Articles tagged with Vaccination
A new TB vaccine candidate has shown promising results in animal studies, inducing a robust T-cell response that could protect against the disease. The vaccine, developed using a closely related species of bacteria, proved both potent and safe, with vaccinated mice living up to 135 days versus 54 days for control mice.
The GonaCon vaccine blocks sex hormones that spark undesirable behaviors in household pets and farm animals, reducing scent-marking, fighting, and aggressive behavior. The vaccine also shows promise for controlling white-tailed deer populations and preventing automobile-deer collisions.
A study by the CDC found that rotavirus vaccination in infants reduces hospitalizations for severe diarrhea in older children and adults. The study, published in The Journal of Infectious Diseases, shows that vaccinating infants can indirectly prevent serious disease in unvaccinated groups.
The reappearance of measles is linked to unfounded fears about a link between the measles shot and autism, says Dr. Gregory Poland. Despite over 20 studies finding no connection between MMR vaccine and autism, some parents have turned against childhood vaccination.
Bleeding calf syndrome affects new-born calves, caused by low blood cell counts and bone marrow depletion. A vaccine against BVDV has been linked to the condition through anti-MHC class I antibodies produced by mothers.
Scientists have successfully tested a bivalent vaccine that protects against both rabies and Ebola in mice, offering a promising solution for Africa's healthcare challenges. The vaccine is built on the same platform as the approved rabies vaccine and has several advantages over existing Ebola candidates.
Researchers found a seasonal pattern of narcolepsy onset in China, most frequent in April, with a significant spike following the H1N1 pandemic. The study suggests that flu vaccination was unlikely to cause the increase and points towards an autoimmune disease trigger.
Researchers have created a new candidate vaccine to protect against chikungunya, a mosquito-borne disease that causes intense pain and chronic arthritis. The experimental vaccine, a recombinant live-attenuated vaccine, has shown promising results in lab mice, offering a potential solution to this debilitating infection.
Researchers have successfully assembled the Bluetongue virus outside a cell, paving the way for the development of more effective vaccines. This breakthrough could lead to vaccines with useful new properties, such as tags that distinguish vaccinated animals from those that have recovered.
A new INFORMS study proves that mathematical models of hepatitis B interventions are cost-effective and have saved millions of lives. The models verified the effectiveness of screening, treating, and vaccinating millions of Asian and Pacific Islander adults in the US and millions of children in China.
A study found that only 59.8% of health care students had documentation of complete hepatitis B vaccination, while 83.8% were protected against infection when tested for antibodies. The rates are lower than the US government's Healthy People 2010 goal of 90% hepatitis B vaccination coverage among health care workers.
Researchers have successfully conducted lab tests on a new vaccine formulation to combat heroin addiction, showing reduced willingness in laboratory rats to self-administer the drug. The vaccine exploits an individual's immune system to blunt heroin's psychoactive effects, offering a potential tool for combating relapse and overdose.
Researchers have identified genetic similarities between Streptococcus pyogenes and Streptococcus equi, two bacteria that cause potentially fatal infections in humans and horses. The study suggests a shared strategy for causing disease and offers hope for developing novel vaccines for both species.
A lack of understanding about HPV vaccination and its link to future cervical screening has been found among parents and girls in the UK. Despite being effective against two high-risk HPV types, vaccinated individuals still require regular cervical screenings to protect against other strains that can cause cancer.
A European joint project, HCVAX, is developing a novel hepatitis C vaccine based on nanotechnology. The vaccine uses biocompatible nanogels to bring genetic information of the virus into the body, triggering an immune response.
Researchers identify VIP signaling pathway key for normal brain development, finding that environmental factors can influence final brain size. A new approach to treating Parkinson's disease is also suggested with T-type calcium channel blockade.
Researchers at Arizona State University have developed a technique to make salmonella-based vaccines safer and more effective, with potential applications in fighting diseases like hepatitis B, tuberculosis, and pneumonia. The new approach retains strong immunogenic properties while reducing unwanted side effects.
Researchers at UT Southwestern Medical Center found an accelerated hepatitis B vaccination schedule to be effective and well-tolerated in high-risk pregnant women. The study's findings suggest that a shortened 12-week vaccine regimen can provide long-term immunity and is comparable to the standard 6-month adult schedule.
A vaccine targeting glutamic acid decarboxylase (GAD) failed to preserve insulin production in patients with newly diagnosed type 1 diabetes. Researchers suggest that the vaccine may be beneficial for preventing or delaying the onset of the disease, but should not be used in clinical practice.
The rotavirus vaccine has dramatically decreased hospitalization rates for gastroenteritis among infants and older children. In the US, vaccination led to a 87-96% reduction in rotavirus hospitalizations among eligible children between 6 months and 24 months.
