Articles tagged with Vaccination
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Research reveals that age-dependent changes in germinal centres lead to reduced vaccine response in older people. The study demonstrates that reversing these changes can be achieved through interventions.
Dengue infection prevalence in US territories highlights need for improved control measures. Novel vector control methods and vaccine development hold promise for combating the disease.
Trials of Pfizer's maternal RSV vaccine suggest a possible increase in preterm births, prompting experts to call for further analysis and post-approval monitoring. The vaccine aims to protect infants from severe RSV illness, but its safety concerns have raised eyebrows.
The MUSC Hollings community health van has increased access to the human papillomavirus (HPV) vaccine in South Carolina's underserved communities. The vaccine is linked to six different kinds of cancer, including cervical, throat, anal, penile, vaginal and vulvar cancers.
The International Vaccine Institute (IVI) has started clinical development of DuoChol, a new oral cholera vaccine in capsule form. This innovation offers improved thermostability, reducing storage challenges, while making vaccines more accessible to those who need them most.
A systematic review and meta-analysis found that SARS-CoV-2 infection significantly increases the risk of Bell palsy, whereas vaccination poses a lower risk. The Pfizer/BioNTech vaccine did not differ significantly from the Oxford/AstraZeneca vaccine in terms of BP incidence.
Researchers developed bottlebrush-like nanoparticles that deliver immunostimulatory drugs to tumors, provoking an immune response and slowing tumor growth. The approach avoids systemic inflammation, making it a potential solution for boosting immune system responses in cancer patients.
The NIH is conducting a clinical trial to evaluate the JYNNEOS mpox vaccine's safety and immune response in adolescents aged 12-17. The trial, launched at George Washington University, aims to determine if the vaccine can protect teens from this painful and sometimes deadly disease.
Experts recommend managing SARS-CoV-2 like other endemic respiratory viruses using Standard and Transmission-based Precautions. They also suggest reconsidering pandemic-era strategies such as asymptomatic testing and contact tracing in the endemic era.
Researchers from NUS Medicine discovered that specific CPS structures and sugar combinations help Streptococcus pneumoniae colonize the human respiratory tract. The study sheds light on the importance of CPS structure in bacterial survival, which will inform future vaccine development.
A modelling study in Denmark found that universal varicella vaccination significantly reduces chickenpox-related cases and deaths in both children and adults. The study also showed cost-effectiveness of the vaccine, informing policymakers about routine immunization.
Researchers at Rice University have created a new technology called PULSED that can deliver time-released drugs and vaccines for extended periods. The technology uses high-resolution 3D printing and soft lithography to produce microcylinders made of biodegradable polymers, which can be loaded with drugs and release them over time.
An international project aims to discover modifiable cellular and molecular pathways of the developing infant immune system to improve infant vaccine responsiveness and prevent respiratory disease. By analyzing infants' immune systems from birth to five years old, researchers hope to identify biomarkers that predict vaccine responsiven...
Scientists have developed a new vaccine delivery method using powdered vaccines and a system driven by compressed gas, called MOF-Jet. The device can deliver therapeutics against cancer and other diseases in a relatively painless way, eliminating the need for needles and potentially reducing pain.
Researchers have created two novel adjuvants that significantly enhance the immune response to vaccines. The new adjuvants target toll-like receptors and are designed to be tailored for every individual vaccine, potentially reducing side effects and increasing effectiveness.
A global maternal Strep B vaccination program could avert over 200,000 cases and more than 31,000 deaths, as well as reduce disability in children. The study found that a one-dose vaccine program could cost $1.7 billion globally, while saving $385 million in healthcare costs.
A meta-analysis of seven studies found that sleeping less than six hours per night reduces the immune response to vaccination. The deficit was equivalent to two months of antibody waning. This suggests that getting good sleep may also extend the duration of protection provided by vaccines.
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 global study aims to better understand the burden of Human papillomavirus (HPV) among girls and women in low- and lower middle-income countries. The study will inform effective strategies to prevent infection and introduce HPV vaccine into national programs, protecting the health of girls and women and reducing rates of cervical cancer.
A recent study found that anxiety about contracting COVID-19 is a significant predictor of vaccine hesitancy. However, proactive coping, a trait involving future planning, also plays a surprising role in vaccine hesitation, amplifying it at both ends of the spectrum.
