Chemists at Scripps Research Institute developed a new method to modify organic compounds, overcoming a major limitation in previous techniques. The technique generates a reactive catalyst at the desired site on a molecule, allowing for the modification of a wide range of chemical structures.
Researchers at VTT Technical Research Centre of Finland have demonstrated a novel method for converting mechanical vibrations into electrical energy. This technique utilizes the charging phenomenon between bodies with different work functions, generating power that can be harnessed using external circuits or semiconductors. The technol...
Scientists at Florida Atlantic University have discovered that sulindac can protect against oxidative damage due to age-related macular degeneration. This finding suggests an inexpensive and relatively non-toxic therapeutic approach for treating this condition.
A new study shows that sea surface temperatures reconstructed from climate archives vary to a much greater extent on long time scales than simulated by climate models. The researchers found that conventional climate models underestimated the variations of sea surface temperatures by a factor of 50 on a millennial time scale.
A new study reveals that naturally occurring carbon monoxide is essential for the macrophages' surveillance plan, detecting the presence of bacteria and instigating an attack. CO also boosts the immune response to enhance clearance of bacteria and resolution of SIRS.
Tropical cyclone 05B's western edge spread over land on Nov. 9, but its circulation center remained over open waters of the Bay of Bengal. The storm weakened due to elongation of its rotation, reducing its chances for regeneration.
The University of Wisconsin-Madison will continue its Inner-City Asthma Consortium research with a $70 million, seven-year grant from the National Institute of Allergy and Infectious Diseases. The project aims to reduce asthma severity in inner-city children and develop effective treatments.
Researchers analyzed the cat genome to understand domestication, finding changes in genes related to memory, fear, and reward-seeking. They also discovered genetic signatures associated with desirable traits such as docility and unique hair patterns.
Research suggests that most fatalities from the 1790 Kīlauea eruption were caused by hot surges of volcanic debris and steam. The volcano has experienced both effusive and explosive eruptions, with explosive events being geologically common but less frequent in recent times.
The study analyzed data from nearly 300,000 respondents and found significant variation in 10-year cardiovascular risk across states. States with high predicted risks need more interventions to reduce disparities in CVD morbidity and mortality.
Chronic marijuana users have smaller brain volume in the orbitofrontal cortex but increased brain connectivity. The study found that earlier onset of regular marijuana use induces greater structural and functional connectivity.
Researchers developed a DNA regulatory technique that modifies a single gene to control its expression and behavioral consequences. The study showed that changes in this gene reduced drug and stress responses in mice, indicating a potential new approach to treating addiction and depression.
A study published in Alcohol found that moderate drinking has a protective effect among only 15% of the general population with a specific genotype, which affects HDL cholesterol levels. This suggests that sweeping advice about moderate alcohol consumption may not be suitable for everyone.
Researchers have made the first direct observations of a one-dimensional boundary separating two different, atom-thin materials. This experiment provides the first experimental validation of theoretical interface properties.
Botanists at Trinity College Dublin have developed a massive database of plant life histories, gathering data on nearly 600 species over 48 years. The COMPADRE Plant Matrix database will help researchers answer questions about plant conservation and adaptation to climate change.
Researchers at Mayo Clinic found that a new oral medication combination therapy is safe and beneficial for liver transplant patients, requiring only 12 weeks of treatment. The study showed excellent eradication of the virus with much fewer side effects compared to traditional interferon-based therapies.
A new natural supplement based on medicinal plants and dietary supplements has been developed to relieve canine arthritis. The study found that dogs receiving the treatment showed significant improvements in strength and daily physical activity, with none experiencing a decline in health.
A new therapy to eradicate liver cells infected with hepatitis B virus has shown promising results in pre-clinical research. The treatment aims to clear patients of the disease, offering hope for those with chronic HBV infection. Dr Greg Ebert's work could lead to significant improvements in health outcomes for Australians and worldwide.
Researchers discovered that beat-deafness is a problem of synchronizing with sounds, not just motor skills. Beat-deaf individuals can perceive rhythms but struggle when moving to the beat, indicating deficits in biological rhythms.
Professor Zvi Bentwich at Ben-Gurion University has received a Grand Challenges grant from the Bill & Melinda Gates Foundation to eradicate parasitic worm infections in Ethiopia. The project aims to implement mass drug treatment, health education, and sanitation facilities to reduce infection rates.
