bioenergy sources. Soils retain potassium from cobs, making them a potential raw material for cellulosic ethanol production.
A recent University of Michigan study found that young adults in Generation X maintain a healthy balance between personal and electronic social networking. The study, which included responses from 3,027 Gen Xers, also revealed that individuals with higher levels of education tend to have larger social networks.
Researchers at UNIGE developed a screening technique called Synthetic Tandem Repeat PROMoter (STAR-PROM) to identify transcription factor serum response factor (SRF), which activates genes and influences cellular structure. The technique allows for the discovery of factors modulating gene expression in various contexts, including drug ...
Researchers found that collective intelligence enables small groups of fish to respond effectively to complex, changing environments. As group size increases, the fish's ability to navigate and locate essential resources improves dramatically.
A team of astronomers has observed an unusual 'baby' star, LRLL 54361, periodically emitting infrared light bursts, hinting at the presence of a companion star. The discovery provides a rare chance to study what appears to be a developing binary star system.
A study found that 26% of influenza patients released virus into the air during routine care, with some 'super-emitters' transmitting more than 32 times more virus. Current infection control recommendations may not be adequate to protect providers from influenza exposure.
Plant biologists can now sequence hundreds of complete chloroplast genomes simultaneously, facilitating studies on molecular biology and evolution. This breakthrough allows researchers to reconstruct evolutionary relationships and diversifications with unprecedented precision.
Researchers at Imperial College London have developed a rapid method to create new parts for biological factories, which could lead to the mass production of sophisticated devices and unlock their potential in society. This breakthrough brings scientists one step closer to an 'industrial revolution' in synthetic biology.
The African Programme for Onchocerciasis Control has had a major health impact, reducing blindness and itching cases by millions, while costing only $250 million. The program saved an estimated 8 million healthy years of life, at a cost of just $30 per year.
Researchers have created a material that uses physical movement to knock away bacteria, reducing drag and improving energy efficiency on ships. The innovative solution avoids toxic chemicals often found in traditional antibacterial paints.
Researchers discover collisions between DNA duplication and transcription machineries cause chromosomal alterations in tumor cells. Genomic fragile sites are identified as contributing to genome instability throughout evolution.
Researchers have determined the mass of the disk surrounding young star TW Hydrae, a prototypical planetary nursery, with a lower limit of 52 Jupiter masses. This new value is larger than previous estimates and suggests that planets similar to those in our solar system can form in this system.
The study predicts diffusion coefficients for all proteins in E. coli, enabling a better understanding of chemical reactions in cells. The method developed by the researchers can be applied to other cells and molecules, revolutionizing the field of biologistics.
Researchers have discovered that malaria parasites can accumulate in areas of low placental blood flow, triggering an inflammatory response. This study shows that the dynamics of placental circulation can influence parasite behavior and sequestration, highlighting a new potential target for therapeutics.
A new study from Kaiser Permanente found that men on long-acting opioids are 5 times more likely to have low testosterone levels than those on short-acting opioids. The study compared 81 men with chronic pain and found that long-acting opioids significantly increased the risk of low testosterone.
A new report from an international consortium warns that climate change will disproportionately affect older people, leading to increased vulnerability and mortality. The study calls for better awareness among policymakers and the public to address this critical issue.
Researchers have identified how two genes, Ipl1 and Mps1, work together to correct mistakes in chromosome distribution during cell division. This understanding could lead to targeted cancer treatments by controlling these master regulator genes.
Scientists have developed a new technology to see thoughts 'swim' through the brain of a living fish, allowing real-time visualization of neuronal activity during perception. This breakthrough has the potential to unlock complex behaviors, including learning, memory, and emotions, by interpreting specific combinations of neurons.
Researchers at Sanford-Burnham Medical Research Institute discovered that tumors lacking the protein PKCζ can survive on alternative nutrients. The study suggests glucose depletion therapies may work against these tumors as long as they produce PKCζ, which is responsible for tumor metabolism.
The National Science Foundation has announced the 53 winners and honorable mentions of the 10th annual International Science & Technology Visualization Challenge. The contest, which received over 200 entries from 18 countries, featured outstanding visualizations that showcased complex scientific concepts.
