A study published in AIDS Research and Human Retroviruses found that 18% of overweight adults on ART became obese, and 22% of those with normal BMI became overweight. The study suggests a higher risk of additional health complications for HIV-infected individuals.
Blocking receptors inside nerve cells may offer a more effective and safer pain relief option by reducing drug-induced side effects. The study found that targeting glutamate receptors in the nucleus of spinal nerve cells can effectively relieve neuropathic pain in rats, with no changes in pain sensitivity observed in normal rats.
A study published in The BMJ found that moderate exercise programs can help prevent life-changing falls in older men. The research, which involved 1,635 participants aged 70-89, showed a notable gender difference, with male participants experiencing a 38% reduced rate of serious fall injuries.
A Yale University study found a significant correlation between states' social service spending and reduced HIV/AIDS case rates and deaths. The researchers analyzed data from 2000-2009, discovering that states with higher investments in public health and education per person living in poverty had lower HIV/AIDS rates.
Researchers found a significant increase in blood vessel and pain receptor growth among patients with calcific tendinitis, leading to chronic inflammation and severe pain. The study suggests new ways to manage the associated pain and may provide insights into other tendon disorders and diseases.
Scientists have discovered a butterfly-like fossil insect, Kalligrammatid lacewings, in the deep Mesozoic with striking similarities to modern butterflies. These ancient insects likely served as important pollinators during mid-Mesozoic times.
Researchers observed a female orangutan being killed by another female, with a male recruited as a hired gun. Female-female aggression is rare, and the case defies typical patterns of joint coalitional killings.
Jennifer Stockdill, a Wayne State University assistant professor of chemistry, has received a $650,000 NSF Faculty Early Career Development Award to investigate the reactivity of neutral aminyl radicals. The award also supports outreach programs aimed at promoting diversity in STEM fields among middle school girls and graduate students.
The study reveals the core of protein clumps found in Huntington's brains has a distinctive structure, which may lead to new therapies. The findings provide crucial insights into how proteins undergo misfolding and aggregation, shedding light on neurodegenerative diseases.
Scientists at the universities of Bonn and Leipzig found a way to break through insect shells using enzyme chitinase 2 and growth factor idgf6. This discovery offers new starting points for controlling agricultural parasites and disease-carrying insects, such as mosquitoes that spread Zika virus.
A study by a University of Miami-led team provides new insights into microbial reefs called stromatolites, which are believed to hold ancient records of early life. The research maps the growth and structure of these rare ecosystems in Shark Bay, Western Australia.
Researchers found that when participants understand the implications of data sharing, they are willing to consent. The study's findings could inform revisions to the Common Rule, requiring researchers to obtain consent from patients for using their biological samples and personal data through public online databases.
Researchers analyzed three portraits of Michelangelo between the ages of 60 and 65, showing non-inflammatory degenerative changes in his hands. The continuous and intense work may have helped him maintain hand function for as long as possible, despite the onset of osteoarthritis.
Researchers found that larger-bodied birds tend to stay longer at stopover sites during fall migration, but smaller-bodied birds migrate faster in autumn. The study suggests that physical characteristics such as body size and wing size play a significant role in determining migration performance.
A study published in the American Journal of Clinical Oncology challenges the widely-held belief that low-dose radiation from medical imaging procedures can cause cancer. The authors argue that the linear no-threshold model, used to estimate cancer risks, has never been conclusively demonstrated by empirical evidence.
The International Radiosurgery Oncology Consortium has developed consensus guidelines for the safe implementation and practice of Stereotactic Body Radiation Therapy (SBRT) for primary renal cell carcinoma. SBRT is a non-invasive treatment option with favorable comparisons to existing treatments, offering a cost-effective and widely av...
The Missouri Quality Initiative for Nursing Homes aims to create a national model for senior care by having APRNs work full-time in each facility, reducing hospitalizations and expenditures. The program has achieved leading results, with strong patterns indicating intervention effects in reducing utilization and spending.
Researchers at the University of Basel elucidated how drugs interact with cell surface proteins and transmit signals to the cellular interior. Using Nuclear Magnetic Resonance spectroscopy, they obtained unprecedented details into G protein coupled receptor function.
Researchers at CNIO have identified two biomarkers, p21 and mTOR activation, that predict a less aggressive head and neck cancer progression. The study's findings could lead to personalized treatment options for patients.