A pilot program in Kenya gave communities the ability to develop and enforce their own fisheries rules, leading to improved livelihoods for fishermen and a shift towards conservation. Local communities developed mini-marine reserves, reducing ecological losses while increasing community benefits.
Ankylosaurs had a unique nasal structure that allowed them to regulate their body temperature. The long, winding passageways would have warmed the inhaled air and cooled the blood before it reached the brain. This adaptation likely helped maintain the dinosaur's stable brain temperature.
Researchers found that higher volume hospital and surgeon volume are associated with fewer post-operative complications and improved overall survival for bladder cancer patients. The study aims to identify processes and interactions leading to better outcomes, which could inform improvements in care at lower volume hospitals.
Researchers have discovered a way to grow a human norovirus by identifying a cell it targets in the intestine, enabling the study of its replication and potential treatments. The virus targets B cells, rather than intestinal epithelial cells, and is aided by gut bacteria in its infection process.
Tropical Cyclone 05B is forecast to make landfall in eastern India on November 9. The storm was tracked by NASA-NOAA's Suomi NPP satellite, which captured a visible image of the cyclone off India's coast.
A new study by Brigham Young University and Fox affiliate in Salt Lake City reveals that choosing to broadcast a local favorite isn't always the smartest ratings decision. The analysis shows that fans also hop on the bandwagon of whoever is winning and lighting up the scoreboard, leading to higher TV audience ratings.
A study by Seok Kang, a UTSA associate professor, analyzed the smartphone habits of over 1,600 college students from the US and South Korea. American students used their phones mainly for email, texting, and social media, while Korean students were more interested in entertainment and information gathering.
Jon Tyson, M.D., M.P.H., has won the 2014 APGAR Award for his lifelong contributions to perinatal medicine and education. The award recognizes his efforts to develop improved methods to minimize bias and imprecision in clinical research.
A new study tracked the changing sleep habits of children from ages 9 to 18, finding that sleep timing shifted later as they matured. Despite getting less sleep overall, teens' bodies resisted sleep signals longer, leading to groggier mornings and potential negative effects on academic performance and mental health.
A new study published in PLOS ONE suggests that a dose of iodide can significantly reduce the damage caused by reperfusion injury after a heart attack. The study found that intravenous infusions of sodium iodide reduced myocardial infarction damage by up to 75 percent in mice, and oral iodide showed similar protective effects.
Researchers discovered that tortoises' modern breathing apparatus was already in place in the earliest fossil tortoise, Eunotosaurus africanus. The study suggests a gradual increase in body wall rigidity led to the evolution of both the tortoise shell and unique breathing mechanism.
The UofL Trover Campus has received a national award for its innovative programs to address the shortage of physicians in rural areas. The campus offers training, mentorship, and clinical opportunities to medical students from underserved regions.
GAS5, a long intergenic non-coding RNA, acts as a brake on steroid hormone receptors, preventing them from binding DNA. Researchers have gained insights into how GAS5 RNA interacts with steroid hormone receptors and its potential role in disease.
A new study by SF State's Kevin Eschleman found that employees may wait weeks or months before acting out due to workplace stress. The research suggests that companies should tailor programs to help employees cope with stress, as personality can complicate how and when they respond.
New research uses glass to create a material that can transfer information using light, increasing computer processing speeds and power.
Researchers at City College of New York led by Dr. Debra Auguste have discovered a potential molecular target and biomarker for treating triple negative breast cancers, which have a high mortality rate due to aggressive proliferation and metastasis.
The Myriad myPath Melanoma test has been shown to improve patient care through more definitive diagnoses of skin lesions, particularly in difficult-to-call cases. This resulted in a 49% change in physicians' treatment recommendations for patients with melanoma subtypes.
A study found that emotions have a greater influence on leftists' positions than on rightists', even with induced negative emotions. Real-world scenarios showed Jewish-Israeli leftists' policy support was more related to empathy and anger than rightists'. Future research aims to investigate how emotions motivate changes in rightists' p...
A new study by the American College of Allergy, Asthma and Immunology found that stocking emergency epinephrine in Chicago Public Schools saved the lives of 38 children and adults experiencing severe anaphylactic reactions. The majority of reactions occurred in elementary schools, primarily due to peanuts and fin fish triggers.
A new study found that ALS patients have difficulty with verb processing compared to noun processing. The research suggests that motor deficits and language impairment are two separate aspects of the disease.
Researchers found that the current classification system for colorectal cancer cannot be used to predict drug responses to FOLFIRI. The study suggests that a new approach is needed to make informed treatment decisions.
