Articles tagged with Viral Infections
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
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Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
A recent study found significant changes in post-COVID respiratory infections among children, with Mycoplasma pneumoniae experiencing a surge after restrictions were lifted. The study also revealed strong interactions between pathogens, including negative correlations and pathogen interference.
Two confirmed cases of Nipah virus disease have been reported in West Bengal, India, with a very low risk for European travelers. Indian authorities have implemented prevention and control measures, and several countries in the region have initiated precautionary measures to reduce the risk of transmission.
A study in Japan found that wastewater surveillance can uncover the true scale of COVID-19 spread by detecting high viral loads in sewage despite reduced clinical testing. This approach offers an objective view of community-wide infection levels, unaffected by changes in testing policies or public behavior.
A recent study by a UCLA-led team reveals that leftover COVID-19 viral fragments can selectively accumulate on and penetrate star-shaped surfaces of dendritic cells and T cells, killing these immune cells. In contrast, the omicron variant's smaller fragments have little effect on these cells.
A Texas A&M University study has identified a mouse strain that responds to a viral infection in a way similar to humans with ALS. The researchers found that the initial viral infection triggers lasting damage to the spinal cord and its nerves and muscles, even after the virus is cleared.
A new clinical study identifies localized reactivation of human cytomegalovirus inside the femoral head as a potential cause of osteonecrosis. The findings suggest that antiviral prevention strategies may be effective in blocking disease progression.
The University of Texas MD Anderson Cancer Center has made significant advancements in cancer care through its collaborative efforts between clinicians and scientists. These breakthroughs include an immune-targeting vaccine that shows promise in intercepting cancer in patients with Lynch Syndrome, a novel immunotherapy that demonstrate...
Researchers developed engineered bispecific nanobodies that bind viruses to mucus, preventing infection. The approach was effective in preclinical models of multiple respiratory viruses, offering immediate, localized protection.
A cohort study of over 300 adults found that 58% of those diagnosed with mpox during the 2022 outbreak still experienced lingering physical effects, including appearance-related changes and anorectal or urinary problems. The study provides context on the enduring physical and psychosocial effects of mpox.
Scientists found that mosquitoes in the Atlantic Forest prefer feeding on humans due to convenience as biodiversity dwindles. This preference increases the risk of pathogen transmission and highlights the need for targeted surveillance and prevention actions.
Researchers identify a concrete biological mechanism that triggers MS, focusing on B cells and Epstein-Barr virus. This understanding may help guide future strategies to prevent or treat MS.
A new study by the University of Tennessee shows that virus infection of cyanobacteria releases nutrients, fueling microbial growth and contributing to enhanced oxygen levels in the ocean. The findings suggest a direct link between viral activity and ecosystem functioning below the surface.
Researchers discovered a subcellular environment within the giant virus Acanthamoeba polyphaga mimivirus that enables efficient translation of viral mRNAs despite mismatched codon usage with its host. This specialized environment alleviates the unfavorable translation condition, allowing for optimal viral replication.
The meeting report highlights the emerging importance of infection-driven senescence in understanding chronic diseases, including respiratory viruses like influenza and SARS-CoV-2. Researchers found that senescent cells contribute to persistent inflammation and reduced healing, particularly in older adults during chronic infections.
Researchers at Utah State University have discovered a new CRISPR system that can precisely target transfer RNA in invading pathogens, which could lead to the development of a single diagnostic test for COVID, influenza, and RSV. This discovery enables the detection and targeting of specific pathogens without damaging host cells.
Researchers detected Pteropine orthoreovirus (PRV) in five patients in Bangladesh with symptoms consistent with Nipah virus infection. The study highlights the importance of broad-spectrum surveillance programs to identify and mitigate public health risks from emerging bat-borne viruses.
Composite copper oxides La₂CuO₄ and Y₂Cu₂O₅ demonstrate exceptionally high antiviral activity against non-enveloped viruses, outperforming individual constituent oxides. The oxides' cation-rich surfaces enhance electrostatic adsorption of viruses, leading to protein inactivation and viral neutralization.
Researchers describe first reported mpox transmission of clade Ib in a healthcare setting outside Africa, with Ireland's nosocomial outbreak linked to local cases. In the Democratic Republic of Congo, community transmission shifted from sexual to non-sexual routes, driven by factors like overcrowding and child malnutrition.
A new nanoparticle vaccine strategy has been developed to protect against multiple filovirus strains, including Ebola. The vaccine candidates display filovirus surface proteins on engineered nanoparticles, helping the immune system recognize and respond to the virus.
