Articles tagged with Infectious Diseases
Researchers studied 434 children for signs of autism or neurodevelopmental problems, finding no link between mRNA vaccine and autism. The study suggests that COVID-19 vaccines are safe to receive during pregnancy to protect maternal and infant health.
A survey by the Annenberg Public Policy Center found that a strong majority of Americans view the MMR vaccine as safe relative to other vaccines. However, the number of people holding this view is below the threshold required for community immunity, which is worrisome.
A Dartmouth study found that plasmids can form tight clusters within bacterial communities, making them resistant to antibiotics and clinical treatments. This phenomenon introduces a new avenue for bacterial infections to become more difficult to treat.
A recent rat study identified the neural mechanism underlying chills, a cold sensation that supports the body's response to infection. The findings suggest that prostaglandin E₂ boosts cold signals from the lateral parabrachial nucleus to the central nucleus of the amygdala, triggering chills and promoting warmth-seeking behavior.
A new study identifies the most infectious strains of Staphylococcus aureus in neonatal intensive care units and suggests specific strategies for prevention and control. The research provides a critical blueprint for precision surveillance and aims to reduce infections in vulnerable newborns.
A joint study by several institutions analyzed the relationship between climatic conditions, Legionella presence, and Legionnaires' disease cases in Catalonia. The results show that rising temperatures create ideal conditions for Legionella to multiply, increasing disease incidence.
Researchers developed a new test that detects breast cancer reconstruction infections early, allowing for preemptive treatment. The study found biomarkers of infection in fluid drained from patients' breasts days before symptoms appeared.
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.
The new platform developed by UVA Health scientists can produce vaccines much faster, cheaper, and more easily than traditional approaches. The platform's proof-of-concept demonstrates its ability to produce highly immunogenic vaccines that can be manufactured at extremely low cost.
A study by Michigan State University found that the majority of college students experienced broad improvements in psychological functioning after the COVID-19 pandemic. Participants reported higher life satisfaction, less loneliness, and a greater preference for in-person learning opportunities.
Influenza D virus and canine coronavirus have the potential to trigger outbreaks if surveillance and diagnostics lag. These emerging pathogens have real potential to cause epidemics or pandemics in humans.
A new study found that nudging both patients and providers with reminders increased flu vaccine numbers by almost 3,000 more people than expected. The researchers believe this could lead to strategies to boost annual flu vaccination rates.
A study by UC Riverside scientists reveals that the cysts of Toxoplasma gondii contain multiple distinct subtypes of parasites, each with different biological roles. This discovery offers new insights into how the parasite causes disease and why it has been difficult to treat.
Nearly half of CDC surveillance databases have stopped updating, primarily tracking vaccination-related information and respiratory diseases. Prolonged pauses risk weakening evidence-based decision-making, and the authors recommend clear status updates, reasons for delays, and timelines for resuming data publication.
Current smokers are more likely to experience four symptoms associated with Long COVID, including arthralgia, chest pain and dyspnea. Dual users of combustible and heated tobacco products also show a stronger correlation with symptoms, suggesting the added use may worsen symptoms.
A family medicine interdisciplinary team improved hepatitis C virus treatment outcomes by streamlining medication access and reducing administrative burdens. The team's strategy, implemented at an urban clinic in Ohio, resulted in a significant reduction of treatment delays from over 6 months to under 2 months.
A new study published in Nature has identified albumin as a powerful defense against mucormycosis, a rare but often fatal fungal infection. Patients with mucormycosis have lower levels of albumin, which can predict poor outcomes and mortality.
Researchers at the University of Arizona have developed a copper-based compound that can kill MRSA bacteria by disguising itself as iron. The compound, BMDC, works by delivering a toxic dose of copper to bacterial colonies, making it an effective treatment against drug-resistant infections.
Scientists have recovered a genome of Treponema pallidum from 5,500-year-old human remains in Colombia, pushing back the genetic record of this pathogenic species by over 3,000 years. The discovery sheds new light on the evolutionary history of treponemal pathogens and their occurrence in human populations.
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...
