Articles tagged with Antibodies
A new vaccine targeting angiotensin II has shown promising results in reducing blood pressure in a small study. The vaccine produced strong antibody responses and significantly lowered systolic and diastolic blood pressures in patients with mild-to-moderate high blood pressure.
Researchers found that ABO-incompatible infant heart transplantation is as safe as transplantation with compatible blood group types. The study suggests that this procedure could significantly reduce the number of infants who die while waiting for a donor heart, with mortality rates potentially decreasing by up to 20%.
Researchers found an antibody against placental growth factor (PlGF) blocks tumor growth and enhances chemotherapy effects in mice. The antibody has a better safety profile than VEGF inhibitors, which cause severe side effects.
Scientists at Newcastle University have developed a technology using UV light to activate antibodies specifically targeting tumour cells. The cloaked antibodies can be used alone or in combination with existing antibodies, minimizing side effects and maximizing destruction of tumours.
Research suggests viruses like Human Ad-36 may play a role in causing obesity in humans, with evidence showing weight gain and fat storage in infected animals. Studies also found connections between viral infections and obesity in human subjects, including exposure to the Ad-36 virus.
David Spiegel, a Yale chemist, has received a $1.5 million NIH Director's New Innovator Award to develop a 'rational' approach for using antibodies to target various cells and diseases. He aims to design DNP-compounds that recognize pathogens and attract anti-DNP antibodies, destroying diseased cells.
Researchers at Duke University Medical Center analyzed 8,300 heart surgery patients and found no association between transfused female plasma and adverse outcomes, even a potential protective effect.
Researchers at Mayo Clinic have discovered an antibody that can repair the damaged myelin sheath in laboratory mouse models, a crucial step towards treating multiple sclerosis and related disorders. The antibody promotes remyelination with a single dose, paving the way for potential new treatments.
Researchers at Saint Louis University have found an injectable antibody that can reverse learning problems in mice with an animal version of Alzheimer's disease. The antibody, part of the IgM class, targets amyloid beta protein and prevents it from becoming toxic.
Researchers at UT Southwestern Medical Center have identified a likely cause of kidney transplant rejection: antibodies attacking MICA antigens. The study found that patients who showed the most marked effect from these antibodies were those considered high-risk for clinical transplantation.
Researchers found that combining Lactobacillus rhamnosus GG probiotic strain with lower doses of hyperimmune bovine colostrum (HBC) provides protection against rotavirus infection, effective as high-dose HBC alone. This combination therapy could help relieve the immense disease burden posed by rotavirus in developing countries.
Researchers have identified radial spoke protein 44 (RSP44) as a key molecule in immune infertility, a condition causing the immune system to attack sperm. The discovery may lead to new diagnostic tools and treatments for this condition, which affects up to 12% of unexplained infertility cases in women.
Researchers discovered that first-degree relatives of PBC patients have a higher prevalence of anti-mitochondrial antibodies, a biomarker indicative of the disease. This finding enables early screening and assessment of high-risk family members through simple blood tests, potentially leading to better outcomes for PBC patients.
Research finds patients with lower levels of HCV antibody titer tend to have a brighter clinical outcome. Co-infection by hepatitis B and A viruses is associated with a higher possibility of self recovery, possibly due to interference with virus replication.
Scientists from around the world present convergent views on the 'memory of water' concept, which suggests that water can display memory effects. Researchers found large-scale structural changes in liquid water, potentially accounting for claims of memory of water effects.
A new study found that blacks with multiple sclerosis have significantly higher levels of an antibody in their spinal fluid than Caucasians, suggesting genetic factors contribute to the difference. The discovery may help explain why black patients are more likely to experience severe symptoms when they develop MS.
Researchers have found that treating mice with tularemia-specific antibodies can protect them against the bacteria, enhancing immune responses and acting as a surrogate vaccine. This approach could be particularly useful in cases of bioterrorism, providing rapid and specific protection to individuals with weakened immune systems.
Researchers have made promising breakthroughs in understanding how antibodies can reduce the main hallmarks of Alzheimer's disease, including memory loss and ability to learn. The study suggests that antibodies could be used to prevent protein clusters from forming, which is believed to kill nerve cells.
Researchers identified naturally occurring antibodies in human blood that selectively target toxic beta amyloid oligomers, potentially offering a natural defense mechanism against Alzheimer's. The antibodies recognize misfolded shapes of proteins, which could have implications for immune therapy of other neurodegenerative diseases.
The study found that antibodies against arthropod saliva can indicate exposure to bites, allowing for improved assessment of disease transmission risk in endemic areas. This research aims to develop simple and effective prevention tools using immunogenic salivary proteins.
