A recent study led by University of Barcelona experts found that the North Atlantic Oscillation (NAO) shift is likely caused by natural atmospheric variability rather than anthropogenic factors. The research suggests that factors such as wind interaction with orography and land-sea contrast play a role in controlling NAO shifts.
Researchers have discovered a potential target to address diabetic cardiomyopathy, a serious condition affecting diabetic patients. The PPARβ/δ receptor's activation can help slow down inflammation and fibrosis, providing a new therapeutic strategy.
Wild chimpanzees remember the location of underground army ant nests, using spatial memory to recall their exact position. They also modify their behavior based on previous encounters with the insects, utilizing episodic-like memory to distinguish between visits where ants were present and those where they weren't.
Researchers have developed a novel therapeutic approach using polypurine hairpins to inhibit the replication of SARS-CoV-2. The technique has shown promising results in laboratory animal models and Vero E6 cells, providing a potential new tool in the fight against COVID-19 and other viral diseases.
Researchers used 3D technology to study key areas in brachiating primates, providing new insights into human evolution. The study confirms that early hominin species combined bipedal locomotion with arboreal locomotion similar to current bonobos.
A study by University of Barcelona researchers found a close molecular similarity between wild boar and human hepatitis E virus strains. The researchers recommend avoiding contact with wild boars, washing hands after contact, and taking precautions in areas frequented by pets to prevent transmission.
A new theoretical model, CVF, accurately reproduces the thermodynamic properties of water under different conditions, revealing a critical point that explains its unique anomalies. The model has implications for understanding neurodegenerative diseases and developing advanced biotechnologies.
A study published in NPJ Parkinson’s Disease identified ecto-GPR37 as a potential biomarker of Parkinson’s disease progression. Patients with slow progression showed significant increases in ecto-GPR37 levels, suggesting its potential use for stratifying patients and guiding treatment.
The IGFBP3 protein plays a crucial role in human lung development, and its expression must be reduced for cell differentiation to take place. The study used organoids derived from embryonic lungs to simulate lung development and found that IGFBP3 helps maintain lung epithelial cells in an undifferentiated state.
Researchers at the University of Barcelona have developed a method to rejuvenate brain neurons in mice using controlled cellular reprogramming cycles with Yamanaka factors. This process recovers altered neurological properties and functions, and has been shown to increase neuron count and brain plasticity.
Researchers discovered a new function of the RTP801 protein, which affects RNA processing and alters protein synthesis in Alzheimer's brains. The study may lead to new therapies to preserve brain function and neuronal health.
A study by the University of Barcelona found that 35.4% of GBHSH community members use doxycycline as DoxyPEP, which may be associated with a decrease in chlamydia diagnoses but raises concerns about antibiotic resistance and misuse.
A team from the University of Barcelona has developed a new algorithm that can read QR codes on irregular surfaces, overcoming image quality and printing issues. The system uses mathematical functions to adjust for surface topography, providing reliable readings in various environments.
A University of Barcelona team has designed a drug capable of acting against three different therapeutic targets in breast cancer cells. The new compound, based on oligonucleotide-based drugs, successfully inhibits the expression of key proteins contributing to poor prognosis and drug resistance.
The study reveals high levels of potentially pathogenic bacteria in microplastics and fish consumed by the local population, threatening the entire natural ecosystem and human health. The Cénaga Grande de Santa Marta, a shallow lake ecosystem, is also home to numerous bacterial species that can cause infections, including Vibrio cholerae.
A University of Barcelona study shows that marine heatwaves decrease the ability of red gorgonians to resist and recover from other disturbances, increasing their risk of extinction. This impact on marine ecosystems could have serious consequences.
A recent study reveals significant sex differences in genetic vulnerability to psychotic disorders, including schizophrenia, bipolar disorder, and major depression. The findings suggest that genetic factors contribute to the risk of developing these disorders differently between men and women.
