Articles tagged with Immune System
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Researchers at Aarhus University discovered how simvastatin reduces inflammation in chronic diseases like rheumatoid arthritis and multiple sclerosis. The study found that simvastatin acts as a 'plug' in proteins retaining immune cells, reducing inflammation and improving symptoms.
Joanna Kreitinger, a University of Montana graduate student, has been awarded a prestigious immunology fellowship to study immune cell development and contribute to understanding lung diseases. Under Professor David Shepherd's leadership, her research aims to develop new drugs to treat diseases of the immune system.
The study reveals that Group B streptococcus (GBS) uses the enzyme hyaluronidase to evade the immune system during pregnancy, leading to neonatal morbidity and mortality. Blocking this enzyme could lead to eradication of GBS and new treatments for other ascending infections.
A Weizmann Institute study found that viral infection during pregnancy disrupts the fetal immune system, leading to abnormal brain development and increased risk of neurodevelopmental disorders. The study suggests a possible explanation for how maternal infections raise the risk of autism and schizophrenia in offspring.
Researchers found MAIT cells can bypass specific receptors to react to cytokine combinations, previously only known for fighting bacteria. The discovery suggests MAIT cells could be involved in defending against or reducing the effects of viruses.
A high-fibre diet shaped by fibre and short-chain fatty acids boosts dendritic cells, which control allergic responses, reducing allergy symptoms. The study suggests that a lack of fibre may promote food allergies in infants due to low levels of vitamin A.
Researchers at Vanderbilt University Medical Center are recruiting volunteers for a clinical trial aimed at decoding the human immunome. The study, part of the Human Vaccines Project, will generate data on the genetic underpinnings of the immune system to guide next-generation vaccine development.
A BU researcher has received a $2.95 million grant to investigate the relationship between immune cells and type 2 diabetes, with the goal of developing new treatments for both conditions.
Researchers at Stanford University School of Medicine have identified Rac1 as a potential target for treating psoriasis. The small protein is involved in wound repair and has been linked to environmental triggers of the disease, as well as genetic predisposition. Blocking Rac1 activation may offer a new way to treat psoriasis without s...
A study by Stanford University researchers has identified CD47, a protein highly expressed on the surface of small-cell lung cancer cells, as a potential therapeutic target. Blocking this protein with immunotherapies may stimulate the immune system to destroy cancer cells, offering new hope for treating this deadly disease.
GAM is a free web service that identifies links between changes in metabolism and genes, enabling better understanding of complex biological processes. The program can analyze entire maps of metabolic pathways in cells, revealing mechanisms of tumor growth and shedding light on autoimmune pathologies.
A review by Queen Mary University of London suggests that malnutrition can cause immune system dysfunction, making children more susceptible to common infections. This altered immune system may be passed down through generations, contributing to a range of physiological problems.
New evidence suggests that even with a healthy diet, defects in immune system function from birth can contribute to malnourished states throughout life. Researchers propose targeting immune pathways as a potential approach to reducing poor health and mortality caused by under- and overnutrition.
A microscopic parasite causes blindness, birth defects, and severe health consequences in hundreds of millions worldwide. Dr. Zhicheng Dou aims to develop a 100% cure for the disease by designing drugs that starve the parasite from host cells.
Researchers at Umeá University have developed a new method to directly follow viral infections in living organisms, making infected cells produce fluorescent proteins. This method enables the manipulation of cells to produce specific proteins, allowing for detailed study of immune system responses.
A molecular pathway in brain helps halt spread of intestinal bacteria into bloodstream, strengthening gut barrier to prevent immune system activation. Researchers discover genetic switch Crtc plays key role in maintaining this barrier.
Researchers found that differences in immune cell parameters correlate with an individual's immune response to the flu vaccine. People who show a better antibody response after vaccination have higher levels of specific proteins on dendritic cells and more B cells, indicating improved immunity against flu.
Researchers have identified a snitch that reveals cancer cells to the immune system by producing interferon, activating macrophages and T cells to kill cancer cells. MUS81 enzyme plays a crucial role in this process, triggering an immune response in cancer cells.
Researchers at Duke University Medical Center have developed an antibody that selectively attacks cancer cells while sparing healthy ones. The antibody works by targeting a specific protein on cancer cells, disabling their defense mechanism and triggering an immune response.
A study of 295,420 infants in Bavaria found increased T1D risk associated with respiratory tract infections between 2-9 months and 3-5.9 months of age. Early exposure to viral infections may impair immune system response, suggesting a crucial first half-year of life for autoimmunity development.
