A new study conducted in animals found that early life exposure to BPA may cause long-lasting harm to testicular function. The study showed that even low levels of BPA exposure during critical developmental periods can lead to decreased testosterone secretion in male offspring.
A new study of child homicides found that fatalities are evenly distributed across all months, contradicting widespread notions of increased risk during winter holidays. Experts emphasize that prevention efforts should be a year-round priority, as common stressors on caregivers like tantrums and accidents occur throughout the year.
Research found that certain types of arousal can lead to unhealthy food choices and less-healthy decisions. Arousal interfered with the beneficial effect of positive mood on resistance to temptation, especially in situations requiring mental energy.
Rates of cancers affecting skin appendages such as sweat glands and mammary glands are rising in the US. Incidence increased by 150% between 1978-1982 and 2002-2005, with age being a key factor.
James C. Liao, UCLA professor, receives Presidential Green Chemistry Challenge Award for his groundbreaking work on recycling carbon dioxide into products used in alternative transportation fuels or chemical feedstock. His technology addresses the problems hampering the development of bio-based chemicals and fuels.
Researchers announce the discovery of a 3.6 million-year-old partial skeleton, nicknamed 'Kadanuumuu', which is almost as proficient in walking on two legs as modern humans. The finding confirms advanced human-like walking occurred much earlier than previously thought.
Researchers found APC plays a crucial role in renovating the actin cytoskeleton by triggering actin assembly, offering a second way mutations in APC could lead to cancer. The study suggests APC's impact on the cytoskeleton may contribute to cancer development, especially when its actin-binding section is mutated.
A study found that ghrelin hormone increases the appeal of high-calorie foods over low-calorie foods, suggesting a potential mechanism for weight loss. Ghrelin levels may help regulate calorie intake by altering food preferences during fasting periods.
A team of researchers used aerial photographs and field measurements to analyze the Canyon Lake flood, which excavated a 2.2-kilometer-long canyon in just three days. The study offers insight into ancient megafloods on both Earth and Mars, with findings that challenge traditional views of river canyon formation.
Scientists have discovered a 300m high ridge on the sea floor beneath Pine Island Glacier, causing it to accelerate its flow into the sea. The glacier's thinning ice allows warm ocean water to melt the underside, contributing nearly 10% of global sea level rise.
Scientists at Dana-Farber Cancer Institute found a way to disable MCL-1 protein, a common obstacle to chemotherapy treatment. The discovery suggests a new approach to target MCL-1 and make standard cancer drugs effective again.
A team of bioengineers from the University of Pennsylvania Institute for Medicine and Engineering developed a simulator to predict how blood platelets respond to various conditions during a heart attack or stroke. The model accurately predicted intracellular calcium signaling responses, even distinguishing between different donors.
A diet rich in antioxidants significantly improves insulin resistance in obese individuals with the metabolic syndrome. The study found that a daily intake of 800-1,000 milligrams of antioxidant-rich foods from fruits and vegetables enhances insulin sensitivity and reduces the risk of developing diabetes.
A new study found that living kidney donors with metabolic syndrome experience a decline in renal function more than twice as fast as those without the condition, highlighting the need for corrective measures before donation.
A laboratory study found that fructose makes fat cells in belly fat more mature and less responsive to insulin. The findings suggest a link between high fructose intake during childhood and increased visceral obesity, which raises cardiometabolic risk.
Researchers at MIT developed a new electrode material using carbon nanotubes, showing a significant increase in power capacity and stability. The material enables high-power outputs with good conductivity and efficient lithium storage.
A new study found that low vitamin D levels are associated with poor blood sugar control in patients with Type 2 diabetes. The research, presented at The Endocrine Society's 92nd Annual Meeting, suggests that vitamin D supplementation may improve health outcomes for this prevalent condition.
A new study shows that laparoscopic gastric banding significantly improves psychological health in morbidly obese adults, with better quality of life and reduced levels of anxiety and depression after one year.
A new survey found that people with diabetes in hot climates have impaired knowledge about proper self-care in extreme temperatures. Many patients surveyed had suboptimal glycemic control during summer months, increasing their risk of dehydration and heat-related illnesses.
A new study presented at The Endocrine Society's annual meeting found that obese insulin-resistant women lost more weight on a lower-carbohydrate diet compared to a traditional low-fat diet. After three months, the lower-carb group lost an average of 19.6 pounds, while the low-fat group lost 16.2 pounds.
A new study by Columbia University researchers found that bariatric surgery significantly improves insulin sensitivity in diabetic adults, even with equal weight loss compared to a low-calorie diet. The study suggests hormonal changes may be responsible for the improvements, paving the way for further medical therapies.
