Articles tagged with Open Access
Researchers found that bitter cumin seeds are a rich source of phenolic antioxidants, which can mop up free radicals and reduce oxidative stress. This antioxidant activity is correlated with the total phenol content of the seeds, suggesting that multiple phenolic compounds may be responsible for its effects.
Researchers have rediscovered four new species of purse-web spiders in South Africa, highlighting the urgent need for conservation efforts due to habitat loss and urbanization. The study provides valuable insights into the biology and evolution of these unique spiders.
Geographic profiling successfully located the sources of disease outbreaks in London and Cairo, revealing breeding habitats of mosquito Anopheles sergentii. This method shows great promise as a component of policy relating to control of various infectious diseases.
Researchers found that computer simulations and cutting-edge techniques used by the film industry can restore lost hand and arm function in stroke victims. The study showed significant improvements in patients who played Plasma Pong, Hammer Task, Virtual Piano, and Hummingbird Hunt games.
A new study by Henry Ford Hospital researchers found that nurse-driven, open-access colonoscopy programs are as effective and safe as traditional consultations with a gastroenterologist. The study compared outcomes of 15,901 patients in an open-access program to 6,861 patients who received outpatient consultation prior to screening.
The Kunming Institute of Botany, part of the Chinese Academy of Sciences, and Springer are launching a new fully sponsored open access journal called Natural Products and Bioprospecting. This journal aims to serve as an international forum for essential research on natural products and their applications.
Researchers investigated zombie ants in Thailand's rainforest, finding they were manipulated by the fungus into dying at optimal conditions for reproduction. The fungus causes muscle atrophy, central nervous system damage, and 'lock jaw', forcing infected ants to bite leaves to release spores.
New research reveals that conjugating green algae, such as Spirogyra, are the closest living relatives to land plants, contrary to the previously accepted theory. The study analyzed genetic divergence in 129 genes from 40 different green plant taxa and found significant evidence supporting this new finding.
Researchers found drinking during early pregnancy increased risk of premature birth and low birth weight, while heavy drinkers were more likely to have unplanned pregnancies and very premature births. The study emphasized the need for improved detection of alcohol misuse in pregnancy.
A study published in Environmental Health found that children who eat regular breakfasts have lower blood lead levels than those who skip breakfast. The risk of lead poisoning is higher in boys and younger children.
Cross River gorillas diverged from Western lowland gorillas about 17,800 years ago during the Pleistocene era. The two subspecies continued to interbreed intermittently due to successive rounds of climate change.
A new study in The FASEB Journal found that free access to scientific journal articles does not increase their citations, contradicting the widely-held 'open access citation advantage' theory. The research suggests that open access articles are seen by more readers but not cited more frequently.
Two articles in PLOS Medicine emphasize the importance of addressing issues that restrict open access to information in developing countries. Experts propose improvements to journal quality assessment standards and increased collaboration between publishers, authors, and readers from these regions.
The BCG World Atlas offers detailed information on current and past vaccination policies across over 180 countries. This database aims to improve the care of patients with tuberculosis (TB) by providing useful resources for clinicians, policymakers, and researchers.
A Swedish study found that problems in relationships with colleagues and superiors were more frequent in the days leading up to sick leave. Individuals with minor ailments were also more likely to report sick when they expected a stressful workday ahead, highlighting the impact of work environment on behavior when ill.
A new study finds that ethnicity, depression, lack of exercise and social support are major risk factors for CFS. Moderate exercise halves the risk, while social status and cultural background play a significant role.
Research on Prozac reveals it can reorganize brain plasticity by altering neuronal cell activity and connections in the hippocampus. This changes may contribute to anxiety symptoms experienced by some patients.
Researchers discovered that individuals from higher socioeconomic backgrounds consumed more bottled water but were not less exposed to cancer-causing contaminants in public drinking supplies. High levels of trihalomethanes (THM) can be ingested through public water or absorbed through the skin in baths, showers, and swimming pools.
Researchers have identified seminal fluid proteins that could affect the behavior and physiology of female mosquitoes, potentially leading to new control strategies. The study's findings may provide a foundation for innovative approaches to regulating mosquito reproduction, feeding, and mating behavior.
A Norwegian study found that women unhappy with their relationships were more likely to experience depression during pregnancy. A good relationship, on the other hand, served as a buffer against everyday stresses, helping women cope better with work-related issues, financial problems, or moving house.
