Articles tagged with Immune System
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Research by Angela Riedel and team identified fibroblastic reticulum cells as main players in reprogramming lymph nodes, corrupting monocytes and blocking T cell activity. Targeted TLR4 blockade combined with PD1 immunotherapy can restore T-cell activity and reduce distant metastasis.
Researchers from the Stowers Institute for Medical Research have identified a common process that powers the creation of protein formations that assemble like a 3D puzzle, triggering inflammation and cell death. This 'Catch-22' mechanism may be one of the fundamental reasons why we age.
Research has shown that lymph nodes provide the right environment for stem-like T cells to survive, multiply, and produce killer cells. Preserving lymph nodes could strengthen immune responses and increase the effectiveness of immunotherapy. The study's findings have important implications for cancer therapy.
Scientists at the University of Cambridge created a smarter way to activate the immune system against cancer by harnessing the STING pathway. The new two-part prodrug system triggers the immune response only in tumour tissues, reducing harm to healthy cells.
Researchers at UMass Amherst found that certain T-cells have an inherent ability to remember past viral foes, which could lead to next-generation cancer vaccines. This 'immunological memory' is crucial for the body's immune response and can be harnessed for targeted therapies.
Researchers at NUS have developed a bioengineering approach to keep human lymph node tissue alive and functioning outside the body for several days. The method involves embedding thin slices of lymph node tissue in a soft gel that mimics the body's natural environment, allowing for detailed studies of immune cell behavior.
Researchers found genetic peptides called alpha-defensins that shape gut bacteria, producing healthier microbiomes and reducing insulin resistance. This discovery suggests personalized treatments can be tailored to individual genes, offering new hope for addressing chronic diseases like obesity and diabetes.
A new study found that better indoor air quality, proximity to natural spaces, healthy diets and strong social bonds are associated with reduced and better-regulated inflammation in childhood. The study used the Human Early Life Exposome (HELIX) cohort and identified three immune signatures linked to better overall health.
Scientists at Trinity College Dublin discovered that electrically stimulating macrophages can shift them into an anti-inflammatory state, promoting faster tissue repair. This breakthrough offers a potentially powerful new therapeutic option for treating inflammation-driven diseases and injuries.
A study by BSC-CNS analyzed molecular data from over 4,000 patients and 45 diseases using a newly developed computational method. The results show that 64% of medically known connections are related by similarities in gene expression, providing clues about the biological mechanisms linking them.
Researchers mapped the surface envelope glycoprotein of human endogenous retroviruses, opening doors to new diagnostic and therapeutic opportunities. The study revealed specific antibodies that target the viral proteins, potentially leading to new cancer immunotherapies and treatments for autoimmune diseases.
Researchers identified three distinct molecular subtypes of follicular lymphoma, offering insights into personalized treatment plans. The subtypes C1, C2, and C3 differ in their genetic profiles and tumor microenvironments, guiding the use of specific therapies.
A big data study using multi-omics data from over 1,300 people with HIV has identified key molecular players causing non-AIDS-related comorbidities. The research reveals a range of previously hidden molecular patterns and players associated with various comorbidities.
Neurons in the gut produce adrenomedullin 2, which expands group 2 innate lymphoid cells and provides therapeutic benefit in inflammatory bowel disease preclinical models. Elevated expression of ADM2 was found in patients with inflammatory bowel disease, suggesting a promising therapeutic target.
Blum investigates how the immune system interprets what we eat, exploring mechanisms of oral tolerance and signaling that help our bodies tolerate most foods. Her research could enable new immunotherapy strategies for preventing or treating food allergies.
Researchers found specialized immune cells, called stem-like T cells, that behave like young stem cells but instead spread disease. These immune cells were found in over 100 older patients with autoimmune diseases, such as giant cell arteritis.
Researchers at the University of Oklahoma are conducting a first-of-its-kind study to investigate the effect of cannabis use on facial wound healing in head and neck cancer patients. The study aims to determine whether cannabis smoking negatively affects wound healing, with potential implications for other types of surgery and conditions.
A new study reveals benztropine, a Parkinson's treatment, can boost the body's natural immune response to combat tuberculosis (TB) bacteria. The research found that benztropine can dramatically reduce TB bacterial counts in experiments with human and mouse immune cells.
A team of researchers identified a complex network of regulatory proteins responsible for triggering the most appropriate immune response in macrophages. This study offers new insights into macrophage biology and sheds light on how these cells coordinate their responses to various pathogens.
Researchers developed a test to detect early-stage solid tumors using a blood sample, identifying patterns in amino acid concentrations that can translate into diagnostic signals. The test achieved an 87% positive rate and showed potential for precision medicine in choosing treatments.