A study of 356 RA patients found that achieving disease remission leads to significant improvements in work productivity, quality of life, and physical functioning compared to low disease activity. Longitudinal analysis over one year showed stable emotional aspects and significant reductions in overall activity impairment.
Patients with concurrent anemia, lymphocytopenia, or hypocomplementemia are more likely to develop lymphoma and experience increased mortality due to pulmonary and hepatic involvement. The study found that liver and lung involvement and non-Hodgkin lymphoma development were also related to an increased mortality in pSS patients.
Researchers developed an experimental cure for Type 1 diabetes using gene therapy, which successfully reversed the disease in about half of nonobese diabetic mice. The treatment protected new beta cells from autoimmune attack by adding a protective gene, allowing them to function normally.
A recent study found that only 6.8% of obese individuals are 'metabolically healthy', meaning they have no history of heart disease or stroke, diabetes, or high blood pressure. These metabolically healthy obese individuals appear to have protection against cardiovascular disease.
Mary Tinetti, MD, MPH, received the 2010 Maxwell A. Pollack Award for her innovative program to reduce falls among older adults in Connecticut. The award recognizes her successful translation of research into practical application, improving public health and policy.
Tropical Depression 2-E had dissipated off the coast of Mexico by June 18, with NASA's TRMM Satellite revealing waning rainfall and moderate ocean precipitation. The depression's maximum sustained winds were near 30 mph, and its minimum central pressure was 1008 millibars.
A massive 10-year study found that more than 20% of deaths in Bangladesh were attributable to arsenic exposure from contaminated drinking water. Exposure to high levels of arsenic increased mortality risk by nearly 70%, while moderate exposure was linked to chronic disease deaths.
Researchers analyzed nearly 20 terabytes of data to identify major oil and gas sedimentary basins, mineral-rich regions, and hydrologic resources for agriculture. The findings could prove invaluable to Afghanistan's economic redevelopment and contribute to suppressing terrorist activity.
Residents of Bangladesh exposed to low-level arsenic in well water are at increased risk of death, with up to 24% of deaths attributed to arsenic exposure. Long-term arsenic exposure is also linked to various health problems and heart disease.
Two studies confirm vitamin D deficiency is prevalent among patients with rheumatic conditions, including RA and osteoporosis. Supplementation with recommended daily doses fails to normalize vitamin D levels, highlighting the need for further research on effective treatment strategies.
Kathleen Buckwalter, PhD, RN, FAAN, receives the 2010 Doris Schwartz Gerontological Nursing Research Award for her outstanding and sustained contributions to geriatric nursing research. She has published extensively on improving mental health services and community-based care for chronically ill older persons.
A US-based longitudinal cohort study found a positive association between incident RA and increasing tea consumption, with women who drank ≥4 cups of tea per day having a significantly increased risk. No correlation was found between coffee consumption and RA incidence.
A UK study reveals that partners of RA patients experience common issues such as emotions and adaptation to the diagnosis. The research highlights the importance of offering support to partners at the time of diagnosis, which can lead to improved emotional outcomes for both parties.
A multinational study found that patients in rich countries are three times more likely to receive biologic treatments for rheumatoid arthritis than those in poor countries. The study also showed no impact of macro-economic status on RA patients' perceptions of disease severity, measured by patient-reported outcomes.
A new study found that SLE patients from Northern Europe tend to have photosensitivity, while those from Southern Europe experience more arthritis. The research highlights the impact of genetics on disease manifestations.
A new study suggests that awake sedation for brain surgery can shorten hospital stays by 3.5 days compared to general anesthesia. The study also found a 36% decrease in post-intensive-care direct cost for cases receiving conscious sedation.
Lewis Lipsitz has been recognized for his groundbreaking research on abnormal blood pressure regulation and its relationship to falls and syncope in the elderly. The 2010 Joseph T. Freeman Award winner will present a lecture at the GSA's Annual Scientific Meeting.
A new study found that active surveillance is a suitable treatment option for patients with low-risk prostate cancer, resulting in lower mortality rates compared to radical prostatectomy or radiation therapy. After a median follow-up of 8.2 years, the surveillance group had a higher percentage of deaths from competing causes.
Studies from France and Brazil reveal that rheumatic conditions like RA and SLE significantly impact emotional relationships and sexual activity, with many patients unwilling to seek help. Patients often experience physical problems such as decreased libido and joint pain, as well as emotional consequences like guilt and frustration.
