Articles tagged with Vaccination
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A new study from Southern Methodist University found that a self-persuasion app on an iPad motivated low-income parents to vaccinate their teens against human papillomavirus, a cancer-causing virus. The app used audio prompts and guided parents in thinking through the importance of vaccination.
A study published in AIMS Public Health estimates that the 1962 human cell strain breakthrough saved nearly 10 million lives and prevented over 4.5 billion cases of disease globally through vaccination. The development enabled vaccines to be produced safely, leading to widespread vaccination against multiple infections.
A new study by MIT scholars found that voters in the US heavily rely on their pre-existing views when deciding if politicians' statements are true or not. The study used Trump's statements during the 2016 presidential primaries to examine how partisanship and prior beliefs interact with evaluations of objective fact.
Researchers at Osaka University developed a plasmid-based reverse genetics system to study rotavirus invasion and replication. The system allowed them to mutate a key protein, NSP1, and decrease viral replication.
A new article recommends establishing an institute focused on developing vaccines of public health importance without commercial interest. The proposed institute will require collaboration among stakeholders from industry, government, academia, and private foundations.
A new study from Drexel University found no correlation between day care density and pertussis cases in Philadelphia. Vaccination was the most important factor in preventing the illness, with 81% of uninfected children up-to-age-six current on their immunization.
A Phase 1 clinical trial is underway to test the safety and tolerability of an RSV vaccine in healthy adults. The study aims to assess the vaccine's ability to prompt an immune response and reduce the burden of this important disease.
Researchers have successfully protected mice against Zika by injecting synthetic messenger RNA that encodes for virus proteins into the animals. The vaccine triggers an immune response and prevents viral replication in 95% of the mice.
A new model developed by Georgia Tech professor Eva Lee recommends response strategies for infectious diseases like Zika, with a focus on early intervention and containment methods. The model suggests that 20% compliance rate can reduce total infections by half in Brazil during the Zika outbreak.
A mathematical model determines the best vaccination strategy in the presence of uncertainty surrounding vaccination efficacy and animal vaccination capacity. The study shows significant cost savings can be achieved by accurately identifying our capacity to vaccinate, with £55 million in outbreak costs potentially saved.
Researchers from the University of Warwick have discovered that establishing a daily vaccination capacity can effectively control and eradicate foot-and-mouth disease outbreaks. By tailoring controls to this number, the UK could save up to £50 million and spare around 200,000 animals from culling.
A novel mRNA vaccine has shown promise in protecting mice and monkeys against Zika virus infection. The vaccine, which uses messenger RNA to produce Zika virus proteins, was found to be highly effective in preventing the virus in both animal models.
A new Zika vaccine candidate has shown promising results in preclinical tests, protecting mice and monkeys with a single dose of mRNA-based vaccine. The innovative approach induces strong immune responses without adverse events, offering a potential solution to the global fight against Zika virus.
Researchers have identified two specific dendritic cell groups, cDC1 and cDC2, present in human tumor tissues that stimulate strong anti-tumor immune responses. These cells show promise for developing innovative cancer immunotherapies by vaccinating tumors with the patient's own immune system.
A new study warns that framing by political advocacy groups may compromise the public's ability to understand the dangers of Zika virus. The researchers found that viral internet images associating Zika with hot-button issues triggered polarizing reactions in people.
A new study suggests that a 'psychological vaccine' can help build tolerance to climate change misinformation, shifting opinions closer to the truth. Researchers found that pre-exposing people to small amounts of misinformation can provide resistance against subsequent exposure.
Researchers found that smaller liposomes elicited higher levels of IgG and IgA antibodies in mice, while larger liposomes produced lower antibody titers. The study suggests that a mix of different liposome sizes can achieve similar results as the smallest liposomes.
A new study reveals that US men aged 18-59 have a high prevalence of genital HPV infection, with 45.2% of the population affected. The HPV vaccination coverage among eligible men is also low, at 10.7%, with age groups 23-27 and older showing higher rates.
Researchers at NYU Langone Health discovered that Streptococcus pneumoniae secretes pneumolysin toxin to exploit host immune defenses. This helps the bacteria survive on human airways and exit the body, ultimately spreading to a new host.
A new study found that vaccinating 200,000 stray dogs annually can reduce rabies incidence by 90% in Tamil Nadu, India, while costing approximately $1.27 million per year.
A University of Alberta researcher has developed a method to treat surgical masks, making them effective against airborne viruses. By using a salt-based treatment, the mask's fibre filter can trap and kill viruses, reducing the risk of transmission.
