Articles tagged with Immunology
A study published in Nature Metabolism has found a crucial link between mitochondrial lipid deficiency and gut inflammation, revealing that cardiolipin plays a key role in maintaining immune homeostasis. The research suggests that targeting the metabolism of immune cells could be a new approach to treating inflammatory bowel diseases.
IEC-HS is a rare but potentially fatal complication of CAR-T therapy, characterized by sustained inflammatory response and distinct biochemical differences from CRS. Targeted therapies, such as interleukin-1 blockade, are gaining attention for its management.
Researchers discovered that CD4+ immune cells spot and attack the virus in the liver, leading to viral clearance. This finding points to a potential cure for hepatitis B, with therapies designed to activate these immune cells.
Researchers found that Rhein reduces pancreatic and intestinal damage, restores intestinal barrier integrity, and promotes repair macrophage responses. PPARγ is identified as the central mediator of Rhein's effects.
Researchers identified a defense mechanism in intestinal stem cells that actively responds to Salmonella infection, differentiating into antimicrobial Paneth cells to limit bacterial persistence. The study suggests that stem cell differentiation is part of an intrinsic protective program preserving intestinal function during infection.
Researchers found a protein called RAB5c that helps white blood cells kill Aspergillus fumigatus, a common airborne fungus. Without this protein, immune cells are disarmed despite attacking at full force. The discovery could lead to new treatments for patients with weakened immune systems.
The Applied Immunological Research Symposium (AIRS) brought together renowned scientists to share groundbreaking findings on T cell exhaustion and its connection to vaccine interception. Keynote speaker Rafi Ahmed presented data showing how blocking PD-1 reawakens a core population of 'stem-like' T cells, unleashing them to fight disease.
Researchers summarize universal mechanisms of regulatory T cells in solid organ transplantation, enabling durable immune tolerance and reducing rejection. Gene-editing technologies create hypoimmunogenic Tregs for standardized, scalable availability.
Scientists at La Jolla Institute for Immunology have characterized human antibodies capable of neutralizing measles virus. The new panel of human antibodies may form the basis for future medical therapies against measles infection, with a study showing a 500-fold lower viral load in a rodent model.
Researchers found that increases in macrophage cell volume reprogram gene expression and induce inflammation. Cell swelling also triggers an enhanced antiviral response in infected cells.
Scientists discovered an anti-CRISPR protein that sabotages CRISPR systems in bacteria by jamming the protein assembly line. This discovery reveals a new mechanism of defense against CRISPR-based gene editing.
The article systematically summarizes forty years of discoveries in the TLR field, revealing multilayered regulatory mechanisms governing TLR signaling. Aberrant TLR signaling is closely linked to multiple human diseases, including infectious diseases, autoimmune conditions, and cancer.
Researchers treated 75 children with peanut allergies using slow up-dosing and low maintenance dosing. After three years, 82% of the treatment group could eat at least 3.5 peanuts without an allergic reaction.
Hongbo Chi's election recognizes his pioneering work in immunometabolism and its impact on next-generation cancer immunotherapies. He continues to contribute to St. Jude's mission-driven institution, advancing fundamental science and meaningful impact.
The ASPIRE trial aims to enroll 1,200 participants with advanced prostate cancer and assess the impact of chemotherapy on overall survival and disease progression. Genetic profiling is included to identify patients who benefit most from intensified treatment.
A new study finds that pregnant women with low levels of a specific fatty acid molecule are more likely to have children with childhood asthma. The researchers also found that children of these mothers are more prone to respiratory infections and altered lung microbiomes.
A new study reveals that impaired protein recycling is the key factor in T cell exhaustion, allowing researchers to develop a 'tag and sort' fix to restore normal proteostasis. This approach boosts the potency of cell therapy against cancer.
Researchers at Garvan Institute of Medical Research discovered key immune cells malfunction in mevalonate kinase deficiency (MKD), a rare but devastating autoinflammatory disorder. Current treatments targeting inflammatory signals produced by macrophages fail in half of patients, but JAK inhibitors may provide relief.
Researchers at La Jolla Institute for Immunology discovered that FluMist can trigger an immune response directly in nasal tissue, training immune cells to recognize and fight influenza virus infection. This response stays in the upper airways and cannot be detected via blood samples.
A study by University of Pittsburgh researchers found that eating creates a temporary metabolic state that influences T cell function, leading to improved responses to infection. The findings have particular relevance for cancer immunotherapy and may inform when immune cells are collected or activated.
A study by researchers at the University of Basel reveals that the immune system fights lifelong viral infections acquired at birth, with partial success. The body gradually produces antibodies to reduce virus amounts, supported by T helper cells, but the response remains limited.