Researchers discovered that immune cells called T cells are abundant in mammary glands during pregnancy and breastfeeding, with some relocating from the gut. This finding may help explain the benefits of breastfeeding and inform dietary decisions to enhance breast milk production and quality.
Researchers found that certain antiviral genes become less active with age in people with lupus, leading to fewer inflammatory proteins. This reversal of 'inflammaging' may explain why symptoms improve in some older patients, allowing them to approach healthy aging.
A study analyzing 249 individuals reveals disrupted interactions between the gut microbiome, immune system, and metabolism in ME/CFS patients. Biomarkers linked to symptoms such as sleep disturbances, headaches, and fatigue provide hope for future diagnostic tools.
In a breakthrough study, researchers at the University of Rochester Medical Center found that microglia cells respond differently than neutrophils to photoreceptor damage in the retina. This discovery has high implications for treating vision loss caused by photoreceptor cell damage.
Research reveals that prenatal PFAS exposure can alter infants' developing immune systems, leading to lasting imprints on their ability to fight disease. Exposure to low levels of PFAS was associated with changes in key T-cell populations, including T follicular helper cells and regulatory T cells.
Research found that chronic exposure to PM10 and PM2.5 air pollutants activates harmful allergic-like immune responses in the lungs, leading to inflammation and scarring. The study suggests targeting oxidative stress or modulating NRF2 activity could be a new strategy to treat pollution-induced allergic inflammation.
Researchers at the University of Ottawa have made a breakthrough in developing nanoparticles that not only deliver drugs but also contribute to treatment. Their proof-of-concept study shows that particles can be armed with therapeutic potential, revolutionizing the field of nanomedicine.
Researchers uncovered two myeloid cell populations driving immune dysregulation in polytrauma, highlighting a critical role of TIM cells in immune suppression. The study also identified key genes and communication patterns involved in polytrauma-induced immune responses, providing potential targets for therapeutic intervention.
Researchers discovered a new monoclonal antibody, 2B010, that selectively targets regulatory T cells (Tregs) in tumors, boosting the activity of CD8+ T cells and improving anti-tumor immune responses. This unique mechanism could complement existing cancer therapies and lead to more effective treatments.
Researchers at MD Anderson identified specific co-mutations in KRAS-mutant non-small cell lung cancer (NSCLC) that improve treatment response to ATR inhibitors. Additionally, chemotherapy was found to drive changes to the genome and clonal architecture of blood stem cells, increasing the risk of secondary malignancies.
Researchers from Korea University have discovered that the protein WEE1 can paradoxically drive immune resistance in cancer cells when located in the cytoplasm. This study suggests that targeting WEE1 with an inhibitor, such as adavosertib, may sensitize tumors to immunotherapy and reinvigorate antitumor immunity.
The Lundquist Institute has received a $11 million NIH grant to revolutionize the diagnosis and treatment of mucormycosis, a deadly fungal infection. The MUCOR-ADVANCE initiative aims to develop rapid diagnostic tests and immune-based therapies to save lives.
Researchers found that T-bet expression is crucial for preserving the protective memory response in lung and lymph node memory B cells. Continuous T-bet expression in these cells enables their rapid differentiation into antibody-producing plasma cells upon a second flu virus infection.
Researchers identify Egr-1 as a key regulator of Treg cell development and function, suggesting it as a promising therapeutic target for autoimmune diseases. The study's findings indicate that activating the Egr-1 gene can help alleviate autoimmune inflammation via Foxp3 expression.
Researchers discover a novel metabolic pathway, glyoxalase system, that regulates excessive immune responses by targeting a previously underexplored metabolic pathway. The GLO2-SLG-D-lactylation pathway suppresses inflammatory signaling, reducing inflammation in acute and autoimmune disease settings.
Researchers create map of T cell responses to Chikungunya virus, shedding light on chronic disease triggers. They found that people with chronic disease have T cells targeting the same viral epitopes as those who cleared the virus.
Researchers found that hyperactivation of the PARP1 protein after exhaustive training is associated with decreased performance, fatigue, and behavioral symptoms of overtraining. A study published in Molecular Metabolism suggests that excessive protein expression may be the cause of the syndrome.
A pioneering study has provided unprecedented insights into the immune response following pig-to-human kidney xenotransplantation. Researchers mapped how human immune cells interact with pig kidney tissue, revealing critical early markers of rejection and potential intervention strategies.
Researchers at Tulane University developed a handheld TB test inspired by the bombardier beetle's natural defense mechanism. The ASTRA device requires only a drop of blood and delivers same-day diagnoses without need for laboratory or trained staff, outperforming traditional tests in detection of TB with HIV co-infection.
A new UVA Health study finds that stocking two twin packs of epinephrine autoinjectors and having campers leave their own at home is the most cost-effective strategy for residential camps. This approach comes with an estimated overall cost of $4.33 per camper.
