Researchers propose a revised understanding of serotonin's role in the brain, highlighting its potential to treat recalcitrant mental health conditions through psychedelic drugs. The 'two-pronged' model could enable patients to change negative behaviors and thought patterns.
A new technique allows investigators to analyze individual user behavior from network traffic metadata, reducing the reliance on IP addresses and enhancing cyber security. The approach achieved average recognition rates of 90% in tests involving 46 users.
One in eight older adults in Ireland are vitamin D deficient, increasing with age and socio-economic status. Vitamin D deficiency is linked to debilitating chronic conditions, emphasizing the need for public health policy interventions.
A new study predicts that 79% of species native to the region will lose out due to warming, with more animals losing suitable habitat than gaining it. The average warming of 0.4 degrees predicted by 2099 will cause unique local species to change their distribution.
Senolytic agents target senescent cells, which accumulate with age and contribute to chronic conditions like diabetes, cardiovascular disease, and cancer. Mayo Clinic researchers have identified new screening platforms to find additional senolytic drugs, potentially leading to transformative treatments for aging-related diseases.
Researchers tap into indigenous storytelling to revitalize biocultural heritage, fostering emotional connections with landscapes and wildlife. This approach bridges cultural revitalization and nature conservation, offering a new asset for conservation efforts.
Researchers used an improved dating technique to date Neanderthal remains from Vindija Cave in Croatia. The dates obtained were significantly older than previously reported, pushing back the timeline of Neanderthal presence in Central Europe. This challenges previous theories about the coexistence of Neanderthals and modern humans.
Research published in BMC Public Health found that maternal mobile phone use was associated with lower risk of language and motor skills delays at ages 3 and 5. Children born to mobile phone users had a 27% lower risk of lower sentence complexity, 14% lower risk of incomplete grammar, and 31% lower risk of moderate language delay.
Researchers from MIT and global partners conducted a comprehensive survey of atmospheric chemistry in a Colorado forest, identifying previously unmeasured semi-volatile and intermediate-volatility organic compounds. The findings provide new insights into air quality, ecosystem health, and climate change.
Researchers have devised a new way of producing hydrogen fuel by combining a photosensitive protein with titanium dioxide particles in nanodiscs. The process, which uses sunlight to generate energy, results in the production of hydrogen at an efficiency rate of 45% or more.
Scientists at the University of Basel report that shuttling proteins, known as importins, control nuclear pore function, rather than the other way around. Importin alpha and beta cooperate to open and close the pore like a revolving door.
Researchers at RIKEN Brain Science Institute identified two separate pathways in the fly brain that process landmark locations and self-motion independently. This discovery sheds light on how animals navigate their environment using cues like landmarks and memories.
Researchers at University of Otago used advanced technology to compare fiber types, finding cotton adsorbs least VOCs, while polyester emits the most odors. Wool shows a mix of high adsorption and low release patterns, highlighting intermolecular forces as key factor.
New findings from the University of Copenhagen reveal that massive Antarctic volcanic eruptions coincided with accelerated deglaciation about 17,700 years ago. These eruptions created a stratospheric ozone hole over Antarctica, leading to large-scale changes in atmospheric circulation and hydroclimate throughout the Southern Hemisphere.
Scientists have developed a camera that uses advanced photon detection technology to track the location of endoscopes in real-time. This allows doctors to guide the endoscope to the correct place without using expensive methods like X-rays.
A study found that octacosanol, a compound rich in sugarcane and other natural products, can reduce stress and restore normal sleep in mildly stressed mice. The researchers also suggest that octacosanol may be useful for treating insomnia caused by stress due to its potential to increase sleep.
Researchers from University of Zurich investigate role of biodiversity in real-world ecosystems, finding diverse landscapes produce more biomass and adapt better to climate change. The analysis of 450 landscapes across Switzerland revealed a positive correlation between biodiversity and annual growing period length.
A recent study published in Nature Communications suggests that reindeer grazing can help protect tundra plant diversity in a warming climate. By allowing more plant species to co-exist and benefit from warmer conditions, reindeer can increase light availability and preserve small and slowly-growing plant species.
Chemists have developed a technique to create a spectrum of glowing dyes, offering scientists a way to adjust the properties of existing dyes deliberately. This expanded palette could help researchers better illuminate the inner workings of cells.
Researchers have observed unusual neural activity in some genetically modified lab mice widely used in neuroscience research. This abnormal activity may be linked to the expression of a genetically-encoded calcium sensor during development.
