Articles tagged with Flu Vaccines
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A web-based program educating mothers about reliable health information and vaccine-preventable illnesses was effective in persuading vaccine-hesitant mothers to vaccinate themselves and their infants. The study found that 82% of hesitant pregnant women received flu and Tdap vaccines after participating in the online intervention.
A nationwide Danish trial found that emphasizing cardiovascular benefits and a repeat-letter strategy increased vaccinations by 0.89% and 0.73%, respectively. These low-cost interventions have the potential to overcome vaccine hesitancy in high-risk populations, preventing illnesses, hospitalizations, and deaths.
The Access to Advanced Health Institute has received a $9.9 million award to develop an intranasal bivalent influenza RNA vaccine candidate based on its self-amplifying RNA platform that targets both pandemic A(H5N1) and A(H7N9) influenza virus pathogens.
Researchers developed a vaccine platform that uses nanoscopic particles to deliver antigens, which can stimulate immune responses. The platform showed promise in early trials with mice, with improved survival rates against influenza and HIV.
Researchers used simulations to study the movements of influenza virus proteins, finding that they can clump together and form large aggregates. This discovery could lead to improved vaccines and antiviral treatments by targeting these vulnerable states.
Researchers created an atomic-level computer model of the H1N1 virus, revealing dynamic movement of HA and NA proteins. This discovery provides new insights into the flu vaccine's target sites, suggesting possible strategies for designing future vaccines and antivirals.
A new study provides evidence on when OAS occurs and how it impacts seasonal vaccines and booster shots. The findings suggest that boosting against a new strain can be effective if the new strain is sufficiently different from the previous one.
Researchers explore challenges and propose next-generation vaccine strategies for mucosa-replicating viruses, which evade full immune response due to short incubation periods and nasal mucosa replication. To overcome immune tolerance, significant knowledge gaps must be filled on ideal vaccine formulations, dosage, and techniques.
A new study by University of Kent researchers identifies 'distrustful complacency' as a key factor behind vaccine resistance, highlighting the importance of both public concern and political trust in driving vaccination uptake.
Researchers developed a multivalent mRNA-based vaccine protecting against all 20 known influenza subtypes, providing broad protection in animal models and paving the way for clinical trials.
A systematic review of 36 studies found that influenza vaccination reduced the risk of SARS-CoV-2 infection by 20% and poor outcomes like ICU admission and death by 17-31%. The findings suggest that routine influenza vaccination could offer non-specific immunity against COVID-19 symptoms.
A new study finds that children with severe forms of epilepsy, such as Dravet syndrome, are at high risk of seizures triggered by the flu. The seasonal influenza vaccine is recommended for these children to protect them from complications and prolong their survival.
An international study found that flu vaccines significantly reduce pneumonia, hospitalization, and cardiovascular deaths in people with heart failure. The study, led by McMaster University researchers, showed a 40% reduction in pneumonia and 15% reduction in hospitalization.
A study found that media literacy and trust in health experts are more powerful predictors of COVID-19 vaccine intentions than previous behavior or knowledge. Researchers also discovered that people who refused flu vaccines had lower future vaccine intentions despite higher COVID-19 knowledge.
Researchers at the University of Calgary found that vaccination against influenza significantly lowers the risk of stroke among adults. The study analyzed health records of over four million Albertans and showed that the risk of stroke was reduced in all age groups, not just those at high risk.
Researchers at the University of Missouri School of Medicine discovered a high prevalence of COVID-19 co-infections with the flu during the 2021-2022 flu season, peaking at 48% in October 2021. Vaccinations against both viruses appeared to offer protection against co-infections.
Researchers found that reduced NA activity enables HA mutations to become more neutral, and that this process is crucial for predicting future flu strains. The study aims to improve flu vaccine accuracy by understanding the interactions between HA and NA genes.
A Johns Hopkins Medicine study found that COVID-19 booster shots are essential for maintaining long-term immunity against infection, particularly among older adults. The results support the CDC vaccination guidelines recommending COVID-19 boosters and highlight the importance of continued research on factors affecting immunity.
A study found that the 2021/22 influenza vaccine had only 36% effectiveness against A(H3N2) in Canada, with a mismatch between the vaccine strain and the circulating virus. This suggests that the replacement of the vaccine strain for the upcoming season is necessary.
A study published in Neurology suggests that getting an annual flu shot may be associated with a lower risk of stroke. Researchers found that those who received the flu shot were 12% less likely to have a stroke than those who did not, after adjusting for other factors.
