Articles tagged with Scientific Journals
Researchers found that females were more often chosen as leaders of intragroup conditions while males were preferred to lead intergroup situations. Female leaders were also viewed as being more effective in maintaining positive relationships within the group.
A recent study published in Nature found that Indian Ocean tsunamis of similar size to the 2004 disaster occurred between 1300 and 1400 AD and possibly earlier. The research suggests a 600-700 year recurrence interval for such events.
Research suggests that joint bidding on packages can increase consumer surplus and improve profits for both consumers and retailers. In a study, authors found that consumers tend to bid more for individual items when asked to place a joint bid, increasing the probability of a transaction going through.
A new study published in the Journal of Environmental Quality examines the health hazards of treated sewage sludge application to land. The risks of aerosol-borne infection for biosolids workers are generally low, at less than 1 or 2% per year.
The American Society of Agronomy recognized 2008 ASA Fellows for their professional achievements and meritorious service. The class includes experts in plant-environment interactions, environmental impact analysis, breeding for disease resistance, and crop biotechnology.
Researchers identified 1500 young adolescents with high math scores on the SAT and followed their careers. Those who scored highest in math went on to publish more scientific papers and earn patents in advanced degrees groups. High math achievement also predicted success among graduate students at top-ranked science universities.
The Soil Science Society of America has recognized 2008 SSSA Fellows, Thomas W. Bruulsema, Seth M. Dabney, Steve R. Evett, Yan Jin, Thomas C. Kaspar, Newell R. Kitchen, David A. Laird, and R. Richard Lowrance, for their professional achievements and meritorious service to the Society.
A recent study published in Psychological Science found that socially rejected individuals are particularly good at discerning fake smiles from real ones. This may be because they have an increased motivation to be accepted and are more sensitive to specific social cues indicating opportunities for inclusion.
A study by Frederik Anseel and Wouter Duyck found that employees are more likely to work for companies with matching initials, a phenomenon known as the name-letter effect. The researchers analyzed data from over 100 Belgian employees and discovered a significant correlation between employee initials and company names.
Yale researchers found that holding a warm cup of coffee affects people's perception of another person's character, making them appear more generous and caring. This effect also influences participants' own behavior, as they are more likely to give gifts or take something for themselves when holding cold objects.
Researchers analyzed data from the CoRoT space telescope mission, finding that three nearby stars have larger vibrations and finer surface texture than our Sun. The study provides valuable information about the physical properties of nearby stars and sheds new light on the Sun's interior.
Researchers studied how our brains process faces and found that looking at the nose is crucial for face recognition. The study showed that making two fixations, rather than one, leads to better performance in recognizing faces.
A new study found physical evidence of ancient drug paraphernalia in the Caribbean, dated between 400 and 100 B.C., suggesting that the artifacts were transported to the islands as heirlooms. The research team used luminescence dating to analyze ceramic inhaling bowls, which indicated that they were not made using local materials.
A new USGS study published in the Journal of Environmental Quality shows that pesticide contamination in groundwater has decreased over the past decade. Only six compounds were detected in ground water from at least 10 wells during the study period, with concentrations less than 0.12 parts per billion.
The Open Access Scholarly Publishers Association (OASPA) aims to represent the interests of OA journals publishers globally. OASPA supports OA publishing by setting industry standards, advancing business and publishing models, advocating for gold OA journals publishing, education and innovation.
Researchers found that chronic hepatitis B patients have higher PD-1 expression on T cells, which impairs HBV-specific T cell responses. In contrast, acute exacerbation of hepatitis B patients have lower PD-1 expression and more intense HBV-specific T cell responses.
Researchers investigated etiology, diagnosis, and treatment of spontaneous colon perforation, a rare condition with high mortality rate. The study found that chronic constipation was common among patients and that surgical intervention was often necessary.
A study published in the World Journal of Gastroenterology found that CT colonography is accurate for detecting colonic masses or polyps equal to or greater than 10mm. This non-invasive technique replaced double contrast barium enema (DCBE) for evaluating incomplete colonoscopies.
Researchers discovered that chlorella crude extract improves intestinal adaptation in rats with short bowel syndrome, increasing villi height and absorption rates. This finding suggests an alternative to commercial enteral products for treating SBS.
A study published in the World Journal of Gastroenterology found a significant association between laryngopharyngeal reflux (LPR) and reflux esophagitis. The research identified age, hoarseness, and hiatus hernia as factors significantly associated with LPR. Further study is needed to elucidate the importance of hiatus hernia in LPR.