Research in the Western Antarctic Peninsula is crucial due to rapid climate change, with 87% of glaciers in retreat and sea ice no longer present. A multi-platform approach combining ships, satellites, and sensors will help quantify heat budgets and understand interactions between ice, atmosphere, and ocean.
Researchers at Northwestern University discovered a direct link between the pancreas' molecular clock and insulin production, highlighting its role in regulating glucose homeostasis. The findings suggest that faulty clocks may contribute to the development of diabetes.
The prize-winning budgeting model aims to optimize annual marketing budgets across selected country-product-activity clusters, considering marketing dynamics and product growth potential. The model was developed by Marc Fischer and Sönke Albers for Bayer Healthcare AG in five European markets.
A new study reveals that rheumatoid arthritis (RA) patients have a two-fold increased risk of myocardial infarction (MI), comparable to diabetes patients. The risk is particularly high in young women with RA, increasing six-fold for those under 50 years old.
A team of scientists led by Jay Pasachoff observed the shiniest object in the solar system, 2002 TX300, a fragment of Haumea, using a network of telescopes. The measurements reveal its icy surface and size, confirming it as a small, reflective body with an age estimated to be around a billion years.
The Argonne Leadership Computing Facility has reached two billion processor-hours of computations, accelerating research in weeks or months. The ALCF is home to the IBM Blue Gene/P Intrepid, one of the fastest supercomputers in the world for open science.
Researchers are rethinking the ocean conveyor belt model due to its limitations in accounting for eddies and wind field. The overturning of ocean waters may vary between ocean basins and be influenced by climate change, highlighting the need for a revised understanding of this critical process.
Teenagers' primary goal is to finish their studies and leave home, with the most antisocial among them prioritizing social recognition over rules and laws. A study of 488 participants aged 12-18 found that girls placed greater importance on education and interpersonal goals, while boys focused on sporting achievements.
Dr. Sandra Garvie-Lok, an anthropologist from the University of Alberta, analyzed human remains found in a tunnel in ancient Nemea, Greece, to determine the cause of death. Her findings suggest that the victim was likely an eyewitness to the Slavic invasion and died from injuries sustained during the event.
Undergraduates from ASU and UMd developed a mobile robot, RAVEN, capable of traversing 20-degree slopes and carrying experiments. The design showcased the fusion of science and engineering, demonstrating that students can successfully integrate both fields to achieve innovative solutions.
Buruli ulcers, caused by Mycobacterium ulcerans, require more attention to early diagnosis and treatment. The World Health Organization's guidelines need to be adapted due to low accuracy and high relapse rates in some regions.
System 94L is a strong tropical wave associated with heavy showers and thunderstorms, moving west-northwestward over the Lesser Antilles. NASA closely monitors its development, forecasting a low chance of 20% that it will become a tropical cyclone within the next 48 hours.
Researchers have discovered synchronized faults in California's Mojave Desert and Nevada's mountains, which can lead to simultaneous big quakes. This phenomenon occurs when faults are near their breaking points and aligned in their seismic cycles, changing the way we assess earthquake hazards.
A study published in Science reveals that the Northern Pacific and Southern Atlantic's subpolar regions have played a crucial role in shaping tropical climates. This research provides empirical evidence that high-latitude oceans can influence tropical climate patterns, with potential implications for future global warming scenarios.
A new model developed by researchers predicts an individual's vitamin D requirements based on their skin tone, sun exposure, and dietary habits. The model suggests that individuals with relatively low sun exposure may need additional vitamin D to reach a target blood level of 75 nanomoles per liter.
Scientists Jérôme Chappellaz found a tight link between atmospheric methane and global climate at glacial-interglacial time scales. He attributed the 40% increase in carbon dioxide since the last ice melt to changes in Antarctic oceanic waters
Researchers at Johns Hopkins Medicine used a laser beam to activate a protein that makes a cluster of fruit fly cells behave like a school of fish, following the lead of one stimulated with light. This study holds potential importance for understanding embryonic development and tumor metastasis.
A new study by Duke University scholars found that students who have home computers tend to post lower math and reading scores, particularly those from disadvantaged families. The researchers analyzed responses from over 150,000 students and found that the negative effects on test scores were modest but significant.
Researchers at Saint Louis University have successfully engineered a new version of the blood-regulator enzyme thrombin with optimized anti-blood clotting properties. This breakthrough opens the door to potential new medications that can treat diseases related to thrombosis without carrying a risk of hemorrhage.
A new registry reveals key differences in Chinese SLE patients compared to those studied in the US, Europe, and Malaysia. Chinese patients are more likely to present with haematological disorders and kidney disease, but less likely to experience neurological manifestations.