Articles tagged with Disease Outbreaks
A UCL-led study found that grandparents who stopped looking after their grandchildren during the Covid-19 pandemic were more likely to experience depressive symptoms. The study also found that reduced grandparental childcare provision was linked to lower life satisfaction and quality of life among grandparents.
A method combining local health department data and hospital records identifies new COVID-19 outbreak waves, helping inform public health strategies. Researchers detected two large waves in Harris County, with the second taking longer to spread, highlighting the importance of continuous monitoring and community collaboration.
Researchers mapped the spread of pathogens in wild macaque populations near human settlements, finding that monkeys with high human interactions cause larger outbreaks. The study used computer simulations to predict disease transmission and identified key factors influencing outbreak size.
Researchers developed a highly effective and safe Zika vaccine technology that prevents systemic infection in pregnant mice and stimulates an immunogenic reaction. The vaccine was tested in various mouse models, proving safe and protective against the virus.
UK researchers recommend recruiting highly skilled scientists and volunteer staff to provide surge capacity for testing capacity. The system aims to hit the ground running in case of future outbreaks.
A new scoring tool prioritizes countries with higher vaccination rates and vulnerable populations, aiming to allocate Covid-19 vaccines more fairly. The tool considers a broader range of factors than current global COVAX facilities, which have been criticized for insufficient access.
The current global monkeypox outbreak emphasizes the importance of a preventative One Health approach to minimize the risk of future emergence of known and unknown zoonotic pathogens. This is particularly crucial with the majority of people worldwide living in high population densities in cities, facilitating the spread of infectious d...
A team of scientists from SMART and NTU Singapore has developed a quick test kit that can determine a person's immunity against COVID-19 and its variants based on antibodies detected in a blood sample. The test kit, which requires just 10 minutes to show results, can be easily adapted for new variants of concern and other diseases.
A literature review found that only 53% of primary research supported the association between land change and zoonotic disease risk. Webpage content often overstated the evidence, neglecting uncertainty. The authors recommend more accurate and nuanced science communication to improve understanding.
Researchers developed a methodology to forecast outbreaks of pathogens such as coronavirus and monkeypox, identifying host species at risk of infection. The machine-learning approach analyzes variables like location and climate to predict community hot spots at risk.
A new study from Lehigh University found that social, economic, and demographic factors can predict an individual's propensity to engage in high-risk behaviors that expose them to Ebola spillover. The research identified young adults and those with agricultural jobs as the most at risk populations.
Public health researchers developed a global vaccine risk index (VRI) to predict vaccine coverage lapses worldwide. The VRI considers factors like measles incidence, vaccine confidence, climate change, education, and income, revealing countries at high risk of disease outbreaks.
Researchers discovered 13 cases of asymptomatic MSM with positive monkeypox virus PCR results in anal samples, raising concerns about the outbreak's transmission dynamics. The findings suggest that vaccination may not be an effective strategy for preventing infection, highlighting the need for expanded public health interventions.
A new model predicts that high transmissibility and immune erosion will lead to further outbreaks. The study highlights the need for a universal vaccine to block SARS-CoV-2 infection and prevent severe disease.
An analysis of European data found a significant link between adenovirus and severe liver inflammation (hepatitis) in children under 5. Most affected were those with adenovirus testing positive, with a notable decline in cases after week 17. The study calls for further investigation into the cause of this syndrome.
A team of researchers from Boston University and EcoHealth Alliance will develop models to predict disease emergence and spread. They aim to identify location hotspots for pathogen emergence and determine the most effective pandemic mitigation strategies using data from COVID-19, H1N1 flu, and Ebola Virus Disease.
Researchers warn that climate change poses a significant threat to global food supply and stability, potentially triggering famine, conflicts, and new disease outbreaks. The study proposes a research agenda to explore worst-case scenarios, including 'warm wars' and ecosystem collapse, highlighting the need for urgent action.
The partnership aims to enhance early detection and reporting for emerging diseases, building a robust decentralized global surveillance network. The collaboration will focus on advancing equitable data-sharing practices, bolstering epidemiological and genomic surveillance in low- and middle-income countries.
A new recombinant VSV-vectored vaccine developed at UTMB provides rapid protection against lethal Lassa fever, a pathogen causing severe symptoms and high mortality rates. The vaccine was found to be effective against different strains of the virus, critical for outbreak scenarios.
A new study suggests that current vaccine boosters intensify protections against serious infection caused by Omicron subvariants. The research found that booster doses bring neutralizing antibodies to appreciable levels against all Omicron subvariants, consistent with other evidence of expanded memory B cells and antibody production.
