Articles tagged with Vaccination
A nationwide Danish cohort study found no evidence linking cumulative aluminum exposure from early childhood vaccination to autoimmune, atopic, or neurodevelopmental disorders. The study followed over 1.2 million children and used national health registries to track their aluminum exposure and chronic disorder development.
Researchers found that the H5N1 virus enters the mammary glands through the teat, not via respiratory infection. Lactating cows' self-nursing or mutual-nursing behaviors may facilitate this transmission. Vaccination with two different vaccines showed complete protection against H5N1 infection in cattle.
A Danish study finds that HPV vaccination has reduced prevalence of high-risk HPV types among vaccinated women, suggesting population immunity. However, non-vaccine types remain common and new infections occur more frequently in vaccinated women than unvaccinated women.
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.
A new ESC Clinical Consensus Statement highlights vaccination as a crucial preventive strategy for reducing cardiovascular events following viral and bacterial infections. Vaccines are recommended for patients with chronic coronary syndromes and heart failure, particularly those at increased risk due to underlying medical conditions.
A new poll by Harvard T.H. Chan School of Public Health and the de Beaumont Foundation found that most U.S. adults (79%) support routine childhood vaccine requirements to attend school, including a majority across party lines. The vast majority of parents and adults believe vaccines are safe for most children.
Despite decades of progress, global immunization targets are unlikely to be met due to stagnant childhood vaccination rates and inequality. The COVID-19 pandemic has further exacerbated the issue, with widespread vaccine misinformation and hesitancy contributing to faltering immunization progress.
Researchers identified six overexpressed and mutated tumor antigens strongly associated with poor prognosis in esophageal cancer. The study's findings suggest BTN2A1, MICA, and HHLA2 as promising targets for anti-ESCA mRNA vaccines.
Researchers found associations between influenza A infection, disrupted gut and nasal microbiomes, and detrimental changes in hippocampal gene expression. Maternal vaccination during pregnancy appeared to offer protection from these changes.
The University of Texas Health Science Center at San Antonio is targeting hard-to-treat cancers and boosting HPV vaccination rates with a $3.4 million funding from CPRIT. The institution will expand its core facilities laboratories to increase researchers' ability to identify therapeutic targets and develop new cancer technologies.
The FDA has recommended pausing the use of a live attenuated chikungunya virus vaccine over concerns about safety. The vaccine was previously approved for emergency use in areas with outbreaks.
A new mRNA vaccine has shown to be more effective and less costly to develop, inducing a robust immune response against SARS-CoV-2 variants. The vaccine's trans-amplifying platform allows for reduced production costs and potential broad protection.
A nationwide decline in MMR vaccination rates among US children was confirmed by a new dataset, with significant variations observed across states and counties. The study provides valuable insights into factors influencing low vaccination rates and can inform targeted strategies to reduce measles outbreaks.
A systematic review found that vaccinating children as early as four months of age for measles could provide sustained protection throughout infancy. However, several barriers exist, including cost-effectiveness and vaccine hesitancy, which need to be addressed to consider an earlier first dose.
A study by researchers at the University of Arizona Health Sciences found that vaccinated people generated an overall protective immune response to Delta and Omicron strains, with slightly fewer antibodies for the mutated parts of the virus. The research suggests that immune changes due to antigenic imprinting may not be a significant ...
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.
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 national study in Sweden reveals that COVID-19 vaccination levels among older people have become increasingly uneven, with regional and socio-economic differences emerging. The study found lower vaccination rates among certain groups, including those born outside Sweden, men, and individuals with low income and education.
MIT researchers develop polymer microparticles that release vaccine doses at predetermined times after injection, reducing the need for follow-up shots. The particles showed comparable antibody levels to traditional vaccines in mice, paving the way for potential childhood vaccines with fewer doses.
The RSV protein subunit vaccine showed similar efficacy to clinical trials, with diminished immune response in immunocompromised patients. The vaccine was associated with a small increased risk of Guillain-Barré syndrome, but not immune thrombocytopenic purpura.
The study found that mRNA-1083 induced higher immune responses than standard care influenza and COVID-19 vaccines, with an acceptable tolerability and safety profile. The vaccine met noninferiority criteria for all 4 influenza strains and SARS-CoV-2 across various age groups.
A study of over a million people found that shingles vaccination lowers the risk of cardiovascular events, including stroke and coronary heart disease, by up to 26%. The vaccine's protective effect lasts for up to eight years, with strongest benefits in younger people and men.
