Researchers have identified genetic mutations in patients with Barrett's esophagus and esophageal adenocarcinoma, linking a heritable cause to the disease. Three genes, MSR1, ASCC1, and CTHRC1, were found to be mutated in 11% of BE/EAC patients, suggesting a significant genetic predisposition.
A study of extremely low-birth-weight (ELBW) children found that chronic health conditions and asthma rates remained stable between ages 8-14. However, the obesity rate increased among ELBW children, mirroring the current obesity epidemic.
Researchers tracked female Asian elephant friendships for five seasons in Sri Lanka's Uda Walawe National Park, finding that elephants tend to congregate in groups of three adult females. Analysis revealed a larger, stable network of friends, with those having few companions being more loyal than those with many.
Scientists have designed a new type of polymer solar cell that can effectively tune its band gap and energy levels by incorporating different acceptor groups. The resulting polymers exhibit promising photovoltaic properties, with high open-circuit voltages achieved despite their varying band gaps.
A new study has identified possible genetic variations that could influence a patient's recovery from an eating disorder. The findings suggest that certain genetic traits, including those associated with anxiety and concerns over mistakes, may be linked to chronic eating disorders.
A study published in Clinical Infectious Diseases found that simple guidelines decreased unnecessary antibiotic use in Quebec, Canada. The guidelines, which emphasized proper antibiotic use and selection of shortest treatment duration, resulted in a 4.2% decrease in outpatient antibiotic prescriptions.
Researchers at University of Illinois developed vascularized structural composites that are lightweight, strong and multifunctional. They achieved this by circulating fluids through tiny channels, creating materials that can regulate temperature, chemistry, conductivity and electromagnetism.
Mutations in MSR1, ASCC1, and CTHRC1 genes are linked to increased risk of esophageal adenocarcinoma and Barrett esophagus, a premalignant condition caused by chronic GERD. The study found that these three genes accounted for 11 percent of cases, highlighting the potential importance of genetic testing in risk assessment.
Researchers found that shifting attention towards healthy food options can influence decision-making, leading to healthier choices. External cues, such as instructions to consider healthiness or tastiness, can also help individuals exhibit more self-control.
A comparative study of nematode species reveals that changes in a short protein domain can alter signaling networks involved in organ development. The modular structure of proteins allows for the conservation of important parts while enabling opportunities for short domains to change, facilitating evolutionary development.
A recent study found that menopause has little to no impact on the risk of developing diabetes. Instead, lifestyle changes such as losing 7% of body weight and exercising for at least 150 minutes a week can significantly lower the risk of diabetes in postmenopausal women.
Researchers used models to estimate the impact of urban land development on Coho salmon populations, predicting a significant decline in numbers due to spawner mortality syndrome. The study suggests that toxic chemical contaminants in urban storm water runoff may be the primary cause of the recurrent fish kills.
The Urban Water ERC aims to develop new, sustainable ways to manage urban water. Researchers will work in close partnership with industry to address the critical importance of this issue.
A new INFORMS study proves that mathematical models of hepatitis B interventions are cost-effective and have saved millions of lives. The models verified the effectiveness of screening, treating, and vaccinating millions of Asian and Pacific Islander adults in the US and millions of children in China.
A research team led by Bradley Davidson discovered that specialized structures in sea squirt cells, called invadopodia, may help cancer cells evade elimination processes. In contrast to cancer cells, sea squirt cells use these structures to pick up chemical signals for development, not invasion.
Elsevier presents awards to exceptional wilderness medicine professionals who demonstrate dedication to saving lives in austere environments. Recipients receive an e-reader pre-loaded with critical medical content, including Dr. Paul Auerbach's 'Medicine for the Outdoors and Wilderness Medicine.'
A meta-analysis of 13 trials found that zinc lozenges shortened the duration of common colds by an average of 32%, with higher doses showing greater reductions. Zinc lozenges were generally well-tolerated, with no significant long-term harm observed.
