Articles tagged with Scientific Journals
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.
A study published in American Journal of Roentgenology reveals dual-energy CT as an effective diagnostic tool for gout. The technique offers high accuracy in detecting vessels and bones, enabling rapid diagnosis and treatment.
A study analyzing nearly half a million high school seniors over three decades challenges the notion that today's youth are selfish and egotistical. The research, co-authored by Michigan State University psychologist Brent Donnellan, finds that teens today share similar levels of happiness and satisfaction with previous generations.
The Journal of Family Business Strategy aims to contribute new knowledge and understanding to the field of family business. The journal publishes research that addresses how family influences business and vice versa.
Researchers have found a way to enhance drug delivery to solid tumors by temporarily breaking down blood vessel walls, allowing drugs to reach the tumor more efficiently. This breakthrough could lead to improved treatment options for previously intractable solid cancers.
A recent study found that stormwater runoff is the primary source of polycyclic aromatic hydrocarbon (PAH) pollutants in the New York/New Jersey Harbor. The study estimated that stormwater runoff contributes about half of the total PAH load to the harbor. The researchers also identified gaps in data, particularly for stormwater runoff ...
Springer has partnered with the Korean Society of Nuclear Medicine (KSNM) to publish the journal Nuclear Medicine and Molecular Imaging. The journal will be available in both print and electronic formats, providing a platform for high-quality research and discussion on nuclear medicine and related sciences.
Researchers used MDCTPV to study the collateral circulation of gastric varices, finding that most afferent veins originated from the left gastric vein. The study concludes that MDCTPV provides valuable reference for clinicians in the endoscopic and surgical treatment of gastric variceal bleeding.
A study published in the World Journal of Gastroenterology found that early enterostomy closure via endoscopy significantly reduces hospital stay duration and stoma closure time. The researchers used endoscopic examination to determine optimal closure timing, concluding it's a useful predictor for this procedure.
Research found atenolol increases lower esophageal sphincter pressure and peristaltic contractions, while nifedipine decreases them. Atenolol may prevent GERD development, while nifedipine treatment could increase reflux risk.
A recent study published in Psychological Science reveals that individuals with higher well-being engage in fewer solitary activities and more social interactions. The research suggests a link between deeper, more meaningful conversations and overall happiness.
Researchers found that accidental overdose deaths from cocaine use rose significantly when ambient temperature exceeded 24 degrees Celsius. The number of cocaine-related overdose deaths continued to climb as temperatures increased, due to cocaine's effect on core body temperature and cardiovascular system.
Scientists have developed a new model using sea squirts to test anti-Alzheimer's drugs, which could lead to breakthroughs in disease treatment. The study found that dosing sea squirt tadpoles with a mutant protein resulted in aggressive plaque development and behavioral defects, which were reversed by an experimental drug.
Researchers found that darkness can lead to an increase in dishonest and self-interested behaviors, even when participants are anonymous. In three experiments, those in dimly lit rooms cheated more than those in well-lit rooms, while wearing sunglasses made participants behave more selfishly.
A genetically modified tobacco plant can produce antibodies to toxic MC-LR, rendering it harmless. This innovative technology could serve as a major tool in keeping water sources safe in developing nations.
Research by Adam Waytz et al. reveals that anthropomorphism gives non-human entities moral care, while dehumanization is linked to social connection. The study highlights the complexities of identifying humans in a psychological sense.
A new INFORMS study proposes incentivizing shippers to take on more port security responsibilities, reducing the burden on the federal government. This shift could lead to cost savings and improved security measures in the supply chain.
The 2009 International Science & Engineering Visualization Challenge honored artists who use visual media to promote scientific research, highlighting complex concepts like sustainability, branching morphogenesis, and human mobility. The challenge encouraged effective communication and creativity in presenting scientific findings.
Most household dust originates from outdoors, comprising dead skin, carpet fibers, and tracked-in soil, with potential contaminants like lead and arsenic.
May R. Berenbaum, a renowned entomologist, has been awarded the AAAS Public Understanding of Science and Technology Award for her extraordinary ability to integrate scientific discovery with public outreach. Her work has had a significant impact on fields such as chemical ecology, agriculture, and environmental conservation.
Research published in the World Journal of Gastroenterology reveals a significant association between Helicobacter pylori babA2 and atrophic gastritis in Costa Rican patients. The findings suggest that babA2 may play a role in the development of gastric cancer in this population.
