Articles tagged with Scientific Journals
Researchers have successfully used RNA interference (RNAi) technology to specifically silence the vascular endothelial growth factor (VEGF) gene, a key player in tumor angiogenesis. This method shows great promise for developing targeted therapeutic approaches to inhibit VEGF expression and potentially suppress cancer growth.
The study found that transcutaneous cervical esophageal ultrasound (TCEUS) is not a substitute for 24-hour pH monitoring or manometry in diagnosing gastroesophageal reflux disease (GERD) and esophageal motor disorders. TCEUS can aid in estimating GER and motility disorders, but it cannot replace these established diagnostic methods.
A new study by Sudip Bhattacharjee and Ram D. Gopal reveals that file sharing has a devastating impact on lower ranked Billboard albums, reducing their survival time on the chart by 42%. Top debuting albums, however, remain relatively unaffected.
The 2007 International Science and Engineering Visualization Challenge has selected its top winning entries, featuring visually striking images that showcase the beauty of science. The contest, sponsored by AAAS and NSF, honors artists who use visual media to promote scientific research.
A recent study investigated how judges and jurors make collective decisions, revealing that simple voting procedures are often preferred over more nuanced approaches. The findings suggest that groups tend to favor quick decisions, even if they lead to inconsistent outcomes.
Researchers found that synesthetes' experience brighter colors when seeing or thinking of frequently used digits. This effect is not limited to synaesthetes, as non-synaesthetes also associate more luminous colors with common digits.
A recent study published in World Journal of Gastroenterology found a significant association between GERD and obesity in women, but not men. The researchers suggest that estrogen may play a role in this correlation.
The American Gastroenterological Association has established minimum standards for gastroenterologist performance of CT colonography, requiring at least 75 endoscopically confirmed cases to be interpreted. The guidelines emphasize the importance of training and quality control to ensure accurate screening for colorectal cancer.
A new study published in Management Insights reveals that online auctions where all bids are disclosed after the bidding round benefit buyers. The research finds that buyers pay higher prices when only winning bids are disclosed, leading to better outcomes for consumers.
The AAAS project aims to provide a science-based understanding of alcohol's effects on the body, focusing on key scientific concepts and recent advances in neuroscience. The initiative will offer students and teachers a comprehensive resource for teaching and learning about underage drinking.
The partnership aims to widen the journal's audience, reducing reviewing time and increasing access to online features, including a comprehensive search engine and e-mail alerts. The Tissue Viability Society will continue to receive print copies as a benefit of membership.
In two experiments, participants over-predicted regret and disappointment after unsuccessful negotiations and receiving grades. The study suggests discounting post-decisional emotions can improve decision-making.
A new study published in Psychological Science examined how an animal's rearing environment influences its navigational strategy. The researchers found that while the ability to use geometry for navigation is innate, the use of geometric cues depends on both genetic and environmental factors.
A new study published in Psychological Science examines how early exposure to geometric cues influences navigational strategy. The researchers found that fish raised in circular tanks with minimal angular information still used geometry to navigate, while those from rectangular tanks were more likely to rely on features when present.
Experts emphasize evidence-based approach to treating osteoarthritis, citing benefits of coxibs and NSAIDs despite gastrointestinal and cardiovascular risks. The OARSI international COX-2 workshop 2007 provided guidance on safe use of these agents.
The American Gastroenterological Association recommends gastroenterologists use evidence-based sedation protocols for endoscopic procedures to improve quality of practice and reduce adverse events. Proper training and experience are crucial for administering sedation safely.
Scientists from around the world present convergent views on the 'memory of water' concept, which suggests that water can display memory effects. Researchers found large-scale structural changes in liquid water, potentially accounting for claims of memory of water effects.
Twelve native Australian fruits have been found to be exceptional sources of antioxidants, surpassing blueberries in radical scavenging activities. The study confirms the potential of Australia's native food industry, estimated to be worth $14 million annually, with research aimed at developing new phytochemicals for use in foods.
A study by Melissa A. Schilling and Corey C. Phelps found that large-scale alliance networks with high clustering and reach enhance firm innovation. The research analyzed 1,106 firms in 11 industry-level alliance networks over a six-year period.
Research suggests that blue corn tortillas are healthier for diabetics and dieters, with a lower starch content and higher protein levels than white tortillas. This makes them a potential solution for managing metabolic syndrome.