Researchers developed a genetic method to produce dark males and pale females, making it easier to sort sex in mosquito control. The approach uses CRISPR gene editing to create an engineered sex-linked trait that enables fast and accurate sex separation without complex equipment.
Researchers found that valacyclovir, an antiviral medication, was ineffective in treating early symptomatic Alzheimer's disease and may even worsen cognitive function. The study suggests that individuals with early symptomatic Alzheimer's disease and herpes simplex virus seropositivity should not be treated with valacyclovir.
Public Health Alerts provide concise, data-driven information on disease outbreaks and urgent health events. The new series, launched by NEJM Evidence and CIDRAP, offers expert-reviewed reports to support public health evidence-based care.
Research by Politecnico di Milano finds that even a small percentage of individuals who don't follow health measures can significantly increase the infection peak and strain healthcare facilities. The study emphasizes the need to monitor and adapt public health strategies to individual urban contexts, making interventions more effective.
Researchers used AI to identify a new viral surface protein that triggers the production of neutralizing antibodies, offering a breakthrough for developing effective vaccines and antibody therapies. The discovery could also provide insights into treating smallpox, a related virus posing a bioterrorism risk.
Researchers have created a simple and efficient system to understand norovirus gene functions, enabling the development of antivirals and vaccines. The new method involves injecting norovirus cDNA clones into zebrafish embryos to generate infectious human noroviruses.
A study found that viral interactions inside cells influence antiviral resistance outcomes, while a less potent drug may ironically improve its future utility by promoting social interactions in viruses. The researchers suggest a trade-off between hitting the virus hard and allowing resistance to rise.
A new study suggests that expanding seasonal immunization access could minimize off-season RSV epidemics, with higher rates of hospitalizations in urban areas compared to rural communities. Providing year-round access to RSV immunization would be more risk-averse and minimize risks of large seasonal outbreaks.
Researchers at the Icahn School of Medicine created a comprehensive map showing how antibodies attach to the SARS-CoV-2 virus and how viral mutations weaken that attachment. The study highlights the limits of current antibodies and suggests new strategies for building longer-lasting antibody therapies and vaccines.
Scientists have developed a fast-acting and long-lasting vaccine against Crimean-Congo hemorrhagic fever (CCHF), which is one of the world's most dangerous infectious diseases. The vaccine, made from a virus-like replicon particle, provides durable humoral immunity for up to 18 months.
The FluWarning system uses genetic code analysis to detect subtle changes in flu viruses that may indicate cross-species transmission. It has been successfully applied to H5N1 bird flu and detected clusters of viral activity in the US, issuing alerts before official reports were published.
A new approach developed by University of Waterloo researchers uses social media posts to identify early warning signs of increasing vaccine skepticism. This method can detect patterns in data much more effectively than traditional methods, providing a bigger lead time before an outbreak occurs.
Researchers identified eight different long COVID trajectories, depending on severity and duration of symptoms, in a study of over 3,500 adult participants. The study found that 10.3% of patients had long COVID symptoms three months after infection, with 81% continuing to experience persistent or intermittent symptoms a year later.
Researchers discovered a 'sticky' molecule, P-selectin, that can cause blood clots and organ failure during COVID-19. A new mRNA therapy that drives P-selectin expression provides broad protection against coronavirus infection.
A study published in Nature found that wild birds, particularly ducks, geese, and swans, are driving the current US bird flu outbreak. The viruses were introduced to North America via migratory birds and have become better adapted to infect wild birds since 2020.
In response to rising RSV cases, ECDC advises policymakers and public health authorities on effective ways to mitigate the impact of RSV disease in infants. Immunisation interventions, including long-acting monoclonal antibodies and maternal vaccines, can prevent severe illness and hospitalization.
Researchers at EMBL-EBI developed SPRTA, an interpretable and efficient way to score the reliability of each branch in a phylogenetic tree. This method enables fast and reliable understanding of virus strain evolution, informing better decisions during outbreaks.
Researchers at the University of Queensland have captured high-resolution images of the yellow fever virus, shedding light on its structural differences between the vaccine strain and disease-causing variants. The study reveals that these differences impact how the immune system recognizes the virus.
Researchers found RSV to be of comparable severity to influenza and COVID-19, with higher death rates and intensive care admissions. Long-term cardiovascular and neurological complications were also observed up to 300 days post-hospitalisation.
A new study identifies specific bat species carrying viruses with high epidemic potential. The research highlights that not all bats carry the same level of viral risk, and conservation efforts can help mitigate this risk by protecting habitats. Understanding which bat groups harbor deadly viruses can aid in developing therapeutics.
The Annenberg Public Policy Center survey finds that most American adults are unclear about the dangers of measles and the value of vaccination. The survey also shows a decline in support for MMR vaccination among parents, from 90% in November 2024 to 82% in August 2025.