A study by Weill Cornell Medical College researchers found that immune antibodies penetrate neurons and reduce levels of Alzheimer's-linked amyloid peptides, offering new hope for immunotherapy against the disease. The discovery could also advance treatment for other immune diseases.
A research team developed an engineered protein that effectively neutralizes Staphylococcus aureus toxin, preventing symptoms in rabbits and reversing illness after exposure. The protein has potential advantages over antibodies, including smaller size and faster clearance from the body.
Scientists at Dana-Farber Cancer Institute have discovered a new approach to treating autoimmune diseases such as multiple sclerosis. By blocking a key interaction between immune cells, they found that one type of cell is attacked and dies, suggesting a potential therapy for various immunological conditions.
Researchers have successfully used specific antibodies to differentiate between fingerprints of smokers and nonsmokers, detecting cotinine metabolite in sweat. This technique could be used for forensic applications, doping detection, medical diagnostics, and drug screening without taking blood samples.
Researchers at La Jolla Institute for Allergy & Immunology have made an important finding on cytomegalovirus transmission by reducing the virus in salivary glands using antibodies. The study may have implications for other chronic virus infections like hepatitis and HIV.
Researchers have developed an oral vaccine that can prevent mice from developing brain diseases similar to mad cow disease. The vaccine stimulates the immune system, resulting in delayed onset of symptoms even in mice with low antibody levels.
A study of 34 children with autism compared to 34 without autism found no connection between the two conditions. Researchers looked for specific antibodies associated with celiac disease, but none were found in autistic children.
Researchers at the University of Texas at Austin have developed a faster approach to producing disease-fighting antibodies. This method can provide significant time savings and enable the isolation of therapeutic antibodies for human diseases that were previously unobtainable.
Researchers from Massachusetts General Hospital and MIT found that self-management tools reduce medical costs and improve treatment quality. Examples of such tools include patient-controlled insulin dosing and medication adjustments based on symptoms.
Researchers at Emory University have developed an algorithm that can predict which sensitized patients on the national waiting list for kidney transplants are compatible with a given donor. This new method, based on innovative technology, has increased transplant rates from 15% to 25% in highly sensitized patients.
Scientists at UCLA's Jules Stein Eye Institute have discovered defects in the infection-fighting T-cells of Graves' disease (GD) patients' immune systems. The study found an abnormal surplus of receptors targeted by an antibody that mistakenly attacks the thyroid gland, causing inflammation and damage to eye tissue.
Researchers develop biodegradable vaccine delivery system that stimulates cellular-mediated immunity and enhances antibody response. The microsphere formulation could lead to single-dose vaccines for diseases requiring booster shots.
Researchers found a close correlation between vancomycin exposure and severe thrombocytopenia with serious bleeding. The antibiotic was discontinued in most cases, resulting in normal platelet counts.
Researchers at St. Jude Children's Research Hospital found that the N1 protein in seasonal flu vaccines can trigger an antibody response to avian flu virus, offering cross-protection to some individuals. The study suggests that annual influenza vaccines may be beneficial to populations in areas where H5N1 poses a threat to humans.
A study published in PLoS Medicine found that some people have low-titer antibodies against H5N1 influenza, suggesting potential protection. The researchers also observed cross-reactive antibodies in mice, which afforded partial protection against avian H5N1 infection.
Researchers at Yale University discovered a potential reversible cause of first-degree fetal heart block, which impairs the heart's electrical signaling. The PRIDE study found that early treatment with dexamethasone can reverse the condition, but it can progress rapidly to irreversible third-degree block.
Researchers at NIH/National Institute of Arthritis and Musculoskeletal and Skin Diseases found that up to 10% of B cells retain faulty receptors, escaping correction. This discovery sheds light on the development of self-reactive B cells in autoimmune disease.
Researchers at Yale University have developed a novel approach to synthesizing nanowires, allowing them to integrate with microelectronic systems and act as highly sensitive biomolecule detectors. This breakthrough has profound implications for the application of nanoscience technologies and future diagnostics.
A new EGFR antibody shows promise in treating lung cancer by targeting activated receptors. In a mouse model, the antibody caused significant tumor regression where cetuximab failed.
Researchers have successfully produced proteins that resemble antibodies in plant seeds, demonstrating their potential for therapeutic and diagnostic applications. The antibody variants are just as active as whole antibodies and can be used in medical applications, with advantages including high production capacity and timely processing.
