Articles tagged with Vaccine Research
A large-scale study published in the BMJ found that children born in October are most likely to be vaccinated and least likely to be diagnosed with influenza, confirming public health guidance of getting flu vaccinations in October. The study analyzed over 800,000 children's health records from 2011-2018.
Researchers identified an optimal approach that uses periods of stricter and less strict lockdowns to accompany recurring epidemic waves. They also found that small changes in key parameters can flip the optimal strategy from one extreme to the other.
A study by UC Davis Health found that a single dose of BCG reduced liver tumor burden and extended the survival of mice with liver cancer. The vaccine boosted the body's immunity, leading to tumor shrinkage and improved liver function.
A new study aims to enhance and prolong vaccine effectiveness by delivering adjuvants to white blood cells using lipid nanoparticles. The research, led by WVU professor Sharan Bobbala, has the potential to provide broader protection against evolving viruses and multiple diseases.
Research finds socioeconomically advantaged parents are less likely to vaccinate their teens against HPV due to safety concerns. Parents from disadvantaged groups cite lack of knowledge as a reason for hesitancy.
A large study of nearly 200,000 newborns in Sweden and Norway found that COVID-19 vaccination during pregnancy was not associated with any increased risks in newborn infants. In fact, babies born to vaccinated mothers had lower mortality rates and fewer serious complications.
Researchers found a four-fold increase in immune response when people alternate arms during two-dose vaccinations. The study showed improved immunity to the original and omicron variants after three weeks and persisted beyond 13 months.
A new study by NYU School of Global Public Health found that Americans who trusted their own doctors were more likely to get vaccinated against COVID-19. In contrast, trust in public officials had no significant impact on vaccination behavior. The researchers conclude that engaging the medical profession in communicating vaccine benefi...
Researchers at Duke University have discovered a critical structure on the HIV virus that plays a crucial role in its infection process. By understanding this structure's dynamics, scientists may be able to design broadly neutralizing antibodies for an AIDS vaccine.
A University of Alberta-led international network is studying very rare adverse events after vaccination, using cutting-edge techniques and unprecedented data from around the world. The goal is to enhance vaccine safety assessment and inform health authorities on the most appropriate type of vaccine for specific outbreak settings.
A new vaccine design has been developed by a UC Riverside-led research team, which uses preexisting immunity to the influenza virus to help kickstart the production of antibodies against SARS-CoV-2. The vaccine aims to speed up the immune response and provide better protection for people who still lack immunity to the coronavirus.
A study published in Psychological Science found that openly gay, bisexual and other sexual minority men were more likely to seek care for mpox during the global outbreak. The researchers suggest that this may be due to an information gap, with community-connected resources being crucial for those who conceal their sexual orientation.
A nationwide cohort study found that COVID-19 survivors exhibit lower all-cause mortality and congestive heart failure but higher acute myocarditis and deep vein thrombosis risks. Younger, non-vaccinated patients with preexisting cardiovascular risk factors face elevated cardiovascular complications.
Researchers have successfully used mRNA technology to correct a rare genetic disease in mice, demonstrating its potential therapeutic use. The treatment corrected the lethal consequences of the disease and restored glutathione metabolism.
A comprehensive study reveals repeated incursions of Foot-and-Mouth Disease virus in Israel and neighboring areas, emphasizing the importance of improved surveillance, vaccination efforts, and cross-border cooperation. The research underscores the necessity for unified strategies to effectively combat FMD and reduce its economic and ag...
Researchers at Karolinska Institutet have developed a nasal spray with IgA antibodies that can protect mice from SARS-CoV-2 infection. The treatment significantly diminished virus load in infected mice and showed stronger binding to the spike protein compared to original IgG antibodies.
A study of over 5,000 adults found that acute hospital care at home (AHCaH) is associated with low mortality, escalation, and readmission rates among medically complex and socially vulnerable patients. AHCaH was also linked to improved experiences and physical activity levels.
Mayo Clinic researchers used genetic sequencing to study the measles virus's spread in a human brain. The study found that the virus acquired distinct mutations that drove its spread from the frontal cortex outward. This knowledge may help develop effective antiviral drugs to combat SSPE, a rare and lethal brain disease caused by measles.
A new study explores the intensity of impatient emotion during different phases of a waiting period. The research found that people experience the highest levels of impatience as the end of the wait approaches, driven by their desire for closure.
A new study found that COVID-19 vaccine effectiveness decreases after six months, highlighting the importance of continued booster shots. Researchers analyzed over 10 million cases and discovered a significant reduction in mortality rates among vaccinated adults.