Researchers from The University of Osaka have identified a protein expressed on malaria-infected red blood cells that can hide from the immune system while also activating immune cells to destroy infected cells. This dual function makes the protein an excellent target for vaccine development and treatment.
Researchers identified six overexpressed and mutated tumor antigens strongly associated with poor prognosis in esophageal cancer. The study's findings suggest BTN2A1, MICA, and HHLA2 as promising targets for anti-ESCA mRNA vaccines.
Deepshika Ramanan, a Salk Assistant Professor, has been recognized as a Rita Allen Foundation Scholar for her innovative research on maternal immunity and lactation. She will receive annual grants of up to $110,000 to conduct groundbreaking work in neuroscience, cancer, immunology, and pain.
Sara Poletti's research reveals how childhood trauma triggers persistent neuroinflammation pathways and alters brain structure, creating lifelong vulnerability to psychiatric disorders. Her work identifies biological markers of trauma and explores prevention strategies to reduce mental illness odds.
A study of twins reveals that certain bacteria in the small intestine may trigger MS. Researchers identified two specific bacteria, Lachnoclostridium sp and Eisenbergiella tayi, which are associated with the disease. The findings suggest a new potential therapeutic target for MS treatment.
A new biological age 'clock' measures intrinsic capacity, sum of six key functions determining healthy aging. The IC Clock uses DNA methylation in blood to assess functional decline and links to healthier lifestyle choices.
Researchers at University of Virginia Health System discovered that an immune molecule called STING drives the formation of harmful plaques and protein tangles associated with Alzheimer's. Blocking STING protected lab mice from mental decline, suggesting a promising treatment target for neurodegenerative diseases.
Assistant professor of electrical and computer engineering Natasa Miskov-Zivanov is receiving a $581,503 NSF CAREER Award for her project that leverages AI to design more effective lymphocytes for cancer immunotherapies. The system aims to accelerate the process of designing new therapeutic cell designs.
Researchers identified specific antibody features that limit Mtb growth, revealing critical insights into antibody-immune cell interactions. The study lays groundwork for potential antibody-based therapies or vaccines against tuberculosis, an urgently needed treatment for the deadly infectious disease.
Dr. Natalie Artzi joins the Wyss Institute as Associate Institute Director, working closely with Don Ingber to shape strategic direction and advance research and translation efforts. She leads a world-class research program focused on developing tissue- and cell-responsive nanostructures for disease tracking and treatment.
MicroRNAs modulate inflammation across major cardiovascular risk factors, making them potential biomarkers for early detection and targets for prevention. Specific miRNAs regulate individual immune cell types in cardiovascular pathology, such as promoting M2 polarization and reducing plaque burden.
The University of Texas MD Anderson Cancer Center has been awarded $21.4 million by CPRIT to support cancer research efforts and faculty recruitment. The institution is grateful for the continued funding, which will help advance future potential breakthroughs in cancer treatment.
Research from Babraham Institute uncovers importance of RNA binding proteins in regulatory T cell function. The study sheds light on how the immune system maintains balance and forms foundation for understanding age-related inflammation.
Janus kinase inhibitors (JAKs) suppress an important immune signalling pathway that helps protect healthy cells from viral attacks. This allows viruses to more easily gain a foothold and spread.
A recent study found that C5aR1 inhibition can slow endometriosis progression by altering the behavior of immune cells. Researchers used PMX-53 to block the C5aR1 receptor, reducing macrophages with an M2 phenotype and promoting an M1 state.
A team of researchers at Weill Cornell Medicine has discovered that the malaria parasite Plasmodium falciparum can shut down a key set of genes to avoid detection by the immune system. This finding suggests that asymptomatic adults may harbor undetectable parasites, making it more challenging to eliminate malaria.
The new Epigraph vaccine developed by University of Nebraska-Lincoln virologist Eric Weaver protects against H1N1 swine flu and can also protect against influenza in humans and birds. The vaccine significantly outperformed commercial vaccines, providing protection for up to a decade.
Researchers have mapped a 7,000-year-old genetic mutation that provides protection against HIV, found in 18-25% of the Danish population. The mutation arose in an individual from the Black Sea region between 6,700 and 9,000 years ago.
Scientists have engineered a monoclonal antibody that protects mice from a lethal dose of influenza A with sticky staying power. The new molecule combines specificity and broad binding capacity, adhering to the lung lining and blocking infection in mice.
Researchers have found that psychedelic compounds can reverse a cascade involving brain-resident cells and immune cells, increasing fear behavior when chronic stress disrupts signaling. This finding represents a paradigm shift in understanding psychedelics' therapeutic potential.