Articles tagged with Scientific Journals
Researchers gathered to discuss novel muscle processes and clinical implications of complex macromolecular machines controlling muscle contraction. Key findings include insights into the DHPR–RYR1, actin–myosin interactions, and the multifunctional role of the dystrophin–glycoprotein complex in skeletal muscle.
Researchers discovered that volunteers could rapidly assess whether a face was looking at them if it had exaggerated masculine or feminine features. Women were quicker to classify gaze direction when viewing more masculine faces, while men were faster with feminine faces.
Researchers discover that toll-like receptors (TLRs) such as TLR4 are overexpressed in pancreatic ductal adenocarcinoma (PDAC), promoting tumor progression. The study also found a positive correlation between TLR4 and HIF-1α expression, suggesting TLR4 as a potential marker for PDAC progression.
Researchers found significant correlation between shear wave velocity and histological fibrous stages in nonalcoholic steatohepatitis. This technology allows for longitudinal evaluation of liver rigidity at multiple sites, potentially useful for fibrous staging and prognostic indicator.
A recent study discovered that blind individuals' brains represent tools in the same regions as sighted people, while non-tool objects don't trigger the same brain activity. This finding suggests a highly constrained organization of brain processing, which may be built-in by genetics.
Researchers in India have designed a new motorcycle engine that uses compressed air to turn an air turbine, generating power for up to 40 minutes. The technology has the potential to significantly reduce emissions in areas where motorcycles are a major source of transportation.
A recent study found that brain structure corresponds to specific personality traits, with conscientious people having a larger lateral prefrontal cortex and extraverted individuals having a larger medial orbitofrontal cortex. The Big Five personality factors were also linked to distinct brain regions.
The Journal of Dental Research (JDR) has maintained its number one ranking in the 'Dentistry, Oral Surgery & Medicine' category, according to the new 2009 Five-Year Scientific Impact Factor (SIF) rankings. The JDR's SIF increased from 3.966 to 4.195, demonstrating its continued importance and relevance in the field.
A study found that individuals with a tendency to suppress anger are more likely to exhibit violent behavior when intoxicated. Researchers analyzed self-reported data from over 3,000 young people in Norway and discovered a significant association between suppressed anger and increased violence.
The 2009 Journal Citation Reports reveals a surge in Impact Factors for Cell Press journals, with Cell Stem Cell and Cell Host and Microbe leading the charge. Cancer Cell also continues to grow, while Molecular Cell sees an impressive 13% increase, demonstrating the growing importance of these publications in the scientific community.
Elsevier has launched a new pilot program called PeerChoice, which allows reviewers to choose articles they want to review based on their expertise and interest. This approach aims to increase the efficiency and effectiveness of the peer review process, while maintaining high-quality reviews.
University of Utah chemists confirm the coexistence of ice and liquid water after crystallization at very low temperatures. They found that rapid ice crystallization makes it difficult to follow the process, but computer simulations revealed a critical temperature zone that may be important for understanding cloud formations.
Researchers developed a method to quantify player performance in team activities, ranking soccer players based on their contributions. This approach uses network analysis and statistical methods to evaluate player performance, producing results that closely match expert opinions.
A team of scientists has developed an application of rare earth elements to control and track phosphorus runoff from soils receiving livestock manure. The method reduces phosphorus solubility and can be used to label and track soil erosion and sedimentation during storm events.
New research reveals that auditors' concern for their reputation can lead to inaccurate reporting of company fraud. The study finds that long-term relationships between auditing firms and clients can increase the likelihood of such misreporting.
Scientists have developed a faster technique for testing soils around oil spills, allowing for on-site analysis of petroleum contaminants in moist soil samples. The new method uses visible near infrared light with diffuse reflectance spectroscopy to rapidly evaluate soils for oil contamination.
Researchers found some improvement in macroscopic inflammation with local anesthetics, but microscopic findings did not support these results. Local anesthetics may have potential therapeutic effects on inflammatory bowel disease based on their ability to reduce neuronal activity and subsequent inflammation.
Scientists have developed flies with genetic changes similar to those found in patients with galactosemia, allowing researchers to study the disease and develop potential treatments. These models can help understand how sugar metabolism leads to disease and open the door to novel drug discovery.
Researchers found STARR to be a safe procedure for managing ODS, with 90% of patients experiencing symptom improvement. The study also showed excellent, good, or fair outcomes in 65 out of 75 patients at 12-month follow-up.
A Brazilian study finds that forestry students' concerns change as they progress through their studies, suggesting ways to improve the curriculum. Later years prioritize competency-related skills and work areas, while first years focus on conservation.
