The study analyzed the Parnaíba and São Francisco River basins, highlighting vulnerabilities to deforestation, fire, drought, poverty, and climate change. The SEVI index measures socio-environmental vulnerability, revealing 'very high' levels in 53% of the São Francisco basin.
Researchers found that occasional long-distance dispersal events between North and South Brazil allow red mangrove trees to exchange genetic material, maintaining their unique populations. Mangroves play a vital role in coastal ecology and carbon storage, making conservation efforts crucial.
A child patient was co-infected with Leishmania infantum and an unnamed Crithidia parasite species, revealing a rare case of non-ulcerated cutaneous leishmaniasis. Genome sequencing confirmed the presence of both parasites, sparking new research questions on disease transmission and host susceptibility.
A study in Brazil found that 35.4% of restaurants on a popular food delivery app are 'dark kitchens' with no direct contact with consumers, serving mainly Brazilian food at lower costs. The research highlights health and safety issues, consumer perceptions, and the need for legal viability to ensure sanitary inspection.
Researchers found that tolerant animals can replace sensitive species, maintaining ecosystem stability despite harmful practices. The study suggests protection for swamps and ponds on the edge of croplands to promote biodiversity and sustainable agriculture.
Researchers found Amazon dark earth boosts tree growth by twice to five times normal height with 20% ADE and three to six times with 100% ADE. The soil also contains more nutrients, including phosphorus, and has a higher pH. Biotech applications aim to replicate these characteristics without requiring the finite resource.
A study analyzing genomic data from 34 fossils, including the famous sambaquis shell mounds, found that Luzio, São Paulo's oldest skeleton, was a descendant of the ancestral population that settled the Americas at least 16,000 years ago. The research also revealed differences between coastal and inland communities, suggesting two disti...
Researchers highlight the importance of tropical montane ecosystems and their limited data availability. The study proposes refining models to include socio-ecological diversity, emphasizing the need for a transdisciplinary network to quantify ecosystem services.
Researchers at the University of São Paulo's Institute of Biosciences successfully developed blastoids from bovine pluripotent stem cells, creating an accessible in vitro model for studying embryogenesis. This breakthrough could lead to improved farm animal reproduction and enable breeding cattle with desirable characteristics.
Researchers identified a new class of molecules capable of preventing excessive inflammation in severe COVID-19. Blocking the link between peptide C5a and its cellular receptor reduced lung damage and other complications in mice. This finding suggests that antagonists of C5aR1 could be useful for treating severe COVID-19.
Research shows that a diet rich in soluble fiber like inulin can renew intestinal epithelial cells and improve intestinal health. The study found that gut microbiota plays a key role in this process.
Researchers discovered that long non-coding RNAs are essential for the survival of the parasitic worm causing schistosomiasis. Silencing these RNAs prevents reproduction and egg release, leading to parasite death. This finding offers a promising new approach to treating this neglected disease.
A study found that SARS-CoV-2 infects liver cells, leading to hyperglycemia and a severe form of COVID-19. Researchers discovered the mechanism used by the virus to impair glucose metabolism, pointing to potential strategies for treating patients.
The Brazilian coast, particularly in South and Southeast regions, is experiencing increasingly extreme surface air temperatures and more frequent swings from heat to cold. Biodiversity and public health are affected, with rising mortality rates among animals and humans.
A new biodegradable film was developed by Brazilian researchers using a derivative of limonene and chitosan to improve the preservation of food quality. The film outperformed those with limonene alone, exhibiting enhanced antioxidant activity and stability.
Researchers discovered a hormone in adipose tissue that protects beta cells, which make insulin, in lean individuals and reverses damage in obese people. The study provides hope for developing novel therapeutic strategies to mitigate obesity-related health problems.
A study analyzing bloodstream infections by Candida fungi reveals persistently high mortality rates in Brazil, despite therapeutic advances. The authors warn that diagnostic techniques must improve to address this issue.
Researchers discovered that combining brilacidin with two classes of antifungals cleared up lung infections in animals. Brilacidin alone blocked growth of drug-resistant fungal species and developed disease in an animal model of keratitis, a corneal infection affecting millions worldwide.
French philosopher Georges Canguilhem was influenced by Immanuel Kant's ideas on 'technique', 'technical activity' and 'practice', which shaped his conception of medicine. Canguilhem prioritized the egalitarian principles symbolized by the French Republic's motto, emphasizing the importance of social well-being in health.
Researchers found that four weeks of resistance training with weights reversed behavioral and physical alterations characteristic of the disease in mice. The study's results suggest that physical activity can be an effective strategy to avoid or delay the appearance of symptoms of sporadic Alzheimer’s, which may be associated with aging.
Researchers found that cigarette smoke and HPV interact to heighten the risk of head and neck cancer by increasing oxidative stress and DNA damage. The study's results pave the way for novel strategies in prevention and treatment.
Researchers analyzed MRI scans and test data to detect biological alterations in brain structure and function. Long COVID has been found to cause cognitive dysfunction, with grey matter atrophy and cerebral hyperconnectivity observed in infected patients.
Deforestation in Brazilian Amazon's Indigenous Territories led to the emission of 96 million metric tons of carbon dioxide between 2013 and 2021. The rate of deforestation increased by 129% between 2013 and 2021, with 59% of emissions occurring between 2019 and 2021.
A daily dose of 500 mg propolis improved immunity, reduced free radicals, and attenuated chronic inflammation in asymptomatic HIV patients. The study showed a significant reduction in plasma levels of malondialdehyde and an increase in total antioxidant capacity.
Researchers developed a pilot study to address the issue of thermal discomfort in social housing projects. They proposed replacing conventional windows with fully openable tilting windows, monolithic expanded polystyrene walls, and green-tinted tempered glass, which can reduce energy consumption and greenhouse gas emissions.