Anal cancer is increasing rapidly among older, white and Hispanic women due to HPV vaccination delays. The study found a significant increase in anal cancer rates for these groups, reaching 11.4 cases per 100,000 in 2021.
The review highlights the limitations of existing dengue vaccines, such as CYD-TDV and TAK-003, and the urgent need for more effective vaccines to protect millions of people. The Butantan-DV vaccine has shown promise with its single-dose regimen, but its efficacy against DENV-3 and DENV-4 is still unclear.
A cohort study found that vaccination against influenza alone or with COVID-19 was associated with a small but temporary change in menstrual cycle length. This finding may help clinicians confirm the utility of vaccination for patients concerned about menstrual side effects.
The European Centre for Disease Prevention and Control (ECDC) emphasizes the need for high immunization coverage to protect European populations from diseases like measles and polio. Vaccination remains a crucial tool in public health, with recent data showing a tenfold surge in reported measles cases in the EU/EEA.
Research reveals inequalities in MMR vaccination that may contribute to measles outbreaks and epidemics. In France, vaccines were dispensed later for children from low-income families, while a UK investigation found that deprived communities and some ethnic groups were more affected by the outbreak and less likely to be vaccinated.
A modeling study predicts declining childhood vaccination rates will increase outbreaks of vaccine-preventable infections, leading to their reemergence. Measles is likely to be the first disease to return to endemic levels, even under current vaccination levels.
Researchers investigated the potential link between herpes zoster vaccination and dementia. They found that vaccination may be associated with a lower risk of developing dementia in older adults. The study's findings suggest a possible causal relationship between vaccination and reduced dementia occurrence.
Researchers found that B cells guide CD8 T cells to mount lasting defenses after vaccination, but their absence weakens immunity. The discovery could lead to new strategies to enhance vaccine effectiveness for those with compromised immune systems.
Measles vaccination is deemed essential for preventing serious complications, including hospitalization and death. The risk of complications is particularly high in children under 5 years old and those under 1 year old, highlighting the importance of timely vaccination.
Researchers found that full-genome differences between rotavirus strains influence vaccine effectiveness, highlighting the need for a broader approach to vaccine design. The study's results suggest that vaccines should be designed based on the whole genome of circulating strains, rather than just two surface proteins.
A new study published in Nature found that the shingles vaccine may lower dementia risk by 20%, with researchers analyzing health records of over 280,000 older adults in Wales. The vaccine was shown to reduce the occurrence of shingles by 37% and is considered a promising preventive intervention for dementia.
A cross-sectional study found that hospitalized adults with RSV vaccine eligibility were more likely to receive the vaccine. Sociodemographic differences in vaccine uptake occurred, suggesting appropriate prioritization of populations with increased risk.
Researchers from La Jolla Institute for Immunology and UC San Diego discover Zika virus blocks dendritic cells' ability to alert T cells, while dengue virus stimulates pro-inflammatory cytokines, leading to a stronger but uncontrolled immune response. Understanding these differences is key to developing life-saving vaccines.
A new hepatitis B vaccine, Heplisav-B, was compared to standard vaccines in a study of previously vaccinated individuals. The results showed that Heplisav-B was more effective at boosting immunity, with 99.4% achieving protective levels compared to 92.7% for standard vaccines.
A TB vaccination has been shown to boost the immune system of bladder cancer patients, reducing cancer recurrence rates by up to 75% in a small pilot study. The vaccine was well-tolerated with no side effects and showed promising results in improving patient outcomes.
A study has established the importance of immunoglobulin A in generating a response to pneumonia vaccines. The research found that poor regulation of gut microbiota can lead to an inadequate immune response, leaving individuals vulnerable to respiratory infections.
Researchers at the University of Leeds have developed a more affordable and lower-risk polio vaccine using virus-like particles (VLPs). VLPs mimic the outer protein shell of poliovirus but are empty inside, making them non-infectious yet capable of triggering an immune response.
The European Centre for Disease Prevention and Control reports a significant increase in measles cases across EU/EEA countries, with eight out of ten unvaccinated individuals contracting the disease. Vaccination levels fall short of the 95% target, leaving vulnerable populations susceptible to measles.
A new study has found that sleep debt and night shifts increase the risk of several common infections in nurses. The research, which analyzed data from 1,335 Norwegian nurses, reveals a clear link between slept debt, night work, and infection risk.
