Articles tagged with Vaccination
Researchers calculate vaccine coverage among exposed populations in California, Arizona, and Illinois as far below 96-99% necessary for herd immunity. The virus's effective reproduction rate is estimated between 3.2-5.8, emphasizing the importance of vaccination to control outbreaks.
A study predicts a rise in measles cases by 100,000 across West Africa due to Ebola-related health system disruptions, resulting in an additional 5,000 measles deaths. The research highlights the need for aggressive regional vaccination programs to counteract the steep downturn in immunization rates.
Researchers have identified tiny differences in the outer shell proteins of different hepatitis C viruses that make them resistant to antibodies. The study found that these protein variations are not located where antibodies attach, requiring multiple antibodies to be stimulated for an effective vaccine. Future research will focus on i...
A Duke University study suggests that public health programs should allocate funds to encourage more boys to be vaccinated against human papillomavirus (HPV), which could ultimately protect more people. The study found that boosting HPV vaccination coverage in girls may become increasingly expensive as the pool of willing parents shrinks.
A recent study examines reasons people refuse vaccines and highlights the importance of vaccination in preventing measles outbreaks. The study found that vaccine refusal can lead to unnecessary risk to children, with cases reporting complications such as pneumonia and encephalitis.
A study published in Annals of Internal Medicine found that the appropriate use criteria for diagnostic cardiac catheterization may not be reliable for guiding clinical decisions. The researchers evaluated a cohort of 48,336 patients without a history of coronary artery disease and found that obstructive CAD is more likely to be diagno...
A team of scientists discovered that HuR protein is critical for controlling metabolism in B cells, which produce antibodies essential for fighting infections. Removing HuR prevents proper growth and function of B cells, highlighting the importance of this protein in immunity.
A physician who received an experimental Ebola vaccine after a needle stick injury developed mild symptoms but strong Ebola-specific immune responses. The study found the patient's clinical syndrome and laboratory evidence consistent with vaccination response, with no evidence of Ebola virus infection detected.
Scientists have discovered a new way to manipulate how cells function, improving the efficiency of DNA vaccines and gene therapy. The new method boosts protein production by up to 20 times, potentially leading to stronger immune responses and reduced side effects.
A study by WSU researcher Graham Dixon found that emotional messages can backfire among individuals with anti-vaccine views. The approach highlights the consequences of non-vaccination using emotional pictures may not be as effective as previously thought.
A study found that almost all pediatricians encounter requests to spread out vaccines, with increasing numbers agreeing to do so despite risks. Most physicians feel tension between building trust and prioritizing child safety.
Research at Henry Ford Hospital found that patients whose physicians recommended flu vaccination were more likely to receive it, with higher rates among white and Asian patients. The study suggests that improving communication between doctors and patients about the benefits of flu vaccination is crucial.
A randomized trial using Colorado Immunization Information System found that children in the centralized notification system received at least one contact, with documentation rates of 26.9% compared to 21.7% in the practice-based group. The study concludes that a collaborative centralized approach can increase immunization rates and is...
The HPV vaccine has been shown to be highly effective in preventing cervical cancers caused by nine high-risk HPV types. If populations are vaccinated, approximately 90% of all cervical cancers worldwide can be prevented. The vaccine was found to be safe with no significant health concerns.
Researchers at the University of Cambridge and Animal & Plant Health Agency highlight the importance of specificity in new diagnostic tests for bovine tuberculosis (bovine TB) vaccination. For vaccination to be economically viable, the number of false positives must be below 15 out of every 10,000 cattle tested.
To make bovine TB vaccination viable, researchers recommend diagnostic tests must achieve high specificity to avoid increasing restrictions and financial burden. Achieving a specificity of greater than 99.85% is necessary to see benefits of vaccination.
A new HPV vaccine, Gardasil 9, has been developed to protect against nine types of the virus, significantly improving protection against cervical cancer compared to the current vaccine. The new vaccine offers up to 97% effectiveness in preventing high-grade cervical and vaginal disease caused by high-risk HPV types.
A study by Ohio State University found that both liberals and conservatives exhibit biases against scientific facts that contradict their political beliefs. Liberals showed lower trust in science related to fracking and nuclear power, while conservatives reacted more strongly to climate change and evolution.
A new study of adolescent girls found that HPV vaccination was not associated with an increase in sexually transmitted infections (STIs), contrary to previous concerns. The study included over 21,000 vaccinated females and 186,500 non-vaccinated females, finding no evidence that HPV vaccination leads to higher rates of STIs.
A study by Washington State University researchers found that online comments from unknown experts can be more persuasive than public service announcements. Participants were equally influenced by pro-vaccination and anti-vaccination comments, regardless of the commenter's expertise.