A new type of 95-million-year-old pterosaur has been discovered in Morocco, distinguished by its lance-shaped lower jaw and wing span of about six metres. The discovery suggests that several types of pterosaurs lived alongside one another in the same region, each probably specializing in a different ecological niche.
New definitions of malnutrition published, identifying starvation-related and disease-related malnutrition as independent risk factors for hospital mortality. The study highlights the importance of nutrition assessment in clinical practice.
A recent study found that reducing niacin intake can lead to improved glucose metabolism and reduced appetite in individuals with obesity. The research team also discovered a significant correlation between increased per capita niacin consumption and rising obesity rates among US children and adolescents.
A study found that three commonly used symptom-reflux association analysis (SAA) parameters often disagree on diagnosing gastroesophageal reflux disease (GERD) in infants. The results show a significant discrepancy between the parameters, highlighting the need for a combination of diagnostic methods to accurately diagnose GERD in infants.
A new study by Professors Sunil Mithas and Henry C. Lucas, Jr., published in Management Science, found that firms paying higher wages to foreign IT professionals do not depress the salaries of American colleagues. Instead, this practice may actually benefit US companies by leveraging a culturally diverse workforce.
A new method for effective discussions involves a student facilitator who directs the discussion, rather than a leader controlling content. This approach encourages all participants to contribute, promoting equal participation and improving communication skills.
A case report highlights the diagnostic significance of computed tomography (CT) and magnetic resonance imaging (MRI) for duodenocaval fistula (DCF). Noninvasive CT and MRI are suggested as a first-line investigation for diagnosis, improving patient outcomes.
A study using Goto-Kakizaki rats found that Roux-en-Y gastric bypass surgery increases post-surgical expression of PDX-1 and promotes regeneration of β-cells, leading to improved diabetes management. This research provides a new basis for surgical treatment of type 2 diabetes.
Researchers found that a protein called hemagglutinin (HA) plays a crucial role in allowing the toxic protein to pass through the intestinal epithelial barrier. The study reveals a species-specific interaction between HA and E-cadherin, which disrupts cell-to-cell adhesion and allows the toxin to enter circulation.
Researchers found that H. pylori eradication therapy may be an initial treatment option for localized, H. pylori-negative gastric MALT lymphoma. The study adds information to establish strategies for patients with localized H. pylori-negative gastric MALT lymphoma.
Researchers developed tools for process monitoring to enhance nutritional properties of flours and ingredients by partial grain debranning, fine grinding, and classification. Flours made from peeled grains exhibited high contents of bioactive compounds and improved nutritional effects.
A study found that younger patients, aged 31 and under, have a higher estimated radiation risk associated with abdominal CT scans. The risk is double that of older patients, highlighting the need for clinicians to carefully consider imaging orders based on patient age.
A study published in Psychological Science found that when the mind wanders, people blink more, setting up a 'tiny physical barrier' to prevent external information from entering the brain. The researchers suggest that this blinking behavior is an embodiment of mind-wandering, highlighting the interconnectedness of the body and mind.
Researchers developed a novel noninvasive tool using fluorescent microspheres to detect early inflammation in the eyes. This breakthrough allows for early detection of diseases such as eye disease, potentially reversing damage before it occurs. The tool may also improve therapy evaluation and extend to other areas of the body.
The developing world is projected to generate twice as much electronic waste (e-waste) as developed countries by 2030, with 400-700 million PCs discarded annually. Technological advances have led to a rapid decline in consumer electronics lifespan, prompting concerns about environmentally safe disposal methods.
Researchers investigated the efficacy of acellular dermal matrix (ADM) in intestinal elongation. The study found that grafts were completely absorbed within two to three months, with severe adhesions and inflammation hindering their use. Despite these findings, ADM is believed to have potential as a scaffold for tissue regeneration.
Research found that grass and tree buffer strips decrease surface water runoff while increasing subsurface infiltration, resulting in an overall loss of herbicides before reaching bodies of water. Total export of herbicides was reduced through the use of these barriers.
New research shows that high phosphate levels in sodas and processed foods can accelerate the aging process in mice, contributing to age-associated complications like chronic kidney disease. Humans need a balanced diet, and avoiding phosphate toxicity may be important for longevity.
Researchers have identified a potential drug target in the parasite life cycle, which could block its ability to infect humans. Cryptosporidium oocysts are stable outside a host and resistant to conventional water treatment methods.