A new study found that a smaller dose of the mpox vaccine, administered in two doses spread out over weeks to months, produced a detectable immune response similar to the full FDA-approved dose. This was true for people with or without HIV, and those previously vaccinated against smallpox also had a stronger immune response.
Two Melbourne-made COVID-19 vaccines demonstrated strong boosting capabilities against SARS-CoV-2 variants in a Phase 1 clinical trial. The vaccines focus the immune response on the receptor binding domain, potentially providing a more efficient approach to boost immunity.
A new study by Texas A&M University researchers found a significant decrease in measles antibody concentrations with increasing urinary arsenic levels in children with low serum folate levels. Folate intake may mitigate the toxic effects of chronic arsenic exposure, but the unequal impact of arsenic by sex remains unclear.
Researchers have developed a needle-free ultrasound vaccine delivery technique that produces a higher immune response than traditional methods. By harnessing acoustic energy to clear passages and drive drug molecules into cells, the approach shows promise in reducing costs and increasing efficacy while minimizing risks.
A new vaccine patch has delivered an effective immune response to Zika virus in mice, providing rapid protection against the disease. The patch, which uses a high-density microarray platform, targets a specific protein crucial to the virus's survival and evokes T-cell responses up to 270% higher than traditional vaccines.
A study will examine the cognitive function of older adults who were exposed to measles during childhood, shedding light on potential long-term benefits of routine childhood vaccinations. The research aims to better understand how childhood experiences shape health and well-being across the life course.
A new study found that a half-dose of the Pfizer COVID-19 booster vaccine elicited a non-inferior immune response to a full dose in Mongolian adults, with fewer side effects. The study suggests that fractional dosing may improve booster acceptability and reduce costs.
A new study suggests that a fourth dose of the mRNA vaccine significantly reduces risk of infection and severe COVID-19 in patients with autoimmune rheumatic diseases. The study found a 41% reduction in risk for infection and 65% reduction for admission/death compared to those who did not receive a fourth dose.
A study found that 20% of patients treated with nirmatrelvir-ritavir (N-R) experienced virologic rebound, a phenomenon where viral load increases after initial decline. In contrast, only 1 untreated patient was affected. The researchers suggest considering the risks and benefits of N-R treatment in patients at low risk for severe disease.
A study published in Cell Host and Microbe found that gender-neutral HPV vaccination is effective in preventing cervical cancer by inducing a stronger herd immunity. The vaccine protects against high-risk HPV types 16 and 18, which cause 70% of all HPV-related cervical cancers, and also provides cross-protection against low-risk types.
The study found co-administration of the Pfizer-BioNTech COVID-19 vaccine with the seasonal influenza vaccine to be effective in preventing COVID-19 and flu-related outcomes. This may improve vaccination uptake for both vaccines.
The HPV vaccine effectively clears most cancer-causing strains, but a new equilibrium of lower-risk HPV types emerges, suggesting a change in screening approaches. Vaccinating boys and girls may be necessary to clear all cancer-causing HPVs.
The UK has launched four new research hubs to address challenges of vaccine manufacturing and delivery in developing countries. The hubs will use lessons from the global COVID-19 rollout to improve processes, with funding from £33 million UK aid and £1.5 million EPSRC co-funding.
A new study by Boston University School of Public Health found that COVID-19 vaccination in female and male partners does not increase the risk of miscarriage. In fact, vaccinated individuals had a slightly lower risk of miscarriage compared to unvaccinated individuals. The study analyzed survey data from over 1,800 female participants...
Scientists at the University of Birmingham have identified a mechanism that led to some patients experiencing deadly clotting following Covid-19 vaccination. The team found that Platelet factor 4 (PF4) activates the c-Mpl-Jak2 pathway in platelets, triggering clot formation.
Researchers identified enhanced B-cell and T-cell responses in fully vaccinated individuals who became infected with SARS-CoV-2, generating immunological memory to prevent severe infection. Vaccine-primed memory T cells play a critical role in preventing severe COVID-19.
A new study by UMass Amherst researchers found that adult vaccination rates increase when out-of-pocket costs decrease. The study analyzed data from the shingles vaccine and found a significant increase in vaccination rates after the Affordable Care Act required private insurers to cover vaccinations.
A recent study by Finnish Institute for Health and Welfare reveals that the two-dose varicella vaccination programme significantly reduced health centre appointments related to chickenpox among children under 12. The number of cases decreased by more than 95% in 2022 compared to pre-vaccination levels.
A recent study from the University of Kansas found that testimonials about a person's lived experience can increase receptivity to opposing views on polarizing issues. Participants who read testimonials were more willing to consider alternative perspectives than those who read informative articles.
