Articles tagged with Flu Vaccines
A chimeric hemagglutinin (HA)-based vaccine targets the proximal part of the HA protein, neutralizing diverse influenza virus strains. The vaccine has produced strong and durable results in early-stage clinical trials, eliminating the need for revaccination.
A survey of 1,500 UK adults found that 64% would be likely to have a COVID-19 vaccination. The study identified factors associated with likelihood of acceptance, including previous flu vaccination and positive vaccination beliefs.
A recent study found that a high-dose flu vaccine is equally effective to a standard dose in reducing the risk of death or hospitalizations from heart or lung-related illnesses in people with heart disease. Researchers enrolled over 5,000 participants and found no significant difference between the two vaccine formulations.
Researchers aim to boost protection against severe flu infection in babies under 6 months with a new vaccine approach.
A recent study reveals that only about 20% of young adults with a history of heart attack received an annual influenza vaccination, compared to 28% of those without heart attack. This finding highlights the importance of increasing flu vaccination rates among individuals with cardiovascular disease.
A study published in Immunity explores polyreactive broadly neutralizing antibodies and their role against influenza viruses. The researchers found that these antibodies are commonly polyreactive and preferentially induced by novel and pandemic-level influenza viruses.
Researchers consider indirect protection strategies due to potential ineffectiveness in elderly and comorbid individuals. Indirect effects are harder to measure than direct effects, highlighting the need for evidence on vaccine impact before approval or soon after.
Current Covid-19 vaccine trials are not designed to detect a reduction in serious outcomes such as hospitalisations, intensive care use, or deaths. The trials evaluate mild disease and may not provide evidence of vaccine effectiveness in preventing severe illness or transmission.
A new study by Cornell researchers found that COVID-19 vaccine efficacy is a key factor in Americans' willingness to adopt the vaccine, with increased effectiveness leading to higher acceptance rates. The study also highlighted the impact of political endorsements and geopolitical factors on vaccine uptake.
A new study describes a vaccine that triggers an immune response against an influenza protein segment rarely mutated by the virus, raising the possibility of effective protection against seasonal and pandemic strains. The vaccine uses nanoparticles coated with flu proteins to train the immune system to create desired antibodies.
Influenza vaccination has shown promise in preventing cardiovascular complications from COVID-19, particularly in high-risk patients. Three ongoing trials are evaluating the cardioprotective effects of different influenza vaccine formulations and may inform future efforts to develop targeted interventions.
A UC Riverside study found that HPV vaccination mandates did not lead to increased vaccine uptake or equal access among diverse populations. Mandates aimed at standardizing age of uptake were ineffective in improving compliance rates, highlighting the need for more targeted strategies.
Researchers developed a T-cell-based vaccine strategy providing long-lasting, multi-pronged protection against multiple strains of influenza. The experimental vaccine administered through the nose delivered immune response by rallying T-cells in the lungs, offering potential for universal flu vaccine development.
A new Cleveland Clinic study of over 13,000 patients found no link between influenza vaccination and COVID-19 risk. The researchers strongly advise people to get their flu vaccines this fall to mitigate the risk of simultaneous viral infections and epidemics.
A new study found that 69% of Americans would definitely or probably get a COVID-19 vaccine when available. However, only 55% of Black Americans showed similar interest due to potential barriers such as access to care and trust in healthcare.
Researchers at WashU Medicine developed an approach to assess vaccine activation in lymph nodes, showing that the flu vaccine can elicit antibodies protecting against a broad range of flu viruses. The findings could aid in designing an improved flu vaccine providing protection against old and new strains.
A large cohort study found no association between maternal H1N1 vaccination during pregnancy and risk for autism spectrum disorder (ASD) in children. Researchers also found that vaccine exposure in the first trimester did not increase ASD or autistic disorder (AD) risks.
A study of nearly 3 million Americans found that influenza and pneumonia vaccinations significantly reduced hospital death rates among patients with heart failure. Vaccination coverage remains low, but the study's findings support annual immunizations for patients with heart failure to prevent respiratory infections.
A CDC study of over 80,000 adult patients hospitalized with flu found that sudden, serious heart complications occurred in 12% of patients, or 1 in 8. The study underscores the importance of getting a flu shot early to prevent these complications. Researchers recommend that everyone 6 months and older get a flu vaccine every flu season.
A new study found that US adults' flu vaccination rates differ significantly by demographics such as age, insurance status, and chronic conditions. The researchers suggest that boosting vaccination rates requires a concerted public health campaign and proactive primary care outreach strategy.