Researchers used two well-known optical illusions to study how the brain assesses relative size, revealing that environmental clues affect perception after three-dimensional image processing. The Ponzo illusion was found to hold true regardless of eye use or presentation order.
A recent study published in Biology of Sex Differences found that female rats are more likely to develop cocaine addiction due to their heightened motivation and impulsivity. Researchers also discovered that the likelihood of drug abuse increases with an individual's sex, highlighting the need for targeted interventions.
A new study reveals that education is inversely correlated with high blood pressure, with educated individuals experiencing a significant decrease in blood pressure over time. The research also found that higher levels of education are associated with lower BMI, smoking rates, and alcohol consumption.
New research shows reovirus-infected cancer cells release pro-inflammatory proteins that recruit and activate white blood cells, killing cancer. A cellular signalling protein, Ras, is abnormally activated in many cancers, providing a window of opportunity for reovirus infection.
A new study found that young people with a family history of melanoma are still ignoring sun safety advice, despite being aware of the risks. The research showed that younger women in particular viewed tanning as healthy and were less likely to use sunscreen.
Researchers developed a new approach to predict which flu strain will be prevalent in a given year by tracking pairs of genetic changes. This method offers insights into epistasis, where mutations interact with each other to affect the virus's fitness. By analyzing these interactions, scientists can gain early warnings of emerging muta...
Researchers used acoustic analysis and genetic diversity to identify gibbons from their regional accents, showing a high degree of similarity between species within the same location. The study suggests that gibbon songs are adapted to forest environments, with distinct patterns in each region.
New research published in Chemistry Central Journal reveals that chocolate contains more antioxidants and polyphenols than fruit juice. Dark chocolate and cocoa have been found to have a higher antioxidant capacity and greater total flavanol content, making them a healthier alternative.
A study of over 44,000 15 and 16 year olds in Germany found that rural teenagers are more likely to engage in binge drinking than their urban counterparts. Binge drinking has serious social and health consequences, including increased risk of accidents, unsafe sexual behavior, and long-term brain damage.
A recent study published in BMC Public Health found that wounded veterans are more likely to die from coronary heart disease due to war-time stress. The research, conducted by Dr. Seppo Nikkari and his team, surveyed 55-year-old Finnish WW2 veterans and found a significant correlation between physical trauma and an increased risk of CHD.
Researchers found that weaver bird chicks change the length and pitch of their begging calls as they get hungrier, making it harder for parents to distinguish them from others. This unique call pattern enables parents to accurately gauge their chick's hunger levels.
New research reveals that odontoblast cells in teeth orchestrate an immune response to protect against bacteria-induced decay. The cells produce proteins that down-regulate inflammation, protecting the underlying pulp from damage.
Researchers used music compression algorithms to study brain response to complex and simple sounds. They found that enduring musical masterpieces tend to have high compressibility, suggesting our brains respond to simple patterns. This theory may lead composers to create music with simpler data structures for greater appeal.
Research published in BMC Evolutionary Biology shows that polygamous mice produce more fertile offspring due to increased sperm competitiveness. After 12 generations of competitive selection, polygamous males outperformed monogamous males in both paternity and fertility rates.
A new study published in Nutrition Journal found that consuming a large breakfast does not lead to increased calorie burn throughout the day. In fact, researchers discovered that individuals who had bigger breakfasts tended to consume fewer calories during lunch and dinner, offsetting the extra calories consumed at breakfast.
Genetic comparison reveals Egyptian vulture population in Canary Islands was established around 2500 years ago, matching human colonization date. Human activity led to divergent evolution and demographic expansion of vultures, assisted in their adaptation to new environment.
Research finds that dominant animals in primate societies have higher parasite loads due to suppressed immune systems. Frequent aggression and contact with other animals may contribute to the risk of infection.
A study of 3610 Australian women found that social norms play a significant role in promoting physical activity and healthy eating behaviors. Women who surrounded themselves with friends who engaged in healthy behaviors were more likely to adopt similar habits.
Researchers found that patients with irritable bowel syndrome (IBS) who chose a positive color on a color chart were nine times more likely to respond to hypnotherapy. The study suggests the use of this test as a predictor for responders.
Researchers found that severe asthma affects 2% of the population and is closely related to chronic rhinosinusitis and nasal blockage. Individuals with multiple asthma symptoms are likely to have a more severe form of asthma, increasing the risk of attacks and negatively impacting quality of life.
