Articles tagged with Immune System
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Researchers propose systems immunology to tackle sepsis, identifying early warning signs and potential subtypes, which can lead to improved diagnostics and treatment. Targeted funding is urgently needed to develop large-scale omics studies and translate these insights into clinical results.
Researchers at Memorial Sloan Kettering Cancer Center have made a breakthrough in creating allogeneic CAR T cells that can persist in fighting cancer without being rejected by patients. By modifying donor cells with the HIV protein Nef, the cells can survive and remain potent in treating various types of cancer.
Research from RIKEN Center for Integrative Medical Sciences found that infant gut bacteria are associated with food sensitivities and allergies, particularly to eggs. The study suggests that probiotic supplements, such as Bifidobacterium, may help prevent food allergies in at-risk infants.
Researchers found that pomalidomide enhances key immune cells, such as T cells and natural killer cells, which helps the body recognize and destroy cancer cells. This leads to improved immune profiles in patients with myeloma, resulting in longer progression-free survival periods.
Researchers at La Jolla Institute for Immunology discovered that tissue-resident memory CD8 T cells rise up to fight infections in the small intestine, using spatial transcriptomics technology. These immune cells are split between villi and crypts, with progenitor-like cells replenishing effector T cells.
Cancer vaccines hold transformative potential, leveraging neoantigens to activate the immune system against tumors. UK researchers are positioning themselves for a strategic shift in cancer vaccine trials, recognizing opportunities for improvement.
Researchers at the University of Florida have identified a crucial link between a gene mutation and immune system signaling in canine hemangiosarcoma, a potentially life-threatening condition. The study findings reveal an important discovery about how this cancer grows and spreads, providing new insights for novel therapies.
Researchers have identified a key protein called Apex1 as a potential therapeutic target for stopping the immune system from attacking itself. By inhibiting this protein, harmful T cells that cause autoimmune diseases and allergies can be eliminated.
A new study published in Cell reveals significant differences in the immune response of children and adults to cancer, with potential implications for targeted therapies. The research shows that children's tumours are generally less inflammatory and have fewer mutations, making them appear less foreign to their immune system.
Researchers discover immune cells regulate blood sugar levels by stimulating glucagon production in the pancreas. This complex neuroimmune-hormonal circuit reveals a new way the body maintains stable glucose levels, especially during periods of low energy.
Researchers found significant differences in immune cell populations between healthy individuals and people with schizophrenia, with the CD4/CD8 ratio emerging as a potential biomarker for predicting treatment response. Lower levels of mucosal-associated invariant T cells may signify immune dysregulation in schizophrenia.
Scientists at Salk Institute discovered that removing bile acid-creating protein BAAT and adding bile acid UDCA controls tumor growth in mice with liver cancer. UDCA supplements may be a quick solution to improving liver cancer patient outcomes.
The Neuron special issue sheds light on the science of aging, focusing on how age-related changes impact the brain's ability to clear waste and transport energy. The collection also explores the link between the immune system and brain health.
Researchers developed a novel inhalable therapeutic delivery system for lung cancer using mucoadhesive protein nanoparticles inspired by marine mussels. The approach leverages the adhesive properties of mussel proteins to enable selective payload release and minimize adverse effects.
Researchers found significant functional variations between rodent and human PD-1 due to evolutionary divergence. The study reveals a unique motif present in most mammals but missing in rodents, leading to uniquely weaker rodent PD-1.
Neuroscientist Professor Raz Yirmiya reveals a vital link between inflammation and depression through groundbreaking research. His work suggests that both activation and suppression of the immune system can trigger depressive symptoms, highlighting the need for personalized treatment approaches.
A researcher at the Medical University of South Carolina is developing a new approach to boost the immune system's ability to detect and kill kidney tumors. By targeting mitochondrial DNA, he aims to reactivate the immune system to recognize and target cancer cells more effectively.
Research from Radboud University Medical Center shows that lockdowns during the COVID-19 pandemic strengthened the immune system's response to microorganisms. The study found that after lockdowns, inflammation levels in the body were low but the immune system reacted more intensely to viruses and bacteria.
Scientists at Goethe University Frankfurt have discovered a new way to tailor natural killer cells to target leukemia cells, improving their efficacy. The researchers used CRISPR/Cas9 gene editing to disable an immune checkpoint, allowing the modified cells to attack cancer cells more effectively.
A team of University of Melbourne researchers has developed a novel drug delivery system composed of metal-biomolecule networks (MBNs), which eliminate the need for toxic drug carriers. The MBNs show antiviral, antibacterial, antifungal, anti-inflammatory and anti-cancer properties, potentially increasing success in drug development.