Researchers developed a powerful new way to study immune system behavior in lung tumors by combining a patient-relevant mouse model with single-cell technologies. The team provides one of the most comprehensive immune maps to date of lung adenocarcinoma, closely mimicking how tumors grow in patients.
A new study from the University of Lausanne identifies a specific subset of fibroblasts that produce Ccl19, an 'attractant signal' for cytotoxic T lymphocytes, bringing them into contact with type 1 dendritic cells. This mechanism is essential for proper immune cell organization and function.
A multi-institutional team has discovered a novel immune regulatory mechanism mediated by antibodies that selectively shut down overactive immune responses. The 'immune-induced TCR-like antibody' (iTab) can reduce disease severity and delay its onset in a mouse model of autoimmune disease.
A new phase in the corona-development has been identified, with recent SARS-CoV-2 variants spreading less rapidly worldwide and BA.3.2 infecting young children more frequently than other strains. This suggests that global immunity from vaccination and infections may be making it harder for new variants to spread.
A new treatment using low-dose nivolumab injections into precancerous oral lesions significantly reduced lesion size and risk of cancer progression. The study showed a 60% average reduction in lesion size and complete pathologic response in six patients, with no dose-limiting side effects.
The Alliance for Clinical Trials in Oncology has several active trials specifically designed to help people with head and neck cancers. Trials include testing high-dose prophylactic gabapentin to prevent opioid use during treatment, as well as immunotherapy with nivolumab and cabozantinib for mucosal melanoma and nasopharyngeal carcino...
A study by the Alliance Foundation Trials shows that combining immunotherapy and chemotherapy before surgery can help more patients with locally advanced non-small cell lung cancer undergo complete cancer resection, improving their long-term health. The treatment also led to high rates of lymph node clearance and successful surgical re...
Researchers discovered that HDAC7 plays a dual role in immune system development and cancer progression. Restoring HDAC7 in cancer cells can slow or stop tumor growth, offering new hope for diagnosis and treatment.
Chemokines regulate immune cell infiltration and local immunity in tumors, and targeting their receptor axis has emerged as a promising therapeutic target in cancer immunotherapy. Chemokine-modulating strategies combining with other immunotherapies have demonstrated considerable synergistic potential.
A first-in-human trial shows that an infusion of immune cells derived from a donor's blood can prime the recipient's immune system to accept a donor liver, potentially reducing lifelong immunosuppression. Eight out of 13 participants achieved complete withdrawal of immunosuppression and remained off for more than three years.
A study reveals that the rhinovirus, causing the common cold, can infect immune cells in the tonsils and adenoids, remaining dormant for extended periods without symptoms. This persistence allows for unexpected transmission and triggers new outbreaks, particularly among children, who are a primary mode of transmission to grandparents.
Researchers have uncovered a vital mechanism for survival by studying the interaction between brain cells and fat cells in fruit flies. The study found that the immune system's discovery of pathogens leads to a change in behavior, triggering an avoidance response through the release of neurotransmitters octopamine and dopamine.
Researchers developed MitoCatch, a system that targets disease-affected cells with healthy mitochondria. The innovation enables efficient cell type-specific mitochondrial delivery, improving survival of damaged neurons in vitro and retinal ganglion cells in vivo.
A high-precision Human Immune Aging Clock (HIAC) has been developed to quantify immunosenescence and identify actionable intervention targets. The study identified RUNX1 as a functional 'brake' on T-cell senescence, and found that individuals with decelerated immune aging displayed a more youthful immune profile.
A new biomarker has been discovered to help determine which colon cancer patients may benefit from immunotherapy, expanding treatment options for around 5% of patients. The biomarker, CTHRC1(+), identifies cells in the tumor microenvironment that can predict treatment response and disease outcomes.
Five early-career scientists have been named recipients of the 2026 BioOne Ambassador Award for their ability to communicate complex research to diverse audiences. The winners, recognized for their outstanding research in fields like wildlife conservation and botany, will receive a $1,000 award and have their work showcased.
A new study by the Barcelona Supercomputing Center reveals that women's immune systems undergo more pronounced changes with age, leading to a greater susceptibility to autoimmune diseases. In contrast, men experience less extensive immune system changes, but are at higher risk for certain blood cancers.
A new study maps how rare mixed tumors evolve into hybrid cell states and immune-protected neighborhoods, pointing to new ways to detect and treat combined small-cell lung cancer. The findings reveal that these tumors do not arise from two separate cancers but rather from a single ancestral cell that evolves over time.
