Articles tagged with Open Access
Researchers develop a new way to rapidly produce high-strength metallic alloys, with potential applications in transport and medical devices. The breakthrough uses Spark Plasma Sintering (SPS) system with integrated gas quenching mechanism.
Scientists have discovered a new species of armored catfish, Pareiorhina hyptiorhachis, in the Rio Paraíba do Sul basin, Brazil. The newly described species is one of the smallest representatives of the catfish order, measuring only about 3-3.5 cm in length.
A new method for improving blood supply to engineered replacement tissues uses laminin-derived peptides in hydrogels, which stimulates the growth of microvascular networks. This technology was tested in a mouse cornea transplant and showed successful cell growth and blood vessel formation.
A recent study published in ZooKeys reveals 32 new parasitoid wasp species from the genera Odontacolus and Cyphacolus, characterized by their unique horn-like structure. These tiny wasps are known to be vicious parasitoids, injecting eggs into spider eggs to ensure the development of their offspring.
Researchers have identified genetic markers associated with salamander tail regeneration and found that the width of the tail influences regrowth pace. The study suggests local factors at the site of injury regulate regenerative outgrowth, contributing to differences in regeneration among animals.
Researchers analyzed over 160,000 tweets from personal accounts, corporate accounts and bot-controlled accounts to develop a method to predict when new tweets would be posted. The study found that individual tweeters were most active in the afternoons and evenings, while corporate-managed accounts tweeted during work hours.
Research found that crocodylians have unique multi-sensory organs called dome pressure receptors or Integumentary Sensory organs, which grant fingertip sensitivity and detect surface pressure waves. These sensors also help regulate body temperature and detect suitable habitats.
Researchers developed a novel DNAzyme-gold nanoparticle test to detect dengue virus in mosquitoes, detecting as little as 10 viruses per sample. The assay is stable at high temperatures and can be easily transported and used in remote regions.
Scientists describe three new species of foetid fungi from New Zealand, known for their strong and unpleasant odor. The new species belong to the genus Gymnopus and can be recognized by their rotting cabbage-like smell and distinctive waxy layer.
Runners in a 200-mile Alpine ultramarathon experienced less muscle damage and fatigue compared to those who ran 103 miles. Protective pacing strategies, combined with sleep deprivation effects, may induce relative muscle preservation.
Researchers found that cutlery can alter how we experience food, with weight and color affecting perceived density, saltiness, and sweetness. The study suggests that subtly changing eating implements and tableware can impact our enjoyment of food.
Scientists have discovered a new species of burying beetle, Nicrophorus efferens, in the Solomon Islands Archipelago. The species was found after six specimens were identified as possibly new by PhD student Tonya Mousseau during a visit to the Bishop Museum.
Research published in Critical Care journal suggests that air ambulances are effective and worthy of investment, despite high initial costs. Patients transferred by helicopter tend to have more severe injuries but experience improved survival rates due to faster treatment and care at the scene and during transport.
A new species of moth, Stenoloba solaris, has been described from China with a striking orange circular patch on its wings resembling the rising sun. The moth belongs to the Noctuidae family and is part of a group known for their economic importance in agriculture.
A study published in PLOS ONE suggests that Mesolithic humans transported banded wood snails from southern France to Ireland, based on genetically identical snails found in both regions. The research provides insight into the ancient human migration patterns and their impact on the local ecosystem.
GeoResJ aims to publish top research in the entire earth science field with rapid publication and open access. Elsevier's new journal joins its existing earth and planetary science journals offering authors more choice for scope and access.
A new study finds that global crop yields are increasing at a slower rate than needed to meet projected demands in 2050. The top three countries producing rice and wheat have low yield growth rates, highlighting the need for targeted investments to increase production.
According to a study published in PLOS ONE, the flu vaccine likely prevented approximately 13 million illnesses and over 110,000 hospitalizations in the US between 2006 and 2011. The researchers estimated this impact based on vaccination coverage and vaccine effectiveness.
The UNEX Herbarium has synthesized a comprehensive dataset of 36451 specimens, covering regions including Spain, Portugal, Africa, and Brazil. The dataset is now accessible through the GBIF portal, providing valuable information for researchers and students.
Scientists have discovered 16 new species of Lepidium flora in New Zealand, highlighting the urgent need for conservation efforts. The plants' decline is attributed to habitat loss, ecosystem disruption, and over-collection by botanists.