The DFG is establishing eight new Research Units to study bone metastases, test innovative models for water research, and explore synthesis technology. The funding supports diverse research fields, including elite education and dynamic growth societies.
A new study published in the American Sociological Review found that the decline of unions in America is a major contributor to rising wage inequality. Union decline accounts for approximately a fifth of the increase in hourly wage inequality among women and about a third among men, according to the study.
A study analyzed media coverage of for-profit colleges and found a shift from negative to neutral-to-positive sentiment, with a notable spike in criticism after an initial May 2010 article.
A survey of undocumented young adults raised and educated in America found that they end up working in the same labor jobs as their parents, despite having a college education. The study highlights the challenges faced by these individuals due to their lack of legal status, which limits their career options and daily lives.
Tropical Storm Nock-ten is forecast to bring heavy rainfall, gusty winds, and localized flooding to central Philippines. The storm is expected to weaken over land but re-energize once it enters the South China Sea.
Scientists developed a computational model to analyze rapeseed plant metabolism and optimize oil production. The model, published in the Plant Journal, can simulate complex metabolic processes under varying conditions, helping identify ways to maximize carbon conversion to biomass.
A recent study led by Amy Przeworski at Case Western Reserve University found that people with generalized anxiety disorder (GAD) exhibit four distinct interactive styles - intrusive, cold, nonassertive, and exploitable - which manifest their worries in different ways.
A new study from the Centre for Addiction and Mental Health found that people who abused methamphetamine had a 76% higher risk of developing Parkinson's disease compared to those with no disorder. The study analyzed nearly 300,000 hospital records in California over 16 years.
Research in southern Norway found that sheep browsing had a significant impact on tree ring widths, with temperatures still visible in the records. The study highlights the importance of considering herbivore densities when estimating past climatic conditions.
A new study published in Social Development journal found that schools using corporal punishment performed worse on tasks requiring planning and self-control. Children exposed to punitive environments had lower verbal intelligence and increased behavioral problems related to executive-functioning deficits.
A pilot project assesses the feasibility of virtual reality to treat alcohol abuse in veterans, targeting those with traumatic brain injury and post-traumatic stress syndrome. The eight-week study uses augmented relapse prevention therapy sessions, where participants practice coping skills in simulated bar settings or home environments.
A new device called myVisionTrack has been developed to monitor degenerative eye diseases such as age-related macular degeneration and diabetic retinopathy. The hand-held device allows patients to track changes in their vision over time with high accuracy, enabling timely treatment and preventing preventable vision loss.
A study in PLoS Medicine found significant improvements in Afghanistan's health care services between 2004 and 2008, particularly in capacity and delivery of care. However, the authors warn that security issues threaten progress and the likelihood of Afghanistan emerging from its fragile status.
Researchers have determined the complete three-dimensional atomic structure of an activated GPCR complexing with its G protein, shedding light on transmembrane signaling. The beta-2 adrenergic receptor's function was unknown despite being a key target for anti-asthma and blood pressure medications.
A Quebec-based study shows a significant reduction in multiple pregnancies after implementing single embryo transfers, sparking debate on the balance between patient rights and government intervention in IVF treatment. Experts weigh in on the ethics of regulating assisted reproductive technology.
A study of extremely low-birth-weight children found no increase in chronic health conditions and asthma between ages 8 and 14. However, obesity rates among these children increased during this period.
A study found that Medicare Part D implementation led to significant reductions in nondrug medical spending, particularly for inpatient care. The reduction was attributed to increased medication use and adherence among beneficiaries with limited prior drug coverage.
Researchers at Caltech have created a tunable acoustic diode that allows acoustic information to travel only in one direction, controllable by frequency. This technology brings soundproofing closer to reality, with potential applications in biomedical ultrasound devices and energy-harvesting systems.
