Articles tagged with Vaccination
A study of 2,031 U.S. adults found that half intended to get their child vaccinated, but only one-fifth planned to do so within three months. The findings highlight the need for increased efforts to boost parental confidence in COVID-19 vaccines for children under four years old.
A systematic review found that HPV vaccination significantly reduces the risk of cervical lesions recurrence, especially in cases related to high-risk HPV types. The study's results suggest that women treated for precancerous cervical lesions may benefit from receiving an HPV vaccine alongside surgical treatment.
A new study published in the Canadian Medical Association Journal found that vaccine uptake was low among First Nations, Inuit and Métis Peoples in Toronto and London, Ontario. The rate for 2-dose vaccination among First Nations, Inuit and Métis in Toronto was 58%, compared to 79% for the overall population.
A study of 29,000 Israeli healthcare workers found that recipients of a fourth Pfizer-BioNTech vaccine dose had a significantly lower risk of acquiring COVID-19 during the Omicron variant wave. The research suggests that a booster dose may offer enhanced protection against SARS-CoV-2 infection.
Researchers studied the immunogenic potential of the 4CMenB vaccine in hematopoietic stem cell transplant recipients, finding 90% of patients developed protective antibody levels after two doses. The trial supports including meningococcal B vaccination alongside A, C, W, and Y vaccines from 6 months post-transplant to improve protection.
A study of nursing homes found that states with vaccine mandates had higher staff vaccination rates and fewer staffing shortages compared to those without mandates. This suggests that vaccine mandates can lead to improved vaccination coverage among healthcare workers, reducing the risk of COVID-19 outbreaks in long-term care facilities.
A research team led by Dr Chen Ting-Hsuan developed a new rapid antibody test that shows the level of antibodies readable by the naked eye, displaying results as a length of a visual bar like a mercury thermometer.
A US study found that health facilities in metropolitan areas with a high proportion of Black citizens were less likely to administer COVID-19 vaccines, indicating potential vaccine access barriers. The study suggests disparities in vaccine distribution across the country.
A study of 3,028 patients with COVID-19 reveals that race, ethnicity, and severity of infection are key factors contributing to delayed cancer treatment. Researchers found that these patient demographic factors are strongly associated with delays in receiving timely medical care.
The new phage T4-COVID-19 vaccine elicits superior mucosal immunity in mice, inducing robust humoral and cell-mediated immune responses. The vaccine provides complete protection against SARS-CoV-2 variants with minimal lung lesions and no impact on gut microbiota.
A new Yale School of Public Health study emphasizes the importance of individual and population-level vaccination and boosting in controlling COVID-19 infections. The research shows that recent vaccinations significantly decrease an individual's risk of contracting COVID-19, but may not affect transmission length.
A new study found that racial disparities in COVID-19 vaccine uptake are largely due to anti-vaccine beliefs among Black adults. U.S.-born Hispanic adults were less vaccine hesitant than U.S.-born white adults, likely due to a stronger social connection to the vaccine
A study of over 95,000 Rhode Island residents found that completing the primary vaccination series after COVID-19 recovery significantly reduced the risk of reinfection. The study suggests that post-recovery vaccination may play a crucial role in preventing reinfection and reducing the spread of COVID-19.
A new vaccine patch has been shown to be more effective at neutralizing COVID-19 variants than traditional needle-based vaccines. The patch technology precisely delivers the vaccine into the skin's immune cells, producing superior immune responses.
Despite electronic health records, gaps in communication between primary care physicians and specialist physicians persist. The study found that 22% of PCPs report sending clinical information to specialists at the time of referral, and less than 35% receive information back after consultation.
Public health researchers developed an interactive web-based guide to support family physicians in addressing COVID-19 vaccine concerns. The guide provides resources to counsel patients on safety, co-morbidities, conspiracy theories, and other issues, promoting better conversations and vaccine uptake.
A study by Goethe University Frankfurt found that antibodies against Omicron variants BA.1 and BA.2 decline rapidly, even after a second vaccination or booster shot, offering limited protection against infection.
A recent study found higher antibody titers after the third and fourth Pfizer-BioNTech vaccine doses in individuals aged 60 or older. This population is at high risk of severe SARS-CoV-2 disease, making timely vaccination crucial.
Researchers have identified new clinical symptoms in people infected with monkeypox, including single genital lesions and sores on the mouth or anus. The study will improve future diagnosis and help slow the spread of infection.
