Articles tagged with Vaccination
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A potential celiac disease vaccine, Nexvax2, has demonstrated safety and efficacy in a Phase I clinical trial, with the goal of treating the autoimmune disease by desensitizing patients to specific gluten peptides. The vaccine is expected to enter Phase II trials within the next year.
The FDA approves Menactra vaccine for infants as young as 9 months of age, providing a new option to help protect against meningococcal disease. The vaccine has been shown to elicit a robust immune response and can be administered concurrently with other vaccines.
A Wayne State University School of Medicine researcher has developed a potential vaccine for Chlamydia, targeting the disease's leading causes of blindness and infertility. The technology demonstrates a successful vaccine effect in an animal model, paving the way for human trials and potentially significant public health benefits.
A Brazilian study shows that widespread rotavirus vaccination in all areas of the country led to significant reductions in diarrhea-related deaths and hospital admissions among young children. The authors conclude that this real-world data supports the use of rotavirus vaccination as an effective measure for controlling severe childhoo...
A team of researchers at the University of Guelph has developed a potential vaccine against Helicobacter pylori, a common bacterium linked to stomach cancer. The sugar-based antigen caused mice to develop antibodies against the bacteria.
A new national survey of primary care physicians reports a significant increase in parental concerns about childhood vaccines, with 79% of physicians experiencing at least one vaccine refusal. The study highlights the need for more effective communication strategies to address these concerns and improve vaccination rates.
A new vaccine approach using an adjuvant to stimulate the immune system shows promise in a study of Gambian infants, highlighting potential for single-shot protection at birth and reducing immunizations needed. The study's findings could have major wins for global health.
A cross-sectional study found that pneumococcal conjugate vaccination in the UK reduced invasive disease in vaccinated children, but increased carriage of non-vaccine serotypes. The replacement serotypes had lower invasiveness, resulting in a net reduction in IPD.
Researchers have made significant progress in developing a vaccine against viral hepatitis C, with encouraging immunogenicity and safety profiles shown in phase I trials. The vaccine has induced strong T-cell responses in both treatment-naive patients and healthy volunteers.
A national survey found that parents rely on their children's doctors for vaccine safety information, with 76% of respondents trusting their doctor 'a lot.' Celebrities were also trusted by some parents, particularly Hispanic parents who trust celebrities more than white or black parents.
A new vaccine has been developed by McMaster University researchers, effective in treating people with cat allergies. The peptide immunotherapy vaccine is given through skin injections and may require fewer doses than traditional allergy shots, reducing side effects.
The Gulf Coast states and Washington D.C. are vulnerable to neglected infections of poverty due to extreme poverty and poor living conditions. Trichomoniasis and other vector-borne diseases are on the rise, highlighting the need for active surveillance programs and treatment/vaccination efforts.
A new RAND Corporation study found that high-deductible health plans reduce healthcare spending, but also lead to cuts in preventive care such as childhood vaccinations and cancer screenings. Costs only decrease significantly when deductibles reach $1,000 per person.
The American Association for Cancer Research (AACR) is honoring two renowned cancer researchers, Helen Blau and Nathanael Gray, for their groundbreaking contributions to the field. Helen Blau's work on regenerative medicine and cellular plasticity has led to new approaches in modeling diseases and regenerating damaged tissues.
The BCG World Atlas offers detailed information on current and past vaccination policies across over 180 countries. This database aims to improve the care of patients with tuberculosis (TB) by providing useful resources for clinicians, policymakers, and researchers.
The article discusses how fabricated research can lead to tragic consequences, including patients fearing lifesaving interventions and clinicians altering practice. The authors call for changes throughout the research process to adjust expectations for researchers, journals, and the public.
Researchers identified a protein called EspC that triggers a stronger immune response in people infected with TB bacteria, making it a promising new vaccine candidate. The protein could also be used to improve diagnosis of TB and underpin next-generation diagnostic blood tests.
A new study predicts nearly 800,000 cases and 11,100 deaths in Haiti due to cholera, significantly underestimating official projections. Combining available disease control strategies such as clean water access, oral vaccination, and expanded antibiotic use could prevent thousands of deaths.
A mathematical model based on current knowledge of the disease predicts that without intervention, 779,000 new cases and 11,000 deaths would result from the epidemic. The model also simulates the effects of increased access to clean water, vaccination, and antibiotic treatment, which could prevent up to 170,000 cases and 3,400 deaths.
Alum, a common vaccine adjuvant, interacts with dendritic cells to activate T cells that control antibody production. The breakthrough study uses single cell force spectroscopy to understand alum's properties, potentially leading to new vaccines for major diseases.