Researchers found that Pickleweed can thrive in saline conditions and tolerate high concentrations of boron, allowing for substantial reduction in drainage water volumes. The study suggests a potential solution for growers on California's Westside to reduce environmental impacts and costs associated with disposal.
Leading scientists Dr. Phaedon Avouris and Professor Tony Heinz were honored for their work on nanoscale carbon materials, showing promise for integrating electronics and optics. The research could enable faster calculations and solve electronics problems, with potential applications in photovoltaics, sensors, and medicine.
New research finds that distractions can aid in solving complex problems through unconscious thought, but conscious thought is necessary for applying solutions. In contrast, easier problems may require focused attention to find the solution.
The 2008 International Science and Engineering Visualization Challenge recognizes artists who use visual media to promote scientific understanding. The competition features stunning visuals and innovative uses of media to showcase various scientific research topics, including the anatomy of a squid and the creation of spontaneous buckl...
Researchers have developed a novel method to rapidly select anti-HBV agents for chronic hepatitis B patients with drug resistance. The approach involves replicating clinical HBV isolates in an in vitro model system, allowing for the identification of antiviral agents such as adefovir that can inhibit HBV replication.
Researchers successfully treated bleeding gastric varices using a novel sclerotherapy combining alpha-cyanoacrylate alkyl with aethoxysklerol, with no complications or re-bleeding observed in six months. The treatment was found to be an effective alternative for obliteration and eradication of gastric fundal varices.
A recent study has compared the results of RPA with or without modified blow-hole colostomy in patients with acute sigmoid volvulus. The findings suggest that RPA with modified blow-hole colostomy provides satisfactory results in preventing anastomotic leak, making it a promising approach for this condition.
A study published in World Journal of Gastroenterology found that patients with ineffective oesophageal motility exhibiting different contractile patterns experience distinct symptoms, including heartburn and dysphagia. The research suggests the possibility of tailored treatment strategies for selected IOM patients.
A case report describes a patient with stage IV diffuse large B-cell lymphoma (DLBCL) infiltrating the stomach, who responded well to chemotherapy. Endoscopic examination and biopsy confirmed the diagnosis, highlighting the importance of this diagnostic method for suspected gastric DLBCL.
A study published in the World Journal of Gastroenterology found that Gecko has anti-tumor effects by inducing apoptosis and down-regulating protein expression of VEGF and bFGF. This mechanism may provide a foundation for its effective constituent and offer an alternative to chemotherapy.
A study published in World Journal of Gastroenterology found that severe comorbidity is the main factor affecting clinical outcome in very old patients with acute gastrointestinal bleeding. Older patients (over 80 years) experience similar severity and rebleeding rates as younger populations, but higher mortality rates.
A new endoscopic technique using EMR-L with 3D-EUS has shown promising results in the complete resection of rectal carcinoids. The study demonstrated a significantly higher rate of complete resection compared to traditional EMR-L alone, with a vertical resection margin also increasing.
A study of 55 gastrointestinal endoscopists found that 89.1% reported musculoskeletal pain, with severe pain affecting 47.3%. The study suggests different ergonomic mechanisms for symptom development based on experience level, highlighting the need for prevention and management strategies.
A 22-year-old woman swallowed a 12-cm long toothbrush handle, leading to duodenal perforation. Despite failed endoscopic removal, surgery revealed the injury and highlighted the importance of early intervention for gastric foreign body ingestion.
Research suggests that electrocautery shovel is a viable alternative to ultrasonically activated scalpel in laparoscopic rectal cancer operations, achieving similar clinic effects while reducing costs. The study's findings support the use of electrocautery shovel in laparoscopic surgery with proper technique and anatomical understanding.
A study published in World Journal of Gastroenterology found that HeF A expression levels are significantly higher in multidrug-resistant strains of H. pylori compared to their susceptible counterparts. The HeF A mutant was more susceptible to four out of ten antibiotics, confirming its role in multidrug resistance.
A new study combines endoscopic treatment with ursodeoxycholic acid to effectively treat non-transplant patients with biliary cast syndrome. The approach led to normalization of liver function tests and improved symptoms in a 76-year-old diabetic patient.
Researchers found 61.1% of steroid-naive UC patients entered remission after leukocytapheresis sessions, suggesting its efficacy as a second-line treatment. Endoscopic findings can predict the treatment's success, making LCAP a suitable option for moderately active UC patients.
Researchers investigated rebamipide's intestinal permeability and found that an absorption enhancer, C12, increased its absorption in the colon. The study suggests using chitosan capsules as a specific delivery carrier for rebamipide to treat colitis effectively.
Researchers found that a twice-weekly gemcitabine infusion schedule improved median survival time, disease-free survival time, and overall 1-year survival rate compared to previous studies. The study also showed that patients with reduced tumor markers had better prognosis.
