Articles tagged with Infectious Diseases
A community-based pneumococcal vaccination support program in Sera Town, Japan, reduced pneumonia-related mortality by 25% among the elderly. The program reversed a previously increasing trend in pneumonia mortality rate in the community.
Dr. Danielle Beckman's research uses animal models to understand how viruses like COVID-19 trigger neurological damage and accelerate Alzheimer's disease. Her work has established critical connections between viral infections and neurodegenerative processes.
The European Centre for Disease Prevention and Control (ECDC) has launched new weekly surveillance updates and public health guidance on mosquito-borne diseases, covering chikungunya, dengue, Zika, and West Nile viruses. The reports provide a comprehensive view of the evolving situation across European countries.
A new study finds that Salmonella Dublin causes increased calf mortality, lower milk yield, and higher medication costs in dairy farms. The disease leads to hidden financial losses due to gradual infection without visible symptoms.
A community-based cohort study found that COVID-19 hospitalization was associated with accelerated declines in cognition among older adults, compared to those not infected. Avoiding severe SARS-CoV-2 infection may help preserve cognitive function in this population.
Researchers at Washington State University discovered how bacteria hijack cellular processes in ticks to ensure their survival and spread to new hosts, including humans. By manipulating the ATF6 protein, the bacteria exploit the tick's natural process of producing cholesterol, which is essential for bacterial growth and survival.
Researchers at Tulane University developed a handheld TB test inspired by the bombardier beetle's natural defense mechanism. The ASTRA device requires only a drop of blood and delivers same-day diagnoses without need for laboratory or trained staff, outperforming traditional tests in detection of TB with HIV co-infection.
Researchers from ASU and international collaborators tested a handheld DNA sequencing device at six chicken slaughterhouses in Indonesia. The study found signs of antibiotic-resistant bacteria spreading from wastewater into nearby rivers, highlighting the need for targeted solutions to reduce its spread.
The American College of Chest Physicians (CHEST) has launched a critical care APP education and certification program, covering 11 topic areas including patient-centered care and pharmacology. The CCAPP Certification Exam is now available, with an August 5 deadline to apply for the 2025 exam.
A new analysis examines the effectiveness of a Centers for Medicare and Medicaid Services (CMS) add-on code targeting infectious disease (ID) physicians. The measure aims to combat the growing shortage of ID physicians and has the potential to reset national benchmarks for ID compensation.
Researchers have discovered two new viruses closely related to Nipah and Hendra viruses, as well as other microorganisms, in bats from Yunnan province. The study highlights the need for comprehensive microbial analyses of previously understudied organs to better assess spillover risks.
A recent study by Texas A&M University shows that smartwatches' health apps and sensors can accurately predict when a person has become infected with a disease, even within 12 hours. This early detection could lower pandemic transmission risk by nearly 50% by providing warnings to people with potential infections.
A University of Minnesota research team has found that measuring SARS-CoV-2 in wastewater continues to accurately predict subsequent COVID-19 case counts in a community. The study demonstrates the continued importance of wastewater surveillance for public health planning and informing real-time decision-making frameworks.
A new study published in KeAi journal Global Transitions found that safe drinking water and sanitation are crucial in preventing cholera. Disparities in WASH access contribute to unequal cholera burden across geographic regions.
A recent study found that ATG5-mediated autophagy in alveolar epithelial cells protects against Pseudomonas infection by preventing inflammation. The mechanism involves the formation of gasdermin D pores, which amplify inflammation through macrophage activation.
Researchers found that HSV-1 deliberately reshapes the human genome within hours of infection, rearranging host genes to facilitate replication. Blocking a single host enzyme, topoisomerase I, completely halted the virus's ability to hijack the genome.
A UC Riverside study found that Toxoplasma gondii can significantly disrupt brain function by interfering with communication between brain cells. Infected neurons release fewer extracellular vesicles, which can lead to seizures, neural damage, or altered brain connectivity.
Researchers at Mass General Brigham have developed a virtual reality training tool to teach clinicians core concepts in infection control, including cleaning and disinfecting portable medical equipment. The pilot study found that 88.6% of participants reported an overall positive experience with the VR module.
A new study from Karolinska Institutet found that infants who survive serious health problems in the first few weeks of life have a higher risk of dying during childhood and adolescence. Children with neurological health problems had almost six times the risk of death compared to healthy children.
Fungicides used in agriculture linked to rising resistance to antifungal medical treatments, experts call for a 'One Health' approach to combat pathogens. The use of pesticides in plants may increase fungal resistance to treatments in humans and animals.
Pregnant individuals are at high risk of measles infection and its complications. Experts emphasize the need for urgent access to IVIG and updated hospital protocols to protect vulnerable groups.
