Articles tagged with Scientific Journals
A new recombinase, Dre, has been discovered, allowing researchers to specifically target and modify genes in mice. This enables the creation of sophisticated mouse models to study complex gene interactions and their role in human disease.
A recent study published in Psychological Science found that bilinguals cannot completely 'turn off' a language, as knowledge of a second language affects native-language reading. Bilingual students read sentences with control words and cognates, showing shorter fixation times on cognates than controls.
Researchers at Delft University of Technology discovered that bacteria can retain motility in surprisingly narrow channels, growing and dividing instead of swimming. This new phenotype may be more common than thought, with implications for membrane filters and medical applications.
The partnership aims to increase the value of Science research by providing interactive video demonstrations of experimental techniques. The first video in the program showcases an innovative method for visualizing immune control in viral infections.
Patients with primary sclerosing cholangitis (PSC) have significantly larger fasting and postprandial gallbladder volumes compared to healthy controls. However, there is no correlation between gallbladder size or emptying and the occurrence of abdominal pain in PSC patients.
Researchers found that perianal disease, current smoking, prior steroid use and early azathioprine or biological therapy are predictors of disease behavior change in CD patients. These findings may aid clinicians in choosing the treatment strategy for their patients.
A recent study published in Environmental Science & Technology found that bioethanol production requires up to 861 billion gallons of water, with some regions consuming as much as 2,100 gallons per gallon of ethanol produced. This highlights the need for regional-specific considerations when implementing biofuel mandates.
Researchers have gained in-depth knowledge of pyruvate carboxylase's structure, a metabolic enzyme linked to genetic diseases like lactic acidaemia and hypoglycaemia. The study also sheds light on its potential role in obesity and diabetes treatments.
Research shows that individuals tend to overestimate their ability to control impulses, leading to a greater likelihood of indulging in impulsive or addictive behavior. The study found that people in a 'cold state' underestimate the influence of impulsive states on their behavior.
Researchers discovered how resveratrol controls inflammation by inhibiting two molecules that trigger inflammatory responses. The findings suggest resveratrol may be used to treat inflammatory diseases and lead to new resveratrol-based drugs.
Researchers discover that mitochondrial diseases increase susceptibility to bacterial infection, particularly with pneumonia-causing bacteria like Legionella. The stress-signal associated with metabolic abnormalities encourages the growth and reproduction of these bacteria.
Researchers found that loyalists who were most devoted to their school were also the most cooperative and helpful when confronted with injustice. However, this loyalty was short-term and may fade if the group continues to exhibit unfairness.
Research by Nansook Park and Christopher Peterson highlights the importance of experiencing positive emotions, having close interpersonal relationships, and finding meaning in life. The authors suggest that psychology has made progress in understanding human problems but still lacks a formula for achieving a good life.
A new study found that inhaling linalool, a key ingredient in aromatherapy, can alter gene activity and blood chemistry to reduce stress levels. The study also showed that linalool returned stress-elevated levels of immune cells to near-normal levels.
Researchers found thermal hyperalgesia in IBS patients compared to controls, with higher sensitivity in those with high FBDSI scores. Controls were less sensitive than C-IBS and D-IBS, with no differences between the two IBS subtypes for pain threshold and tolerance.
A large abdominal wall lipoma caused bowel obstruction in a patient with Proteus syndrome. Excision of the lipoma improved bowel passage and reduced symptoms. The treatment was successful, allowing the patient to continue medical treatment on an outpatient basis.
A study published in the World Journal of Gastroenterology found that fecal incontinence significantly impacts patients' quality of life, affecting lifestyle, coping behavior, depression, and embarrassment. The results show that over 22% of patients experience severe QOL effects due to FI.
Physicists at the University of Bonn have demonstrated a quantum walk, a superposition of heads and tails states in an atomic 'coin', and found unusual effects when observing the particle. This research paves the way for new algorithms, including search processes, that can process information much faster than classical methods.
Dr. David Yap receives prestigious Amethyst Award from Ontario Public Service for his work combating air pollution in Canada and the United States. The award recognizes his contributions to developing air quality management programs, including the Air Quality Index and Smog Alert Programs.
The Journal of Injury, Function and Rehabilitation has been accepted for coverage by MEDLINE, six months after its launch. This recognition acknowledges the journal's commitment to raising the scientific bar in the field of physical medicine and rehabilitation.