New research reveals counterfactual thinking in readers is about undoing choices, while actors alter problem-solving processes. This challenges previous theories on the nature of this psychological mechanism.
A new biogeographic classification system, Marine Ecoregions of the World, is described in BioScience, providing a valuable tool for conservation planning. The system groups coastal and shelf areas into 232 distinct ecoregions, enabling researchers to identify critical areas for conserving endangered species.
A study published in Psychological Science found that a highly reactive autonomic nervous system and stressful family environment contribute to increased instances of maladaptive personality change in children. Researchers assessed 138 elementary school-aged children using a Skin Conductance Response test, which measured their autonomi...
Researchers established a credible scientific method for testing and measuring xanthones in whole mangosteen fruit, which shows high xanthone absorption when using the entire fruit as a delivery vehicle. This study ensures consistent and reliable marketing of mangosteen products to consumers relative to claims of xanthone content.
Recent studies have shed light on the origins and purpose of pride, a complex emotion linked to achievement-oriented ideas like accomplishment and confidence. People who feel authentic pride tend to score high on extraversion and genuine self-esteem.
Researchers developed a scale to measure sense of humor, finding generational and individual differences in humor preferences. The study shows that humour is not universally good or bad, but rather depends on personal characteristics.
A new study published in Psychological Science found that watching actors smoke in movies can increase the likelihood of smoking among viewers. The research suggests that exposure to smoking in film can lead to greater implicit associations between smoking and oneself, making it more normal behavior.
A study found that a highly reactive autonomic nervous system paired with family stress leads to increased maladaptive personality change in children. The interaction between biological characteristics and family adversity is associated with longitudinal changes in childhood personality.
A recent study suggests that aprotinin can reduce bleeding during heart surgery without increasing the risk of complications. The study found no increase in heart attack risk among patients receiving aprotinin, while the risk of stroke was 35% lower.
Researchers have discovered a tool for rapid drug discovery by combining molecular fragments, allowing for more specific targeting of cancer cells. Additionally, two new peptides enable the labeling of proteins, enabling further study and modification.
Dental patients can benefit from referring to tobacco-use telephone 'quitlines' for support in quitting smoking. A pilot study found that 25% of patients who used quitlines stopped using tobacco at six months, compared to 27.3% in the brief-counseling group.
A study by Juan Alcacer and Wilbur Chung found that more advanced technology companies locate near universities to partner in research. These firms are attracted to regions rich with academic activity, rather than competitor-rich areas.
The first issue of the HFSP Journal showcases innovative interdisciplinary research at the interface between biology and physics. The journal features articles on topics such as magnetoreception, ERKII signaling, and protein evolution, highlighting the intersection of multiple scientific disciplines.
The journal Contemporary Islam: Dynamics of Muslim Life discusses the impact of the internet on Islamophobia, including the spread of anti-Islamic opinions and the use of new technologies to combat it. The first issue explores topics such as re-imagining Islam through recent global events and personal autonomy of women in Morocco.
A study of over 8,300 runners found that maintaining vigorous exercise helps prevent extreme weight gain, a significant risk factor for high blood pressure, diabetes, and other diseases. Regular running reduces waist circumference and hip size in women, while also combating age-related weight gain.
Researchers found that subjects' brains showed increased activity at event boundaries, even in mundane events, suggesting a universal process of segmenting continuous text. This discovery sheds light on how humans comprehend everyday activities and may reflect a general network for understanding event structure.
A study published in Science reveals that massive volcanic eruptions 55 million years ago led to a five-to-six-degree Celsius jump in ocean temperatures, linked to the creation of the North Atlantic Ocean. The prehistoric activity released over 2,000 gigatonnes of carbon into the atmosphere, similar to today's greenhouse gas emissions.
Eli Coleman, a University of Minnesota professor and director of the Program in Human Sexuality, received the Gold Medal Award 2007 from the World Association for Sexual Health. He has published extensively on topics like sexual orientation and compulsive sexual behavior.
A new study in April Management Insights highlights the risks of pursuing aggressive market share expansion and rapid growth. Firms that adopt such strategies often face losses due to overcapacity when the market saturates, ultimately undermining their competitive advantages.
The Institute for Operations Research and the Management Sciences (INFORMS) has introduced a new bi-monthly feature called OR Forum, which highlights important research in operations research. The first article in OR Forum examines how auction theory fails in practice, specifically combinatorial auctions.