The DIAPREV-IT study, a three-year project funded by the Juvenile Diabetes Research Foundation, aims to vaccinate healthy children at high risk of developing type 1 diabetes. The researchers believe that vaccinating earlier in the disease process can save more beta cells and increase the vaccine's effectiveness.
Professor Helen Rees and colleagues emphasize the need for immunization policy reform, public-private collaboration, and addressing vaccine inequities to achieve polio eradication. Experts also highlight the importance of understanding the value of life worldwide in informing new actions.
The Lancet's new Series on vaccines highlights four key elements: intensified research, advocacy at the highest level, developing countries' responsibility, and expanded communication of benefits. Experts emphasize the need for $3.7 billion funding to save 4 million lives through immunization programs.
The Expanded Programme on Immunisation has saved millions of lives with vaccine support from WHO and UNICEF. However, diseases like pneumonia and diarrhea still account for a quarter of child deaths in low-income countries. Middle-income countries may struggle to access new vaccines due to high costs.
A new therapeutic vaccine targets ghrelin to suppress appetite and increase energy expenditure in mice, reducing food intake by up to 82% after a single vaccination. The study suggests an alternate treatment approach for obesity that can be used in combination with diet and exercise.
Researchers found that the HSPPC-96 vaccine for recurrent glioblastoma (GBM) extended median survival to 11 months, compared to the current three to five month survival rate. The vaccine showed a favorable safety profile and evoked a significant innate immune response in patients.
A clinical trial published in the New England Journal of Medicine reveals that a vaccine combined with Interleukin-2 improves response rate and progression-free survival for patients with advanced melanoma. The vaccine stimulates the immune system to recognize and attack tumor cells, resulting in increased survival rates.
The study's findings suggest that mass vaccinations deployed strategically could prevent future cholera epidemics in Zimbabwe and other nations. The research team analyzed how cultural, political, and economic factors influenced routes of transmission and identified funeral feasts as a key factor contributing to the spread of the disease.
The study found that the vaccine improved response rates by 16% and progression-free survival by 2.2 months in patients compared to those without the vaccine. The researchers aim to broaden their approach using mixtures of peptides and other immune-stimulatory agents.
A coalition of researchers and policymakers argue that a universal vaccination campaign is essential to ending the crisis. The authors recommend increasing vaccine availability through advance purchase commitments and scaling up efforts to prevent similar shortages during future outbreaks.
A Chinese study shows that HPV vaccine Gardasil does not increase disease flares or antibody measures in inactive SLE patients receiving stable medications. The study confirms the safety of Gardasil vaccination to prevent HPV infection in this population.
Vaccine development for 'big three' diseases is being accelerated by new approaches like systems biology and structure-based antigen design. Systems biology enables the capture of massive biological data to predict vaccine behavior.
A new experimental vaccine has shown promising results in protecting horses against the deadly Hendra virus, according to CSIRO scientists. The vaccine's successful development could help prevent the spread of the disease from flying foxes to horses and ultimately to people.
A recent mumps outbreak in Ontario, Canada highlights the importance of two doses of mumps vaccine to prevent outbreaks. Researchers found that people born between 1985 and 1991 are more susceptible to mumps, particularly among males in this age group.
Researchers are developing an oral vaccine for cervical cancer and a combination prostate cancer vaccine, aiming to improve vaccination accessibility and affordability. The vaccines use nanoparticle-based Human Papillomavirus (HPV) formulations, potentially reducing costs and enabling mass vaccinations.
Three new vaccine formulations show potential in preventing long-term relapse and reducing costs associated with methamphetamine addiction. The formulations produce a good immune response in mice, offering a unique approach to treating the highly addictive substance.
A Kaiser Permanente study found no evidence that receiving the zoster vaccine and pneumococcal vaccine on the same day compromises the immune response necessary to protect against herpes zoster, also known as shingles. The study's findings challenge previous information in the zoster vaccine manufacturer's package insert.
A study published in The Lancet highlights Brazil's success in reducing the burden of infectious diseases, but notes that some programs have failed to control diseases like dengue fever. Despite this, experts argue that investing in human and social capital has led to sustainable economic growth and improved health outcomes.
Control of infectious diseases such as cholera, diarrhoea, Chagas disease, and those preventable by vaccination have been successful in Brazil. However, failures exist, including the ongoing public health problem of dengue fever and visceral leishmaniasis.
A mathematical approach has been developed to make complex combination vaccines more affordable for developing countries. The model considers key factors in providing accessible vaccines, including production capacity and pricing strategies.
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 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.
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.
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 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.
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.
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.