Researchers developed a new treatment for sudden sensorineural hearing loss (SSHL) using insulin-like growth factor 1 (IGF1) gelatin hydrogels, with 48% of patients showing hearing improvement at 12 weeks and 56% at 24 weeks.
A study found that allotment gardeners, especially those over 60, exhibit increased levels of physical activity and better overall health compared to their non-gardening counterparts. The research also suggests that having an allotment can promote healthy aging and lifestyle habits.
Researchers have discovered a mechanism in green algae that allows its internal clock to synchronize with the day/night cycle despite large fluctuations in light intensity. The study found that the algae's clock is reset when it becomes out of phase, making it immune to strong daylight fluctuations.
A systematic analysis found that clinical management research lacks representation of sex and gender-specific design and analysis. The study suggests significant imbalances in outcomes due to lack of knowledge about gender differences in healthcare provision.
Researchers found that plugged females mated just as often and were more attractive than unplugged ones. Plugging improved female fitness by increasing egg production, suggesting a male's act may be beneficial to its partner. The study reveals new insights into the reproductive behavior of nematode worms.
A randomized, controlled trial found that sodium bicarbonate supplementation maintained service and forehand ground stroke consistency in tennis players after a simulated match. The study showed no decline in skilled tennis performance in players who received the supplement.
New evidence supports the power of open access in increasing citation impact for higher-quality research. The study found that mandatory and self-selected open access articles have similar citation impacts, contradicting the self-selection bias hypothesis.
A high-fat Western diet has been found to exacerbate the inflammatory response to sepsis, a condition of systemic bacterial infection. This increased inflammation can lead to severe outcomes, including higher mortality rates and more morbidity in obese patients.
Researchers at the University of Minnesota Medical School studied two closely linked genes that contribute to hearing function in mice, revealing separate maintenance pathways for β-actin and γ-actin proteins. These findings suggest important roles for each protein in maintaining auditory function during aging.
Regular physical activity, maintaining a healthy weight, and reducing alcohol consumption lower breast cancer risk for women with and without a family history of the disease. A study of over 85,000 postmenopausal women found that these behaviors significantly reduce breast cancer risk.
In a breakthrough study, researchers found that female cichlid fish develop exceptionally large pelvic fins, differing from male fins in shape and color. Males prefer females with larger pelvic fins, leading to the growth of disproportionately sized fins.
Researchers used low-intensity pulsed ultrasound (LIPUS) to treat patients with delayed unions of the tibia, resulting in a 34% increase in bone mineral density. This non-invasive treatment modality shows promise as a viable option for patients suffering from these injuries.
A systematic review of research on herbal supplements for anxiety found strong evidence for extracts of passionflower, kava, and combinations of L-lysine and L-arginine. The study pooled results from 24 studies involving over 2,000 participants.
A high protein diet during development can prime the body to react unhealthily to future food binges. The study found that rats fed a high protein diet showed increased body weight and fat mass in response to a high energy diet.
A new study found that mice subjected to early weaning and maternal separation exhibited long-lasting hyperactivity and anxiety. The researchers hope to use this model to investigate the effects of childhood neglect on human behavior.
Researchers found that two single vodka and orange drinks significantly affected obstacle avoidance test results in senior volunteers. The study showed delayed response times and reduced amplitudes after just one drink, highlighting the negative impact of low-blood-alcohol concentrations on dexterity.
A recent study published in Proteome Science found that one in ten seagull droppings contain 'superbug' bacteria resistant to Vancomycin. The researchers used a novel technique called proteomics to detect bacterial proteins connected to antibiotic resistance, providing new targets for antimicrobial agents and potential biomarkers.
Researchers found that intensive care diaries significantly reduced new onset post-traumatic stress disorder (PTSD) following critical illness. The diaries, completed daily by nursing staff and relatives, featured information about the patient's stay accompanied by photographs, helping to alleviate delusional memories and fears.
A randomized controlled trial found that routine resite of IV devices every 3 days did not reduce complications compared to clinically indicated resite. In fact, it increased patient discomfort and healthcare costs.
Researchers have discovered that young bedbug nymphs release aldehyde pheromones to signal to males that they should look elsewhere, providing a new insight into the chemical communication system of bed bugs. This finding may lead to the development of mating disruption techniques to decrease bed bug populations.