Cervical cancer incidence increased in rural US counties, with higher rates among white women, likely due to lower screening coverage and diagnostic care utilization. Rural areas may experience heightened access barriers, contributing to lower HPV vaccine uptake.
Researchers at Weill Cornell Medicine develop two strains of mycobacteria with 'kill switches' that can be triggered to stop the bacteria after they activate an immune response. The new approach aims to accelerate vaccine development and overcome safety concerns.
A new study led by La Jolla Institute for Immunology scientists found that children who experience multiple dengue virus infections develop protective T cells, which help fight the virus. These T cells appear to be key to dengue virus immunity and may inform the development of a vaccine that prompts a similar response.
A new study reveals that asymptomatic neonatal HSV infections in mice can lead to persistent CNS infection and long-term cognitive decline. Maternal vaccination may prevent this cognitive impairment, suggesting a potential strategy for reducing neurological damage in infected offspring.
A study by Bar-Ilan University reveals that Israeli Arabs have high vaccination rates due to their trust in the country's healthcare system. The research also found that vaccinations are often administered in supportive environments with flexible hours and play areas for children, making it easier for families to participate.
The EU/EEA has detected circulating vaccine-derived poliovirus type 2 (cVDPV2) in sewage samples, prompting increased vigilance. To prevent a return of the disease, countries must maintain high vaccination rates and close vaccination gaps, as well as strengthen environmental surveillance.
A high number of poliovirus detections in European countries has highlighted the importance of maintaining high vaccination coverage. The virus can be imported into Europe as long as it circulates globally, posing a risk to unvaccinated populations.
A new survey finds that nearly three-quarters of US adults support requiring children to be vaccinated against preventable diseases, while over half support prohibiting unvaccinated children from attending school. However, support for this prohibition has dropped significantly since the Covid-19 pandemic, and there is growing support f...
A new longitudinal study has provided unprecedented insights into human papillomavirus (HPV) infection dynamics. The study found that non-persistent infections exhibit a plateau in viral load before rapidly declining, while chronic infections show a strong correlation between immune cells and virus production. This research could infor...
A new self-destructing vaccine provides improved safety and protection against TB in macaque monkeys, outperforming the standard BCG vaccine. The 'kill switch' mechanism eliminates the risk of accidental infection, offering a safer vaccination option for immunocompromised individuals.
Stephania Cormier and colleagues lead a Frontiers in Immunology research collaboration to explain RSV's complex interplay with host immune responses. The team identifies gaps in knowledge, hindering therapeutics and vaccines development.
According to a new survey, over half of U.S. adults believe the RSV vaccine is effective in protecting infants from the virus, up from 42% last year. The rise in perceived effectiveness comes as several politicians have cast doubt on the vaccine's safety and efficacy.
Cases of whooping cough are increasing in the US, with over 28,000 cases reported this year. A nationally representative survey found that many people lack knowledge about the disease's symptoms and vaccine effectiveness.
The study analyzed the high burden of RSV-associated acute respiratory illness among young children in the U.S. and found nirsevimab to be effective against severe cases, highlighting the potential for substantial public health impact through increased prevention coverage.
A modeling study found that HPV vaccination programs for adults aged 27-45 years are more costly and less effective than vaccinating younger people. Vaccinating subgroups at higher risk of HPV infection may improve cost-effectiveness, but overall, it's unlikely to be efficient for cancer prevention.
Researchers developed a nasal vaccine combining traditional pertussis antigens with an innovative adjuvant called T-vant to boost immune response. The new vaccine was shown to prevent the bacteria's colonization in the respiratory tract, significantly curbing whooping cough spread.
Research analyzing European survey data from 113,884 men who have sex with men reveals that only 44% report being vaccinated against both hepatitis A and B. Strong public health support and creating an open environment are crucial to reduce outbreaks among MSM and eliminate hepatitis B.
Researchers at Houston Methodist have identified a new strain of bacteria, Streptococcus dysgalactiae subspecies equisimilis (SDSE), linked to increasingly severe human infections. The study used integrative analysis to investigate the genome, transcriptome, and virulence of SDSE strains, shedding light on their molecular pathogenesis.
A new study in mice shows a unique mRNA delivery method can successfully edit faulty genes in fetal brain cells. The technology has the potential to stop progression of genetic-based neurodevelopmental conditions like Angelman syndrome and Rett syndrome before birth.