A global study found that gut microbiomes of infants in Finland and Estonia are dominated by Bacteroides species, while Russian Karelian infants have an overrepresentation of Bifidobacterium. This difference may contribute to the spike in immune disorders seen in western societies.
A Boston College research team, led by biologist Tim van Opijnen, is developing new technologies to predict drug resistance in certain bacteria and identify effective treatments. The five-year study will use cutting-edge genomics research tools and techniques to understand how bacteria interact with the immune system.
A new study found that coral reefs use platelet activating factor (PAF) to trigger inflammation, a key process in bringing in protective immune cells. This molecule has been part of human immune systems for over 550 million years, suggesting a common evolutionary origin.
Researchers discovered hidden mechanisms of the immune system in two disease areas, COPD and systemic lupus erythematosus. The findings showed that ILC2s can change into inflammatory cells in response to stimuli, suggesting a potential way to treat COPD exacerbations.
A new study reveals that laboratory mice infected with common human viruses develop an immune system similar to newborn humans, but unlike adult humans. This finding suggests that the lack of infection may be a reason why research mice differ from humans.
Researchers at the University of Minnesota have created a new model to study the human immune system, using 'dirty mice' that mimic the exposure to microbes found in humans. This new model has shown to improve the accuracy of potential therapeutics and vaccines.
Researchers at IBS Center for Vascular Health have created a new targeted agent to mitigate sepsis progression by strengthening and protecting blood vessels. This approach, utilizing the Tie2 receptor and anti-angiopoietin-2 antibody ABTAA, has shown enhanced survival rates in severe sepsis models up to 70%.
A new study funded by the National Institute of Allergy and Infectious Diseases proposes that co-housing laboratory mice with mice from pet stores could produce
Research found that TNF-alpha induces immune surveillance cells called M cells, which promote the body's ability to regulate and suppress inflammatory responses. This discovery could lead to more targeted drug therapies for treating IBD and other autoimmune diseases.
Researchers have discovered how compounds produced by the body's immune system help to dampen inflammation and prevent damage to healthy tissues. These compounds, called alpha defensins, may act on cells of the immune system to prevent excessive inflammation.
A biodegradable nanoparticle acts like a Trojan horse to convince the immune system not to attack an allergen, shutting down allergic reactions and preventing asthma attacks. The technology also shows promise in treating food allergies.
Researchers have identified a key role for a recently discovered immune cell in age-related inflammation and disease. The discovery sheds light on the mechanisms underlying these conditions and offers promising avenues for treatment.
Researchers from Johns Hopkins Medicine found that immune cells associated with allergies can promote healing of mouse muscle wounds when paired with biomaterial scaffolds. The discovery suggests a pivotal role for type 2 helper T cells in regulating the regenerative process, which may lead to novel strategies for tissue regeneration.
Researchers found that some frogs in Arizona are rapidly adapting to the fungal pathogen Batrachochrytrium dendrobatridis, which causes chytridiomycosis. The study identified a specific genetic variant, allele Q, that confers immunity to the disease, and showed that these variants were being rapidly inherited and evolving.
A new immune-suppressing drug regimen has led to the longest survival yet for a cross-species heart transplant, involving pig hearts in baboons. The study's results could lead to increased use of xenotransplantation and potentially help severe organ shortage among human patients.
Researchers at McMaster University have identified a critical step in the immune system's recognition of DNA viruses, which could lead to vaccinations for herpes, the common cold, and even cancer. The discovery involves an interaction between proteins S6K1 and STING that triggers antiviral responses.
A new study suggests that a combined vaccine therapy using live Salmonella is safe and effective in preventing diabetes in mice. The vaccine works by rebalancing the immune system and preventing the attack on insulin-producing cells. Researchers believe this targeted immunotherapy has great potential for treating type 1 diabetes.
Researchers found that certain gut bacteria can shield the brain from stroke by directing immune cells to protect it. Modifying the microbiotic makeup of the gut may become a novel method to prevent stroke, particularly for high-risk patients.
Researchers have discovered an HIV-fighting immunogen called eOD-GT8 that shows extraordinary binding affinity for naïve human B cells, outperforming previous candidates by a factor of 2100. Approximately 96% of humans harbor B cells sensitive to this immunogen, suggesting its potential as a viable HIV vaccine strategy.
Researchers propose using 'sticky molecules' like IgA to target good bacteria in the gut, preventing pathogenic species from taking hold. This approach has the potential to reduce inflammation and prevent diseases such as Crohn's and ulcerative colitis.