Researchers at The University of Texas Medical Branch at Galveston have developed a novel chikungunya vaccine using an insect-specific virus that doesn't affect humans. The new vaccine elicits strong immune defenses and protects mice and nonhuman primates from disease when exposed to the chikungunya virus.
Researchers at UTMB have developed an oral vaccine against salmonella that can be taken by mouth to protect against poisoning. The vaccine was shown to produce strong immunity in mice and holds promise for future use in humans.
Scientists develop a nanoparticle-based method for delivering therapeutic molecules into cells, enabling the induction of strong immune responses against various viruses and diseases. The technique, which harnesses electrically activated gold nanoparticles, demonstrates safety and efficacy in animal studies.
A Washington State University study found that vaccinating cattle for East Coast fever increases household wealth and income, leading to more food and education. Fewer cattle deaths also enable families to send their daughters to secondary school.
Researchers found that liposomal lidocaine combined with parental video instruction and oral sucrose significantly reduces acute pain during vaccinations. The study involved 352 healthy infants who received scheduled vaccinations, with the best results seen for those using lidocaine cream consistently.
A Drexel study analyzed nearly 200,000 English-language tweets about the HPV vaccine between 2014 and 2015. The results show that 39% of tweets were positive, while negative sentiments accounted for only 25%. Prevention and protection were popular topics in positive tweets, while side effects dominated negative ones.
Researchers developed a standardized approach to analyze full costs of cholera vaccines in developing countries, revealing significant variability in costs. The analysis showed vaccine delivery costs ranging from $0.36 to $6.32 per person vaccinated, with procurement costs varying between $0.29 and $29.70.
Genetic analysis of ancient DNA reveals that the evolution of smallpox occurred far more recently than previously believed, with all available strains having an ancestor no older than 1580. Researchers found two circulating strains of the virus, variola major and minor, after English physician Edward Jenner developed a vaccine in 1796.
A modified rabies virus expressing a protein from the MERS virus protects mice against both diseases. The dual compound could lead to an effective human vaccine for Middle East Respiratory Syndrome and prevent its spread in camels.
Researchers have created two compounds that work as potential vaccines against opioid overdoses, preventing the drugs from entering the central nervous system and inducing addiction. The vaccine candidates showed promising results in mouse tests, with vaccinated mice surviving overdose fatalities at higher rates than unvaccinated mice.
A study published in Cell Reports reveals that the BCG vaccine's broad-spectrum effects could be mediated by metabolic and epigenetic changes in monocytes, leading to trained immunity. This discovery could pave the way for new therapeutic approaches to boost vaccine effectiveness.
Colorado State University's Jean Peccoud leads a multi-institutional team analyzing the nation's biomanufacturing infrastructure security. The project aims to provide specific recommendations to strengthen biomanufacturing processes and ensure data integrity.
Researchers have developed a simple and inexpensive method for stabilizing vaccines at room temperature using nanoparticles, polymers, or sugar. This approach could improve vaccine storage and distribution, especially in remote areas with limited refrigeration, reducing the cost of vaccination programs by nearly 80%.
The first licensed vaccine for the potentially life-threatening dengue virus is predicted to be most cost-effective and effective in reducing the burden of dengue disease in moderate-to-high impacted regions. Routine vaccination could reduce hospital rates by up to 25% in these areas.
A University of Arizona researcher is investigating how men perceive their role in preventing the spread of human papillomavirus (HPV). Her study found that most college-age males had heard of HPV but lacked knowledge about a vaccine that could prevent related cancers for both males and females. The researcher emphasizes the importance...
A team of CNIC scientists has characterized a cell signal called ISGylation that impairs the secretion of exosomes, which are crucial for intercellular communication. The discovery sheds light on how this signal affects exosome formation and could lead to new biomedical applications.
Vaccine producers are accused of using monopoly power to determine who lives or dies, with prices often exceeding $120 per dose in wealthy countries. Experts argue for fair pricing that takes into account research and manufacturing costs, public health importance, and collective value creation.
Researchers at TSRI developed a vaccine that blocks the pain-numbing effects of oxycodone and hydrocodone in animal models, also decreasing the risk of fatal opioid overdose. The vaccine uses the immune system's ability to recognize and neutralize invaders, potentially depriving users of euphoria.
Measles can spread quickly in schools, with one infected child potentially infecting up to 27 others on average. High vaccination rates are necessary to prevent transmission, and historical data from a 1904 outbreak supports this finding.