A study published in Stem Cell Reports suggests that transferring young microbiota to the intestines of older mice can speed up healing and improve the regenerative potential of intestinal stem cells. This approach may have implications for treating gut-related conditions such as inflammatory bowel disease.
A major clinical trial has shown that adding corticosteroids to standard antiviral treatment for encephalitis does not improve long-term outcomes, but early use may lead to better recovery. The treatment is also found to be safe for patients with suspected encephalitis.
Researchers explore microneedle technology as a novel delivery system for efficient and minimally invasive intradermal drug delivery. The review highlights the design of functional microneedles with specific structures to overcome biological barriers in various tissues, improving therapeutic outcomes.
Researchers at UC Santa Barbara found that human activity in the Amazon basin is driving an uptick in yellow fever cases. The proximity of urban areas to forests increases the risk of disease transmission, as does the growing border between forested and urban areas.
Researchers are developing a comprehensive approach to diagnosing lymphatic disease, which is challenging due to the system's tiny and translucent vessels. The team aims to create a diagnostic toolbox that includes biomarkers, genetic analysis, and advanced detection technologies.
Researchers found that some healthy Nigerian adults showed clear evidence of new immune boosting consistent with recent mpox exposure without recorded diagnoses. This suggests that exposure may occur without recognized disease, highlighting the need for monitoring populations by testing blood samples for antibodies.
A recent editorial cautions that Canada's health systems may struggle to cope with the influx of patients during the upcoming FIFA World Cup. The article highlights concerns about overburdened hospitals and emergency departments, as well as the need for a national plan to bolster capacity and train personnel.
Researchers at NTU Singapore have found that a common bacterium produces reactive oxygen species that impairs wound healing. Neutralizing this process with an antioxidant enzyme restores skin cells' ability to migrate and heal, offering a potential solution to tackle antibiotic-resistant strains.
Researchers summarize itaconate biology highlighting its chemical reactivity and therapeutic potential in treating infectious diseases, sepsis, autoimmunity, neurodegenerative disorders. Itaconate exerts biological effects through post-translational modifications, altering protein activity and signaling pathways
A new study provides a long-sought structural explanation for how Vibrio cholerae colonizes the human gut and produces the cholera toxin. The research reveals that ToxR and TcpP stabilize a specific part of the RNA polymerase directly onto DNA, achieving virulence gene activation without reshaping the transcription machinery.
A team at Texas Biomedical Research Institute found that even with effective treatments for TB and HIV, the immune system remains seriously out-of-whack following treatment. The study suggests that host-directed therapies specifically targeting the immune system could potentially restore lung immune system functionality.
Researchers have developed a refined mouse model that mimics chronic Pseudomonas aeruginosa lung infection in old age, overcoming limitations in experimental respiratory infection research. The agar bead-based delivery strategy allows sustained observation of infection dynamics, tissue damage, and immune responses in aging lungs.
Researchers developed a lab-grown model of the prostate gland to study bacterial infections. They found that E. coli targets specific cells and uses a 'lock and key' principle to invade. A sugar molecule called D-mannose blocks this interaction, offering a potential new strategy to prevent and treat prostate infections.
Researchers have made a groundbreaking discovery about how bacteria swim upstream to cause infections, pointing to new designs for biomedical devices that can prevent contamination. The study found that wider channels with faster counterflows are more prone to invasion, but sharp corner designs can inhibit bacterial growth.
Researchers developed a new method to measure how effectively antibiotics kill bacteria, crucial for treating complex infections. The 'antimicrobial single-cell testing' method predicts treatment success by observing individual bacteria under different conditions.
A high-protein diet rich in casein and wheat gluten can significantly reduce the amount of cholera bacteria able to infect the gut. The study found that these dietary components can suppress a key structure on the surface of cholera bacteria, making it difficult for the pathogen to colonize and cause harm.
Researchers discovered that certain antibodies employ unusual tactics to block bacterial adhesion, including creating molecular wedges and conformational traps. These mechanisms could lead to the development of immune therapies targeting glycan-binding cell-attachment proteins produced by bacteria causing urinary tract infections.