A new investigation by The BMJ questions the validity of a pivotal trial supporting rivaroxaban's approval, citing concerns over a faulty blood clotting test device. Doctors and scientists are now calling for an independent investigation and access to original trial data to clarify the drug's benefits and harms.
Researchers argue for greater support and research to help women make informed decisions about preventive mastectomies and ovary removal. The procedures can significantly reduce cancer risk but also carry risks and emotional challenges.
A national survey reveals that high school wrestlers are prone to skin infections, with the head and neck being the most frequent site. Most skin infections can be treated within three to six days, but some may have more serious eye and neurological involvement.
Geologists from Brown University have discovered that water escaping from mineral lawsonite at high temperatures and pressures makes it prone to brittle failure, triggering earthquakes. This explains why certain quakes occur in cold subduction zones where lawsonite forms, but not in hot zones.
A new study found that dupilumab treatment was associated with significant improvements in nasal polyp size and burden after 16 weeks. The patients also reported improved quality of life and reduced symptoms such as nasal obstruction and nocturnal awakenings.
A new simulation study suggests that Jupiter's most important role in fostering life on Earth was delivering volatile materials from the outer Solar System. The study also proposes that a Solar System with one or more planets similar to Jupiter located beyond the region of potential terrestrial planets is beneficial for life development.
Researchers investigate how climate change affects the balance between nutrient and toxicant content of eucalypt leaves, impacting koala survival. Climate-related stress may alter eucalypt leaf chemistry, affecting koalas' ability to detoxify and gain energy from their diet.
The seagrass genome has been sequenced, revealing evolutionary changes that enabled plants to thrive in the marine environment. The findings have significant implications for food security, climate change, and marine conservation.
A review of 40 years of science shows organic farming can produce sufficient yields, protect the environment and be safer for farm workers. Organic production can also be more profitable for farmers and create less waste.
Lisa M. Jones, an assistant professor of chemistry at IUPUI, has received the NSF CAREER Award to study cell membrane proteins in their native environment. The award supports cutting-edge research training for undergraduate students from historically black colleges and universities as well as IUPUI students.
The study found that sediments from the deep Southern Ocean carried smaller amounts of oxygen, indicating phytoplankton took up large amounts of carbon dioxide. This led to a buildup of decaying organic matter that stored extra carbon in the deep sea.
A Penn study shows that knocking out a key gene during development accelerates aging and shortens lifespan by two thirds in mice, but delaying the deletion until after birth eliminates this effect. The findings highlight the need to understand the role of clock genes during development.
Researchers found that deprivation of cystine triggers necrosis in renal cell carcinoma cells, leading to cell death and delayed tumor growth. This approach may offer a new therapeutic strategy for treating this aggressive form of kidney cancer.
Researchers found that early nerve cell development creates brain circuit templates, which are then disrupted by trauma, leading to delayed effects on thoughts and memories.
Researchers from Moscow State University have grown organic semiconductor crystals with extremely high light-emitting efficiency, promising a bright future for wet-processed organic optoelectronics. The solution-grown crystals outperform vapor-grown ones in luminescence efficiency and quantum yield.
New research from Iowa State University finds that negative media stories about Muslims can lead to increased support for military action and restrictions against Muslim Americans. The study suggests that positive news stories about Muslims can help stem the tide of anti-Muslim sentiment, prejudice, and behavior.
According to a review in the Journal of Addiction Medicine, new marijuana laws have led to an increase in marijuana use among adults but not teens, with some evidence of harmful effects. The potency of marijuana is also increasing, leading to more drivers testing positive for it.
A new study found that parental depression can significantly negatively affect children's school performance, with mothers' diagnoses having a greater impact on girls. Children whose parents have depression are more likely to achieve lower grades, similar to those in low-income families but with smaller effects.
Researchers found that enslaved Formica ant colonies were more genetically and chemically diverse than their free-living counterparts. This diversity is likely caused by seasonal raids to steal pupae from adjacent host colonies, leading to changes in how the ants recognize nest mates.
A new type of RFID chip is virtually impossible to hack, preventing identity theft and high-tech burglaries. The chip uses ferroelectric crystals to thwart power-glitch attacks and features a bank of capacitors as an on-chip energy source.
Researchers at the Centre for Genomic Regulation in Barcelona, Spain, have shed new light on the evolution of eukaryotic cells by studying mitochondrial acquisition. The study found that acquiring mitochondria occurred late in cell evolution, suggesting a crucial milestone in life's complexity.