A new study found outliers in influenza-negative ILI cases in global surveillance networks 13.3 weeks before the first reported COVID-19 peaks in 16 countries. This suggests undetected spread of COVID-19 and highlights the importance of strengthening disease surveillance networks.
The International Vaccine Institute (IVI) has launched a two-week training course for biologics development and manufacturing, targeting low- and middle-income countries. The program aims to enhance local production of vaccines and biologics in LMICs to address vaccine inequity and global pandemic preparedness.
A study in Madrid found that private encounters and parties contributed to the outbreak, while a German study showed a shift from travel-associated to local transmission with Berlin as the epicenter. Both studies highlight the importance of targeted information for populations at risk, especially MSM.
Researchers at UC San Diego and Scripps Research developed a wastewater sequencing tool to track regional infection dynamics. This approach proved effective in identifying emerging variants and predicting COVID-19 surges, enabling early detection of cases and informing public health interventions.
Researchers at USAMRIID have demonstrated the use of messenger RNA (mRNA) to develop treatments for infectious diseases. The study found that administering mRNAs encoding monoclonal antibodies targeting poxviruses resulted in significant systemic levels of functional antibodies, offering potential for rapid response to disease outbreaks.
A new study found that the O139 cholera variant lost antimicrobial resistance and changed toxin production, leading to its unexpected decline. The findings suggest continuous monitoring of genetic changes is key to preventing future outbreaks.
Researchers found viral DNA on hospital surfaces, including patient rooms and frequently touched areas. However, the study's authors caution that surface contamination does not prove the virus can cause infection through contact.
A study of 54 patients with monkeypox in London's sexual health clinics found higher skin lesion prevalence and lower tiredness/fever rates compared to previous outbreaks. The authors suggest reviewing current case definitions due to differences in clinical features, including a possible link to sexually transmitted infections.
Researchers found that infected mice and humans emit a specific molecule, acetophenone, which attracts mosquitoes. This altered scent allows the viruses to spread faster. A potential preventative, isotretinoin, was also tested and shown to reduce mosquito attraction.
A review of 18 studies suggests that long distance airborne transmission of SARS-CoV-2 can occur in indoor settings, particularly with poor ventilation. The evidence supports the role of mitigation measures, such as adequate ventilation, to prevent transmission.
A study in the Netherlands estimates a mean incubation period of monkeypox at 8.5 days, with most cases developing symptoms within 13 days after exposure. The findings support the current 21-day quarantine recommendation for preventing infectious contacts.
A new study published in mSystems demonstrates that a surface sampling method can detect SARS-CoV-2 RNA on surfaces, improving environmental surveillance in public health labs.
Researchers developed an antibody cocktail effective against a Hendra virus variant, neutralizing its ability to mutate and evade recognition. The combination of four antibodies leaves the virus with minimal ability to further evolve, providing significant protection against this global biosecurity threat.
A polio outbreak risk has been heightened in western Ukraine due to the reintroduction of wild-type poliovirus and low immunization rates. The situation has worsened with the COVID-19 pandemic, ongoing war, and healthcare reforms, leading to a public health emergency declaration.
The SHIELD program employed rapid saliva testing, real-time data analysis, and fast reporting to mitigate the spread of COVID-19. The program's success led to a significant reduction in cases and deaths on campus, with Champaign County experiencing a third less COVID-19 cases than expected.
A study analyzing 17 million patient GP records in England found that people with certain inflammatory immune conditions were at higher risk of dying or needing hospital care from COVID-19. The analysis suggests that targeting prevention strategies and early interventions towards those most at risk can help inform evidence-based policy.
The article reports on the rapid transmission of monkeypox in Europe, with cases detected in Italy, Portugal, the UK, and Australia. Human-to-human transmission has been confirmed, particularly in sexual networks, raising concerns about the virus's epidemiology and control.
A study found that COVID-19 disrupted RSV's seasonal pattern, leading to a 'collapse' of existing strains and emergence of new ones. The pandemic also accelerated the spread and evolution of other viruses like influenza.
A new study found that the delta variant surge in the US was partially due to overestimating population immunity, with only 67% of southern New Englanders actually immune. This underestimation led to inaccurate projections and an incorrect assumption about herd immunity.
Researchers simulated COVID-19 transmission on a university campus, finding that universal mask usage and high vaccination rates can curb new infections. The study suggests that at least 93% of students should be vaccinated during highly transmissible variant outbreaks.
A new retrospective study analyzed seven patients with monkeypox in the UK between 2018 and 2021, suggesting potential benefits of antiviral medications like tecovirimat. However, brincidofovir showed little clinical benefit and raised concerns about liver toxicity.