Researchers found that a region in western North Carolina experienced a geological 'facelift' around 8 million years ago, with gentle hills and abundant waterfalls forming where steeper terrain existed previously. This uplift is attributed to the earth's mantle, which can well up and push the crust upward.
A new study published in the American Journal of Human Genetics finds a significant link between schizophrenia and cardiovascular disease. The researchers used a novel statistical model to identify 16 new loci associated with both conditions, including triglyceride levels and waist-hip ratio.
Researchers decode genetic blueprint of rock pigeon, unlocking secrets about Middle East origins, feral pigeons' kinship with racing birds, and how mutations give pigeons fancy feather hairdos. The study also reveals a single mutation in the EphB2 gene causes head crests to grow upward instead of downward.
A new University of Washington study reveals the Cyclone in 2012 did not cause the record low for Arctic sea ice minimum. Instead, it suggests that natural warming trends and thin ice were the primary factors contributing to the melting.
Researchers at Joslin Diabetes Center have successfully generated human induced pluripotent stem cells (hiPSCs) from patients with maturity onset diabetes of the young (MODY), a rare form of diabetes. The hiPSCs offer a powerful tool for studying the genetic mechanisms underlying MODY and testing potential treatments.
Researchers at the University of Montreal used genome-wide analysis to identify a previously unknown type of adrenal insufficiency in two children. The treatment regime eliminated the need for fludrocortisone treatment and reduced lifetime risk of hypertension, saving $10,000 per patient.
A new study tracks vulture movements, revealing they often avoid national parks to scavenge on private farmland, risking exposure to poisonous veterinary drugs. This behavior poses a significant threat to the endangered white-backed vulture species in Africa and India.
A study published in BioMed Central's open access journal Carbon Balance and Management suggests that afforestation can lead to cooler summers and wetter conditions in regions like Europe. Planting trees can provide localized benefits by making the surrounding air moister and cooler, sequestering carbon and protecting biodiversity.
Researchers found that patients' severity of illness is not always strongly associated with their likelihood of being admitted to the ICU. Electronic health records can calculate which patient has the highest risk of death, providing a powerful tool to efficiently use scarce and costly health resources.
A new soft x-ray electrostatic precipitator device effectively captures and kills airborne pathogenic bacteria, viruses, ultrafine particles, and allergens. It has multiple potential applications, including indoor air purification and protection of vulnerable populations.
A recent study by Kansas State University researchers found that company policies alone are insufficient to curb cyberloafing, which results in lost productivity and potential legal trouble. Consistent enforcement of policies is key to reducing this behavior.
A new study reveals that ozone depletion has a greater impact on the jet stream's southward shift than increasing greenhouse gases. Researchers analyzed wind patterns over a 10-day period and found that ozone depletion was associated with a poleward shift of westerlies, while greenhouse gases were linked to an equatorward shift.
A recent book chapter reviews psilocybin's potential to alleviate psychological distress in cancer patients, including anxiety, depression, and existential distress. The hallucinogen treatment model has been shown to induce mystical or spiritual experiences, leading to improved psychological, spiritual, and existential well-being.
Research identifies epigenetic changes in Hutchinson-Gilford Progeria and Werner Syndrome patients, revealing a potential role for DNA methylation in premature aging diseases. No genetic cause has been previously associated with the onset of these conditions.
A study found that moderate gum disease exacerbated infection and inflammation in a monkey model of AIDS, potentially slowing treatment effects. Researchers emphasize the importance of controlling mild mouth inflammation due to its negative implications on long-term disease progression.
A genetically reprogrammed Herpes simplex virus has been engineered to target and kill cancer cells expressing the HER-2 oncogene, specifically breast and ovarian cancer metastases. This breakthrough oncolytic herpesvirus has shown promising results in treating experimental metastasis, holding promise for a novel type of cancer treatment.
A training program for potential bystanders has been shown to significantly reduce opioid-related overdose deaths, with a dose-related impact on death rates. However, no significant differences were found in emergency department and acute hospital use.
Researchers found that physical activity alone does not correlate with obesity or body fat among the Tsimane, suggesting excess food intake may be more responsible for chronic disease. The study also revealed that modernization has little impact on physical activity levels, but women are more likely to be overweight.