Researchers found that 10-month-old infants preferentially reach for the victim rather than the aggressor in an animated sequence test. This suggests that infants may exhibit rudimentary sympathy toward others in distress based on their evaluation of roles in interactions.
Researchers found a strong correlation between high altitude and spoken languages that use ejective consonants. Ejectives are absent in the English language, but were found in languages spoken on or near five out of six major high-altitude regions.
Researchers found that loggerhead turtles rely on sight to identify and move towards gelatinous, floating prey like jellyfish and other organisms. They can snack on these low-energy foods approximately twice every hour, suggesting they may rely on such prey for energy more than previously thought.
The analysis of fossil kangaroo teeth reveals a diverse prehistoric habitat in southeastern Queensland, including tropical forests, wetlands, and grasslands. The findings suggest that extinct marsupials occupied specialized dietary niches, contradicting previous assumptions about the region's aridity.
Maple tree owners can benefit from a new open-access article that provides information on the biology, damage, and management of key pests. The article offers practical integrated pest management (IPM) solutions for each pest, helping to reduce economic and aesthetic value.
A study published in Fluids and Barriers of the CNS found a significantly altered level of six specific proteins in people with restless leg syndrome (RLS), consistent with iron deficiency, dopamine dysregulation, and inflammation. The discovery could lead to new treatments for RLS and its associated cardiovascular disease risk.
Researchers have developed a rapid and reliable technique to identify mice with specific gene deletions or replacements, using polymerase chain reaction (PCR). This method will provide a valuable tool for researchers studying bone marrow reconstitution and TCR/CD3 retrogenesis.
A gene expression study highlights genes that help buffer grapevines against environmental change and may explain the different quality performances of grapevine when grown in different terroirs. The research could be used to identify and breed grapevine varieties better suited to climate change.
Small-scale farming households in India experienced improved calorie consumption and dietary quality after adopting genetically modified (GM) cotton. The technology enabled these households to afford more and better food, reducing food insecurity by 15-20%. GM crops may be an important component of a broader food security strategy.
A new species of blenniiform fish, Haptoclinus dropi, has been discovered in the biodiversity-rich waters of the southern Caribbean. Measuring only 2cm in length, it features a unique color pattern and four divisions on its dorsal fin.
Researchers found that describing feelings of anger leads to a smaller increase in heart rate compared to not reporting on it. The study suggests that the act of measuring emotions can change physiological responses, highlighting the importance of considering measurement effects in emotion research.
Research published in PLOS ONE found that mildly depressed individuals' ability to distinguish between high-fat and low-fat foods is affected by their mood. After watching a sad movie clip, participants with mild depression were unable to tell the difference between the two types of foods.
A new species of yellow slug moth from China has been identified, with characteristics including a yellow coloration and a face blending from yellow to pale red. The study's findings highlight the importance of revising previous works due to errors in identifying this genus.
Researchers propose a new model for the eruption of Yellowstone Park's Old Faithful geyser, based on three stages of convective boiling in the conduit. The model reproduces the geyser's bimodal eruption pattern, with long and short eruption intervals followed by similar durations.
A new study reveals two beautiful and colourful species of soft corals alongside a new genus of octocorals in the North Eastern Pacific Ocean. The discovery highlights the remarkable diversity of octocorals, with around 3400 species described worldwide.
Researchers found only two technologies showed good evidence of effectiveness in reducing arsenic contamination, but most studies were of poor quality. The reluctance of users to adopt these technologies was also a major issue, with many people believing they would not be affected or finding them too difficult to use.
Research suggests that 70% of women with uncomplicated urinary tract infections improve within a week without antibiotic treatment. The study's findings indicate that women may be more willing to delay antibiotic use than expected, highlighting the potential benefits of alternative treatments.
The first lab study of deep-sea vent worms, called Alvinella pompejana, reveals that they do not experience long-term exposures to temperatures above 50 C in their natural environment. The temperature optimum for survival is well over 42 C, making them one of the most heat-loving animals known.
Chimpanzees and bonobos display negative emotional responses to failed risk-taking decisions, including vocalizations and tantrums. The apes' emotional responses are influenced by individual differences and species-specific traits.
Disturbed body image in anorexia nervosa influences both conscious and unconscious actions, with affected individuals rotating their shoulders to fit through a doorway even when it's not necessary. Current therapeutic interventions should target the body in action to improve the experience of body size.