Research on Pluronic L-81, a synthetic copolymer, reveals its potential in alleviating obesity-induced insulin resistance and type 2 diabetes. The study found that L-81 significantly corrected body weight and plasma glucose levels in genetically diabetic mice.
Researchers found that adding simethicone to sodium phosphate bowel preparation improved visualization during colonoscopy by reducing air bubbles. However, simethicone did not demonstrate a significant impact on the adequacy of colon preparation.
Researchers compared views of outside observers with perspectives of New Orleans residents who rode out the storm. Despite negative stereotypes, survivors saw themselves as connected to their neighbors and community-oriented.
A recent study in Psychological Science found that repeating positive self-statements can have the opposite effect on individuals with low self-esteem. Those with high self-esteem experienced slight improvements, while those with low self-esteem felt worse about themselves. The researchers suggest that unreasonably positive self-statem...
Researchers found that long-lived bats have a resistance to protein folding damage, which explains their extended lifespan. This discovery may lead to therapies that slow down human aging.
The European Association for the Study of the Liver (EASL) has renewed its publishing partnership with Elsevier for five years, with the flagship journal Journal of Hepatology being published monthly. EASL is a leading liver association in Europe, promoting research and education in hepatology.
A recent study shows that telemedicine can diagnose retinopathy of prematurity faster than traditional bedside ophthalmoscopy. By reducing travel and communication time, telemedicine can improve the efficiency of care for ophthalmologists.
A study by Arizona State University researchers reveals that water limitation affects cricket consumption of green leaves and wolf spider hunting of crickets, highlighting the role of water in understanding ecosystem changes due to global climate change. This finding has implications for biodiversity in arid regions.
A case of Meckel's diverticulum masked by intermittent recurrent subocclusive episodes is presented, highlighting the difficulty in diagnosing this condition due to overlapping symptoms. Laparoscopy proved to be a crucial diagnostic tool in establishing the final diagnosis and also therapeutic in nature.
Research found that DOC losses from tile drains were not affected by crop management practices, but drainage hydrology and manure application played a role. The study highlighted the importance of understanding DOC contributions to surface waters in agricultural watersheds.
A team of researchers used mice as model animals to study the key proteins involved in two types of muscular dystrophy. They found disrupted stem cell function and delays of skeletal muscle formation in embryos of MD-like mice, suggesting that both types of MD might be detected in utero or shortly after birth.
Scientists have identified a molecular factor called GARP that plays an essential role in regulatory T cell function. By artificially inserting GARP into transplants, researchers were able to convert immune-reactive T cells into regulatory T cells, which inhibit organ rejection.
A study of online DVD rentals found that customers tend to hold highbrow films longer than lowbrow films, with a 1.3% increase in reversal probability if the first film is more attractive. As customers gain experience, they tend to favor want over should characteristics.
Research reveals that people tend to view products grouped close together as 'contagious' and prone to quality spreading, known as the 'group-contagion effect.' This phenomenon influences decisions in both gain and loss domains.
A new study published in the Journal of Cardiac Failure found that low NT-proBNP levels can exclude significant left ventricular dysfunction, but elevated values are non-specific. For older patients and those with diabetes or hypertension, a negative predictive value of over 99% was observed.
The study found that Ang-(1-7) levels predominate in the peripheral circulation in early stages of liver cirrhosis, contributing to reduced vascular resistance. In advanced stages, Ang 2 leads to extra-splanchnic vasoconstriction. The relationship between these peptides and hemodynamic changes was investigated.
A case of cecal volvulus was reported in a 78-year-old woman with severe abdominal pain and fever. The patient underwent an emergent laparotomy and recovered after intensive care. A review of Japanese literature revealed an increase in aged patients with mental disabilities presenting with cecal volvulus, adoption of ileo-colectomy as ...
Researchers found that two-channel GES with trains of pulses can entrain gastric slow waves and accelerate gastric emptying. This treatment approach may be applicable for treating gastroparesis and normalizing gastric dysrhythmia.
The Chinese Journal of Natural Medicines is now available in English on ScienceDirect, increasing international accessibility to Chinese medical research. This expansion enables pharmaceutical and medical scientists to stay updated on the latest advancements in traditional Chinese medicines.
A new study found that approximately 50% of radiologists surveyed reported never having their vision tested or it had been 24 months or longer since their last exam. The study, conducted at the University of Maryland School of Medicine, emphasizes the importance of regular eye exams for radiologists to maintain optimal visual accuracy.