A city-wide school influenza vaccine intervention was associated with a decrease in influenza-associated hospitalizations and school absences. The study found that SLIV programs increased vaccination coverage and reduced influenza across communities.
Researchers found that seasonal flu vaccination boosts antibody-producing cells, but most are lost within a year. The study suggests longer-lasting 'universal' flu vaccines and improved vaccine design could address this issue.
Research found that dialysis facilities with larger proportions of Black and Hispanic patients had significantly lower flu vaccination percentages than less diverse facilities. The study highlights the need for targeted vaccination outreach programs to protect vulnerable communities.
A new study using big data and survey results from the 2018-19 flu season found strong associations between regional social media messages and vaccination attitudes and behavior. However, when people discussed vaccination with others, negative effects of social media on vaccine behavior disappeared.
A study finds that immune suppression in older adults is reversible and can be relieved by targeting a specific cell type. This breakthrough could lead to more effective flu vaccines and potentially COVID-19 vaccines, increasing protection for seniors.
Research reveals flu vaccinations can reduce Alzheimer's incidence by up to 17%, with pneumococcal vaccination showing a similar protective effect. Vaccination also found to reduce mortality in people with dementia.
Research finds flu vaccination significantly lowers risk of heart attack, TIA, death, and cardiac arrest in adults over 50 and high-risk groups. Vaccination rates are under-utilized, especially among vulnerable populations, emphasizing the importance of increasing flu vaccinations.
A study by Emory Vaccine Center found that adjuvants can strengthen both rookie and veteran elements of the immune response to a vaccine containing H5N1. This has significant implications for developing universal flu vaccines against multiple strains, as well as optimizing responses against SARS-CoV-2.
Researchers identified an enhanced immune response to the H5N1 influenza virus in a two-dose vaccination trial. The findings suggest that this approach could lead to the development of a universal flu vaccine targeting multiple strains.
A new study published in eLife found that early exposure to the flu virus can reduce the risk of future infections, particularly with the same subtype. The study also showed that the effectiveness of flu vaccines varies with age and birth year, suggesting that early exposure plays a role in shaping immune responses.
Researchers found that one flu strain, H3N2, can mutate relatively easily to escape broad-acting antibodies, while another strain, H1N1, is more difficult to evade. The study highlights the challenges involved in designing a universal flu vaccine and suggests that further research is needed to develop an effective treatment.
A national study found 6.1% of parents hesitant about routine childhood immunizations while nearly 26% were hesitant about the influenza vaccine. The researchers suggest focusing on changing behavior rather than directly countering beliefs or attitudes to combat hesitancy.
Researchers found a strong association between flu vaccine coverage and reduced antibiotic use in the US. The study suggests that expanding flu vaccine coverage could reduce inappropriate antibiotic prescribing and mitigate the growing problem of antibiotic resistance.
A new study suggests that using mice with pre-existing illnesses could improve the accuracy of flu vaccine development and efficacy. The researchers found that dirty mice showed more extensive lung damage from influenza A virus than clean mice, indicating a potentially less effective vaccine in these animals.
Researchers have successfully developed a MERS vaccine that fully protects mice against the deadly virus, and it may hold promise for developing vaccines against COVID-19. The vaccine uses a harmless virus to deliver a MERS coronavirus protein into cells, generating an immune response.
Between 2008-2018, deaths from infectious diseases decreased steadily, with a significant shift towards HIV/AIDS among 15-24 year olds. Traditional vaccine-preventable diseases have largely disappeared, but seasonal and unpredictable diseases remain a concern.
A large cohort study published in Annals of Internal Medicine found that apixaban was associated with a lower risk of stroke or systemic blood clots compared to rivaroxaban in patients with nonvalvular atrial fibrillation. The study also showed that apixaban was linked to a lower risk of gastrointestinal bleeding or bleeding in the brain.
Adding travel history to patient evaluation could help identify risk for potential exposure to COVID-19. The authors argue that this simple measure can trigger more detailed history, appropriate testing, and rapid implementation of protective measures.
A recent study found that social media significantly increased expressions of distrust in government regarding vaccines after the 2018 Changchun Changsheng Biotechnology vaccine incident. The researchers also observed a decrease in self-reports of vaccination and expressed support for vaccine acceptance in China.
A Rutgers-led team has created a tool to monitor live influenza A virus mutations in real time, allowing for the analysis of viral RNA without killing cells. This breakthrough could aid virologists in understanding and stopping viral replication.