A new study published in the Journal of Systematics and Evolution reveals that the ancestors of grape plants were already in Europe 41 million years ago. The discovery of a new fossil species, Nekemias mucronata, provides key insights into the evolutionary history of the grape family.
Researchers have discovered differences in temporal dynamics of visual processing during brief fixation periods, which could improve understanding of visual information in dynamic environments. The study reveals that the visual system is better at localizing changes at the foveal level initially but improves peripheral detection as fix...
Researchers at the University of Barcelona have identified a potential new strategy to slow the development of liver fibrosis. Activating the PPARβ/δ-AMPK pathway has been found to prevent collagen accumulation and reduce inflammation in the liver, according to a study published in Biomedicine & Pharmacotherapy.
A recent study found that extreme melting episodes in Greenland have doubled in frequency since the 1950s, with significant consequences for the global climate. The increased risk of large ice blocks breaking off into the ocean is linked to global warming and is expected to continue, with potential impacts on Europe's climate.
A University of Barcelona team has described new biochemistry for RNA at low temperatures, revealing unexpected novel structures that emerge below 20°C. This phenomenon is believed to be universal and common to all RNA molecules, with implications for the biochemistry and biological functions of RNA.
The study reconstructs agricultural techniques for growing cereals, suggesting an evolution of methods across Europe from the fertile crescent. Crops grown on La Draga included durum wheat, poppy, barley, and small amounts of spelt and corn.
The study reveals that tumour necrosis factor-α (TNF-α) has two TNFR receptors with opposing functions, one promoting cell survival and regeneration, while the other enhances cell death. This finding could lead to designing molecules that stimulate tissue regeneration in patients with severe burns or inflammatory bowel diseases.
The project will sequence the genomes of eukaryotic species in Catalan-speaking territories to characterize genomic biodiversity. This will help design tools to minimize biodiversity loss and extinction.
The study places human remains found in Orce, Spain as the oldest in Europe, dating back to approximately 1.3 million years ago. The analysis of paleomagnetism and fauna found at the site suggests that humans arrived in Europe through the Strait of Gibraltar, contradicting the previous theory of returning via the Asian route.
A study led by the University of Barcelona suggests that pemafibrate could treat the world's most common liver disease, with findings indicating a good safety profile and potential efficacy in reversing fatty liver disease. The drug repurposing approach aims to reduce time and economic costs of bringing new treatments to market.
A new mobile app, Every Walk You Take, aims to promote physical activity and health among citizens over 55 through personalized walking routes. The app provides real-time data on green areas, obstacles, pollution, and weather, allowing users to identify barriers and features of each route.
A study by the University of Barcelona found that marine heatwaves in 2022 caused an unprecedented increase in mortality of the red gorgonian Paramuricea clavata. The extreme heatwave affected 70% of colonies in the Montgrí Natural Park, Medes Islands, and Baix Ter.
A review article identifies new drug targets for treating type 2 diabetes, including growth differentiation factor (GDF15) and TGF-β pathways. Metformin's mechanism of action is also reevaluated, revealing a novel pathway of inhibiting mitochondrial complex IV.
A new strain of vaccinia virus has been developed to induce immunogenic cell death in tumor cells, increasing immunogenicity and reducing toxicity. The virus shows high efficiency in activating immune responses against various types of cancer, including melanoma, colon, and kidney cancer.
A new study improves statistical methods to protect wildlife populations by considering emigration and immigration processes. This allows for more accurate demographic projections and informed conservation strategies.
Researchers have developed new methods to authenticate the geographical origin of hazelnuts, including a multi-isotopic approach that uses multiple markers to identify the most promising ones. This simple methodology could be easily transferable to control laboratories and support control bodies in facilitating more efficient controls.
Mutations in the MAGEL2 gene lead to truncated, non-functional proteins accumulating in the cell nucleus, causing congenital malformations and intellectual disability. Researchers aim to develop patient-specific gene therapies to prevent altered protein synthesis and address this rare disease without treatment.