Researchers at Salk Institute establish a novel framework for the relationship between nutrition and cell identity. They found that a nutritional switch from acetate to citrate plays a key role in determining T cell fates, shifting them from active effector cells to exhausted cells.
A Virginia Tech student is exploring a potential new treatment avenue for Lupus using DNA-like molecules, with the goal of alleviating symptoms and reducing organ damage. The researcher's approach has shown promise in cell cultures and may lead to less invasive treatments that harness the body's natural immune responses.
Researchers at Washington University in St. Louis are developing vaccines to target misfolded proteins in the brain, with a focus on preventing inflammation and using peptide nanofibers. The goal is to prevent dementia by training the immune system against amyloid beta and tau proteins.
Researchers at Gladstone Institutes and UCSF identified MED12 as a crucial switch that regulates T cell rest and activation. The study found that MED12 promotes rest in resting cells and activation in activated cells, and its removal led to blurred lines between rest and activation.
Researchers domesticated a bacterial species that lives on human skin, discovering it triggers an immune response similar to vaccinations. The team engineered the bacteria to produce a protein that induces a powerful immune reaction, creating a living, topical vaccine.
Researchers combine a precision cancer drug with an antibody and radiation therapy to eliminate tumors without causing side effects. The approach uses the cancer drug as a molecular flag for cancerous cells, allowing immune cells to target them. This method has shown promise in eliminating lung cancer in mice with minimal side effects.
A study from King's College London reveals that the dural sinuses and skull bone marrow act as a likely interface between the central and peripheral immune systems, suggesting a potential link between brain and body inflammatory signals. The research highlights areas of the skull that work as 'traffic lights' between the two systems.
New research from the University of Pittsburgh found that opioids can suppress the immune system and reduce the effectiveness of immunotherapy for head and neck cancer. However, peripherally restricted OPRM1 antagonists (PAMORAs) may block opioid-induced immunosuppression and improve response rates to immune checkpoint inhibitor therapy.
Women with infertility are at higher risk of developing SARD, including lupus and Sjögren's syndrome, even after accounting for pre-eclampsia and other pregnancy complications. Infertility treatments do not appear to increase this risk, suggesting that women may be undiagnosed or untreated.
Researchers have developed bio-inspired micro-nanostructured systems for targeted cancer therapy, offering enhanced biocompatibility and precise tumor targeting. The systems' unique characteristics and design inspirations hold potential for improved therapeutic outcomes and reduced adverse effects.
Chronic fatigue syndrome patients' immune T cells become exhausted, a condition well-studied in cancer. Researchers now explore potential treatments to reverse this state, which may benefit ME/CFS patients.
A new study finds that fine particulate air pollution (PM2.5) exposure is associated with altered immune responses and increased inflammation in pregnant women, leading to adverse birth outcomes. The study highlights the importance of minimizing air pollution exposure in pregnant women to protect maternal and fetal health.
Researchers found that immunosuppression in prostate cancer is associated with a specialised epithelial subtype. This interaction between the immune system and club-like epithelial cells can lead to treatment resistance in patients with advanced, treatment-resistant prostate cancer.
Researchers have deciphered how the beneficial fungus Serendipita indica successfully colonizes plant roots of Arabidopsis thaliana. The fungus secretes enzymes that produce a molecule called deoxyadenosine (dAdo), which activates cell death in plants, enabling colonization without causing significant harm.
A new gene-editing tool enables precise study of variable proteins that allow malaria parasites to stick to red blood cells and evade the immune system. The study introduces a platform to explore how malaria causes disease and identifies new proteins involved in the cytoadhesion process.
Brigham researchers found that intestinal infections alter bile composition to promote intestinal defense, highlighting the liver's role in defending against infection. The study identified hundreds of new bile metabolites and revealed a shift in bile function during enteric infection.
Researchers found impaired PD-1 activity can significantly reduce antibody diversity and quality in memory B cells. This may explain the increased rates of infection reported in patients with cancer receiving checkpoint inhibitor therapy.
A comprehensive map of gene expression in the mouse intestine reveals unique regions tightly regulated by the immune system, including a region controlled by immune signals. The findings suggest resilience and adaptability of the intestine to perturbations.
Researchers at the Hebrew University of Jerusalem developed a Bayesian metamodeling technique to analyze T-cell activation, revealing intricate patterns in early signaling. The study sheds light on the molecular processes behind T-cell activation and has implications for improving treatments for various diseases.
Researchers developed a nasal vaccine combining traditional pertussis antigens with an innovative adjuvant called T-vant to boost immune response. The new vaccine was shown to prevent the bacteria's colonization in the respiratory tract, significantly curbing whooping cough spread.