Researchers at St. Jude Children's Research Hospital found that harvesting aggressive stem cells from donated bone marrow can reduce the time it takes for a child's immune system to rebuild after a bone marrow transplant. This could lead to lower risk of fatal virus infections and improved long-term outcomes.
Research suggests that common painkillers like NSAIDs can reduce vaccine effectiveness by reducing antibody production. The study's findings have implications for people who take these medications regularly, particularly those with compromised immune systems.
Researchers have created a diagnostic test that can detect viruses like influenza, HIV, and RSV in under 60 seconds using surface-enhanced Raman spectroscopy (SERS). The technique works by measuring the change in frequency of a near-infrared laser as it scatters off viral DNA or RNA.
A new task for IgG has been discovered, helping cells capture germs and dispose of them. The antibody aids in the formation of phagolysosomes that kill off invading microbes.
Researchers have achieved effective immunity with a low dose of bird flu vaccine using MF59 adjuvant, potentially stretching vaccine supply. The study showed that antibody levels were significantly better and that a single dose of the adjuvanted vaccine was as good as two doses without adjuvant.
Researchers found that a compartment of the spleen called the marginal zone is where autoreactive B cells are primarily located. Transplanting immune cells from this zone into mice with lupus-like disease led to the production of pathogenic antibodies, highlighting the spleen as a potential target for new therapies.
Researchers have developed a biodegradable wipe that can detect bacteria, viruses, and other biohazards using nanofibers containing antibodies. The new process could be used by anyone to rapidly uncover pathogens in contaminated areas, providing a fast indication of whether a biohazard is present.
A team of researchers at Cornell University has developed a biodegradable absorbent wipe that can detect bacteria, viruses, and other biohazards using sensitive nanofibers. The innovative material is inexpensive, easy to use, and can provide fast indication of contaminant presence, enabling quick disinfection and retesting.
Researchers at Purdue University have discovered that nanocantilevers, coated with antibodies, attract different densities of proteins depending on their length. This phenomenon could lead to the development of advanced sensors capable of detecting minute quantities of contaminants.
A new study found that exposure to polychlorinated biphenyls (PCBs) in children may lower the effectiveness of vaccines against tetanus and diphtheria. PCB contamination was associated with decreased antibody responses to vaccinations at both 18 months and 7 years old.
In a study, researchers found that modulation of Ras activity is not the only function of neurofibromin, suggesting alternative therapeutic approaches for Neurofibromatosis type I disease. Interferon-gamma also plays a critical role in maintaining immune response balance by inducing Foxp3 and converting T cells.
American researchers have created a new basis for portable, multiplexed biodetection systems using silver and gold striped nanowires as supports for simultaneous immunological tests. The unique patterns of stripes act like barcodes, allowing for fast and accurate identification of multiple pathogens.
A University of Houston team, with a NIH grant, is creating a quick, accurate test for the 'Cruise Ship Virus' using retroreflectors and antibody proteins. The tool has the potential to diagnose diseases like Norwalk more easily and may be applied to other infectious diseases.
A novel gene therapy could provide a permanent genetic cure for hemophilia A patients, including those with expensive and ineffective treatments. The treatment involves cloaking Factor VIII in platelets to avoid antibody attacks, making it effective even in patients with inhibitory antibodies.
Scientists at Rice University and M.D. Anderson Cancer Center have developed a method to load multiple anticancer drugs into a single antibody, increasing the effectiveness of chemotherapy. The use of buckyballs, soccer ball-shaped molecules of pure carbon, allows for the creation of targeted therapeutics with unique properties.
Researchers compared wild rodents to laboratory rodents and found that wild animals had higher levels of antibodies associated with allergy and autoimmune disease. This suggests that a lack of exposure to microbes in modern environments may contribute to these conditions.
Researchers found that 48% of participants reported no or very little microvascular complications, and that some patients still have residual islet function. The study suggests that many patients with long-term type 1 diabetes may have some residual insulin production, paving the way for new treatments.
Researchers have developed a 3D modeling technique that shows how antibodies bind to bacterial sugars, allowing for potential new vaccines. This technique can be used to create new vaccines that protect against multiple strains of bacteria.
A new NIAID study found that a higher dose of flu vaccine significantly increases the immune responses of older adults, providing hope for better protection against seasonal influenza. The trial showed that participants who received a high-dose vaccine had 44-79% higher levels of antibody than those who received the standard dose.
Researchers have created a heat-stable antibody that can detect caffeine in various drinks, including coffee, tea, and cola. The test has shown accuracy comparable to sophisticated equipment, with potential applications for consumers who want to avoid caffeine due to health or personal reasons.