Researchers assessed the safety and adverse events of mRNA COVID-19 vaccines in long-term care residents in Quebec, Canada. No significant adverse events were reported following the third dose, highlighting the vaccine's effectiveness in this vulnerable population.
A case series of six patients reported rare skin reaction complications after receiving the Pfizer/BioNTech COVID-19 mRNA vaccine. The study aims to shed light on these unusual side effects.
A study found that COVID-19 vaccination rates are driven more by perceptions of others' intentions than public health messaging. Family and friends have a stronger influence on vaccination decisions, while public health efforts targeting broader groups may be less effective.
Researchers developed a new blood test that can indicate cellular immunity to SARS-CoV-2 within 48 hours. The test distinguishes between post-infection and post-vaccination immunity, enabling quick diagnosis for patients unable to produce antibodies. Long-lasting T-cell responses may protect against severe disease in re-infections.
A recent study found that COVID-19 vaccines significantly reduced the risk of infection among NHS hospital workers in England during the second wave. The research showed that without vaccination, staff absence could have been 69% higher and infections peaked in late December 2020.
A new study suggests that current vaccine boosters intensify protections against serious infection caused by Omicron subvariants. The research found that booster doses bring neutralizing antibodies to appreciable levels against all Omicron subvariants, consistent with other evidence of expanded memory B cells and antibody production.
A new Omicron-specific mRNA vaccine, Omnivax, has been developed by Yale scientists to offer superior immune protection against two viral subvariants. The vaccine increased neutralizing antibody response against BA.1 and BA.2.12.1 Omicron subvariants in pre-immunized mice 19-fold and eight-fold, respectively.
A new recombinant VSV-vectored vaccine developed at UTMB provides rapid protection against lethal Lassa fever, a pathogen causing severe symptoms and high mortality rates. The vaccine was found to be effective against different strains of the virus, critical for outbreak scenarios.
Researchers analyze delta variant's biophysical characteristics, revealing unique traits that evade neutralizing antibodies and contribute to severe symptoms. The study sheds light on why vaccinated individuals can still contract the virus and why delta variant hospitalizations are higher than other variants.
Provincial health ministries hold COVID-19 vaccination data but have been reluctant to share it with researchers. Establishing partnerships between provinces and the Health Data Research Network would enable timely data transfer and support research into vaccine effectiveness.
The International Vaccine Institute (IVI) has launched a two-week training course for biologics development and manufacturing, targeting low- and middle-income countries. The program aims to enhance local production of vaccines and biologics in LMICs to address vaccine inequity and global pandemic preparedness.
A new study by Yale School of Public Health researchers found that COVID-19 vaccine protection against infection and severe illness is short-lived. The study suggests that booster shots are essential for maintaining long-term immunity and preventing breakthrough infections.
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 study analyzing over 35,000 COVID-19 vaccine recipients found that 42.1% experienced heavier menstrual flow after vaccination. The analysis also revealed correlations between pre-vaccination reproductive history and hormonal status on the likelihood of experiencing these changes.
A new study identifies pox virus proteins that directly interfere with the body's innate immune system, allowing it to evade the host's defense mechanisms. The research team has discovered five 'redox' proteins that interact with Reactive Oxygen Species, which play a key role in destroying pathogens identified by the immune system.
A recent study published by The BMJ confirms previous reports that myocarditis is rare but cases are highest among young males shortly after a second dose of mRNA vaccine, especially Moderna. The risk of myocarditis or pericarditis might be lower when the second dose is given more than 30 days after the first dose.
Researchers at the University of Malaga study the global risk of yellow fever transmission to humans, finding high zoonotic potential in southeastern Brazil and western Amazon basin. The team proposes prioritizing vaccination efforts in regions with favorable conditions for virus presence and mosquito vectors.
A novel point-of-care biosensing device has been developed to detect measles virions in human saliva, potentially aiding in viral spread control. The device, smaller than a €1-cent coin or U.S. quarter, utilizes lab-on-a-chip technology and showed high accuracy in experiments.
A study by University of Illinois researchers reveals that a vaccine and virus can infect the same cells in living animals, sharing molecular tools to spread. The findings should inform vaccine design to eliminate potential attributes that help viruses spread.
A modeling study estimates COVID-19 vaccination prevented significant number of infections, hospitalizations and deaths among vaccinated US adults from December 2020 to September 2021. The study found 27 million SARS-CoV-2 infections, 1.6 million hospitalizations, and 235,000 deaths were averted through vaccination.