A new study reveals which bird species are driving the global spread of avian influenza, identifying ducks and geese as super-spreaders. The research also highlights the crucial role of gulls in transmitting the virus over long distances, with their ability to fly over oceans playing a significant role in its rapid spread.
Researchers are monitoring children for exposure to and responses to emerging pathogens, aiming to develop diagnostic, therapeutic and preventive tools for future pandemics. The study will inform the development of tests, treatments and vaccines that may be used in future pandemics.
Researchers argue that national strategies ignore pandemic's early lessons on chronic diseases and their disproportionate impact on underserved populations. They recommend incorporating prevention and control of chronic diseases into existing policies.
Researchers at King Abdullah University of Science & Technology (KAUST) have identified a stem rust resistance gene in Aegilops sharonensis and transferred it to common wheat. The new transgenic wheat lines show high levels of resistance to the stem rust pathogen, providing hope for mitigating the devastating effects of climate change.
A regional COVID-19 prevention system in Ibaraki Prefecture, Japan did not substantially alter user behavior despite being associated with some positive health behaviors. The study aimed to investigate factors that make these systems effective and identify areas for improvement.
Researchers have identified a new strain of the myxoma virus that has enabled it to leap from European rabbits to Iberian hares, causing lethal disease in both species. The study suggests that this viral adaptation may also improve the virus's ability to replicate in human cancer cells.
A multistate outbreak in 10 European countries linked to chocolate products has been linked to monophasic Salmonella Typhimurium, primarily affecting young children. The outbreak strain demonstrated a multidrug-resistant profile, highlighting the importance of including uncommon AMR profiles in early international communications.
A new study surveyed recent theoretical and empirical insights into economic and policy implications of modern infectious diseases, including COVID-19. The survey reveals distinct channels of disease impacts, highlighting the importance of prevention and pandemic preparedness through investments in healthcare systems.
A mange outbreak in Argentina's San Guillermo National Park has caused a domino effect, impacting pumas, condors, and grasslands. Vicuña populations plummeted from 17 individuals per square kilometer to just 1 by 2020, while condors disappeared due to the loss of their primary food source.
Researchers from the University of Nottingham have developed a new data-driven framework for modelling infectious diseases spread through populations. The framework avoids strict assumptions and enables policy makers to make data-driven decisions.
A novel diagnostic platform has been developed for rapid, low-cost and decentralized patient testing for infectious diseases like Zika. The platform achieved a diagnostic accuracy of 98.5% with 268 patient samples collected in Recife, Brazil.
Researchers from North Carolina State University found that trucks transporting pigs and farm workers can spread porcine reproductive and respiratory syndrome virus (PRRSV) among farms. The model estimated that vehicle movements contributed up to 20% of PRRSV transmissions, highlighting the importance of enhancing biosecurity measures ...
A study found that a subtype of Newcastle disease virus caused the deaths of dozens of pigeons in São Paulo City. The researchers sequenced the viral genome and identified tissue wounds to determine the cause of death, revealing subgenotype VI.2.1.2 as the responsible pathogen. The risk to humans and poultry is considered low.
A new study found a strong association between school closures and declines in non-residential trips during COVID-19, leading to reduced risk of dengue transmission. Reduced time spent in public areas was closely associated with reduced dengue risk in countries where COVID-19 restriction measures began at the peak of dengue season.
A team led by City University of Hong Kong researcher Dr Zhang Qingpeng found that donating 46% to 80% of COVID-19 vaccines to low- and middle-income countries can significantly reduce infection rates and mortality. The study suggests prioritizing vaccines for countries with high incidence, prevalence, and mortality rates.
Research suggests that genetic material from E. coli bacteria in farm animals may contribute to the evolution of deadly pandemic strains. The study found that ColV plasmids in pigs, cattle, and chickens can increase the likelihood of antimicrobial resistance and extra-intestinal infections in humans.
A new study found COVID-19 hotspots in Canadian cities are concentrated along social determinants of health, including visible minority status. Prioritizing public health supports to specific neighborhoods can help curb transmission and improve pandemic response.
Research suggests a possible silver lining for great ape conservation: a decline in respiratory illnesses among wild mountain gorillas in Rwanda since the COVID-19 pandemic began. The reduced number of outbreaks correlates with decreased human-gorilla proximity and additional health measures.
Researchers sequenced genetic material from 88 bats and identified four unique rabies viruses, providing baseline data for future epidemiological investigations. The study highlights the importance of monitoring bat populations for rabies transmission and informs vaccine effectiveness.