Researchers have developed a molecular switch that enables efficient activation of dendritic cells, a crucial step in cancer vaccine development. By combining MyD88 and CD40 signaling pathways, the switch synergistically activates dendritic cells to enhance antitumor efficacy.
Ohio State University researchers have discovered a way to manipulate the immune response to vaccination, enabling effective immunization even when maternal antibodies are present. By using a specific type of antibody, known as IgM, they can activate B cells and stimulate an immune response, potentially improving childhood vaccination ...
Researchers at Tel Aviv University develop a 2-in-1 vaccine that repairs vascular damage in the brain, protecting against both Alzheimer's and stroke. The vaccine activates macrophages to clear away damaging amyloid proteins, preventing further damage and promoting repair.
Recent meetings discussed regulatory challenges for dengue vaccines, including issues with funding, ethics and trials. A registry has been established to track systematic reviews, promoting transparency in healthcare decision-making.
Researchers at Singapore Immunology Network (SIgN) and VIVALIS have developed two fully human monoclonal antibodies that can neutralize several Chikungunya strains. These antibodies, generated using VIVALIS' Humalex platform, show promise as a potential treatment for the disease.
Researchers found that vaccinating through salivary glands can provide protection against various diseases, including influenza and cholera. The technique involves administering vaccines directly into the salivary glands, which then trigger an immune response both locally and systemically.
A case report published in Canadian Medical Association Journal details the probable transmission of a vaccine strain of yellow fever virus from an infected mother to her infant through breastfeeding. This supports current recommendations for lactating mothers to avoid vaccination with yellow fever vaccine.
A dry powder, live-attenuated measles vaccine was successfully tested in rhesus macaques, providing complete protection with a single dose. The novel vaccine can be shipped as powder and does not require reconstitution or special training to administer.
The MSD Wellcome Trust Hilleman Laboratories is conducting a feasibility study to develop a rotavirus vaccine designed specifically for developing country needs. The project aims to improve product stability, ease of use, transportation, and affordability.
Researchers combined two proteins and a stress response protein to create a new TB vaccine strategy that provided stronger, more long-lasting protection than the current BCG vaccine. The study found that this multistage vaccine controlled reactivation of latent infection and reduced Mtb levels in the lungs more effectively.
Researchers found that vaccination can provide approximately 76% protective efficacy against cholera, and modeling suggests delayed responses can still have a benefit. The use of oral cholera vaccines during outbreaks is being reevaluated due to the changing nature of Vibrio cholerae.
A new study found that implementing provider-based recall for immunizations is challenging due to lack of awareness and perceived difficulties. However, strategies such as dedicated staff and recalling children under two years old can facilitate recall initiation. The study suggests alternative approaches like population-based recall m...
A new study explores how emotions hinder safety product decisions, finding that people reject imperfectly safe options due to feelings of betrayal. Providing positive images and presenting information in a graphic format can help consumers make safer choices. Influencing others' choices can also encourage safer decisions.
The zoster vaccine has been shown to significantly reduce the risk of herpes zoster (shingles) in older adults, with a 55% lower incidence rate compared to unvaccinated individuals. The vaccine was also found to reduce the risk of ophthalmic herpes zoster and hospitalizations coded as herpes zoster.
A Kaiser Permanente study found that receiving the herpes zoster vaccine reduced the risk of shingles by 55% in adults 60 years and older. The vaccine also showed effectiveness in preventing shingles in adults over 75, supporting CDC recommendations to offer it to all eligible patients.
A study published in Journal of Infectious Diseases found that children who received two doses of the varicella vaccine had a 95% lower risk of developing chicken pox. The effectiveness of two doses was 98.3%, significantly higher than one dose at 86%.
Researchers have developed a lasting anti-cocaine immunity in mice using a safe vaccine combining bits of the common cold virus with a particle mimicking cocaine. The vaccine elicits an immune response that prevents cocaine molecules from reaching the brain, reducing hyperactivity.
A study found that mothers who discussed the HPV vaccine with their daughters were more likely to be vaccinated themselves. The key factor was mothers believing the vaccine was safe and effective, not fear or cost concerns.
A new system using electronic health records significantly improves primary care physicians' performance and the health of patients with chronic conditions. The program boosts preventive care in vaccinations and cancer and osteoporosis screenings, increasing rates by up to 10 percentage points.
A study published in The Lancet found that deworming treatment during pregnancy does not affect infant immune responses to vaccines or infectious disease incidence. The authors suggest that the value of this intervention should be re-examined, and policy recommendations be reviewed.