Research found acute and chronic viral infections increase risk of heart attacks and strokes, while long-term risks persist for HIV, hepatitis C, and herpes zoster. Vaccination measures, including flu shots, can reduce cardiovascular disease risk by 34%.
Researchers have uncovered a new mechanism by which the body's immune system responds to viral infections, potentially leading to a new approach for fighting cancer. The study reveals that infected cells produce their own unique RNA signal, Z-RNA, which sets off a chain reaction leading to cell death before viruses can hijack them.
A rare Seoul virus infection was reported in a German woman after visiting a private pet rat breeding facility. Laboratory tests revealed the presence of the virus in several rats from the facility, highlighting the need for better screening and hygiene practices.
In her book 'Sonic Socialism: Crisis and Care in Pandemic Hanoi', Christina Schwenkel explores how Vietnam used sound technologies to inform, regulate, and connect people during the pandemic. The country's success was largely due to its rapid communication systems, including loudspeakers and public health videos.
The winners of the Applied Microbiology International Horizon Awards 2025 have been recognized for their groundbreaking contributions to global challenges through applied microbiology. The awards celebrate excellence across various domains, including drug discovery and sustainable agriculture.
A study found a significant increase in type 1 diabetes cases among children under five and young adult men in Sweden during the Covid-19 pandemic. The incidence of diabetes increased by 12% in 2021 and 9% in 2022 compared to previous years, with no clear connection between Covid-19 infection and diabetes.
A recent study found that 90% of people in BC's Lower Mainland have detectable antibodies against measles, indicating high vaccine coverage and population protection. However, the study also found lower immunity rates among older adults, with only 75% of those aged 20-39 having measurable antibodies.
A study of 200 classrooms found that HEPA purifiers did not significantly reduce respiratory viral exposures, suggesting additional interventions are needed. Maintaining classroom humidity between 40% and 60% may help lower viral exposures and improve comfort for students and teachers.
A novel disease prevention strategy targeting the Aedes mosquito species has been shown to reduce mosquito numbers by 60% and cases of dengue fever by 24% in a community. The study, conducted in Merida, Mexico, tested an intervention that used targeted indoor residual spraying of insecticide before outbreaks occur.
A new report highlights how a California partnership, STOP COVID-19 CA, helped address health inequalities during the pandemic by bringing together researchers and communities. The network improved access to reliable information, testing, and vaccination, while laying the foundation for long-term health equity.
Researchers argue that AI can strengthen pandemic preparedness by detecting emerging diseases earlier. By combining data from humans, animals, and the environment, AI can reveal patterns and provide insights into potential pathogens.
A new study by Kaiser Permanente found that mailing human papillomavirus (HPV) self-sampling kits to patients increases cervical cancer screening completion rates. The study also shows that this approach is cost-effective, especially for health systems with a wide range of patient populations.
A new pediatric study found that young people infected with COVID twice are twice as likely to develop long COVID, with increased risks for heart disease, damaged kidneys, cognitive issues, and more. The study analyzed data from over 407,000 patients across 40 pediatric hospitals.
The Gladstone Infectious Disease Institute is broadening its research scope to tackle pressing health challenges beyond viruses. Scientists are discovering new ways to combat antibiotic-resistant bacteria and explore the interconnectedness of viruses and bacteria in causing chronic diseases.
Researchers used computer modeling and large datasets to understand how COVID-19 was transmitted in one community in South Africa. The study found that population density and household size significantly affected transmission patterns during lockdowns and government restrictions.
A Swansea University study found ambulance staff faced intense emotional and operational strain during the Covid-19 pandemic. Despite challenges, staff showed strong resilience and adaptability in handling high-stakes environments.
A new review article highlights the need for effective control and prevention strategies for sexually transmitted gut infections, which can persist longer and be harder to treat. The authors emphasize the importance of prompt diagnosis, appropriate treatment, and community-level education and testing.
A Japanese study has identified four distinct patterns of immune response after COVID-19 vaccines, with a 'rapid-decliner' group experiencing faster decline in antibody levels. Monitoring changes in antibody levels may help identify individuals at greater risk of infection and inform more effective vaccination strategies.
The report makes recommendations for diagnosing, treating and preventing serious heart and blood vessel complications linked to the virus. Structured cardiac rehabilitation programmes are also recommended to prevent long-term problems after infection and aid recovery from long Covid.
Researchers found a significant drop in rescue breathing cardiopulmonary resuscitation (CPR) for children, leading to increased death rates and worse outcomes. The study estimated that the decline may have caused about 10.7 more pediatric deaths each year during the pandemic.