A new rapid test for sexually transmitted infections is being developed with £1m funding, aiming to diagnose infections in under 5 minutes. The test, developed by Linear Diagnostics, uses an exponential amplification technology that detects bacterial DNA quickly and accurately.
A new study found that heatwaves can increase disease burden by up to 13 times, driven by complex interactions between temperature attributes and baseline temperatures. This knowledge is crucial for predicting the impact of heatwaves on disease spread and highlights the need for more detailed models.
A high-throughput neutralisation assay reveals how individual immunity gaps shape flu strain success, highlighting personalised immunity and its impact on virus evolution. The study used large-scale sequencing to quantify antibody responses against circulating H3N2 flu strains in children and adults.
Children born to mothers with a BMI of 35 or higher are at heightened risk of being admitted to hospital for an infection. Maternal obesity is characterised by chronic inflammation, which increases the risk of a disordered immune system response and unfavourable changes to the gut microbiome.
A new study has identified a way to target the viral enzyme uracil-DNA glycosylase (vUNG) that helps HSV-1 evade the immune system, allowing reactivation of APOBEC1 and improving survival in infected mice. This approach offers a promising therapeutic strategy for treating HSV-1 encephalitis by strengthening brain immunity.
The African Swine Fever virus has been in Europe since 2007, not recently introduced. Travel patterns within Europe are largely responsible for its current spread. The study found that the virus shares a common ancestor with those in Africa, but with no evidence of recent exchange.
Researchers at NYU Abu Dhabi have developed a breakthrough paper-based diagnostic device that can detect COVID-19 and other infectious diseases in under 10 minutes. The Radially Compartmentalized Paper Chip (RCP-Chip) is a fast, affordable, and portable solution for on-site screening of infectious diseases.
A new study found that routine testing for multiple infectious diseases among migrants can identify key infections earlier, improving health outcomes and reducing onward transmission. The Leicester screening programme, which tested 4004 migrant patients, revealed new diagnoses of TB, Hepatitis B and C, and HIV.
A groundbreaking study reveals that leprosy was present in the Americas for over 1,000 years before European arrival. The research, led by Colorado State University and the Institut Pasteur, found ancient DNA evidence of the disease in human remains from Canada, Argentina, and Mexico.
Researchers have uncovered a key reason why HIV remains difficult to cure, revealing that subtle variations in the Rev-RRE axis influence viral replication and latency reactivation. Understanding this regulatory system could help develop strategies to flush out the dormant virus and eliminate it for good.
A new algorithm standardizes care for children with sickle cell disease who present to the ED with a fever, reducing hospitalizations by 10% without increasing readmissions. The algorithm uses predefined risk factors to determine treatment, making it safer and more efficient.
Researchers identify epipharynx as a key site for chronic inflammation driven by residual SARS-CoV-2 RNA in patients with long COVID. A novel treatment, epipharyngeal abrasive therapy (EAT), promotes removal of damaged tissue and immune modulation.
Researchers analyzed trends in healthcare utilization among Japan's oldest-old population aged 75 years and above during the extended COVID-19 pandemic. The analysis revealed a modest drop in medical services and outpatient visits, while healthcare costs remained stable despite decreased patient volumes.
A recent study found that Metagenomic next-generation sequencing (mNGS) can detect pathogens in 86% of cases, outperforming conventional microbiological tests which identified pathogens in only 67% of cases. mNGS guides treatment decisions and improves patient outcomes by detecting rare/atypical pathogens.
Researchers used metabolomics to analyze cerebrospinal fluid samples from tuberculous meningitis patients and found that certain metabolic pathways may contribute to poor outcomes. Three hydroxylated fatty acids with a maximum carbon length of eight were strongly associated with mortality, regardless of HIV status or disease severity.
Researchers discovered that a specific gene duplication in the fungus Madurella fahalii enables it to neutralize medication, leading to effective treatment challenges. This study highlights the potential of molecular techniques to uncover drug resistance mechanisms and pave the way for targeted therapies.
A study found that adults hospitalized for RSV had significantly higher odds of cardiac events compared to those with COVID-19 or influenza. The findings suggest that preexisting cardiovascular risk patients should consider vaccination against respiratory viral infections.
A Johns Hopkins Medicine study finds that SARS-CoV-2 corrupts white blood cells, specifically neutrophils, to impair the production of immune cells critical for fighting COVID-19. This reprogramming may lead to severe COVID cases by weakening the immune response against the virus.
Infections from respiratory syncytial virus (RSV) in children requiring primary care led to significant societal economic costs. The study found that the main sources of costs were repeated visits to primary care physicians and parents missing work to care for their sick children, with higher costs for infants under 1 year old.