A study found no association between occult metastases in lymph nodes and overall survival among women with early-stage breast cancer. Researchers detected micro-metastases using immunohistochemical staining but did not find significant impact on death or recurrence rates.
Cedars-Sinai's COACH for Kids program will receive a $300,000 grant to expand its oral health services in 14 Los Angeles elementary schools. The program will conduct oral health screenings, education, and apply fluoride varnish to address the most common unmet need among children.
High-dose vitamin D significantly reduces musculoskeletal pain and improves quality of life for breast cancer patients on aromatase inhibitors. The study found that high-dose vitamin D may also help maintain bone density, providing a potential tool to enhance treatment tolerability.
The Harvard School of Public Health is testing a WHO Safe Childbirth Checklist program in 120 hospitals in India to reduce deaths and improve outcomes for mothers and infants. The four-year study aims to evaluate the impact of the checklist program on maternal and infant mortality rates.
A new automated DNA test for tuberculosis can significantly increase detection rates, especially in HIV-positive patients. However, economic challenges and implications of the diagnostic tests need exploration.
A study by Roberto G. Gonzales finds that college-educated undocumented young adults in the US face the same labor jobs as their parents, including construction and service work. This highlights the need for a more diverse approach to immigration policy and better support systems for these individuals.
The Guy Harvey Ocean Foundation has awarded a research grant to Dr. Neil Hammerschlag's RJ Dunlap Marine Conservation Program at the University of Miami to investigate the impact of declining marine apex predator populations on the ocean ecosystem.
A non-drug approach to enhance students' ability to learn, a new study found improved brain functioning and decreased symptoms of attention-deficit/hyperactivity disorder (ADHD) in students practicing Transcendental Meditation. The study also revealed increased brain processing and improved language-based skills among ADHD students.
A study by Johns Hopkins physicians found that stents can prevent brain aneurysms from recurring after minimally invasive coiling procedures. The research suggests that stenting can make coiling a more promising option for the 30,000 people diagnosed with brain aneurysms each year in the US.
Men are less susceptible to inflammatory diseases due to higher testosterone levels, which suppress phospholipase D and reduce pro-inflammatory substance production. This knowledge can inform new therapies for inflammatory diseases, requiring 'customized' treatments for men and women.
A group of public health experts emphasizes the need for a comprehensive evaluation of the London Olympics' impact on public health. The event's legacy promises include urban regeneration, increased physical activity, and improved wellbeing. If achieved, these initiatives could have substantial health benefits.
Case Western Reserve University School of Medicine has received a $2.1 million grant from the National Center for Research Resources to develop additional basic research models for cystic fibrosis (CF). The researchers aim to understand the cellular and molecular mechanisms causing CF and explore potential therapeutic approaches.
A University at Buffalo psychiatrist is developing a standardized vocabulary for chronic pain to improve its assessment. By studying thousands of patients from around the world, he aims to create a uniform way of describing pain using ontology, which draws on philosophy and computational approaches.
Cancer researcher Peter Duesberg suggests that cancer is a form of speciation, where tumors are new species that operate independently and can grow without host control. This theory could lead to new insights into cancer growth and metastasis, as well as new approaches to therapy.
A study by Baylor University found that children with ADHD treated in psychiatric clinics have significantly worse health-related quality of life and family functioning than those treated by general pediatricians. The study highlights the importance of evaluating both children's and parents' perspectives on quality of life.
A new measurement of the Hubble constant has been made, providing an accurate calculation of how fast the universe is expanding. The method uses data from a survey of over 125,000 galaxies, allowing for precise determination of the universe's growth rate.
Researchers found that pediatric liver-transplant patients required a second vaccination to defend against the pandemic virus, as a single-dose H1N1 vaccine did not provide adequate protection. A study published in Liver Transplantation revealed that increasing time since transplant correlated with successful immune response.
Researchers at Ohio State University designed a nanocarrier that maximizes gene silencing by targeting equivalent highways for entry into cells. The carrier, called SPANosome, reduces protein production by 95% compared to traditional carriers.