Research reveals a new mechanism for proper sarcomere organization, controlled by protein cofilin-2 that trims actin filaments to precise lengths. This finding explains mutations in the cofilin-2 gene resulting in nemaline myopathy and highlights its importance in muscle function.
A study by Elard Koch reveals that hospital discharges due to abortion complications decreased significantly in Chile since 2001. The decline was attributed to improved maternal health policies and increased women's educational level, rather than changes in abortion laws.
A study presented at the American College of Allergy, Asthma and Immunology Annual Scientific Meeting found that spring pollen counts in Ontario, Canada were down considerably, with levels of certain tree pollens being four to five times lower than usual. This challenges predictions of a harsh 'pollen vortex' affecting allergy sufferers.
Researchers found eight genome regions that contributed to tameness and aggression, including genes involved in nervous system development. The study sheds light on the genetic basis of domestication and its impact on animal behavior.
A study conducted by Bielefeld University and the Palucca University of Dance in Dresden found that dancers who learned a dance sequence by observing it performed better than those who were taught through spoken instructions. The researchers also found that visual learning modality improved retention over time.
A research project involving 1,219 children and 1,007 parents from US schools found that parental attitudes and perceptions are crucial in encouraging kids to walk to school. The study aimed to identify factors influencing this habit and highlighted the need for improved safety of paths and urban environments.
Two NASA and European spacecraft have gathered data about Comet Siding Spring's effects on Mars' atmosphere, detecting an intense meteor shower and a new layer of ions. The comet's debris added significant but temporary changes to the planet's upper atmosphere.
NASA's ISS-RapidScat tracked the winds of post-tropical cyclone Nuri as it moved parallel to Japan. The storm is now expected to bring strong winds and rough seas to Alaska's Aleutian Islands.
A UB study found that preschoolers raised with food rules have healthier eating habits than those without rules. The study also showed that self-regulation skills at 2 years old influence eating habits by 4 years old, while parental rules play a key role in teaching healthy eating habits.
A recent study by the American College of Allergy, Asthma and Immunology (ACAAI) found that teenagers with asthma have higher health literacy levels than their caregivers. Additionally, a study on YouTube videos for asthma control revealed that most popular videos provide low-quality information, while videos from healthcare providers ...
Researchers from Uppsala University developed a therapeutic vaccine that selectively targets tumor vessels, reducing tumor burden and suppressing metastases in a mouse model of metastatic breast cancer. The vaccine induced an 80% reduction in metastasis, providing a cost-efficient alternative to monoclonal antibody-based therapies.
A study by University of Maryland cybersecurity experts found that only 13% of websites patched their software correctly and implemented additional security measures to secure systems. The team's analysis revealed a significant drop in revocation rates during weekends, highlighting the human factor's role in computer security.
Asthma and chronic obstructive pulmonary disease (COPD) share similar symptoms, but the conditions have different causes and require unique treatment strategies. Accurate diagnosis is crucial to provide effective management for patients with overlapping characteristics of asthma and COPD.
Researchers at Houston Methodist develop a new approach to regrow damaged blood vessels using trans-differentiated fibroblasts, improving blood flow and oxygenation. The technique shows promise for treating cardiovascular damage and injuries with minimal risk of chromosome damage.
Scientists have found that turtles breathe with the aid of a muscle sling attached to their shell, which contracts and relaxes to aerate the lungs. The origin of this unique ventilatory apparatus was discovered in the ancient fossil reptile Eunotosaurus africanus.
A pre-clinical study finds that a specially crafted compound can disrupt the production of MYCN protein, causing tumors to shrink with little or no harm to normal cells. The approach uses an alternative mechanism to target the defective transcriptional mechanisms involved in cancer growth.
Researchers analyzed CERN data and found no conclusive evidence that the discovered particle is the Higgs particle. Instead, they suggest it could be a light techni-higgs particle composed of two techni-quarks. This discovery raises questions about the existence of dark matter.
The Liverpool School of Tropical Medicine has been awarded two substantial grants to further develop and utilise its Experimental Human Pneumococcal Carriage (EHPC) model. The first grant, worth $2.5 million, will investigate whether a nasal spray flu vaccine alters pneumococcal carriage.
A single mutation in the beta-catenin gene can lead to abnormalities in sexual organ morphology, making natural reproduction impossible. The study found that this mutation affects specific tissues, causing malformations that prevent successful reproduction.