Researchers found that butyrate production is reduced in the intestinal tract of experimental mice after bone marrow transplantation, leading to an increased risk of graft vs. host disease. Increasing butyrate levels can mitigate this condition by bolstering the gut lining's resistance to the donor immune system.
A study led by the University of Edinburgh's MRC Centre for Inflammation Research discovered a mechanism to keep bacteria in the gut. The researchers found that PGE2 activates innate lymphoid cells, which help maintain the gut barrier and prevent body-wide inflammation.
A new study in mice suggests that a mother's microbiome shapes her offspring's immune system. The research found that maternal antibodies facilitate the transmission and retention of microbial molecules from a mother to her offspring.
Scientists have developed novel insulin mimetopes that can induce regulatory T cells to produce tolerance against insulin, halting the development of type 1 diabetes in young mice. In a humanized mouse model, the new vaccine efficiently stimulates regulatory T cells, which can impede the immune system's attack on insulin-producing cells.
A study by Pavel Kovarik and his team at the University of Vienna reveals that type I interferons play a crucial role in regulating IL-1β levels, preventing excessive inflammation and balance in the immune system.
Researchers at the University of Edinburgh found a compound called cathelicidin that directly attacks and stops RSV from binding to cells. Boosting natural production of this compound could protect babies and vulnerable adults from life-threatening illnesses.
Researchers at KU Leuven have developed a novel cell-based immunotherapy that combines chemotherapy, inducing specific type of cell death in brain cancer cells. This approach stimulates the immune system to attack and activate dendritic cells, resulting in a drastically increased survival rate of mice with brain tumors.
A study involving skydiving participants found that acute stress can cause molecular alterations in the immune response, leading to increased risk of stress-related conditions. The researchers identified specific genes and pathways involved in both innate and adaptive immune responses that were dysregulated after the jump.
A new clinical trial has begun at Oxford and Sheffield to test a potential vaccine for prostate cancer. The vaccine aims to stimulate the immune system's attack on cancer cells by recognizing a specific protein found on their surface. If successful, future studies will assess its effectiveness in preventing disease progression.
A recent study by Whitehead Institute scientists found that B cells with diverse affinities for invading pathogens are selected in the immune system's germinal centers. This approach may aid development of effective vaccines against rapidly mutating viruses like HIV and influenza.
A team from the University of Sheffield has discovered a white blood cell in birds that can completely block the growth of Cryptococcus neoformans, a fungus that causes fatal infections in humans. The researchers found that this macrophage cell is able to destroy the fungus when it tries to invade the bird's body.
Researchers at Georgia State University identified a new factor, IL-36, that promotes intestinal inflammation but also helps to resolve it. The study highlights the complex role of immune system balance in IBD and emphasizes the importance of understanding disease timing and phase for effective treatments.
A recent study by researchers at VIB and KU Leuven in Belgium and the Babraham Institute in the UK discovered that raising a child together has a significant impact on one's immune system. Individuals who co-parented a child showed a 50% reduction in variation between their two immune systems, compared to the wider population.
A study by Aarhus University found that wholegrain foods, such as rye bread, contain bioactive compounds called benzoxazinoids. These substances have been shown to pass through the gut wall and circulate in the body, potentially regulating the immune system.
Researchers at Rockefeller University have captured atomic images of the herpes simplex 1 virus revealing how it inserts itself into another protein to evade detection by immune cells. The study provides a mechanistic explanation for the virus's ability to escape immune system recognition.
Researchers at McGill University found that chronic pain changes DNA marking in the brain and white blood cells, impacting immune function. This epigenetic discovery could lead to new targets for pain medications.
A new study published in Science suggests that food tolerance emerges over time in normal individuals due to specific populations of T cells. The research found that consumption of a normal diet stimulates gut cells that suppress rejection of food by the immune system, making children more susceptible to food allergies.
A new clinical imaging method has been developed to tackle one of the main killers of patients with weakened immune systems. The method uses a combination of PET and MRI imaging to identify invasive pulmonary aspergillosis, allowing for faster and more accurate diagnosis.
Researchers identify SIM4, a new part of the TRIM5alpha protein that attaches to SUMO and activates an immune response against HIV. This finding could lead to optimizing gene therapy by tweaking the activity of antiviral factors.
Researchers suggest that playing American Football may be a risk factor for hypertension due to immune system activation and inflammation caused by musculoskeletal trauma. The study also highlights the importance of excess weight as a contributing factor, particularly in linemen.