A new study found that the O139 cholera variant lost antimicrobial resistance and changed toxin production, leading to its unexpected decline. The findings suggest continuous monitoring of genetic changes is key to preventing future outbreaks.
A new study from the University of Georgia suggests that age and risk perception have a significant impact on COVID-19 vaccine acceptance, surpassing political ideology. Older adults (50+) are more likely to consider themselves at risk for severe illness and are universally vaccinated, particularly above 75 years old.
Researchers at the German Primate Center found that emerging Omicron subvariants BA.2.12.1, BA.4, and BA.5 are inhibited less efficiently by existing therapeutic antibodies, which may reduce protection against future infections. The study suggests these variants have acquired biological traits allowing for more efficient transmission.
A third dose of the Pfizer-BioNTech vaccine significantly lowers the risk of SARS-CoV-2 infection, COVID-19 hospitalizations, severe disease, and related deaths during the Delta variant surge. The study involved 18,000 residents of long-term care facilities in Israel.
A large study found moderate protection against SARS-CoV-2 infection and symptomatic Covid-19 illness among vaccinated children, with greater protection observed in younger age subgroups. The research used Israel's Clalit Health Services database to control for confounding variables.
A study examined maternal immune responses and antibody transfer from mother to fetus for different COVID-19 vaccines across pregnancy trimesters. mRNA vaccination induced higher levels and functions against SARS-CoV-2 variants, including Omicron, while first and third trimester vaccination led to enhanced maternal immune responses.
A new technique for detecting typhoidal Salmonella infections has been developed, allowing for faster and more accurate tracking of infections, particularly in rural areas. The approach detects typhoid antibodies in dried blood spots, providing valuable information for vaccination planning and disease surveillance.
A comparison analysis found that Canada handled the pandemic well by most measures, thanks to strict policies and high vaccination rates. The analysis showed that if US vaccination and death rates occurred in Canada, about 5.9 million fewer Canadians would have been vaccinated and 68,800 more would have died from COVID-19.
Researchers from Dartmouth's Geisel School of Medicine found a significant rate of new TB infections among Tanzanian adolescents. The study used serial testing and identified transient, persistent, and irregular conversions between positive and negative IGRA test results.
Researchers at Beth Israel Deaconess Medical Center found that newer Omicron subvariants BA.4 and BA.5 escape neutralizing antibodies induced by both vaccination and previous infection. These variants are now responsible for over 21% of new cases in the US, highlighting a shift in the COVID-19 landscape.
A fourth dose of the Pfizer-BioNTech vaccine provided high protection against severe outcomes from Omicron infection among elderly residents in Israeli long-term care facilities. The vaccine also offered modest protection against COVID-19 infections among this population during a surge in Omicron variant cases.
A Brazilian patient with a rare genetic disease was treated with breast milk donated by a vaccinated woman, boosting her IgA levels and eliminating the virus. The treatment was successful after a week, with the patient testing negative twice at ten-day intervals.
A research team at MedUni Vienna has discovered key mechanisms of mugwort allergy, laying the foundation for a potential vaccine. The study found that fragments of the major mugwort pollen allergen can be used for effective therapy, providing a promising first step towards causal therapy and prevention.
A new study found that COVID-19 booster shots significantly increase neutralizing antibodies in nursing home residents and their caregivers, offering improved protection against Omicron variants. This research highlights the importance of booster vaccinations for vulnerable populations, including those living at home.
The study investigated changes in vaccine recipient demographics before and after digital and community-based outreach interventions in an underserved NYC community. The findings suggest a positive impact on vaccine uptake among racial and ethnic groups, highlighting the effectiveness of these interventions.
A joint modelling initiative predicted US COVID-19 cases would rise in July 2021 and peak in September, with low-vaccination states bearing the brunt. States with high vaccination rates averted over 1.5 million cases and 21,000 deaths.
The study investigates relative gaps in COVID-19 vaccination between ethnic groups, finding significant disparities in vaccination rates. Researchers use different population estimate methodologies to analyze the resulting population risk among people in New Zealand.
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.
The study investigates the perspectives of Latinx individuals who were unvaccinated, hospitalized for COVID-19, providing insight into their experiences with vaccine hesitation. The researchers aimed to understand the reasons behind this behavior and how it relates to healthcare access and cultural factors.
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.
An analysis from Rutgers researchers highlights that different vaccine allocation strategies may be more effective in minimizing COVID-19 deaths in low-income countries. The experts suggest considering factors such as socioeconomic realities, cultural values, and life expectancy when making decisions.