A study reveals that photobiomodulation applied to the brain-gut axis is effective in recovering cognitive alterations caused by chronic stress. The technique stimulates the activity of both the brain and the gut, promoting changes in the intestinal microbiota and improving neuroinflammatory processes.
The study provides a comprehensive understanding of TRAF7 syndrome, a rare neurological disorder characterized by cardiac, facial, and digital abnormalities. The research highlights the importance of comprehensive clinical assessment and proposes evidence-based guidelines for managing patients with TRAF7-related CAFDADD syndrome.
Researchers from the University of Barcelona have designed a new system for fast and efficient 3D imaging of objects, exceeding current technological systems in terms of speed and spatial resolution. The innovation uses intelligent interrogation to reduce image acquisition time, enabling real-time characterization of dynamic processes.
A team of researchers from the University of Barcelona has developed a new molecular compound that can be used as a magnetic surface coolant, which could lead to lower temperatures in electronic circuits or devices. The compound, composed of gadolinium ions, exhibits a magnetocaloric effect and high magnetic entropy.
A study by University of Barcelona researchers reveals older trees are crucial for conserving the wolf lichen, a threatened species found in European high mountain forests. The oldest trees provide unique shelter and conditions that support the survival of this endangered species.
A new bioinformatics tool called QATS has been developed to identify chromosomal alterations in cancer cells. The tool uses computer vision to quantify toroidal nuclei, which are associated with chromosomal instability, and can help improve cancer diagnosis and treatment.
A study published in the Journal of Physiology reveals a new approach to accelerate recovery from muscle injuries, utilizing hypoxia and hypobaric chambers. This strategy has potential applications for athletes and the general population, offering a faster and more effective recovery process.
A new study by the University of Barcelona presents an atlas of unburnable oil in the world, highlighting areas where exploiting oil resources would be incompatible with meeting global warming targets. The atlas warns against extracting oil from sensitive ecosystems, indigenous territories, and areas of high endemic species richness.
A study by University of Barcelona researchers reveals that TDP-43 protein is essential for forming stable blood vessels and maintaining the blood-brain barrier, which prevents toxins from reaching the central nervous system. Deficiency in this protein leads to vascular defects and neuroinflammation.
Researchers have developed a novel methodology to measure entropy production in single red blood cells, finding an elusive rate of 10^-15 calories per second. This breakthrough has significant implications for understanding metabolism and energy transduction in living systems.
A study on the largest colony of bats in Catalonia found that global warming is altering their physiology, behavior, and migration patterns. Bats are accumulating less fat reserves, shortening their hibernation periods, and leaving their winter shelters sooner, which could impact their reproduction and conservation.
A study analyzing Wikipedia's content from 2007 to 2022 found significant gender gaps in authorship, academic disciplines, institutional affiliations, and readership. The research highlights the need for diversifying contributions and addressing the systemic problems perpetuating these biases.
A study by the University of Barcelona and ICM-CSIC highlights the scientific rigor of citizen science initiatives assessing coral and gorgonian populations. The results show improvement in data quality and reveal worsening conditions in these species across the north-western Mediterranean.
Researchers have identified a new mechanism that inhibits glucose synthesis in the liver, which could lead to improved efficiency of current diabetes treatments. The study highlights the role of GDF15 protein in modulating AMPK and reducing liver fibrosis.
A study has identified a molecular complex regulating mitochondrial transport and distribution in neurons, which may help locate new therapeutic targets against neurodegenerative diseases. The discovery could also provide insights into the mechanisms of neurodegenerative disorders such as Parkinson's disease.
A new study from UB and CSIC challenges the classical view on the origins of the Antarctic Circumpolar Current, a key regulator of the planet's climate. The research reveals that the current dates later than the beginning of the Antarctic glaciation, making it sensitive to changes in climate conditions.