A Brazilian study compared treatments for idiopathic and refractory tinnitus, finding low-level laser therapy with photobiomodulation to be the most effective. The treatment had lasting therapeutic effects when combined with other therapies.
A 225-million-year-old Brazilian fossil provides the oldest evidence of air sacs in dinosaurs, which enabled these creatures to grow into giants. The discovery sheds light on how these structures evolved over time, contradicting previous assumptions about their development.
A review article proposes zero-waste methodologies to convert 100% of marine macroalgae (seaweed) into cosmetics ingredients using industrially available green technology. This enables the cosmetics industry to meet environmental sustainability and ESG requirements, while leveraging the potential of Brazilian seaweed.
Researchers found a peptide from venomous fish Thalassophryne nattereri that controls lung inflammation and airway hyperreactivity. The molecule, TnP, inhibited cytokine production and prevented mucus-producing cell hyperplasia, making it a potential candidate for treating asthma.
A Brazilian study combined urban expansion and land-use changes with hydrodynamic models to identify flood-prone areas of cities. The methodology, validated using actual data for São Caetano do Sul, can be used by other cities to devise public policies and make decisions to address flooding impacts.
Researchers at the University of São Paulo identified a protein in Amblyomma ticks essential to their survival while feeding, making it a promising target for developing a vaccine. The study found that silencing gene expression of an inhibitor of apoptosis protein reduced bacterial proliferation and made ticks more resistant to infection.
The CAETÊ algorithm projects the future of vegetation in the Amazon, presenting scenarios for transformation driven by climate change. It shows that a drier climate could increase biodiversity but lower carbon storage, with carbon absorption dropping between 57.48% and 57.75% compared to regular climate conditions.
A new working group of the Global Research Council aims to map existing funding mechanisms for global research collaboration. The group will assess opportunities for multilateral engagement and figure out how to implement them, despite legal barriers that prevent public resources from crossing national borders.
The initiative aims to improve data collection methods on researchers' racial and ethnic dimensions. It seeks to overcome obstacles, including sensitive data that may be leaked, to promote structural changes and impact in the research ecosystem.
The Annual Meeting of the Global Research Council, attended by 175 representatives from 81 institutions in 63 countries, discusses topics to shape future research collaboration. The event highlights the need for global cooperation to tackle complex issues like climate change and scientific evaluation.
Experts at the Global Research Council's annual meeting emphasize the need for equal opportunities and local context-specific challenges to address climate change impacts. The assessment highlights the importance of global research collaboration, tailored solutions, and partnerships between countries to mitigate and adapt to climate ch...
A study in Brazilian cities highlights the need for adapted nature-based solutions (NbS) to address environmental inequality. Municipal administrators are aware of NbS, but lack clarity on how to prioritize decision-making.
The Global Research Council has ratified a charter of principles to promote equitable and diverse research practices. The document aims to establish common standards for assessing the quality of science produced, facilitating international collaborations and recognizing the value of different research activities.
Research found that low oxygen levels in infants due to sleep apnea can lead to dysregulation of the autonomic nervous system, resulting in high blood pressure. The study's findings may contribute to the development of novel therapies for patients with hypertension who do not respond well to treatment.
Leaders of research funding agencies from four countries discussed initiatives to promote equality and inclusion in academia. FAPESP's quota system has increased diversity among USP students, while UKRI emphasizes the importance of diverse perspectives in driving research forward.
Funding agencies emphasized the need for reciprocal collaborations, equal access to research data, and clear intellectual property standards. The discussion aimed to promote responsible internationalization and address concerns about politics and security issues among countries.
Researchers discovered two new psychrophilic species of bacteria with cold-adapted enzymes, which can be used in biotechnology to produce refrigerated foods, improve detergent quality, and remove pollutants from cold environments. The study was conducted in collaboration with Uruguayan scientists and supported by FAPESP.
Researchers analyzed 28 samples of curd cheese and mozzarella from Brazil and found aflatoxins in all, with levels below the European Union's upper limit. The study highlights the need for improved production practices throughout the dairy industry to minimize contamination.
A recent study by researchers at UNICAMP found that low-load with many repetitions and high-load with fewer repetitions both promote similar muscle growth. Muscle activation patterns were different, but metabolic stress was the same in both groups.
Researchers at USP in Brazil discovered that Leishmania parasites manipulate the protein gasdermin-D to prevent the immune system from killing them. This allows the parasite to continue replicating and causing disease. The findings offer hope for developing novel treatments for leishmaniasis, a disease affecting 30,000 people annually.
A study by researcher Breno Arsioli Moura investigated the depictions of Benjamin Franklin's famous kite experiment in illustrations published in the 19th century. The study found several inaccuracies, including the incorrect location where the experiment was performed and the method used to harness electricity from the clouds.
Brazilian researchers found that corticosteroids increase endocannabinoid production and decrease platelet-activating factor levels in COVID-19 patients. This discovery points to potential new treatments for severe inflammatory and neurological diseases.
Researchers at São Paulo State University developed a new technique for analyzing male fertility potential using flow cytometry, which can detect and analyze chemical and physical characteristics of human sperm simultaneously. This technique has the potential to enhance the accuracy of fertility prediction and treatment.
Researchers used simulations to analyze the Lyman Continuum spectrum in dozens of simulated solar flares, confirming its connection to plasma temperature. The study found that analysis of this spectrum can be used for diagnosis of the solar plasma during solar storms.
Researchers have discovered a compound that can combat multidrug-resistant bacteria within one hour, including the ESKAPE group of pathogens. The compound, Pln149-PEP20, is a synthetic peptide inspired by molecules secreted by Lactobacillus plantarum and has been found to be highly active against MDR bacteria.