Researchers at Georgia State University have developed a single, universal flu vaccine candidate that induces immunity to conserved M2 ectodomain and multi-subtype neuraminidase proteins, providing broad cross-protection against antigenically diverse influenza A and B viruses in mice. The study shows promising results in young and aged...
Researchers at McMaster University have discovered a combination of antiviral drugs and antibody therapies that is more effective than either approach alone. The combination boosts the virus-fighting properties of antibodies, which work by binding to infected cells and triggering the immune system to kill them.
A new poll shows that 61% of people over 50 who have already gotten at least one dose of COVID-19 vaccine are very likely to roll up their sleeves for an updated booster shot. Health providers' recommendations will play a crucial role in increasing vaccination rates among older adults.
A novel study found that vaccine-related fears significantly impact flu shot outcomes, reducing vaccination rates and increasing symptoms of dizziness. Researchers recommend interventions to address fear and potential dizziness, such as applied muscle tension techniques.
A study of 980,000 people found that simultaneous administration of COVID-19 mRNA booster and seasonal influenza vaccines was associated with significant increases in reports of systemic reactions. The study suggests that the combination may lead to more severe adverse events, highlighting the need for further research.
A new universal influenza B vaccine protects against different strains and offers robust and sustained cross-immune protection. The double-layered protein nanoparticle vaccine is constructed with a stabilized portion of the influenza virus and induces broadly reactive immune responses.
Researchers have developed a new live-attenuated influenza A vaccine approach using proteolysis-targeting chimeric (PROTAC) viruses. The approach uses the endogenous ubiquitin-proteasome system of host cells to degrade viral proteins, resulting in sufficiently attenuated but immunogenic vaccines.
Researchers at Georgia State University developed a universal flu vaccine offering broad cross-protection against different strains and subtypes of influenza A viruses. The vaccine, using M2e-stalk protein genetic fusion, induces immunoglobulin G antibodies and protective cellular T cell immunity in mice.
A Phase 1 clinical trial of a novel influenza vaccine, BPL-1357, has begun at the National Institutes of Health Clinical Center. The study aims to test the safety and immune response of the vaccine in healthy adult volunteers.
A new study from UTHealth Houston found that flu vaccination was associated with a 40% lower risk of developing Alzheimer’s disease in US adults over a four-year period. The study analyzed a large sample of patients and found that consistent flu vaccination every year had the strongest protective effect.
A study found that over 60% of parents of children with kidney disease or hypertension are unsure or unwilling to vaccinate their child against COVID-19. Effective vaccines exist to protect children from COVID-19, and the findings highlight the need for clear communication to address parental concerns.
A systematic review and meta-analysis found that physical activity can boost the body's immune response to influenza vaccination. The study analyzed data from over 100,000 individuals and concluded that regular exercise may provide better protection against the flu.
A study found that automated text messaging was comparable to direct phone calls in getting unvaccinated patients to seek COVID-19 shots, with higher response rates among Black patients and those with lower incomes. The study suggests using text messaging as a low-cost alternative to traditional patient outreach.
Scientists have proven that inhaled aerosol vaccines provide stronger immune responses and better protection from respiratory infections compared to nasal sprays. This method delivers vaccine droplets directly into the airway, inducing a broader protective response.
A team of researchers has found a way to block the replication of one strain of the influenza virus in human cells by inhibiting a specific protein modification process called SUMOylation. This breakthrough could lead to highly effective treatments for the flu and other respiratory viruses.
Leading ethicists argue that mandatory flu vaccination for healthcare staff is ethically justified due to the risks of nosocomial infections and staff shortages. In contrast, a COVID-19 vaccine mandate is considered unethical due to the low risk of serious illness among younger staff and concerns over coercion.
Researchers found that left-handed chiral gold nanoparticles increased the immune response in human cells even without an antigen, leading to a 25.8% increase in vaccine efficacy. The discovery uses chirality to enhance immune responses, potentially applicable to various vaccines.
A global trial found that people with heart failure who received an annual flu shot had lower rates of pneumonia and hospitalization on a year-round basis. The study also revealed significant reductions in major cardiovascular events during peak flu season.
A new study suggests increasing flu vaccination among US home healthcare workers could significantly reduce flu-related illnesses and hospitalizations among elderly patients. The research highlights the association between HHC staff flu-vaccination rates and patient illness at a national level.
A new study by researchers from the Annenberg Public Policy Center finds that exposure to alternative health media can affect beliefs about consequential health-care issues like vaccination. After Dr. Mehmet Oz endorsed the MMR (measles-mumps-rubella) vaccine on a March 2019 episode of “The Dr. Oz Show,” significantly more people in hi...