The Liberia-NIH partnership is conducting a Phase 2/3 study to test the safety and efficacy of two experimental vaccines against Ebola virus infection. The trial will enroll approximately 27,000 healthy adults and those at high risk of infection, and will provide crucial information on potential countermeasures for future outbreaks.
A study found that an oral supplement containing arginine, zinc, and antioxidants improves healing of mild to severe pressure ulcers in malnourished patients. Meanwhile, a survey suggests that pain and other alarming symptoms in the last year of life have increased from 1998 to 2010. The Centers for Disease Control and Prevention's ACI...
A study by Ohio State University suggests that confidence in government is a key factor in public willingness to vaccinate. People with high trust in the government were more likely to take the swine flu vaccine, while those with low trust had lower vaccination rates. The research also found that individuals who watched more news and h...
The GSK/NIH Ebola vaccine candidate has shown a well-tolerated safety profile and generated an immune response in healthy volunteers. Larger trials are necessary to assess whether the immune responses offer protection against Ebola infection and disease.
A new study found that infants show specific brain activity patterns when receiving vaccinations, which may help develop improved vaccination techniques and pain-relieving treatments. The researchers used EEG measurements to identify these patterns, which appeared earlier in younger infants and were more consistent in older children.
Researchers at the University of Georgia have successfully tested a new treatment on mice that cures the disease even after the virus has spread to the brain. The new vaccine rescues mice much longer after infection than what was traditionally thought possible, with 50% of treated mice saved even after physical symptoms appear.
A new study by Kansas State University veterinary diagnosticians found that a rabies booster can protect pets with out-of-date vaccinations from developing the fatal disease. The finding gives pet owners and veterinarians new options when faced with quarantining or euthanizing a pet exposed to the rabies virus.
Scientists develop a new approach to combat cocaine addiction by using a modified bacterial protein to trigger an immune system response. The strategy has shown promise in animal studies, offering hope for the creation of effective vaccines against drug abuse.
Only about half of teenage girls receive the HPV vaccine at the recommended age of 11-12, leaving them unprotected against cervical cancer and genital warts. Researchers found that rates of HPV infection increase significantly among young people between 14-24, emphasizing the importance of early vaccination.
A 30-year study found that neonatal HBV vaccination significantly reduced the risk of primary liver cancer and other liver diseases in young adults. The study's results show that vaccination led to a 84% reduction in liver cancer incidence, highlighting the importance of early intervention.
A study led by Dr Yaohe Wang at Barts Cancer Institute found that arming a modified virus called Vaccinia with a specific gene enhanced its effectiveness against pancreatic cancer. In mice, the armed virus was more effective in killing tumors and preventing regrowth compared to an unarmed version.
A Phase 1B clinical trial in Uganda found the experimental vaccines safe and induced immune responses in healthy volunteers. The results are encouraging, as similar immune responses were observed compared to a previous US trial.
A phase 1 trial confirms two experimental Ebola DNA vaccines are safe and stimulate a similar immune response in Ugandan adults as reported in US adults earlier this year. The vaccines generated neutralizing antibodies and T-cells against the virus proteins, providing comparable safety and immune response.
Researchers have successfully developed an oral vaccine delivery system using Streptococcus mitis to induce mucosal immune responses in the mouth and beyond. This innovative approach has potential to protect against diseases such as tuberculosis, AIDS, and intestinal infections, making it a promising tool for global health threats.
Researchers have developed injectable 3D vaccines using programmable biomaterials that can induce an immune response to fight cancer and infectious diseases like HIV. The vaccines recruit dendritic cells, which then trigger an immune response to attack harmful cells.
A recent study published in the Canadian Medical Association Journal has found that HPV vaccination does not lead to increased risky sexual behavior in young girls. The study followed 260,493 girls and found no significant increase in pregnancies or sexually transmitted infections among those who received the vaccine.
A new breast cancer vaccine developed at Washington University School of Medicine has shown safety and preliminary evidence of biological efficacy in patients with metastatic breast cancer. The vaccine targets a protein called mammaglobin-A, found almost exclusively in breast tissue, and primes the immune system to attack tumor cells, ...
The NIAID/GSK Ebola vaccine candidate was well-tolerated and produced immune system responses in all 20 healthy adults who received it. The vaccine induced a T-cell response, including CD8 T cells, which may play an important role in immune protection against Ebola viruses.
A new powdered measles vaccine has been found safe and effective in early human testing, with no clinically relevant side effects reported. The dry powder vaccine was delivered through a puff of air and showed promise as an alternative to traditional injectable vaccines.
A new study found that a provider-focused intervention improved Human Papilloma virus (HPV) vaccination rates by 10 times for boys and nearly twice as much for girls. The multi-component Performance Improvement Continuing Medical Education (PI CME) intervention was linked to sustained improvements in HPV vaccination rates.
