Articles tagged with Vaccination
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A survey study found that full FDA approval of the Pfizer-BioNTech COVID-19 vaccine had little immediate impact on vaccination intentions among unvaccinated US adults. The results suggest a lack of urgency or fear driving vaccine hesitancy, instead pointing to concerns over vaccine efficacy and side effects.
A randomized controlled trial of 2,275 women in Kenya found a single dose of the human papillomavirus (HPV) vaccine to be highly effective. The study results support the adoption of a single-dose HPV vaccination, which could increase accessibility in low- and middle-income countries.
Researchers developed innovative smart sensors to test new vaccines, revealing significant discrepancies between subjective self-reports and objective measurements. The study found that side effects escalate over the first 48 hours and then stabilize, with parameters returning to pre-vaccination levels.
Researchers used network science to distinguish between viruses that can infect human cells and those that cannot. They identified a region on the virus spike protein critical for cell infection, which could inform vaccine development.
Scientists are working on understanding the interplay between flaviviruses and mitochondria in hopes of finding new treatment options. By deciphering this process, researchers may be able to find broad-spectrum therapeutic targets for diseases like Zika, dengue, and West Nile.
A new study using 50 years of data from the University of Otago's Dunedin Multidisciplinary Health & Development Study found that vaccine resistance is linked to adverse childhood experiences. The research suggests that individuals who develop a history of mistrust during childhood are more likely to become resistant to vaccinations.
A new study published in PLOS ONE found that short, specific video messages can effectively reduce COVID-19 vaccine hesitancy even among skeptical individuals. The researchers used video-based interventions to nudge vaccination intentions and found significant reductions in hesitancy.
The study found a significant increase in COVID-19 vaccinations after the Pfizer-BioNTech vaccine received full FDA approval in August 2021. Researchers observed improved vaccination rates among US adults, highlighting the impact of full approval on vaccination uptake.
A third dose of COVID-19 vaccine significantly increases immune responses in patients with multiple myeloma, but a subset remains vulnerable. The study found that 88% of patients developed antibodies after the third dose, leading to improved neutralization of the wild-type virus.
A new study from Brown University's Policy Lab found that text-message vaccination campaigns work better when sent early, as all state residents ages 16 and up had been eligible for a shot four weeks before the campaign. Despite this, the messages' ineffectiveness was due to poor timing rather than the content.
A new Northwestern Medicine study has found that the COVID-19 vaccine is not associated with birth defects that are detectable on ultrasound. The study analyzed electronic medical records from a cohort of 3,156 pregnant people who received at least one vaccine dose and found no increased risk of major fetal structural anomalies.
Researchers found a significant decline in in-hospital mortality and secondary endpoints for STEMI patients with COVID-19 in 2021 compared to 2020. Vaccination status showed zero hospital deaths among vaccinated patients, while unvaccinated patients experienced high death rates.
A recent study evaluated the association between COVID-19 vaccination during early pregnancy and major fetal structural anomalies identified on ultrasonography. The results suggest that pregnant women who receive COVID-19 vaccines may be at a slightly higher risk of having a child with congenital fetal anomalies.
A new tool, SPARCLD, speeds up the development of vaccines and pharmaceutical products by accelerating synthesis and analysis on a nano scale. This breakthrough method allows for the creation of 40,000 different molecules in an area smaller than a pinhead, reducing material, energy, and economic costs.
A new study reveals that people who are resistant to vaccines often had adverse childhood experiences, including abuse and neglect. These early traumas can lead to a legacy of mistrust, causing individuals to view institutions and authority figures with skepticism.
A study using the nation's largest COVID-19 data resource found that the vaccine protects most cancer patients from getting COVID, but those with certain types of cancer have a higher risk of breakthrough infections. The research also highlights the importance of continued vaccination efforts to protect cancer patients.
Scientists have discovered a shapeshifting volcano virus with remarkable properties that let it alter its shape. This finding could lead to new ways to deliver drugs and vaccines, with implications for understanding how viruses evolved and potentially creating new technologies.
Researchers from North Carolina State University have released a dataset providing detailed information on COVID-19 vaccine shipments and wastage across the US. The data aims to inform modeling and decision-making to optimize vaccine supply chains.
A new study reports breakthrough bleeding and other period symptoms in non-menstruating individuals after COVID-19 vaccination, highlighting the need to include gender-diverse people in vaccine research. The study found that one-third of respondents reported breakthrough bleeding, with some experiencing significant mental health impacts.
The SAVE program, a NIH initiative, provides real-time risk assessment of SARS-CoV-2 variants on immune protection. It uses a coordinated approach to identify and curate data about these variants, their impact on immunity, and their effects on vaccine protection.