Researchers at the University of Pittsburgh have discovered a molecular pathway involving protein BLIMP1 that generates Th2 cells in response to inhaled house dust mite, driving allergic asthma. The study also found signaling molecules IL2 and IL10 are required for BLIMP1 expression, offering new therapeutic options.
Scientists at UMC Utrecht developed a new technology to isolate and study gut bacteria recognized by IgA antibodies, which are associated with various diseases. The next-generation IgA-SEQ method allows for high-throughput identification and analysis of these immunostimulatory bacteria, shedding light on their role in health and disease.
A new study developed an innovative approach to combat antibiotic-resistant bacteria by tagging them with a chimeric agent that activates the immune system towards them. This tagging technique helps the immune system recognize and eliminate elusive pathogens, offering a promising new direction for fighting drug-resistant infections.
A new study maps the gut microbiome of over 1,300 children under five years old in Ethiopia, revealing a clear link between gut bacteria composition and the duration of diarrhea. The researchers identify beneficial bacteria that produce short-chain fatty acids, which are lacking in children with chronic diarrhea.
A new study published in PLOS ONE suggests that air pollution exposure may be associated with an increased risk of eczema. Data from hundreds of thousands of U.S. adults found that every 10-µm/m3 increase in PM2.5 levels doubles the eczema rate among residents.
The Wyss Institute's iNodes team has been awarded an ARPA-H Sprint for Women's Health to develop implantable immune organs for treating ovarian cancer. The iNodes concept is based on the formation of lymphoid organs in tumors, which can be reprogrammed to attack cancer cells and retain a long-term immune memory.
Researchers at Uppsala University have developed a unique antibody that targets and delivers a drug package while activating the immune system. This '3-in-1 design' method has shown promise in treating several types of cancer by amplifying T cell effect on cancer tumors.
Researchers at Cleveland Clinic have made significant progress in their novel vaccine aimed at preventing triple-negative breast cancer. The study found that the investigational vaccine was generally well-tolerated and produced an immune response in most patients, with the highest tolerated dose to date identified.
A longitudinal study found that bacteria associated with inflammation in the gut increases ten months before patients develop clinical rheumatoid arthritis. Researchers are exploring potential treatments at this early stage to prevent disease progression.
A new mechanism has been found by which tumor cells escape the immune system, involving a protein called IRGQ. Studies have shown that suppressing IRGQ can trigger a stronger immune response against cancer cells, leading to improved survival rates in liver cancer patients.
A team of researchers, including Binghamton University's Ahyeon Koh, is working on an innovative project to treat inflammatory bowel diseases like Crohn's and ulcerative colitis. The goal is to create a 'cell factory' in the body that can produce pharmaceuticals to alleviate symptoms.
Swallow populations infected with parasites exhibit altered movement patterns, including reduced home ranges and foraging activity. This can lead to decreased foraging success and increased mortality rates.
A new study suggests that a keto diet rich in ketone bodies may help alleviate symptoms of multiple sclerosis and other autoimmune disorders. The diet promotes the production of indole lactic acid, which blocks the activation of immune cells responsible for these conditions.
Researchers from Texas A&M University synthesized research findings to improve medical devices and therapy success rates. The review emphasizes the need to understand macrophage cell behavior to develop targeted immunotherapy treatments.
Researchers at Tel Aviv University have discovered a new cancer mechanism that prevents the immune system from attacking tumors. The discovery was made by reversing this mechanism, which stimulates the immune system to fight cancer cells, including those resistant to prevailing forms of immunotherapy.
A new study by University of Texas at Arlington researchers found that living with symbiotic algae weakens the immune system of jellyfish, making them more vulnerable to infections. This finding has important implications for coral reef conservation and human disease prevention.
Researchers tracked the long-term dynamics of transplanted stem cells in patients' bodies up to three decades post-transplant. They found that younger donors produce more vital stem cells, while older donors experience reduced immunity and higher relapse risk. The study provides new insights into donor selection and transplant success.
Researchers at Terasaki Institute have developed simvastatin-loaded nanoparticles to target adipose tissue inflammation, promoting fat tissue browning and weight loss. The treatment effectively inhibits obesity-related inflammation, controlled white fat production, and demonstrated strong anti-inflammatory effects.
Implementing a preoperative nutrition program leads to significant reductions in hospitalization days and postoperative complications, resulting in cost savings of $7.8 million annually. The program's financial implications include reduced 'outlier days' and long-term complication rates, contributing to overall cost savings.
Immunotherapy holds promise for treating breast cancer, but its effectiveness varies. Researchers Karin de Visser, Sandra Demaria, and María Casanova-Acebes discuss advances and challenges in applying immunotherapy to this common tumor. They highlight the importance of factors like diet, biorhythms, and personalized approaches to impro...