A recent UBC study found significant variations in kindergarten vaccination rates across Metro Vancouver, with some areas having rates as low as 60%. The study used Vancouver Coastal Health data and analyzed the impact of location, school type, and other factors on vaccine coverage.
Portland State University has been awarded a $100,000 grant by the Bill & Melinda Gates Foundation to develop a new method for stabilizing stool samples. This technology could improve diagnosis and treatment of intestinal parasites in developing countries.
A DNA-based Zika vaccine generated robust antigen-specific antibody and T cell immune responses that protected against infection, brain damage, and death. The vaccine was also neuroprotective, preventing the disease from spreading to the brain in animal models.
Researchers at Georgia Tech developed a unified approach to study behavior's impact on the environment, proposing an 'oscillating tragedy of the commons' that considers co-evolution of actions and environment. Cooperation can prevent tragedies, especially when incentives are aligned with environmental conditions.
The first of five clinical trials for an investigational Zika vaccine began at the Walter Reed Army Institute of Research, testing the safety and ability of the ZPIV vaccine to generate an immune system response. The Phase 1 trial aims to enroll 75 people aged 18-49 with no prior flavivirus infection.
A new U-M vaccine using siderophore molecules prevents E. coli growth in mouse bladders and kidneys, offering hope for a treatment against UTIs. The approach has shown success in mice but is still years away from human trials.
A new study found that patients with rare primary immunodeficiency disorders may be susceptible to serious side effects from the rubella vaccine. The study analyzed data from 14 patients and found that 7 had evidence of persistent rubella virus in their granulomas, leading to skin damage and ulcers.
A vaccine against cutaneous leishmaniasis has been developed using sand fly saliva, which induced antibodies in mice and reduced parasite levels. The study also found lower antibody levels in humans with active cutaneous leishmaniasis.
A team of scientists analyzed TB bacterial strains and found they can be genetically subdivided into generalists with worldwide distribution and specialists with localized ecological niches. Generalists have a slightly increased diversity of antigens, allowing them to adapt more specifically to different human populations.
A study of over 300,000 births found no significant link between Tdap vaccination during pregnancy and microcephaly or structural birth defects. The researchers concluded that the findings support routine Tdap administration during pregnancy.
New research from York University and Xi'an Jiaotong University finds that vaccinating against dengue fever can increase the spread of Zika. The study used mathematical modeling to investigate the effect of dengue vaccination on Zika outbreaks.
Researchers identified 17 cases of subacute sclerosing panencephalitis (SSPE) in California between 1998 and 2016, most developed symptoms after getting measles as infants before being vaccinated. Vaccinating everyone against measles can prevent SSPE, which is fatal and has no cure.
Researchers at the University of Alabama at Birmingham have found that neonatal vaccination with certain bacteria can prevent adult asthma in mice. The protective effect is due to the selection of specific immune system B cells that produce IgA antibodies, which bind and inhibit allergens before triggering asthma.
A WSU-led research team found that a commonly used rabies vaccine produces the same protective antibodies in dogs after being stored for six months at warmer temperatures. This could lead to improved vaccination coverage in hard-to-reach areas of Africa and Asia, reducing the likelihood of rabies returning to communities.
A Rochester Institute of Technology researcher is developing a comprehensive model for affordable vaccines in low-income countries through a three-year grant. The model aims to simulate a coordinated vaccine market that balances affordability with sustainability and profit.
A recent study by Emory Vaccine Center-India collaboration reveals insights into CD8 T cells' role in fighting dengue virus infection. The research shows that these immune cells expand massively but keep cytokine production under control, retaining the ability to kill virus-infected cells.
A new study by Michigan State University researchers demonstrates that digital scans of a young child's fingerprint can be correctly recognized one year later, allowing for proper medical care. The technique has the potential to save millions of lives by tracking vaccination records and providing lifelong identity.
Three different candidate Zika vaccines have been found to protect rhesus monkeys against the disease in trials. The vaccines, tested in preclinical trials, were found to be effective at warding off infection by the Zika virus strain circulating in Brazil and Puerto Rico.
A study finds that Payment by Results (PbR) can lead to ineffective aid distribution due to a lack of accurate data. PbR may reward performance for improvements that would have happened anyway, highlighting the need for robust data sources.
Researchers from UTMB have developed three new potential vaccines against the plague that protect animals from developing pneumonic plague as late as four to five months after vaccination. The vaccines were engineered by deleting and modifying genes in Yersinia pestis bacteria, resulting in safe vaccine candidates.