Low MMR vaccine uptake is being blamed for a decline in protective immunity, with only 95% coverage needed to prevent outbreaks. Experts urge parents and healthcare professionals to improve awareness and uptake of the vaccine.
A national study published in The New England Journal of Medicine found that COVID vaccination reduced hospitalizations with Omicron and Delta viruses in children aged 12-18. Vaccination also prevented severe illness in this age group, as well as critical illness in younger children.
The COVID-19 pandemic has highlighted the need for equitable access to vaccines and medicines. Mohga Kamal-Yanni argues that waiving intellectual property rules can help share knowledge and technology, ensuring universal access. In contrast, Thomas Cueni emphasizes the importance of financial incentives for biopharmaceutical innovation.
A group of medical students from NUS Yong Loo Lin School of Medicine conducted a meta-analysis on the efficacy of COVID-19 vaccines in immunocompromised patients. They found that immunocompromised patients produced significantly lower antibodies after vaccination, with only a third achieving seroconversion after two doses.
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 study found that people in Germany and the US prioritize equal access to COVID-19 vaccines worldwide. In contrast, vaccine distribution according to a country's production capacity or free market regulation received little support. The research highlights the public's willingness to share vaccines despite logistical challenges.
A long-term cohort study in Israel found that antibody levels dropped seven to nine months after the second dose, but increased tenfold with a booster shot. The study suggests individuals with hybrid immunity also require subsequent boosters beyond two initial doses.
Researchers analyzed nearly 100,000 pregnancies and found no association between COVID-19 vaccination and poor birth outcomes. The study provides further evidence on the safety of mRNA vaccines for pregnant individuals.
The Experimental Biology (EB) 2022 meeting features live presentations and a moderated Q&A session on groundbreaking studies. The virtual press conference reveals potential treatments for Parkinson's disease, COVID-19 vaccine-associated side effects, and alleviating food allergies.
A University of Gothenburg study found that IgA antibodies present in the respiratory tract protected healthcare workers from contracting COVID-19. The research, published in the European Journal of Immunology, suggests that these antibodies may play a crucial role in preventing severe illness and hospitalization.
Researchers synthesized 46 reports on mass vaccination clinics to offer guidance on planning, logistics, and human resources. Key findings highlight the importance of strong recommendations from healthcare providers in improving vaccine uptake and confidence.
A large-scale registry study found no association between COVID-19 vaccination during pregnancy and increased risk of preterm birth, growth retardation, or neonatal care. Vaccination was associated with a slightly lower risk of neonatal care and provided protection against COVID-19 for the newborn.
Researchers found that people who had COVID-19 and then got vaccinated generated an immune response more specific to fighting viral infections, producing a broader antibody response. This hybrid immunity also produced a cellular immune response called Th1 response, which is antiviral.
A recent study published in Vaccine found that nearly 90% of healthcare workers accepted COVID-19 vaccines, particularly those serving immigrant communities. The researchers highlight the importance of education and interpersonal communication in influencing vaccine decisions.
A new model suggests that antibodies select antigens based on their surface characteristics, similar to a child playing on stepping stones. The researchers used DNA origami to simulate the behavior of antibodies and found that they tend to favor closer antigen distances.
Scientists at Albert Einstein College of Medicine have developed a novel therapeutic strategy that uses bacteria to deliver tetanus toxin into pancreatic tumor cells, inducing an immune response and killing the cancer. The treatment has shown promise in reducing cancer metastases by 87% and increasing mouse lifespan by 40%.
A new study finds that clinics supporting patients throughout the entire FIT process improve return rates and reduce colorectal cancer-related illness. Additionally, a telephone survey for dementia detection shows promise as a low-cost diagnostic tool, especially in primary care settings.
A team of Canadian scientists developed a scalable serology assay to track COVID-19 antibodies, informing public health decisions and vaccine timing. The assay has been used in over 30 studies across Canada, capturing natural infection and vaccination responses with high accuracy.
A booster dose of the Pfizer/BioNTech vaccine significantly increases antibodies against SARS-CoV-2, reversing a drop in immunity after two doses. In subjects given CoronaVac or Oxford-AstraZeneca vaccines, the booster raised immunity by a factor of 25 and 7, respectively.
A new study by Santa Fe Institute researchers Katrin Schmelz and Samuel Bowles found that people's opposition to vaccines quadrupled when mandated, but many switched to pro-vaccination as they became more convinced of the vaccines' effectiveness. To increase vaccination rates, policymakers need to focus on building trust and changing h...