The MIRO trial found that hybrid minimally invasive esophagectomy (HMIO) significantly reduces postoperative morbidity compared to open oesophagectomy. Long-term results show improved three-year overall survival in the HMIO group, indicating an oncologically sound procedure.
A massive genetic study has identified 153 new gene variants linked to osteoporosis, which could lead to the development of a new treatment. The study found that removing a strongly implicated gene GPC6 in animal models resulted in increased bone thickness.
Researchers measure exceptionally high oxygen absorption in the Labrador Sea during winter 2014/2015. The study suggests that while this region may absorb more oxygen than lost, the global decrease in surface water oxygen content due to climate change cannot be compensated.
Researchers have successfully decoded the complex genome of finger millet, a staple food in India and Africa, revealing over 62,300 genes. The new data holds promise for improving crop resilience to drought and enhancing nutritional content, addressing food security concerns globally.
Research by University of Kent psychologist Dr Giovanni Travaglino found that anger against the political system is a common factor in explaining support for Anonymous. People who feel angry and powerless are more likely to express their dissent vicariously through Anonymous rather than engaging directly in politics.
Guidelines recommending against routine PSA-based screening may be revised due to compatible evidence showing screening reduces prostate cancer mortality. The benefits of screening outweigh potential harms of overdiagnosis and overtreatment, but how to implement screening is still a question.
A study discovered how poison-dart frogs avoid self-intoxication despite storing toxic batrachotoxin in their skin. The key finding involves a specific amino acid replacement that confers resistance, allowing adult frogs to store over 1 mg of toxin.
Researchers successfully altered the flower color of Japanese morning glory from violet to white using CRISPR/Cas9 genome-editing technology. The study highlights the potential of CRISPR/Cas9 for studying and manipulating genes in horticultural plants.
Glacier mass loss has significant societal implications, affecting ecosystem services, water resources, and biodiversity. The authors outline four key recommendations to mitigate these impacts, including detailed mapping of glacier change and adaptive management plans.
A recent study by researchers at the Medical University of South Carolina identifies CNPY2 as a key molecule triggering the unfolded protein response, which contributes to certain metabolic disorders. The study found that CNPY2 plays a crucial role in sustaining cellular stress when the UPR becomes active.
Researchers developed a combined 'liquid biopsy' that detected markers from both DNA and protein products of DNA, showing twice the accuracy of detection as DNA alone. The test identified early-stage pancreatic cancer in 64% of patients, improving on the 30% detection rate achieved with DNA testing alone.
A new Harvard Medical School study suggests that brain regions key to facial recognition form only through experience and are absent in primates who don't encounter faces. This finding sheds light on neuro-developmental conditions such as autism and developmental prosopagnosia, where individuals struggle with recognizing familiar faces.
A new study in mice has found that disruptions to the brain's center for spatial navigation, known as internal GPS, result in severe memory deficits seen in schizophrenia. This discovery offers promising avenues for drug intervention and treatment, targeting a near-universal symptom of the disorder.
Researchers found that mobile women brought new cultural objects and ideas, which increased during the Bronze Age, promoting technological development. Genetic analysis revealed diversity of female lineages from outside the region, indicating integration into local communities.
Researchers found that anti-hormone therapy can activate DNA repair enzyme PARP, causing cancer cells to become more aggressive. Combining PARP inhibitors with anti-hormone therapy treatment may help reduce prostate cancer recurrence and increase survival rates.
Researchers from the University of Edinburgh studied two species of trypanosome parasites that can co-infect animals at once. Communication between the species may aid their survival by controlling numbers and optimizing transmission, potentially leading to more severe human infections.
Researchers have developed a new, ultra lightweight system for recording neural activity in mice, enabling the study of brain disorders like schizophrenia and Alzheimer's disease. The TaiNi device offers significant animal welfare benefits and high signal bandwidth, increasing information gathered from each mouse.
A study found that inadequate sleep leads to reduced mental wellbeing and everyday memory problems. The researchers argue that ensuring people get adequate sleep should be a public health priority.
Researchers found that large stem cuttings of the Endangered Cycas microneica tree can produce adventitious roots, enabling the creation of large transplants. However, this approach may not address underlying threats such as insect pests and tropical cyclones.
Research on Medaka fish reveals dynamic seasonal changes in color perception, with variations in behavior, light response, and gene expression. This phenomenon may not be limited to Medaka and could be widely observed in various animals, including humans.