Researchers analyzed vaccine failures and found that leaky vaccines lead to higher infection rates in the long run. The study also showed that all-or-nothing and waning vaccines have distinct dynamics following mass vaccination, providing an alternative explanation for disease resurgence.
Researchers have determined that the yellow fever virus replicates primarily in the liver, causing significant damage to liver cells. This knowledge could help identify an earlier clinical outcome measure of disease severity, enabling doctors to provide more aggressive supportive care for patients.
Researchers have discovered that the yellow fever virus replicates primarily in the liver, causing significant damage to liver cells. A new clinical parameter has been identified, which could help manage cases of yellow fever, allowing for earlier diagnosis and treatment.
Researchers created a 24-atom protein assembly that self-assembles into a porous molecular cube. This breakthrough could lead to the development of synthetic vaccines and targeted medicine delivery inside human cells. The discovery was made by UCLA biochemists led by Todd Yeates.
A national poll reveals that most parents want strong policies to ensure children in daycare are up-to-date on vaccines. In response to a scenario where 1 in 4 children were not vaccinated, 74% of parents would consider removing their child from the daycare.
A study of over 26,000 women found that Tdap vaccination during pregnancy was not associated with an increased risk of preterm delivery or small-for-gestational-age birth. However, a higher risk of chorioamnionitis was observed among vaccinated women.
A new pneumonia vaccine has led to a 27% decline in hospital admissions among children under 2 in Tennessee, with an overall 72% reduction since introduction of the first vaccine in 2000. The success of pneumococcal vaccines challenges common assumptions about antibiotic treatments for childhood pneumonia.
A new University of Michigan analysis reveals that less than half of Michigan birthing hospitals provide prevention information on their websites about Tdap vaccination and whooping cough. The Centers for Disease Control and Prevention recommends Tdap vaccination during pregnancy to protect newborns from this potentially deadly disease.
A non-injectable vaccine has been shown to provide long-term protection for non-human primates against the Ebola virus. The breathable vaccine overcomes logistical obstacles of storing and administering injectable vaccines in affected areas.
A nasal vaccine in development has been shown to provide long-term protection for non-human primates against the deadly Ebola virus. The vaccine platform has significant global implications in controlling future outbreaks, which could have a fatality rate as low as 25-90%.
Researchers highlight gaps in vaccination due to skepticism about childhood vaccines and international travel bringing measles into the country. Experts call for accessible vaccination and research on addressing public concerns about vaccine safety.
The International Union of Immunology Societies is urging urgent funding and implementation of Ebola vaccine trials. Several promising vaccine candidates, including Cad3 Ebola and rVSV-ΔG-ZEBOV, are being tested in phase 1 clinical trials, showing safe and efficient results in non-human primates.
A new vaccine is being developed to help smokers quit by blocking the physiological pleasure that nicotine elicits in the brain. The vaccine uses biodegradable nanoparticles to prevent nicotine molecules from entering the brain, reducing cravings and addiction.
The NIH is conducting an early phase trial to evaluate the VSV-ZEBOV vaccine candidate, which was developed by researchers at Canada's National Microbiology Lab. The trial will enroll 39 healthy adults aged 18-65 and assess the vaccine's safety and ability to generate an immune response.
A recent study published in JAMA Neurology found no long-term link between vaccine administration and the development of multiple sclerosis (MS) or other central nervous system demyelinating syndromes. However, a short-term increased risk was observed in younger patients, which may be attributed to existing disease.
A growing body of evidence links metal fumes to a heightened risk of bacterial lobar pneumonia in welders. New data shows welders are more than 3.5 times as likely to die from pneumococcal pneumonia compared to other workers.
Researchers discovered a paradoxical immune protein that both helps and hinders the immune system response, leading to increased susceptibility to rare bacterial infections and predisposition to autoimmune diseases. The protein ISG15 plays a crucial role in resolving inflammation and preventing autoinflammatory disorders.
Researchers developed stealthy nanoparticles that successfully deliver cancer vaccines to a subset of macrophages deep inside lymph nodes, hindering tumor growth. The nanoparticles bypass circulating immune cells and enter the lymph nodes' core, where they are engulfed by special kind of macrophage.
Researchers at Case Western Reserve University are working on two projects to deliver protection from aggressive breast cancer and deadly heart attacks using plant viruses. The first project aims to create a vaccine that tricks the immune system into attacking HER2 proteins, while the second project targets blood clots by delivering cl...
Researchers are developing a fingerprint-based recognition method to track vaccination schedules for infants and toddlers, increasing immunization coverage in developing countries. Fingerprints can accurately record immunizations, overcoming issues with lost or destroyed paper documents.