Researchers found that preventing vascular congestion can help alleviate symptoms of heart failure. The study suggests that targeting venous endothelial responses may be an effective way to prevent congestion and improve outcomes for patients with heart failure.
Scientists use zebrafish to investigate the role of RAS mutations in melanoma formation and progression. The research found that altering signaling pathways can reduce the effects of RAS mutations, providing a potential therapeutic approach.
A new mouse model has been created to understand human neuronal diseases that impair feeling and movement. The mouse model mimics symptoms of Charcot-Marie-Tooth and hereditary motor neuronopathy, two conditions with no effective treatments.
The study found that estimated glomerular filtration rate (eGFR) equations, particularly eGFR5 and eGFR3, are reliable preoperative renal function tests for patients undergoing hepatectomy. These equations were compared to creatinine clearance (Ccr), with significant differences in postoperative serum creatinine levels
The study developed a molecular marker for Pi-deficiency in rats and evaluated the efficacy of Chinese materia medicas and probiotics. It found that middle doses of these recipes showed pronounced recovery activities, while higher doses did not.
Reorganizational Healing (ROH) is a new concept for wellness, healing, and personal growth that focuses on self-assessment and harnessing the body's innate ability to reorganize. By understanding the relationship between lifestyle choices and disease symptoms, individuals can achieve healthier, more fulfilling lives.
A study of over 1 million radiology reports found that side discrepancy errors, incorrectly noting the side of a lesion, were clinically important and occurred more frequently in female patients. Radiologists should verify these errors, while physicians and patients must also collaborate to ensure accurate clinical management.
Research in Management Science reveals that recommender systems can create self-reinforcing cycles favoring popular items, reducing diversity and serving consumers and producers poorly. To mitigate this issue, designers must consider modifications to limit popularity effects and promote exploration in their recommender systems.
Researchers used computer simulation to investigate the effects of duodenal stump geometry on gastric resection outcomes. The study found that certain geometric configurations can improve food transport and emptying, but may compromise pressure distribution.
A study published in World Journal of Gastroenterology found that small colon polyps can be removed without interrupting anticoagulation therapy, resulting in an acceptable bleeding rate. The procedure was performed on 123 patients with lesions up to 1 cm in size.
A study published in Journal of Cardiac Failure found that obstructive sleep apnea and central sleep apnea are prevalent in heart failure patients, with 47% experiencing moderate to severe breathing disorders. The prevalence was not decreased by beta-blockers and spironolactone treatment.
Researchers found that 15-month-olds struggle to distinguish Jamaican-accented words, but 19-month-olds exhibit cross-dialect recognition. By 19 months, children demonstrate phonological constancy for both familiar and unfamiliar words in any English dialect.
Researchers predict Yucca Mountain crest erosion due to local geology, potentially affecting repository stability. The study used a numerical landscape evolution model to explore the rate of erosional decay.
A new editorial in the FASEB Journal examines the risks of dietary supplements, highlighting regulatory loopholes that enable toxic substances to enter the market. Gerald Weissmann argues that these supplements represent unregulated drugs with tangible personal and professional consequences.
A study published in the Journal of Cell Biology reveals that a mutated Alzheimer's-related protein called presenilin helps form and maintain nerve cell connections. The findings suggest that failing nerve transmission might be an early step in the disease's pathology.
Researchers from three institutions applied harpin to head lettuce prior to harvest to prevent microbial contamination. The study found that harpin improved color, reduced browning, and increased phenolic compounds, which are linked to plant chemical defenses against microbes.
Researchers discovered a preference for processing information on the left side of faces, which can aid in facial recognition. In contrast, experts who read Chinese characters exhibit reduced holistic processing and show a left-side bias, indicating general visual expertise.
Elsevier has launched a new journal called Epidemics, which will focus on infectious disease dynamics. The journal aims to bring together researchers from various disciplines and provide a platform for high-quality papers in this emerging field.
A new study has developed a software that utilizes the Nintendo Wii gaming system's infrared sensor and accelerometer to enable flexible ways for radiologists to interact with patient images. This method may alleviate limitations of traditional keyboard-mouse interfaces and reduce repetitive motion injuries.
A study at the University of Arizona found that remote CT colonography is feasible in rural health centers using teleradiology. Technicians performed CTC exams on 86 patients and sent data to a local server for interpretation by an off-site radiologist.