The Australian arts sector faces significant challenges, including a lack of national cultural policy and disruption from changing governments. Experts suggest talent development, audience engagement, innovation, and new income streams are key to reinvigorating the sector.
The ICON8 trial confirms standard dosing of paclitaxel is safe and effective for European patients with ovarian cancer. The study found no benefit to dose-dense regimens in terms of progression-free survival, but noted a slight increase in grade 3-4 toxicity.
A pilot study found changes in blood-based miRNAs associated with gene regulation in veterans affected with combat-related PTSD. The research suggests that these molecules could serve as candidate biomarkers for screening and understanding trauma-related psychiatric disorders.
Scientists at the University of Sussex have developed a new algorithm that enables smartwatches to detect and record daily human activities in real-time. The algorithm outperforms existing approaches by tracking ongoing activity and paying attention to transitions, providing a more accurate picture of daily life.
A recent study published in the BMJ Journal of Sexually Transmitted Infections warns of the rapid increase in drug resistance of Mycoplasma genitalium (MG), a common sexually transmitted infection. The study suggests that reducing azithromycin use, currently used to treat MG, is necessary to mitigate this issue.
Research found that long-term heavy alcohol use affects male and female brains differently, with males showing more pronounced changes in electrical activity. The study suggests a possible mechanism for gender differences in alcohol response, highlighting the need for personalized treatment approaches.
Researchers found that antivenoms produced using snakes from one region may perform poorly or fail completely against the same species of snakes from other regions. The study highlights a significant public health concern, with snakebites affecting millions globally and accounting for thousands of deaths annually.
Researchers at Pohang University of Science & Technology have discovered the role of matrix protein Pif80 in nacre formation, a biomineral with exceptional fracture resistance. The study sheds light on the biomimetic materials that can be created using nacre properties.
Research found a significant association between financial stress and migraine in individuals with specific CLOCK gene variants. The study suggests that these genetic variants may impair processes that prevent migraine under stress conditions.
A small pilot study suggests that neurofeedback can improve symptoms and overall recovery in patients with treatment-resistant depression. Eight of the twelve patients responded well to treatment, with five achieving remission.
Research proposes that ADHD may be associated with disruptions in the body's natural circadian rhythm, leading to symptoms like delayed sleep phase and increased alertness in the evening. This finding raises the possibility of treating ADHD through non-pharmacological methods such as light therapy and sleep pattern changes.
A University of Kansas researcher finds that charter school enrollment in Pennsylvania led to a 9.5% decrease in property tax revenue for public schools between 2005 and 2012. The study suggests that policymakers may not fully understand the financial impact of charter schools on traditional public education.
A recent study found that nearly one in four small tumours were aggressive and patients benefited from chemotherapy. Researchers identified a 70-gene signature to detect aggressive tumours.
A UC researcher examines how President Trump's 'hell of a lot worse than waterboarding' rhetoric affects legal norms. The study finds that the Trump administration is breaking from previous administrations' efforts to justify controversial practices.
Researchers found a strong correlation between rainfall and dengue disease burden in most states except Gujarat. Climatic conditions play a crucial role in the extrinsic incubation period (EIP) of the virus, with lower temperatures resulting in longer EIPs.
A scoping review of palliative care development in Africa found that only a small subset of countries have made progress, with the majority concentrated in East Africa. The review highlights the need for increased access to opioids and postgraduate educational opportunities to address structural inequities in care delivery.
The Suomi NPP Satellite provided a night-time image of Hurricane Irma, revealing powerful thunderstorms with cloud top temperatures as cold as 190 kelvin. The Global Precipitation Measurement (GPM) mission confirmed heavy rainfall within the hurricane, with a convective storm dropping rain at a rate of almost 6.3 inches per hour.
Researchers at Cornell University have identified a potential solution to protect premenopausal women from life-altering infertility after cancer treatment. By inhibiting the checkpoint pathway, the study found that oocytes survived radiation and remained fertile, enabling birth of healthy pups.
Researchers found melatonin boosts immune response against cancer cells, inhibits growth and protects healthy cells from chemotherapy effects. Timing of melatonin treatments is crucial for their anticancer effects due to its role in regulating circadian rhythms.
Scientists have discovered that bacteria can act as an aphrodisiac for choanoflagellates, one-celled marine organisms notable for being the closest living relative of all animals. The discovery reveals how these eukaryotes regulate their life history in response to bacterial cues.