The SPACEKIDS project aims to develop ultra-sensitive cameras using Kinetic Inductance Detectors (KIDs), paving the way for better understanding of the Universe and its own planet. The program is funded by a European Union Framework Programme 7 grant and involves collaboration with leading European institutes.
A two-step personalized immunotherapy treatment using dendritic cell vaccine and adoptive T cell therapy has triggered anti-tumor immune responses in patients with late-stage ovarian cancer. Four of six patients treated responded to the therapy, showing promising early results.
A new genetic variant has been identified as a potential target for treatment in reducing stroke risk, with no association found in small vessel disease. The study highlights the need for individualized treatment approaches, given the different genetic mechanisms underlying various types of stroke.
A large Finnish study found that being married decreases the risk of fatal and non-fatal heart attacks in both men and women, across all ages. Married couples tend to have better health habits, social support, and earlier intervention, leading to improved treatment outcomes.
A study found that attending a medical school with active gift restriction policies was associated with reduced prescribing of newly marketed pharmaceuticals. Students exposed to these policies for longer periods showed further reductions in prescribing rates.
Researchers used a second-generation 320-detector row CT scanner to significantly reduce radiation exposure in patients undergoing coronary CT angiography. The new system achieved diagnostic-quality scans with low doses of radiation, reducing effective radiation dose by 72% compared to the first-generation unit.
A recent study published in the Clinical Journal of the American Society of Nephrology found that African Americans and individuals without private insurance are less likely to receive a kidney transplant before needing dialysis. The study examined data from over 11,000 adult first-time deceased donor kidney transplant recipients in th...
A new study suggests that healthcare providers may need to wear fitted respirators for routine care of flu patients due to the high infectiousness of some individuals. The researchers found that small particles can float in the air for hours and travel long distances, making non-fitted masks ineffective.
Researchers sequenced the rock pigeon genome, revealing its evolutionary secrets and genetic diversity. The study found that major breed groups originated in the Middle East and that a specific gene controls the development of head crests.
A mutation in a single amino acid on the thrombopoietin receptor alters its structure, causing permanent activation and leading to certain blood cancers. The tilted coils prevent spontaneous activation of the receptor.
Researchers found a single mutation in the EphB2 gene responsible for creating head crests in pigeons. The study reveals insights into bird evolution and provides new tools to understand animal diversity.
A study by HITS researchers found that most proteins evolved to fold faster, with a 'big bang' of complex structures emerging 1.5 billion years ago. The study suggests that faster folding speeds may make proteins less susceptible to aggregation.
Researchers at Rice University have made progress toward creating 2-D boron through theoretical work that suggests the most practical ways to make the material. The team's results indicate that 2-D boron may conduct electricity better than graphene, a key finding in the field of two-dimensional materials.
A new strain of MRSA has emerged that can spread beyond hospital walls, putting everyone at risk. Researchers have identified a gene that causes this strain to linger on the skin longer than other strains, making it more susceptible to polyamines, which can be toxic to other forms of the bacteria.
Researchers have developed a superoleophobic surface using nanoscale coating that repels virtually all liquids, including chemicals and fuels. The technology has potential applications in uniform clothing, thermal management, fuel purification, and leak control.
Research reveals diabetes disrupts bone marrow's ability to produce and repair stem cells, exacerbating cardiovascular disease. MicroRNAs play a crucial role in this process, and targeting them may offer new treatments for diabetic patients.
Researchers created ultra-thin cardiac patches using nanotechnology to boost material conductivity and induce heart tissue formation. The novel patches showed excellent mechanical integrity and advanced electrophysiological functions.
Scientists observed a flux rope forming ahead of time in a coronal mass ejection (CME), providing a case study on its formation. The high-temperature plasma glow helped highlight the flux rope, which was then severed from the sun's surface, releasing billions of tons of solar material.
A network of steroid molecules found in the brain is disrupted during HIV infection, leading to brain damage. Treatment with DHEA-S has been shown to prevent neuronal damage and reduce neurovirulence.
Researchers at Walter and Eliza Hall Institute identify how pregnancy hormones alter DNA tags, controlling gene expression in breast cells. This discovery reveals a potential link between hormonal regulation and breast cancer risk, highlighting the importance of epigenome modifications.