A new butterfly species from Texas has been discovered with distinctive olive-green eyes, sparking excitement among scientists. The Vicroy's Ministreak may be the last truly unique butterfly species to be discovered in the United States.
The new journal aims to cover all areas of research in human proteomics, using multi-disciplinary approaches to untangle complex disease processes. It will provide a platform for high-quality, multi-disciplinary studies combining early discovery with clinical applications.
Research found that snails' coiled shells are driven by a protein gradient and asymmetry in Decapentaplegic expression, contrasting with limpet shells which lack this asymmetry. The study provides an explanation for the evolution of shell coiling in gastropods.
A new microsphere-based detection system uses multiple antibodies at once for early HIV detection and vaccine efficacy assessment. The novel multiplex immunoassay approach significantly improves sensitivity over standard ELISA techniques.
Two new, minute spider species (Trogloneta yuensis and Mysmena wawuensis) have been discovered in the Sichuan and Chongqing regions of China. These tiny spiders are among the smallest known and have unique body shapes, with some as small as 0.75 mm in length.
Two new species of cave-dwelling short-tailed whipscorpions have been discovered in northeastern Brazil's limestone caves. The reddish-brown species were found to inhabit cool, humid environments, and are likely preyed upon by bats and other small insects.
Researchers discovered a mutualistic relationship between ants and carnivorous pitcher plants, where ants help prevent nutrient loss to flies. The study found that ant colonies increase plant growth and capture efficiency by hunting mosquito larvae, demonstrating a novel type of nutritional interaction.
In a surprise twist, female strawberry poison frogs in Costa Rica prioritize the nearest singing male over physical appearance and vocal quality. The research found that females fail to discriminate between different call rates or frequencies, instead opting for the closest speaker.
A recent study published in Investigative Genetics found that the genomic diversity of the Dutch population follows a southeast-to-northwest gradient, with the population separated into four geographic groups. The researchers propose that this pattern is due to recent movement within the last 2000 years, rather than ancient events.
Two new water mite species have been discovered in South Korea and the Russian Far East, expanding the known diversity of this group. The discovery, published in ZooKeys, brings the total number of described species to over 400 worldwide.
Researchers found that depressed individuals express personal goals in vague terms, such as 'to be happy,' rather than specific objectives like improving a running time. This reduced specificity may be linked to the motivational deficits seen in depression, and could inform more effective psychotherapeutic approaches.
A new species of green palm-pitviper was described from a cloud forest reserve in northern Honduras. Genetic analysis revealed that the closest relatives are found over 600 km away in Costa Rica, indicating a relict lineage.
Research found that earthworms increase nitrogen content of plants and reduce slug damage by 60% due to improved plant defenses. High plant diversity also results in lower slug damage, suggesting a complex interaction between the two species.
A large-scale study of mosquitoes in Kenya found a diverse range of arboviruses, including West Nile, Ndumu, and Ngari viruses. Over 450,000 mosquitoes were screened, revealing previously unknown viruses with similarities to the Chaoyang virus in China.
Research found distinct brain connectivity patterns for joyous, taunting and tickling laughter, with regions sensitive to social information activated differently. This study sheds light on the neural mechanisms underlying laughter perception and its implications for cognitive function.
Researchers analyzed starch granules from Neolithic stone tools and found they resembled those of sago-type palms, indicating a reliance on sago palms as a primary food source. The study also suggests that people ate bananas, acorns, and freshwater roots and tubers before rice cultivation began.
Research by Sophie Wuerger found that colour perception remains largely unchanged over the years, despite age-related losses in the optical media. The study revealed that certain neural pathways compensate for these losses, allowing colour functions to remain constant across time.
Researchers from Japan created a human Dravet syndrome model using patient-derived induced pluripotent stem cells, revealing the effect of SCN1A mutations on GABAergic neurons. This breakthrough provides an unparalleled insight into the mechanism behind DS and a unique platform for drug development.
Researchers found that female cowbirds unable to recognize high-quality male songs alter flock behavior, affecting both males and females. The study highlights the interconnected nature of individual behavior and social environments in bird species.
Research published in PLOS ONE found that self-affirmation exercises can improve problem-solving skills and reduce acute stress. Students who performed a self-affirmation exercise scored higher on a subsequent problem-solving task than those who did not, suggesting that self-affirmation may be a useful buffer against chronic stress.