Researchers determined the structure of an intermediate enzyme form participating in fundamental biology reactions. The discovery sheds light on life's origins and potential applications in producing renewable fuels and fighting pollution.
A new study analyzes over 1300 papers and finds that researchers based in more productive US states are more likely to report positive results, suggesting a bias towards 'publishable' findings. The results raise concerns about the impact of academic competition on scientific quality.
Researchers investigated the role of Heat Shock Protein-90 (HSP-90) in neural vasoregulation and portal hypertension. They found that HSP-90 is essential for nNOS-mediated vasodilation, a significant finding with potential implications for clinical trials targeting portal hypertension.
Parkin and PINK1 genes play a critical role in Parkinson's disease. The study found that PINK1 is rapidly degraded under healthy conditions, but its accumulation stabilizes at low membrane potential. Parkin is recruited to mitochondria with low potential to dispose of damaged organelles.
Researchers found that onions' flavonoids have antimicrobial properties, increasing the life of foods and inhibiting the growth of microorganisms like Bacillus cereus. This natural alternative reduces reliance on artificial additives used in food industry, offering a stable component with beneficial health effects.
A case-control study found that chronic upper GI symptoms are linked to poor glycemic control in type 2 diabetes patients. The study suggests that tight glucose control may reverse these symptoms.
A study published in World Journal of Gastroenterology found that biliary balloon stimulation activates the insular cortex, prefrontal cortex, and somatosensory cortex. This suggests the presence of pressure-sensitive vagal afferents in the biliary tract and potential cortical relay beyond the brainstem.
DISH is a common but often unrecognized systemic disorder that can lead to mechanical esophageal dysphagia in older adults. A recent study concludes that DISH should be considered an important cause of dysphagia among older adults, although it should not be accepted as the sole cause without ruling out other possible causes.
A study published in World Journal of Gastroenterology reports successful endoscopic resection of a large ileal lipoma using the modified endoscopic submucosal dissection (ESD) technique. The procedure, combined with endoscopic unroofing, allowed for complete removal of the lesion without complications.
Researchers developed a new endoscopic technique, the over-the-scope-clip (OTSC), to close chronic gastrointestinal perforations. The study successfully closed two gastro-cutaneous fistulas and suggests OTSC as a least invasive method for closing small fistulas or leaks.
A recent analysis found a substantial and sustained net loss of forest cover in the eastern United States, with a 4.1 percent decline over three decades. The study attributed the decline mainly to mechanical disturbance for timber production and urban expansion.
Researchers at the Chinese University of Hong Kong investigated GI and GL values for selected Chinese traditional foods. The study found glycemic indices ranging from 30-76, with high glycemic loads detected in rice, noodles, and sweet potatoes.
Researchers created a mouse model with a genetic change associated with depression to study the link between stress and disease. The study found that this mutation impairs the removal of signaling protein from brain areas regulating memory and emotional responses.
A meta-analysis found that the ATG16L1 variant is associated with a higher risk of Crohn's disease and ulcerative colitis. The study also suggests a role for autophagy in IBD development, highlighting the need for further research on the gene's etiology.
A recent study published in Psychological Science found that students who expected to receive grades quickly performed better than those who anticipated delays. This counterintuitive result may be due to the threat of disappointment being more prominent for early expectants, leading them to perform better as a result. The study has imp...
Researchers suggest that humans have altered the planet so much that we are entering a new geological time interval, potentially sparking a mass extinction event. The proposed Anthropocene Epoch marks a significant shift in human influence on the environment.
A study published in the World Journal of Gastroenterology found that colonoscopy in Hong Kong Chinese children has a high safety yield and can effectively diagnose inflammatory bowel disease. The procedure also provided therapeutic value by successfully removing colonic polyps, with no complications reported.
A study published in Psychological Science found that law students' optimism about their future affected their immune response, with more optimistic students showing stronger immune responses. The researchers measured the students' immune systems over six months and found a significant correlation between optimism and immune strength.
Researchers found that infants are more likely to help an actress who has previously shown good intentions, even if they were unable to provide a toy. This suggests that by 21 months, infants display selective helping behavior based on their previous interactions with others.
A modified technique for ECG-triggered coronary CTA significantly reduces the radiation dose delivered to patients, with no impact on image quality or interpretability. The study, published in the American Journal of Roentgenology, involved 886 patients and found a 45% increase in radiation dose with increased padding duration.
The study found significant variations in pulmonary embolism diagnosis imaging tests used by physicians, depending on their specialty and geographic location. This suggests that some imaging may be unnecessary or inappropriate.