Experts cite urgent need for influenza vaccinations to prevent outbreaks in detained migrants and asylum seekers. The logistics of vaccine administration are relatively straightforward, with a low risk of adverse effects.
A recent study published in Clinical Infectious Disease found that full influenza vaccination among children reduces the risk of hospitalization associated with influenza by 54%. The study, conducted in Israel, tested the effectiveness of childhood vaccination against influenza and risk of hospitalization due to complications.
A new study published in Clinical Infectious Disease found that fully vaccinating children reduced the risk of hospitalization for influenza complications by 54%. The research, led by Dr. Hannah Segaloff and Prof. Mark Katz, validated guidelines recommending two vaccine doses for children under 8 who have never been vaccinated or recei...
A new Penn Medicine study developed an mRNA vaccine that successfully protected young mice against influenza and other pathogens in the presence of maternal antibodies. The vaccine worked by continuously producing antigens, eliciting a prolonged immune response.
Researchers developed a novel nanoparticle vaccine that combines M2e and NA proteins, providing strong cross-protection against six different influenza virus strains. The vaccine offers potential as a universal flu vaccine or component of such vaccines.
Researchers found that injecting influenza vaccines into tumors increases the immune system's response, changing cold tumors to hot ones. This triggers an immune-stimulating effect, reducing tumor growth and improving survival rates. The study suggests that flu shots could be repurposed as cancer treatments.
Researchers found that injecting seasonal flu vaccines into tumors in mice increased systemic immune responses and sensitivity to treatments. The results suggest that antipathogen vaccines may find additional benefit as cancer immunotherapies, potentially converting cold tumors to 'hot' states.
Researchers from the University of Konstanz conducted an experimental study on how vaccination arguments propagate in online chains. The study found that existing vaccination beliefs are resilient to radicalization and do not become more extreme even when exposed to opposing views. This has significant implications for public health, h...
A team of Brown University researchers will compare two licensed flu vaccines in up to 1,000 nursing homes to identify the most effective one for elderly residents. The study aims to inform public health decision-making and improve healthcare outcomes for this vulnerable population.
A new study found that only 24.5% of child care center directors reported having a flu vaccine requirement for children, and even fewer for adult caregivers. However, states with laws mandating flu vaccination for children in day care were more likely to have requirements.
A new study suggests that immersive virtual reality can increase the acceptance of flu vaccinations among adults aged 18-49. The research found that participants who experienced a five-minute virtual reality simulation showed increased concern about transmitting flu to others and were more confident in the effectiveness of vaccination.
Researchers at Michigan State University have found that cellular RNA levels change significantly following infection or vaccination. The study's findings could help identify new targets for building better flu vaccines and aid in the design of a universal vaccine.
Researchers at Colorado State University aim to create a new and improved TB vaccine, which has shown strong immune response in early-stage clinical trials. The project will include a multidisciplinary team of over 20 researchers and scientists to better understand the immune responses required for protection against TB.
Researchers at Scripps Research have found an antibody that protects against a wide range of influenza viruses by targeting the neuraminidase protein. The discovery could lead to the development of a universal flu vaccine that offers broad protection against human, swine, and avian strains.
Researchers have isolated three broadly protective human antibodies targeting the influenza virus neuraminidase protein, providing strong protection against various strains in vitro and mice. These antibodies could inform the development of new antiviral treatments and HA-based vaccines with longer-lasting immunity.
A newly discovered antibody protects mice against a wide range of lethal influenza viruses, representing human, swine, and avian strains. The antibody could serve as a template to design a universal flu vaccine and treat severe cases of flu.
A clinical trial is recruiting volunteers aged 18-50 to be deliberately infected with influenza virus under controlled conditions. The study aims to assess the impact of pre-existing antibodies on flu symptoms, fever and muscle aches. Volunteers will undergo follow-up clinic visits for up to 90 days after challenge.
Dr. Kathleen Neuzil's pivotal research informed global vaccine policy, saving millions worldwide. As a member of the National Academy of Medicine, she will continue to shape public health policy.
Researchers at Mount Sinai develop a novel vaccine using chimeric hemagglutinin, inducing broad antibody responses against human and avian influenza viruses. The study shows promise for a universal flu vaccine, but interim results indicate further work is needed.
Researchers discovered a 'senescence' pattern in influenza virus surface protein mutations, making it harder to predict future changes. This understanding can improve vaccine strain selection, ultimately enhancing protection against seasonal flu outbreaks.