A new study explores the complexity of parents' decision-making processes regarding SARS-CoV-2 vaccination for their children. The research highlights the importance of individualized discussions with healthcare providers to help interpret evidence and provide tailored recommendations.
A recent study monitored the Italian province of Pescara for 18 months and found no increased risk of serious diseases among vaccinated individuals. The study revealed that vaccinated persons were more protected against COVID-19 and had lower rates of deaths and disease occurrences compared to non-vaccinated individuals.
The study found that CoronaVac and Pfizer-BioNTech vaccines remained effective against severe SARS-CoV-2 Omicron outcomes, but older individuals' protection waned after six months. A booster dose is recommended for older patients to restore immunity.
A large Dutch study found that the BCG vaccine does not protect elderly people with co-morbidities against COVID-19 symptoms. The study analyzed 6,112 participants and showed no difference in disease manifestations or hospitalizations between those who received the vaccine and those who received a placebo.
A study found that stock photography sites have limited representation of diverse populations, particularly people with darker skin tones and lower socioeconomic status. This limitation makes it challenging for organizations to develop effective communication tools to reach these groups.
A cohort study of over 600 persons with non-MRI-conditional implantable cardioverter defibrillators found that these devices continue to appropriately treat detected tachyarrhythmias after MRI scans. The findings suggest that patients with non-MRI-conditional ICDs can safely undergo MRI exams without compromising device function.
An experimental vaccine against Marburg virus demonstrated a good safety profile and induced strong, long-lasting immunity in a Phase 1 clinical trial. The vaccine candidate, cAd3-Marburg, induced an immune response in 95% of participants and maintained that response for over 48 weeks.
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.
A recent study published in PLOS Biology found that individuals with strong attitudes towards science tend to be overconfident about their level of understanding. This suggests that addressing the discrepancy between what people know and believe they know may be a more effective strategy for improving scientific literacy.
A new study suggests TB vaccination could be overall cost-effective in 73 of 105 low- and middle-income countries (LMICs), with potential economic benefits of US $474 billion by 2050. The modeling study, published in PLOS Medicine, found that vaccination could save billions of dollars annually.
Researchers found that patients used various therapeutic strategies to alleviate symptoms, including mind-body medicine, nutritional supplements, exercise, and olfactory training. Many patients need more understanding, recognition, and specific post-COVID health care services, as well as empathy from their doctors.
Researchers found women's immune responses to herpes simplex virus (HSV) vaccine are stronger, while those with prior exposure have different type I IFN signatures. This interaction may affect vaccine effectiveness.
Researchers found that high levels of mucosal IgA antibodies in the airways protect against SARS-CoV-2 infection for at least eight months, with a 90% lower risk of re-infection. Participants with prior infections generated stronger mucosal immune responses to Omicron breakthrough infections.
A new study reveals that long-lived germinal centers, which can last for six months, are maintained by a dynamic balance between founder B cells and newly introduced naive B cells. The research provides insights into the workings of these microscopic training grounds and could inform future vaccine design.
There were significant increases in HPV vaccine administration among commercially insured adults aged 27 to 45 following the Advisory Committee on Immunization Practices' recommendation change in 2019. This trend is attributed to shared decision-making between patients and clinicians.
The Ebola vaccine trials found all three regimens safe in both age groups, with antibody responses detectable for one year. The study enrolled over 3,100 volunteers in Guinea, Liberia, Sierra Leone, and Mali.
A large-scale randomized clinical trial confirms the safety of three Ebola vaccine regimens, inducing an immune response that persists for up to 12 months. The study suggests that vaccines can be a crucial tool in fighting the spread of the disease in sub-Saharan African countries.
A survey study found adolescents who received routine childhood vaccines were more likely to receive a COVID-19 vaccine dose. This may indicate that addressing hesitancy about routine vaccinations can reduce concerns about COVID-19 vaccines.
The study analyzed 23,000 symptomatic individuals in King County, Washington, from June 2020 to July 2022. It found shifts in reported symptoms between SARS-CoV-2 variants and persistent racial and sociodemographic disparities in rhinovirus infection.