Researchers found that treating strawberries with ethanol improves their antioxidant activity and free radical scavenging ability, potentially making them a healthier snack. This discovery has implications for other colored berry fruits like blackberries.
A new study by researchers from the Agricultural University of Poznan in Poland found that collagen injections can help retain important nutrients like iodine and thiamine in meatballs. Thiamine is essential for energy conversion, while iodine deficiency can lead to severe health issues such as goiter and impaired mental development.
Experts Chris Mooney and Matthew Nisbet argue that scientists should apply research on framing and other social sciences to improve their communication skills. By shaping public perception of complex issues, scientists can make knowledge more personally relevant to diverse segments of the public.
Researchers found that people tend to deviate from the norm in one direction before adjusting back when given information about their deviation. This 'boomerang effect' can offset positive behavioral changes and render marketing strategies ineffective.
Researchers from the University of Alaska Fairbanks have discovered a correlation between lightning and volcanic eruptions. The study, published in Science journal, used electromagnetic lightning detectors to capture electrical activity during Mount Augustine's 2006 eruption, providing new insights into volcanic behavior.
A comprehensive study by University of California, Davis researchers found organically grown kiwifruit contain more health-promoting factors than conventionally grown counterparts. This increases antioxidant activity and vitamin C levels, suggesting potential benefits for heart health.
The Virtual Journal of Nanotechnology Environment, Health & Safety (VJ-Nano EHS) offers the most comprehensive knowledge base on peer-reviewed information focusing on nanomaterial impacts available to-date. ICON's online journal improves access to scientific findings on the benefits and risks of nanomaterials.
Dr. YiJin Ren is recognized for her groundbreaking research on tooth movement mechanisms and cytokine profiles during orthodontic treatment. She has published over 40 papers and received several awards, including the 'Outstanding Young Scientist Award' from the Netherlands Organisation for Scientific Research.
Researchers found that goalkeepers stood marginally left or right of the goal centre 96% of the time. Penalty takers were more likely to direct the football to the side with more space, suggesting a possible strategy for goalkeepers to influence penalty kick direction.
A NYU study finds that people who see the world as fair and just can maintain their perspective by reducing moral outrage, leading to decreased support for helping the disadvantaged. The research suggests a palliative effect of ideology on emotions.
The study found that firms with managers having more social relationships with peers at other software start-ups have a better chance of surviving external shocks. Managers who prefer to talk to larger firms, not among themselves, are also more likely to survive.
Chinese scientists develop heat and irradiation treatment to decrease levels of 'Pen a 1' allergen in prawns, reducing reactive proteins that cause seafood allergies. This non-GMO method may provide an alternative to genetic manipulation, suitable for those wary of genetically modified foods.
A diet rich in black soya beans could help control weight, lower fat and cholesterol levels, and aid in the prevention of diabetes. The soya protein may be having an effect on fat metabolism in the liver and adipose tissue, reducing synthesis of new fatty acids and cholesterol.
A study analyzed provider-reported events and errors in stroke patients, finding 12% experienced an adverse event and 86 were preventable. The hospital implemented new procedures to improve patient safety, including check sheets and safer medication delivery.
Scientists have mapped a vast water system beneath two of West Antarctica's fastest-moving ice streams using NASA's ICESat satellite data. The study reveals that these subglacial lakes are actively filling and emptying, with water moving at rates of several meters per day.
Charles M. Vest was awarded the 2006 AAAS Philip Hauge Abelson Prize for his exceptional service to science and society. He has made significant contributions to public policy, education, and university research during his tenure as president emeritus of MIT.
A new technique using ozone preserves grapes while boosting healthy compounds, potentially leading to hypoallergenic wines. The method shows promise for reducing sulphite use in winemaking, which can cause allergic reactions and affect the flavor of wine.
A study by Wei-Jian Jiang found that successful stent placement reduces the risk of stroke for individuals with severe artery blockage. The risk was comparable to those with moderate blockage, suggesting that stents may not be beneficial for all patients at high risk.
Research by Pino G. Audia and Jack A. Goncalo suggests that successful inventors' creative output decreases over time, while collaboration and exploration goals can help manage this phenomenon. The study's findings have implications for R&D managers seeking to boost their departments' productivity.
Researchers at the University of Exeter have discovered a unique surface structure in the Cyphochilus beetle that creates its brilliant whiteness. This innovative design could lead to improved ultra-thin materials for various industries.