Research finds that maternal obesity can program cellular responses in offspring, predisposing them to inflammatory disorders such as Alzheimer's and type 2 diabetes. This effect persists even after the offspring lose weight, highlighting the long-lasting impact of maternal obesity.
A study published in the Journal of the Science of Food and Agriculture reveals that beer is a significant source of dietary silicon, a key ingredient for increasing bone mineral density. The researchers found that beers containing high levels of malted barley and hops are richest in silicon.
Researchers have found a genetic tool that specifically alters gene expression in the endometrium, leading to rapidly progressing cancer in mice. The Lkb1 gene is mutated in many other types of human cancers and regulates pathways contributing to aggressive cancer cell formation.
Researchers have created mice with a mutation that mimics hereditary deafness, shedding light on progressive hearing loss in children. The study provides new insights into the effects of soundwave processing and potential damage caused by inner ear compensation.
Researchers found that patients with flame-like Barrett's epithelium and those with a C extent ≥ 2 cm had higher rates of erosive esophagitis. The study suggests a potential strategy for preventing esophageal adenocarcinoma.
Research found that hospitalization for Crohn's disease was more common among women and younger people, while ulcerative colitis was more common among older people. The study suggests that social deprivation and distance traveled to hospital are associated with Crohn's disease, but not ulcerative colitis.
A study published in World Journal of Gastroenterology analyzed the clinical course of 252 subepithelial lesions. The majority of lesions (96.8%) remained unchanged after endoscopic surveillance, supporting the use of this approach for small tumors. Further studies with long-term follow-up are needed to validate these findings.
A survey found that most patients are interested in obtaining a video recording of their colonoscopy procedure, with younger patients more willing to pay for the service. Awareness of missed lesions during colonoscopy is a significant predictor of interest in having a video recording.
Scientists at the University of Missouri have created a low-cost, soy-based chicken substitute that simulates chicken's fibrous qualities. The new product has health benefits, including lowering cholesterol and maintaining healthy bones.
A study published in World Journal of Gastroenterology found that long-term endoscopy-based studies do not significantly affect the quality of life (QOL) of healthy volunteers. The researchers evaluated QOL in ten healthy volunteers during a prospectively conducted study, using validated surveys and questionnaires.
Researchers at the Agricultural Research Service's malting barley laboratory are studying the enzymes produced by barley grains as they germinate. They have found that the balance of these enzymes can impact the malt's flavor and other qualities, leading to improved malting barleys for the future.
A new study found that elevation can lead to actual helping behavior, as participants who watched uplifting videos were more willing to volunteer for another study. The researchers also observed that elevation increased the amount of time participants spent helping in a subsequent experiment.
The production Heuschrecken by Rimini Protokoll explores the marriage of theatre and science, challenging traditional skepticism. By embedding artists in a science department, new approaches to storytelling emerge.
A team of researchers used new mathematical tools to reveal major shifts in the structure of scientific research, tracking changes in neuroscience from an interdisciplinary specialty to a full-fledged scholarly discipline. The analysis resulted in striking images demonstrating the evolution of the field over time.
A study published in Psychological Science found that directed prayer can spark forgiveness in both the person praying and their wronged partner. Praying for a close friend also increased selfless concern, which boosted forgiveness. The researchers believe prayer shifts attention from the self back to others, allowing resentments to fade.
Researchers found that inhibiting sestrin protein improves lung elasticity and gas exchange in mice with emphysema. This suggests a new therapeutic approach to alleviate critical symptoms associated with COPD.
Research from Psychological Science found that attachment styles can affect how individuals remember relationship events, with anxious and avoidant individuals recalling experiences based on their needs and goals. The study's results suggest that attachment styles influence how we interpret memories of interactions with our partners.
The International Journal of Intelligent Transportation Systems Research aims to foster wide-ranging discussion across disciplines to find solutions to future transportation systems and their impact on society. The journal will publish original research and survey papers, aiming to meet the needs of today's world.
A new study suggests that sex differences in jealousy are rooted in individual personality traits rather than evolutionary origins. Men with a dismissing attachment style tend to be more upset by sexual infidelity, while securely attached individuals find emotional betrayal more distressing.
Scientists develop a new technique to measure spatial patterning in peatland surfaces, enabling improved monitoring of damage caused by human activity. Airborne laser scanning instruments can detect fine-scale structures like hummocks and hollows, critical for tracking climate change.
A study by University of Aberdeen researchers found that mentally traveling through time can physically move us. Engaging in chronesthesia, or mental time travel, resulted in movements corresponding to the metaphorical direction of time.