Researchers found that lncRNA MVIH is overexpressed in cervical cancer tumors and associated with younger age, lymph node metastasis, tumor invasion depth, and squamous cell type. This suggests its potential as a diagnostic biomarker for cervical cancer.
Researchers from Tokyo Medical and Dental University discovered three novel STAT1 variants that cause Mendelian susceptibility to mycobacterial disease (MSMD) in response to the BCG vaccine. The variants result in loss of function of the STAT1 protein, preventing an appropriate immune response.
Researchers found that a vaccine against the toxin produced by E. coli protects infant mice from intestinal damage, suggesting it could boost global efforts to combat childhood malnutrition. Vaccinating kids against E. coli diarrhea may prevent long-term effects like stunting and micronutrient deficiencies.
A new study from Ohio State University found that individuals with greater certainty in their views on vaccines are more likely to become vaccine advocates. This discovery could aid in identifying target audiences for interventions aimed at increasing pro-vaccine certainty.
A new study by RCSI University of Medicine and Health Sciences found that the circadian body clock influences immune responses to vaccines. The research discovered that the shape of mitochondria in dendritic cells changes throughout the day, impacting their ability to break down vaccines.
A Queen Mary University of London study found that only 75% of children receive the first MMR vaccine on time, with poorest neighborhoods most affected. The researchers call for increased investment in vaccination services to ensure all London children are protected from measles.
A global Phase 2/3 clinical trial found that vaccination with SCB-2019 reduced the risk of transmitting SARS-CoV-2 infection to household members. The study showed a significant reduction in symptomatic cases among vaccinated household contacts and indicated that vaccines can play an important role in controlling future outbreaks.
A modelling study allocates vaccines to cities with higher epidemic potential and more initial cases. This maximizes the impact of a limited supply. The study emphasizes global vaccine equity and a population-level perspective in responding to outbreaks.
Researchers found that shingles increases the long-term risk of stroke and heart attacks by up to 30% in individuals aged 50 and older. The study followed over 200,000 participants for up to 16 years and suggests that vaccination may help reduce this risk.
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 team of scientists at Boston Children's Hospital created a new tool to analyze vaccine responses, enabling better understanding of immune system reactions. The Immune Signatures Data Resource contains data from 53 studies covering 24 different vaccines.
Research found babies born naturally have higher antibody levels after vaccination compared to those born via C-section. Breastfeeding also boosts antibody levels, with formula-fed children having 3.5 times lower levels.
A pre-pandemic conspiratorial mindset was associated with hesitance to accept COVID-19 vaccines, a new study suggests. Individuals who held conspiracy theories prior to the pandemic were more likely to believe in COVID-19 conspiracy theories and report hesitancy to be vaccinated.
Researchers mapped out variations in vaccine distribution policies among 29 countries, highlighting differing priorities such as age, comorbidities, and occupation. The study suggests that vaccination schedules differ from resource allocation strategies in healthcare, reflecting diverse moral judgments underlying each approach.
A study published in Science Immunology clarifies the function of tissue-resident memory T cells (Trm cells) in protecting against infection and cancer. Researchers found that CD103+ Trm cells play a less critical role, while CD103- cells are more effective in attacking bacteria upon reinfection.
A meta-analysis of 820 healthy young adults reveals specific biomarkers and inflammatory signatures that predict antibody responses to vaccines. The study's findings could lead to the development of tailored vaccines for improved protection.
Researchers at IRB Barcelona found that senescent cells stimulate the immune system to attack tumors more effectively than dead cells. Vaccinating healthy mice with senescent cells reduced tumor growth and improved immune response in animal models of melanoma and pancreatic cancer.
A UK study found substantial monkeypox transmission before symptoms appear, with 53% of cases occurring pre-symptomatically. The study's findings have important implications for infection control globally and may affect isolation and contact tracing policies.
The Annenberg Science and Public Health Knowledge Monitor assesses public knowledge on climate, maternal health, vaccination, and more. The quarterly survey reports aim to highlight strengths and weaknesses in public knowledge and inform public health strategies.
Researchers at the University of Illinois College of Veterinary Medicine have identified a specific type of T cell that produces cytokines necessary for acquiring immunity against fungal pathogens. This finding could lead to the development of effective fungal vaccines.