Researchers found that cognitive behaviour therapy (CBT) and graded exercise therapy (GET), when combined with specialist medical care, can lead to significant improvements in symptoms and disability for patients with chronic fatigue syndrome. After one year, 22% of participants met the criteria for recovery, compared to 8% who receive...
A new study from the University of Michigan found that public awareness and matching research needs with participant characteristics are key barriers to participation. The study suggests that effective community engagement can help attract more participants to medical research.
A new technique developed by Oxford University scientists can spot carbon monoxide within gas circling a supermassive black hole, 'weighing' its mass. This breakthrough enables the study of thousands of distant galaxies and spiral galaxies, previously hard to target.
Researchers at University of Bristol identify MC4R as critical regulator of brain's response to obesity, also linked to increased blood pressure and type 2 diabetes. The study reveals a mechanism by which MC4R balances sympathetic and parasympathetic nervous system activity.
A UK study found that improved prevention measures failed to reduce HIV levels among men who have sex with men in England and Wales, despite increased testing and treatment rates. The researchers suggest that targeting the most-at-risk groups and initiating treatment earlier may be necessary to bring about a drop in HIV incidence.
Researchers at UT MD Anderson Cancer Center found that tumor endothelial cells can trigger changes in cancer cells, making them more resistant to chemotherapy and more likely to spread. This signaling process involves the activation of the Notch molecular pathway and may be targeted by existing drugs under development.
Researchers share code for Amazon Cloud that significantly reduces time necessary to process super-resolution images, enabling biologists to study molecular machines like proteins and enzymes in greater detail. The method saves over a week's worth of time, making it possible to analyze data within hours instead of days.
A new study reveals a high rate of sleep disorders and short sleep duration among active duty military personnel, posing significant risks to accidents and long-term health. The majority of participants (85.1 percent) had a clinically relevant sleep disorder, with OSA being the most frequent diagnosis.
The study reveals that the Notch protein activates GATA2 gene to produce hematopoietic stem cells and regulates its expression through HES-1 repressor. This basic circuit is essential for generating limited production of GATA2, necessary for hematopoietic stem cell production.
A new study suggests that early diagnosis and treatment of Hepatitis C in intravenous drug users can prevent many transmissions by identifying 'super-spreaders' who are highly infectious. By understanding how the virus spreads in these individuals, researchers hope to develop targeted interventions to stop its spread.
Researchers at NYU's Center for Soft Matter Research have developed a method to move and assemble microscopic particles using blue light. This innovation has the potential to create new materials and enhance the design of industrial products like electronics.
A coronal mass ejection erupted from the sun on January 31, 2013, leaving the sun at speeds of around 575 miles per second, which is a fairly typical speed for CMEs. This event had historically mild effects but could cause geomagnetic storms if it connects with the outside of the Earth's magnetic envelope.
A study of 80,000 interactions among college students found that high achievers formed strong connections with peers and exchanged information in complex ways. Low-performing students were often shut out of these groups, leading to lower grades and higher dropout rates.
The VISIONS mission aims to study the auroral wind by launching a sounding rocket into the Northern Lights. The rocket will observe oxygen atoms flowing out of the atmosphere and provide insights into how they gain energy to escape Earth's gravity.
A team of scientists has described 24 new species of dipterans belonging to the Quichuana genus, doubling the number of documented species in this genus. The discovery is especially important for establishing conservation methods due to the insect's relationship with its plant development environment.
Researchers at the University of California, Berkeley have discovered a sirtuin protein that can reverse age-related degeneration in mice by rejuvenating aged blood stem cells. The study provides new hope for targeted treatments for age-related diseases and opens up possibilities for a 'molecular fountain of youth'.
Researchers identified stable haploid strains of Candida albicans, enabling the targeting of individual genes for screening and speeding up the discovery of treatment targets. This breakthrough fills a 100-year gap in understanding this important pathogen's life cycle and may accelerate efforts to cure Candida infections.
A high-resolution map of gene regulatory elements in the brain has been created, identifying thousands of enhancer sequences that amplify gene expression. The atlas provides critical information for studying neurological disorders and brain development.
A new analysis of vegetation change over 12 million years reveals that grasslands dominated the landscape, challenging the idea of bipedalism as a response to forest encroachment. The study provides insights into the environment and plant life in Africa's Rift Valley during human evolution.