A retrospective cohort study found that shoulder injuries occurred in fewer than 1 in 10,000 patients who received intramuscular vaccinations administered in the deltoid muscle. Researchers also identified risk factors for developing shoulder conditions, including advanced age, female sex, and receiving pneumococcal conjugate vaccine.
A recent survey of over 3,200 NHS healthcare workers found that most preferred education and support as a solution to boost vaccination uptake. The study suggests that mandatory vaccinations may actually worsen trust and lead to thousands of staff leaving the profession.
A study published in PLOS Medicine found that the COVID-19 pandemic led to an increase in the uptake of childhood immunizations in Scotland. Researchers analyzed data from over 439,000 vaccine invitations and found higher immunization rates during lockdown periods compared to pre-pandemic years.
Children who receive repeated seasonal flu vaccines develop antibodies that provide broader protection against new strains, including pandemic viruses. This finding informs the design of a universal influenza virus vaccine for children.
A new intranasal flu vaccine constructed with nanoparticles has been shown to offer strong protection against different influenza virus strains in mice. The vaccine elicited multifaceted immune responses, leading to robust cross-protection and long-lasting defense.
Research led by Penn State found that minority individuals are more accepting of a combination influenza-COVID-19 vaccine than COVID-19 alone. The study suggests bundling vaccines may increase future uptake among minorities due to convenience.
Researchers identify a previously overlooked site on the HA protein, known as the 'anchor epitope', which can neutralize a wide range of influenza strains. This discovery has significant implications for the development of universal influenza vaccines and antibody therapies.
Scientists identify a new site of vulnerability on the influenza virus called the anchor, which has potential to recognize broad variety of flu strains. The discovery paves way for rational vaccine design and could lead to improved universal flu vaccines.
A December 2020 survey found that about two-thirds of adults in Jordan, the West Bank, and Syria were unwilling or hesitant to get vaccinated against COVID-19. Concerns over vaccine rigor and long-term health risks were primary reasons for hesitation.
The study found that flu vaccination rates are significantly lower among individuals without regular healthcare providers compared to those with a provider. Vaccination rates increased with age and were higher among those with more medical conditions.
Researchers have designed a new nanoparticle adjuvant that significantly improves antibody production following vaccination against HIV, diphtheria, and influenza. The adjuvant speeds up lymph flow to lymph nodes, helps antigens reach B cells before breaking down, and activates inflammatory cytokines for a stronger response.
Researchers discovered a correlation between simultaneous vaccination with the flu and shingles vaccines, resulting in reduced likelihood of administering a flu shot the next year. The study suggests that side effects from the shingles vaccine may be misattributed to the flu vaccine, contributing to this phenomenon.
A retrospective cohort analysis found that an algorithm-based automated text messaging system saved lives and reduced mortality rates by 68% among patients with COVID-19. The system, called COVID Watch, used text messages to monitor symptoms and escalate patients to healthcare providers for further care.
A recent study published in eLife found that limiting inflammation at the time of vaccination may boost immune responses in older people. The researchers discovered that pro-inflammatory signalling pathways negatively impact an optimal vaccine response in older individuals.
A new poll reveals that most people over 50 have received or plan to receive flu shots, with a majority also planning to get additional COVID-19 vaccine doses. The poll highlights differences in vaccine attitudes among older adults of different age groups and backgrounds.
Researchers developed a viral panel that enables simultaneous testing for SARS-CoV-2 and common respiratory viruses, providing insight into coinfections and viral spread. The tool helps predict and mitigate future outbreaks by tracking novel viral variants and their patterns of spread.
A recent review published in the Journal of the American Heart Association found that flu vaccination can significantly reduce the risk of heart attack and stroke in individuals with heart disease. Despite higher mortality rates from influenza, many Americans under 65 with heart disease have low vaccination rates.
The COVID-19 pandemic has led to reduced influenza reporting, but vaccination and strengthened surveillance are critical for a possible resurgence. Research highlights the importance of flu vaccination and early testing for non-influenza respiratory viruses.
A cell-based quadrivalent influenza vaccine has effectively provided protection against the flu in children and adolescents. The study found that the vaccine produced a sufficient immune response in children aged two to 18 years, with an overall vaccine efficacy of 54.6 per cent.
New research from an international team of scientists found that poor timing of influenza vaccination campaigns in Brazil led to increased premature births, lower birth-weight babies, and the need for more cesarean sections. The study suggests that earlier flu vaccination campaigns could better protect pregnant women and their babies.