CoVFit integrates molecular data with large-scale epidemiological data to predict the fitness of SARS-CoV-2 variants. The model was trained on mutations in the spike protein and population-level trends, enabling accurate predictions of variant fitness.
A new computational model shows that structural inequalities, including wealth inequality and social segregation, accelerate the spread of infectious diseases through society. In a hypothetical 'ideal' scenario without segregation, infection rates were lower in most metropolitan areas.
The application of AI in public health informatics offers potential to revolutionize data collection, disease surveillance, decision-making, and interventions. However, its implementation faces technical, ethical, and operational challenges related to health equity, privacy, security, and bias.
A team of researchers at Weill Cornell Medicine has discovered that the malaria parasite Plasmodium falciparum can shut down a key set of genes to avoid detection by the immune system. This finding suggests that asymptomatic adults may harbor undetectable parasites, making it more challenging to eliminate malaria.
A recent survey found that over 83% of Americans believe the benefits of the MMR vaccine for children outweigh the risks, despite a current measles outbreak. The survey also showed that vaccination rates are dropping and many people lack knowledge about measles symptoms and prevention.
A breakthrough all-oral treatment for a rare but deadly strain of sleeping sickness is now available, revolutionizing care for patients in endemic countries. Fexinidazole Winthrop has been approved for use in several African countries and is being distributed by WHO, offering a safer alternative to existing treatments.
The USPSTF recommends early, universal screening for syphilis infection during pregnancy to prevent congenital syphilis. Untreated syphilis can cause premature birth, low birth weight, and stillbirth in the fetus.
Researchers at Brown University developed targeted liposomes that dramatically increased drug effectiveness against fungal infections, even those caused by tough-to-treat biofilms. The approach also appears to be generally safe, showing no toxicity to human cells commonly affected during infection.
A new film series, 'The Deadly Five,' is launched to raise awareness of five critical animal infectious diseases affecting animal and public health. The series explores disease surveillance, prevention, and control through scientific insights and global collaborations.
Researchers from Japan evaluate the LC16m8 vaccine, an attenuated vaccinia virus strain, for its efficacy and safety against mpox. The study confirms the vaccine's ability to induce strong immune responses and protect against mpox in mice, monkeys, and humans.
Researchers have discovered that combining antibiotics with an enzyme called endolysin can protect against infection by resistant bacteria in all bodily organs, including the brain. This breakthrough could lead to a new treatment for meningitis, a life-threatening disease caused by resistant bacteria.
A new study by University of California San Diego researchers found that the SARS-CoV-2 virus emerged in humans via wildlife trade, not a lab leak. The viruses most closely related to SARS-CoV-1 and SARS-CoV-2 were found in palm civets and raccoon dogs in southern China.
A meta-analysis of over 140,000 participants found a significant association between excess weight and neurological/neuropsychiatric symptoms in post-COVID-19 condition. The study suggests that maintaining a healthy weight may be crucial in mitigating these symptoms.
A clinical trial finds that moxidectin is more effective than current treatment ivermectin for lymphatic filariasis, a disease affecting millions in Africa. Moxidectin has a persistent effect and may require fewer rounds of treatment, potentially accelerating its elimination.
Researchers developed a topical antibiotic gel that cured middle ear infections in chinchillas within 24 hours. The gel, containing negatively charged liposomes, was more effective than previous formulations in delivering antibiotics across infected eardrums.
A groundbreaking study from the University of Virginia Health System reveals distinct immune patterns in patients with persistent breathing issues after COVID-19. The research identifies specific T cell changes linked to lung damage and fibrosis, paving the way for personalized treatments.
A recent study revealed critical insights into the mental health of healthcare providers in Ecuador during the COVID-19 pandemic. Key findings include high compassion satisfaction, moderate burnout, and moderate secondary traumatic stress, with significant differences based on gender, professional roles, and geographic regions.
Researchers have developed a method to label and visualize the glycans in Mycobacterium tuberculosis cells, which may lead to faster and cheaper diagnostic tests for TB. The approach uses an organic molecule that reacts with specific sulfur-containing sugars found in only three bacterial species, including M. tuberculosis.
A novel vaccine platform uses genetically fused antigen to albumin, which is actively transported across the mucosal barrier by FcRn receptor. This results in protective systemic and mucosal antibody responses against SARS-CoV-2 and influenza A.
Researchers at Karolinska Institutet have identified biomarkers in the blood associated with long COVID symptoms, particularly severe respiratory disorders. The study found that these biomarkers are also linked to inflammatory signal pathways involved in cell death and lung damage.