Tropical Depression 11W exhibits a significant temperature contrast between its cold cloud tops (-63°F) and warm sea surface (80°F), with a difference of 143 degrees. The storm is expected to intensify into a typhoon and recurve to the northeast, posing threats to Yap State (Micronesia).
A new study suggests that reforestation on abandoned agricultural land can have a significant cooling effect on the climate. By considering historical patterns of land-use conversion, researchers found that farmers generally chose to use more productive and snow-free lands, which can absorb more carbon dioxide and reduce global warming.
Scientists have developed a novel protein called HER2-Affitoxin that targets HER2-positive cancer cells without interfering with the signaling pathway. The protein has shown promising results in killing tumor cells and is warranting clinical trials.
A randomized double-blind placebo-controlled trial found that adrenaline increased the likelihood of restoring circulation following cardiac arrest, but no difference was seen in survival to hospital discharge. The study provides the best evidence to date supporting the use of adrenaline in treating cardiac arrest.
A study published in PLOS Biology found that a defect in brain glucose sensing contributes to obesity, while correction of this defect can treat the condition. The researchers discovered a novel role for hypoxia-inducible factor (HIF) in hypothalamic glucose sensing and whole-body energy balance regulation.
The Penn team successfully grafted olfactory receptors onto carbon nanotubes, enabling the conversion of chemical signals into electrical signals. This technology has potential applications in pharmaceutical research and could help develop new treatments for diseases by targeting specific GPCRs.
Researchers have developed a way to help growers reduce fumigant emissions by testing the permeability of dozens of films used to cover treated soil. They found that some films are better barriers to fumigant diffusion than others, but their effectiveness varies depending on the fumigant and weather conditions.
The UBC device allows scientists to analyze individual cells rapidly and cost-effectively, accelerating genetic research and cancer diagnosis. By analyzing isolated cells, researchers can distinguish between normal and cancer cells, leading to more accurate treatments.
A strong link between family history and COPD was found in a study of over 1,600 participants. Family history of COPD was identified as a significant risk factor for the disease, even when other factors such as smoking exposure were accounted for.
A study has found that patients with mild traumatic brain injury exhibit abnormal functional connectivity in the thalamus, a key relay station for brain information. The disruption of this connectivity may contribute to various post-traumatic symptoms, including depression and anxiety.
The article highlights the connection between neglected tropical diseases (NTDs) and HIV/AIDS, proposing ways to integrate NTD treatment programs with HIV/AIDS initiatives. Studies show that areas with high NTD infection rates also have high HIV/AIDS prevalence, and co-infections can exacerbate HIV/AIDS.
A new study published in Journal of the American Medical Association found that removing lymph nodes due to microscopic cancer cells has no impact on survival outcomes for women with early-stage breast cancer. The study, conducted by Cedars-Sinai Medical Center, challenged the common approach to treating early-stage breast cancer.
The RAND book examines America's response to terrorism since 9/11, outlining successes like al Qaeda's degradation and improved intelligence systems. However, it also critiques mistakes such as the US involvement in Iraq and detainee abuse at Abu Ghraib prison.
A systematic review found that nurse-led relaxation classes, birth preparation classes, and clinician feedback can decrease caesarean sections in low-risk pregnancies. However, prenatal education, computer patient decision-aids, and insurance reform have not shown significant effects on reducing cesarean section rates.
Researchers have captured groundbreaking biomechanical data on cervical spine injuries in a healthy young athlete, providing real-world insights into the effects of head-down tackles. The study, published in the New England Journal of Medicine, has significant implications for youth sports safety and equipment standards.
A study published in Cancer Research found that PTEN helps remove DNA damage caused by UVB radiation, a risk factor for non-melanoma skin cancer. Increasing PTEN activity through supplements or pharmaceuticals may prevent skin cancer.