A new study found that exposure to PFAS may weaken the immune system in adults, raising concerns about long-term health effects of these widely used chemicals. The research highlights the importance of reducing PFAS levels in drinking water to protect public health.
Research reveals inflammation in the GI tract changes how nerves are arranged, affecting intestinal muscle contractions. A protective stress response pathway helps neurons survive, preserving their structure and potentially offering a way to curtail persistent symptoms associated with IBD.
Researchers reveal that immune system's T cells travel to the prostate to provide long-term protection against infections. Harnessing these disease-fighting cells could lead to new therapies for prostate cancer and inflammatory conditions.
Researchers developed new drug compounds called ENDOtollins that reduce inflammation in immune cells while leaving the body's ability to fight infections intact. These compounds block a specific protein interaction in immune cells, offering a potential targeted approach to autoimmune diseases.
A new blood-based biomarker has been discovered to help identify individuals at higher risk of developing cancer in people with Lynch Syndrome. The biomarker uses immune signatures detected in blood samples to provide unique characteristics that can detect cancer risk, allowing for early detection and personalized surveillance.
The Alliance for Clinical Trials in Oncology is enrolling adolescent and young adult cancer patients in various trials, including genetic services and treatment studies. These trials aim to address longstanding gaps in care and improve outcomes for AYAs with cancer.
Researchers developed an immune-capable 'cervix-on-a-Chip' model to study sexually transmitted infections (STIs), enabling a more accurate understanding of these conditions and the potential for better treatments. The model replicated key aspects of human biology, including the cervical microenvironment, microbiomes, and immune system.
A retrospective study of 40 immunocompromised ICU patients found associations between low CD4+T-cell counts and specific lung pathogens. Patients with severe CD4 depletion had higher proportions of fungal infections, while moderate immunosuppression was linked to Streptococcus pneumoniae.
Research found that sleep and diet impact immune cell proportions and protein expression, with long-term late sleep onset triggering inflammation. The study's indexes reflect human immune health or chronic diseases, providing a foundation for future health assessment and management.
Research systematically maps how bacterial metabolites influence disease progression and immune cell functions, highlighting their dual effects on the body. The review emphasizes the need for holistic regulation of metabolite profiles to achieve precision interventions.
Researchers have discovered a new biomarker for immunoglobulin A (IgA) nephropathy, which is an autoimmune disease that can lead to kidney failure. Complement pathway proteins, including CFHR1, were found to be overexpressed in patients with IgA nephropathy, suggesting a potential treatment target and diagnostic marker.
Researchers at the University of Missouri have found that the Amazon molly's ability to reproduce asexually is due to gene conversion, which preserves and repairs DNA inherited from both parent species. This process allows the fish to maintain genetic health despite millennia of cloning.
Researchers have developed a new system to map gene expression across whole mouse bodies, providing a toolkit for studying molecular and cellular processes. The technique allows for the analysis of inflammation in every cell type and organ tissue, paving the way for a 'virtual mouse' model that could be used for research.
Researchers found that combining targeted radiation therapy with BO-112 and anti-PD-1 therapy before surgery activated the immune system to fight cancer. This approach reshaped the tumor microenvironment to support T-cell activity, resulting in fewer cancer cells and a more effective anti-tumor response.
Researchers at Karolinska Institutet have mapped immune gene variation across multiple global populations, identifying common genetic variants that affect antibody production. The findings may contribute to understanding infection susceptibility and inform vaccine design.
A transcription factor phosphorylation switch, OsAHL23, dynamically balances immune responses and growth in rice. The switch is precisely controlled by the kinase OsMPK5 and phosphatase PP2A-A.
Ludwig Lausanne's Ping-Chih Ho has been recognized by the American Association for the Advancement of Science (AAAS) for his distinguished contributions to immune metabolism. His research focuses on elucidating the role of metabolism in anti-tumor immunity and advancing cancer therapy.
A recent review highlights how immune cells synthesize and release neurotransmitters to modulate immune responses, blurring the boundaries between the nervous and immune systems.
A nationwide survey in Switzerland found that HPV vaccination uptake among adults was lower than among adolescents, with only 27% of those aged 18-45 vaccinated. The survey also revealed significant differences between genders, age groups, and levels of knowledge about HPV, highlighting the need for targeted information and tailored co...
A systematic review highlights the biological mechanisms linking chronic stress to cancer course, including HPA axis activation and immune suppression. Chronic stress affects tumor growth, treatment resistance, and patient outcomes differently across various cancers.
A new study suggests that autoantibodies from Long COVID patients can induce persistent pain-like symptoms in mice, providing evidence for a potential causal role of autoantibodies in the condition. The research also highlights distinct biological subgroups and offers hope for targeted antibody-based therapies.