A systematic review and meta-analysis found potential benefits of continuous wound infusions of local anaesthetics in reducing opioid consumption after laparotomy for major colorectal surgery. The study highlights the need for future research on this topic, including addressing methodological heterogeneity and cost-effectiveness analysis.
A rare case of lobulated-type inflammatory myoglandular polyp (IMGP) in the ascending colon was reported. The patient experienced hematochezia and was successfully treated with endoscopic polypectomy, showcasing the importance of early diagnosis and treatment.
Fluorouracil-related pneumatosis cystoides intestinalis is a newly reported case. The mechanism of this condition is unclear but may be related to altered mucosal blood flow and bowel toxicity. Researchers highlight the need for clinicians to monitor patients for potential complications during fluorouracil chemotherapy.
A recent study reviewed clinical data from 219 patients with large area burns to propose guidelines for preventing gastrointestinal dysfunction. Comprehensive fluid resuscitation, early excision of necrotic tissue, staged food ingestion, and administration of specific nutrients were found to be essential strategies in lowering mortality.
The Journal of Nuclear Medicine is now free and open to the public six months after publication, accelerating access to new research and advancing understanding of nuclear medicine and molecular imaging. This move reflects the journal's exceptional quality and influence as an academic and professional resource.
Researchers have found a gene in flatworms that is highly similar to the human gene PTEN, which is frequently mutated in cancer. Disruption of this pathway leads to abnormal growths and cell death, making it an important model for studying human stem cells and cancer.
A nationwide study found statistically significant increases in nitrate concentrations in 7 of 24 well networks, with median concentrations exceeding the USEPA maximum contaminant level. The study highlights the importance of long-term monitoring programs to protect ground water quality.
A new report published in Disease Models & Mechanisms reveals that tumors trigger the same immune response as wounds, with hemocytes replicating and adhering to tumor surfaces to limit growth. The study identifies key pathways in the fly's immune response to tumor growth and tissue disruption, shared with humans.
Researchers explore 'dissimilatory metal reduction' to convert selenate into less-toxic elemental selenium, with potential for recovery and reuse. The process is efficient but requires careful temperature control to minimize formation of ecotoxicological risks.
Scientists at the University of Granada have developed a new condensed TLM node to model meta-materials, allowing for the creation of structures that can hide objects in conditions difficultly reachable with commercial software. This breakthrough uses a combination of electromagnetic parameters and judicious frame design to improve hid...
Researchers from the University of Granada found that university students following Ramadan experience macronutrient imbalances, leading to increased corporal fat and reduced muscular mass. A new diet plan has been proposed to counterbalance these effects by reducing fat and increasing protein and carbohydrate intake.
A study published in The Journal of Sexual Medicine found that trained sexologists could correctly infer vaginal orgasm through watching the way women walked over 80% of the time. The sum of stride length and vertebral rotation was greater for vaginally orgasmic women, suggesting a link between gait and sexual function.
A new study found that campus racial and ethnic diversity is a key predictor of interracial friendships. The study controlled for prior experiences and attitudes, showing that exposure to greater diversity leads to more cross-group friendships across all students.
Researchers at University of Western Ontario developed a method to tap into automatic mental associations of undecided individuals, predicting their future decisions on controversial issues. The implicit association test was used to analyze participants' responses, showing significant correlations between initial and final beliefs.
Researchers found that multiple measurement techniques are needed to accurately measure calcium content in serpentine soils. A combination of X-ray diffraction, electron microscopy, and elemental analysis is necessary to identify and quantify calcium.
A new study reveals that increased campaign spending significantly improves citizen participation in State Supreme Court elections. The research, published in the American Journal of Political Science, found that greater spending facilitates voting and strengthens the connection between citizens and courts.
Researchers discuss the difficulties in diagnosing and treating Barrett's oesophagus, a pre-cancerous condition often associated with chronic acid reflux. The authors suggest improving detection and treatment by developing standardized indicators, less costly screening methods, and laboratory animal models.
Clinician-scientists in the UK are struggling with a lack of career support, limited research training opportunities, and significant medical school debts. However, new funding and mentorship programs may help alleviate these challenges and preserve this vital profession.
The review discusses how mouse genetics research has contributed to a better understanding of human health and disease. Researchers predict that creating 'humanized' mice will provide new experimental systems for testing novel therapeutics.
A recent INFORMS study suggests that hiring top talent from competitors may not lead to improved performance. Instead, the performance of stars depends on firm-specific human capital and colleague relationships. The study's findings warn managers against expecting significant gains from hiring stars.