Researchers found a way to control energy transfer between electrons and bismuth crystal lattice, enabling efficient conversion of waste heat into electricity. This discovery could improve the overall efficiency of solar cells by harnessing excess heat.
Researchers aim to optimize synthetic ERRγ activators for potency and selectivity to advance treatments for various diseases. Previous studies in animal models suggest increased expression of ERRγ improves exercise capacity and mitochondrial function.
Researchers at Mayo Clinic have found that eliminating senescent cells in mice can delay tumor formation, preserve tissue function, and increase lifespan. The study's results suggest that targeting these cells could lead to new therapies against age-related disabilities and diseases.
Smartphone sensors can measure various physical quantities such as ultraviolet index, heart rate, respiratory rate, blood oxygen saturation, and air quality. A smart home system has been developed using mobile phones to detect CO2, temperature, humidity, and other parameters.
The study found men's views and voices are represented more in online news than women's, while women appear proportionally more in images. Women feature more in fashion and entertainment articles, but are least present in sports and politics topics. The research highlights the marginalization of women's voices in the media.
A new study suggests that routine antibiotics do not increase the likelihood of nutritional recovery in uncomplicated cases of severe acute malnutrition. Reducing antibiotic use would be prudent given global concern over antibiotic resistance.
Participating in women-only cardiac rehab resulted in lower symptoms of anxiety and depression and improvements in diet. Women who attended the supervised programs exhibited increased physical activity and improved quality of life.
Scientists from ITMO University developed a novel WPT system that maintains up to 80% transfer efficiency across 20 centimeters, making it suitable for commercial applications. The system uses spherical dielectric resonators and a higher-order resonant frequency mode to reduce power losses.
A recent study conducted at the Cornell Food and Brand Lab found that cluttered kitchens can lead to over-snacking. Women who waited in a messy kitchen ate 53 more calories from cookies compared to those waiting in an organized kitchen.
Research from Concordia University reveals that bilingual children are better at certain types of mental control, with those who practice more language switching showing greater skills. This advantage is attributed to the cognitive benefits of bilingualism, including increased cognitive flexibility and selective attention abilities.
Cognitive developmental influences on preschool-age children's pain self-reporting are limited by factors such as memory, knowledge of magnitude, and language ability. Modifications for simplifying pain assessments, including using tools with few response options and considering past pain experiences, can improve accuracy.
A study of secondary tropical forests reveals that they can recover biomass levels comparable to old-growth forests in as little as 66 years. The research highlights the potential of regenerating these forests to play a critical role in climate change mitigation through carbon sequestration.
Researchers have developed host-guest nanowires that enhance photoelectrochemical (PEC) water splitting efficiency. The new system uses a TiO2 'host' with BiVO4 'guest' nanoparticles, achieving better performance than individual materials alone.
A study by the University of Pennsylvania School of Nursing found that voucher promotions and celebrity PSAs did not increase Tdap vaccination among caregivers. The researchers discovered that financial barriers were a significant factor, but so were perceptions about the risk and severity of whooping cough.
Researchers found that exposure to structured environments increases thoughtful decision-making, leading to better choices. This effect is particularly pronounced in chaotic environments where people invest less thought into their decisions.
A Swedish study of over 1.1 million children found that parental depression was associated with poorer school performance at age 16, with maternal depression having a larger negative effect on girls. The study suggests that early intervention and support for affected parents could have far-reaching effects on child development.
A new study found increased buildup of amyloid plaques in people who had previously sustained a traumatic brain injury. The areas affected overlapped those seen in Alzheimer's disease, but other areas were involved.
Scientists have developed a method to purify cashew proteins, shedding light on their effects and potential treatments for allergies. The study found differences in how allergens bind to antibodies in children and adults, highlighting the importance of geography and age in allergies.
Researchers identify ADGRE2 gene mutation responsible for vibratory urticaria, a rare inherited disorder causing hives and allergic symptoms upon vibration. The study reveals a key role of the mast cell response to physical stimuli in disease development, offering new insights into immune system functions.
Researchers at the University of Delaware used satellite measurements to predict Atlantic sturgeon locations. They identified six seascapes that sturgeon prefer and combined them with ocean color and temperature data to create a map that can help fishermen avoid catching the vulnerable species.