A study published in Breastfeeding Medicine found that COVID-19 vaccination was safe for nursing mothers and their breastfed infants, with most symptoms reported being mild. The investigation did not reveal any significant increase in adverse events or complications attributed to the vaccine.
The omicron variant's infectiousness period is uncertain, with evidence suggesting it may not be shorter than previous variants. Dr Marjolein Irwin-Knoester recommends a maximum of 7-day isolation for most cases, striking a balance between virus infectivity and community acceptance.
A study from the University of New Hampshire found US seafood workers were twice as likely to contract COVID-19 as workers in other food industries. The researchers identified high-density workplaces like seafood processing plants and fishing vessels as major risk factors.
Researchers at Max Planck Institute of Molecular Physiology discovered that vaccination after COVID-19 recovery increases neutralizing antibody levels by up to five times, providing better protection against current coronavirus variants. The study involved 140 volunteers and showed that antibody levels remained high even after 300 days.
The American Society of Transplant Surgeons' COVID-19 Strike Force recommends vaccinating patients on the organ transplant waiting list. This move aims to improve patient safety and reduce transmission risks during the pandemic.
A study using national claims data found that receiving a single dose of the Janssen vaccine significantly reduced COVID-19-related hospitalizations. The vaccine's effectiveness remained consistent even during the peak of the Delta variant surge, highlighting its durability.
A new study published in Frontiers in Oncology has shown that mRNA-based Covid-19 vaccines are well-tolerated by high-risk patients with impaired immunity. The trial enrolled 566 patients and found no evidence of increased adverse events or interference with treatment, reassuring vaccine-hesitant immunocompromised individuals.
A study found that double vaccinated individuals generate a potent and broad neutralizing antibody response after a delta breakthrough infection. This response provides protection against current variants of concern, including omicron.
A new study found that fewer than 2% of babies born to mothers with COVID-19 test positive for the virus, but those with severe cases or diagnosed after childbirth are more likely to be infected. Vaginal births and breastfeeding do not increase the risk of transmission.
HPV vaccine approval led to increased screening and vaccination rates, resulting in a decrease in HPV-associated cancer cases. The study found significant declines in cervical, anal, and oropharyngeal cancers during this period.
Researchers studied over 8 million people and found no association between COVID-19 vaccination and increased risk of immune-mediated neurological disorders. However, infection with SARS-CoV-2 was linked to higher rates of Bell's palsy, encephalomyelitis, and Guillain-Barré syndrome.
A new COVID-19 vaccine developed at MIT and Beth Israel Deaconess Medical Center has shown promise in preclinical studies, eliciting a strong immune response and protecting animals against viral challenge. The vaccine can be manufactured using engineered yeast, making it an attractive option for low-cost and easy storage.
A study compared the antibody response in human milk after vaccination with four COVID-19 vaccines, revealing differences in immune system activation. The findings provide valuable insights into vaccine effectiveness and potential impact on infant health.
A comprehensive review of over 60 studies confirms that COVID vaccination is around 80% effective in protecting people with cancer against SARS-CoV-2 infection. The mRNA vaccines were found to be the most effective, and multiple vaccinations are recommended for better protection.
A project in East St. Louis, Illinois is using a public health model to deploy effective interventions for medically and socially vulnerable residents to obtain COVID-19 testing, treatment, and vaccination services. Critical dialogues are being used to engage participants in discussions about their beliefs on preventive behaviors.
Aled Edwards emphasizes the importance of basic and applied research in developing effective COVID-19 vaccines. He also stresses the need for better vaccination implementation, increased global access to vaccines, and a cultural shift towards viewing access to new medicines as a right rather than an asset.
A study of California state prison staff found that COVID-19 vaccination rates were lower among workers compared to incarcerated individuals, resulting in increased risks of further outbreaks. The plateaued vaccination rates posed significant concerns for continued transmission from prisons to surrounding communities.
Research team finds mutations leading to omicron variant don't affect immune response in people with pre-existing immunity. This suggests individuals who were previously infected or vaccinated may still be protected against breakthrough infections, but humoral immunity may fail.
Researchers at UC Santa Cruz confirm their bioengineered RSV protein vaccine stimulates a stronger antibody response than the native G protein. The engineered protein is recognized by human RSV-fighting antibodies and may lead to an effective vaccine for severe respiratory disease in children and the elderly.
A new study from the University of Toronto reveals that immigrants are twice as likely to fear being targeted of stigma during the COVID-19 pandemic in Canada compared to Canadian-born residents. Additionally, migrants expressed greater health concerns related to vaccines and accessing healthcare during the early days of the pandemic.