Researchers found a quantitative difference in B cell response following vaccination between young and older adults, with younger adults mounting a stronger clonal response and older adults having more activated B cells. This study provides insights into the age-related differences in B cell vaccine response and may lead to the develop...
Researchers developed a promising strategy to reduce adverse reactions to nanoparticles by using complement inhibitors. The study showed that regulators being studied effectively inhibited complement activation by nanoparticles in human serum in vitro and animal models.
Researchers at Tulane University discovered that prior exposure to Cytomegalovirus (CMV) significantly reduces the risk of birth defects and miscarriage during pregnancy. The study found that pre-existing immunity effectively limits transmission and protects against associated birth defects.
Researchers found that using electronic prompts during appointment scheduling for seasonal flu and COVID-19 vaccines can identify willing participants for HPV and shingles vaccines. Only 30% of those booking for these vaccines were already vaccinated against HPV, presenting a significant opportunity for targeted campaigns.
The article discusses the need to reassess COVID-19 precautions in 2023, particularly for patients with hematologic malignancies. The researchers highlight the increased risk of poor response to vaccination and worse outcomes from COVID-19 infection among these patients.
Researchers at UMass Amherst have identified a small strand of microRNA called let-7 as crucial in governing the formation of cellular memories that enable T-cells to recognize and attack tumor cells. This discovery offers new insights into how vaccines work and could lead to improved cancer therapies by boosting cellular memory.
Researchers found that training the gut's immune system to target flagellin, a protein enabling bacterial motility, protects against emulsifier-induced chronic intestinal inflammation and metabolic dysregulation. This study suggests a potential new approach for preventing inflammatory conditions such as obesity and type 2 diabetes.
A study of over 15,000 individuals with chronic kidney disease found that young age, Black race, and low education and income were linked to lower flu vaccine uptake. The study suggests that targeted vaccination efforts could improve uptake among those with kidney disease.
A new editorial paper explores the effectiveness of the third dose booster vaccine against SARS-CoV-2 in immunocompromised individuals. Researchers found that while the vaccine improves vaccine effectiveness across various measures, its benefits are not as significant for patients with cancer.
A new study by Uppsala University researchers reveals a significant difference in vaccination rates among people with varying cognitive abilities. Among those with the highest cognitive ability, 80% were vaccinated within 50 days, while it took 180 days for those with the lowest cognitive ability to reach the same rate.
Researchers found that hepatitis C treatment improved response to hepatitis B vaccine in individuals who previously didn't respond. The study recommends checking for hepatitis B immune protection and offering vaccination after treatment.
In a cohort study of 2,055 patients with glomerular diseases, COVID-19 vaccination did not worsen kidney damage or affect proteinuria. The data support vaccination for COVID-19 in patients with glomerular disease.
A recent study found that ChatGPT scored 9/10 in accuracy for debunking Covid-19 vaccine myths, making it a reliable source of non-technical information. The AI tool's responses were accurate in addressing both true and false contraindications, but highlighted potential concerns over changes in answers over time.
Researchers are developing a community-based digital health intervention to increase vaccination uptake among children in rural and underserved areas. The project aims to empower community health workers to deliver education on vaccinations, overcoming the digital divide and addressing challenges faced by limited health workforce.
Researchers tracked infections among Connecticut correctional facility residents to find that high exposure to the virus reduces vaccination and prior infection effectiveness. Hybrid immunity provides higher protection in such settings.
Researchers found that sequential vaccinations given in the same arm generated a stronger immune response than those administered in different arms. This is particularly true for cytotoxic CD8+ T cells and antibodies targeting the SARS-CoV-2 virus.
Scientists have discovered that SARS-CoV-2 can infect cells using multiple entry points beyond ACE2, explaining its ability to jump between species. This finding highlights the need for continued monitoring of coronaviruses and their potential to cause future pandemics.
Pregnant individuals who received a full course of COVID-19 vaccination and a booster have the strongest immune protection from the disease. Boosting after previous infection increases antibody levels in both mothers and newborns, providing maximum possible protection to infants as SARS-CoV-2 evolves.
A new study on over 40,000 Canadians found that extroverts were 18% more likely to refuse COVID-19 vaccination. In contrast, people with high openness and agreeability were more likely to get vaccinated. The findings can help inform future public health messaging strategies.
A new study found that COVID-19 vaccines significantly reduced dementia-related deaths in long-term care and nursing homes, with a 77% decrease in the second year. However, deaths among those living at home did not decline as much, with only a 16% reduction.
A new study found that rural areas experienced higher excess deaths during the second year of the pandemic, despite vaccines being widely available in urban areas. The study highlights the role of healthcare inequities, vaccine skepticism, and partisanship in exacerbating mortality rates in rural communities.