The Cervical Cancer-Free America program aims to raise awareness and increase screenings for cervical cancer, targeting disadvantaged communities. With the support of a $150,000 grant, Indiana will implement initiatives to reduce HPV infection rates and increase vaccination rates, ultimately aiming to eliminate cervical cancer.
Researchers found that Mycobacterium chelonae, a common environmental bacterium, can decrease the effectiveness of the bacille Calmette-Guerin (BCG) vaccine. The study suggests that immune cells exposed to this bacterium may dampen vaccine efficacy. This discovery could lead to new, more effective vaccines against tuberculosis.
A new study suggests preterm infants are at risk of invasive pneumococcal disease despite receiving the pneumococcal conjugate vaccine. Early effective immunization is crucial, as they have lower levels of maternally derived antibody than full-term infants.
A new dendritic cell vaccine has been developed at Dartmouth Health, which uses the patient's own tumor cells to stimulate an anti-tumor response. The study found that over 60% of patients who received the vaccine developed immune responses against their tumors, with a significant survival rate five years after treatment.
Experts recommend stocking up on cholera vaccines to rapidly deploy to high-risk areas, complementing treatment efforts in Haiti. A ready supply could limit the impact of an outbreak and promote humanitarian benefits.
A group of experts recommends creating an emergency stockpile of cholera vaccines to rapidly deploy in high-risk areas, stabilizing countries and preventing outbreaks. The US would face low costs, while the benefits could be enormous, particularly in refugee camps.
Researchers developed a new approach to vaccination for rotavirus, inducing an immune response in mice and protecting them from infection. The heat-stable vaccine is low-cost and can be delivered as nasal drops or spray, addressing challenges in developing countries.
Researchers have developed a faster-growing E. coli strain suitable for mass production of high-quality DNA for vaccines and gene therapy. The modified strain retains useful traits while growing as quickly as other industrial strains.
A University of Michigan study found that contact patterns among different age groups can explain the observed shifts in whooping cough prevalence and incidence. The research suggests that blanket booster-vaccination programs for adults may not be an efficient strategy for controlling the disease.
Researchers at NIST have developed a suite of standard reference materials for measuring organic acids in dietary supplements formulated with Vaccinium berries. These materials can help prevent economic adulteration by identifying the type and amount of berry used in products.
Despite strong evidence of its effectiveness, only one-third of eligible young women complete the recommended three-dose regimen for the human papillomavirus (HPV) vaccine. Persistent infection with certain HPV types may lead to cervical cancer.
A study of adolescents found that less than 2% met annual preventive care visit recommendations, highlighting the need for better access to care. Meanwhile, a survey of family physicians revealed that many refer patients elsewhere for vaccines due to inadequate payment and lack of participation in federally-funded programs.
A University of Minnesota researcher found that public support for the HPV vaccine decreases when linked to controversy in the media. In contrast, support for other vaccines remains stable, suggesting a need for responsible reporting on health policies.
A recent study suggests that the monkeypox virus can cause significant lung damage by decreasing production of proteins involved in maintaining lung tissue structure and lubrication. This finding may lead to new approaches for treating conditions such as bronchitis, emphysema, and other lung diseases.
USDA scientists have developed vaccines to protect farm-raised catfish against key diseases, including Streptococcus iniae and S. agalactiae. The modified live vaccine has been shown to create a lifelong immunity in fish, with previous research breakthroughs benefiting the catfish industry.
Researchers found that parasites can adjust their survival strategy in response to the host's immune system, leading to faster growth rates and increased reproduction. This insight may help inform the design of future vaccines against parasitic diseases such as elephantiasis and river blindness.
The H1N1 pandemic showed the need for faster vaccine production and clear communication to address risks to vulnerable populations. The delay in vaccine manufacturing and unclear messages hindered efforts, resulting in significant years of life lost among younger age groups.
Scientists are assessing the impact of new vaccines on respiratory infections and diarrheal diseases in African children. The study aims to investigate how effective these vaccines are in areas with high morbidity rates and diverse strains of bacteria.
Researchers at UT Southwestern Medical Center have created an experimental vaccine that stimulates more than 10 times as many antibodies against beta-amyloid as similar DNA vaccines. The new approach shows promise in generating enough antibodies to be useful clinically in treating patients.
A survey of Spanish mothers found that they are more concerned about vaccinating their children due to the HPV vaccine incident. In contrast, mothers in Switzerland and Norway expressed less concern about vaccine safety. The study also showed that healthcare professionals are the most trustworthy source of information on vaccines.