A new study reveals that farmers in the Northeast are facing a growing threat of tick-borne diseases, which can be devastating to their livelihoods. The research found that farmers often experience multiple tick bites per month, with some contracting serious illnesses like Lyme carditis.
A research team at the Walter and Eliza Hall Institute has discovered a genetic mechanism that allows certain parasites to infect multiple hosts, but at the cost of long-term survival. The study sheds light on how parasitic infections emerge and spread, with potential implications for public health surveillance and treatment strategies.
A UTEP study has discovered a significant increase in parasitic infection rates among kissing bugs in the Borderlands, raising concerns about local transmission of Chagas disease. The research suggests that the disease is becoming an increasingly public health issue for the Southwest, affecting approximately 6 million people worldwide.
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.
Researchers discovered that nicotinic acid can dramatically reduce liver damage caused by ischemia-reperfusion injury. The compound targets damaged mitochondria, reducing markers of liver injury, suppressing inflammation, and promoting mitophagy and mitochondrial biogenesis.
Researchers identify two archetypes of growth arrest that lead to persistence: regulated and disrupted states. The former provides protection from antibiotics, while the latter is marked by vulnerabilities, particularly impaired cell membrane stability. This distinction has significant implications for developing targeted therapies.
A new rapid test for hepatitis C could identify more patients who can be cured if insurers increase reimbursement to cover the test's high cost. The test's point-of-care feature makes it ideal for early screening and treatment in clinics and emergency rooms.
Researchers at Harvard Medical School have uncovered crucial insights into how a new class of antiviral drugs works, shedding light on an important tool for fighting drug-resistant strains of herpes simplex virus. The discovery may lead to new pathways for treating herpesviruses and other kinds of DNA viruses.
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.
The study will select the exact phage that is appropriate for each patient's bacteria, and aims to reduce antibiotic use and healthcare costs. Bacteriophages have been shown to be effective against resistant bacteria causing urinary tract infections.
The number of US pertussis cases has surged sixfold since the pandemic began, with over 26,600 reported in 2024. Many Americans are unaware of whooping cough symptoms or that a vaccine exists to prevent it. Despite widespread agreement on the causes and risks of the disease, vaccination rates remain low.
A recent study found that high doses of rifampicin do not improve survival rates among adults with tuberculous meningitis. The researchers are now exploring alternative treatments targeting inflammation in the brain membranes and investigating TNF inhibitors as potential therapies.
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.
A study published in the International Journal of Infectious Diseases found that delafloxacin inhibits Legionella replication more effectively than levofloxacin. The antibiotic demonstrates promising intracellular activity, which could support further clinical investigation as a potential treatment for Legionnaires' disease.
Researchers at TUM developed a new method that allows for direct analysis of urine to determine antibiotic resistance in urinary tract infections. The test reduces the time to result by up to 24 hours compared to conventional testing, enabling healthcare providers to prescribe more targeted treatments.
The book chronicles challenges faced during the COVID-19 pandemic and offers practical guidance on building trust, prioritizing needs of most at risk and reliable communication. Experts share lessons learned from K-12 schools and public health partnerships to navigate future crises.
A team of researchers has identified two proteins critical to the destruction of red blood cells by the Oroya fever pathogen. This discovery paves the way for a potential novel therapy against this deadly neglected tropical disease.
A reduced pledge by Canada to the Global Fund could lead to decreased success in controlling tuberculosis and HIV/AIDS in the country. The authors of an editorial urge Canada's government to invest in improving social determinants of health and implement disease-specific suggestions to address these pressing global health issues.
A study found that Streptococcus suis serotype 2 collagenase-like protease enhances virulence and tissue colonization, promoting BBB destruction and increased permeability. The protein also induced apoptosis in brain microvascular endothelial cells and infiltrated immune cells into the brain after infection.
The Lundquist Institute's second-generation fungal vaccine candidate, VXV-01, is moving forward in development after securing a $40 million NIH/NIAID contract. The vaccine aims to elicit robust immunity against opportunistic and hospital-associated pathogens.
Researchers from Duke and Duke-NUS are investigating genetic features controlling infection susceptibility across populations to develop new treatments. They will compare cohorts in Singapore and the US, analysing how genetic variants shape disease vulnerability.