Articles tagged with Immunology
Researchers identified genetic modifications that can improve the efficacy of chimeric antigen receptor (CAR)-T cell treatment for multiple myeloma and other cancers. The study used CRISPR screening to pinpoint genes that influenced T cell function and survival in culture and in a preclinical model of multiple myeloma.
Australian scientists have discovered how T follicular helper cells tailor their behavior to different infections, paving the way for improved vaccine design and targeted therapies. The study sheds light on a molecular 'instruction manual' guiding antibody production and long-term immunity.
The University of California - Riverside is receiving a $2 million grant to investigate how gut microbes interact with their human hosts to influence health. The research aims to create next-generation probiotics that strengthen the gut microbiome, improve vaccine effectiveness, and prevent infections.
Ensemble projections suggest vaccinating high-risk groups reduces disease burden, while broader vaccine availability saves more lives. Averted COVID-19 burden due to vaccination is robust across immune escape scenarios.
Researchers discovered a mechanism through which melanoma cells adapt to two proliferative states, with alterations in iron metabolism playing a central role. Targeting iron homeostasis and organelle crosstalk may offer innovative strategies to prevent tumor progression and overcome resistance.
Dr. Carl Nathan's groundbreaking research has advanced our understanding of innate immunity, tuberculosis, and cancer. His discovery of macrophage-activating factor (MAF) and its role in driving immune responses has led to the development of new treatments for previously intractable diseases.
Researchers developed a fusion protein that blocks the 'do not attack' signal and selectively activates tumor-fighting immune cells. The molecule, combining an IL-2 variant with a PD-1 antibody, induces a multifaceted anti-tumoral T cell response in human lung cancer patients.
Mass General Brigham has identified key areas of innovation in medicine, including gene editing, immune system modulation, AI-powered care, and organ transplantation. The 'Big Ideas in Medicine' aim to transform diagnosis, treatment, and prevention of disease with next-generation technologies.
Researchers have identified a secreted form of a protein called Clever-1 that systemically suppresses T cells essential for fighting cancer. The investigational anti-Clever-1 antibody, bexmarilimab, directly inhibits the release of sClever-1, potentially predicting treatment resistance and paving the way for new combination treatments.
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.
The Blavatnik Regional Awards recognize exceptional postdoctoral researchers in Life Sciences, Physical Sciences & Engineering, and Chemical Sciences. Veena Padmanaban, Valentin Crépel, and Xiao Xie are this year's winners, honored for groundbreaking discoveries in cancer cell biology, condensed matter physics, and chemical biology tools.
The Alliance for Clinical Trials in Oncology will host a public webinar showcasing key findings from the 2025 ASCO Annual Meeting. Researchers will discuss latest information on colorectal, squamous cell, and renal cell cancers.
A study published in eBioMedicine identified a specific immune response that controls Oropouche virus infections and prevents neurological damage. B cells produce antibodies quickly, helping to neutralize the virus and prevent its spread to the central nervous system.
A chemically modified STn glycoconjugate vaccine has been developed with enhanced antitumor immunity, demonstrating substantial resistance to enzymatic degradation and inducing potent T-cell responses. The vaccine induces functional antibodies capable of initiating both CDC and ADCC against STn-positive tumor cells.
Researchers have identified a key immunoregulatory mechanism in aspergillosis, where the dendritic cell receptor limits the host's response to fungal infections. Neutrophils play a crucial role in clearing fungal hyphae, and Dcir regulates their degranulation activity, which is essential for killing pathogens.
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.
Research by University of Pittsburgh scientists discovered that damaging telomeres can lead to dysfunctional T cell function. To combat this, they developed a targeted antioxidant approach that rescued T cell function, opening the door for novel therapies in cancer immunotherapies.
A new computational tool called scODIN simplifies single-cell analysis by automating cell type identification in scRNA-seq data. It allows users to define specific cell subsets at different levels of detail and recognizes cells with intermediate phenotypes or transitional states, capturing complexity missed by traditional methods.
Researchers have identified a potential new strategy for treating glioblastoma multiforme (GBM), the most common and aggressive type of adult brain cancer. Disabling a protein called ADAR1 can stall GBM cell proliferation while reprogramming the tumor microenvironment to an anti-tumoral state.
Ana Campos Codo, a Weill Cornell Immunology and Microbial Pathogenesis Ph.D. student, has been selected for the 2025 cohort of the HHMI Gilliam Fellows Program. The program provides $65,000/year support for up to three years to students and their faculty thesis advisors.
A study by Umeå University and Ghent University reveals that immune cells orchestrate the mobilization of zinc to fight microbes, making them more vulnerable. The balance of trace metals in the immune system plays a crucial role in the efficiency of neutrophils to kill microbes.
Patients with genetic dilated cardiomyopathy who experience severe arrhythmias are at an elevated risk of developing advanced heart failure and requiring a heart transplant. Genetic mutations in genes associated with severe arrhythmias and sudden cardiac death increase the risk of serious heart failure complications.
Researchers developed a high-volume method to rapidly build and test large numbers of antibodies at once, accelerating antibody research and treatment development. The oPool+ display platform has potential applications in influenza vaccination research, infectious disease treatment, and cancer research.
Researchers at Institute of Science Tokyo found that basophils suppress lung inflammation during ARDS recovery, suggesting potential treatment strategies. Basophils release interleukin-4, which helps immune cells coordinate responses and alleviate lung inflammation.
Cachexia affects connections between brain and immune system, reducing motivation in cancer patients. Patient-reported symptoms are invaluable data points that may help researchers better understand disease progression.
A team of scientists has developed a protein-based therapeutic tool called Crunch to target and remove specific living cells, such as cancer cells or overactive immune cells. The new system uses the body's natural waste removal system to clear out unwanted cells, offering hope for improved treatments.
A study published in Cell Reports Medicine found that zeaxanthin, a plant-derived carotenoid, strengthens the activity of immune cells that kill tumor cells. The findings suggest that zeaxanthin could complement and strengthen advanced cancer treatments like immunotherapy.
Researchers develop a therapeutic vaccination concept using silica nanoparticles to target HPV-related tumors. The vaccine activates cytotoxic T cells to destroy cancer cells, with promising results in mice models.
Researchers analyzed blood samples from 56 ME/CFS patients and 52 healthy controls, revealing disruptions in metabolic processes and immune dysregulation. The study suggests specific intracellular pathways correlate with symptoms, leading to potential biomarkers for targeted interventions.
A phase 2 clinical trial found that autologous tumor-infiltrating lymphocyte (TIL) cell therapy helped stabilize metastatic head and neck squamous cell carcinoma (HNSCC) in some patients. The median response duration was 7.6 months, with cancer stabilization occurring in 64% of patients.
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 discovered that GLP-2 analogs reshape the intestinal environment by expanding villi and crypts, increasing regulatory T cells, and improving nutrient absorption. This breakthrough offers new hope for patients with short bowel syndrome and potentially benefits immunocompromised individuals.
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.
Dendritic cells, key immune messengers, respond differently to vaccine elements, with some promoting a calm and balanced response and others driving a full immune attack. Researchers have mapped these reactions using cutting-edge methods, revealing the potential for safer and more effective vaccines.
Researchers at Purdue University have developed a new method to study biochemical processes that impair the immune system's ability to recognize and kill cancer cells. The method involves tracking RNA-binding proteins and extracellular vesicles, which can compromise immunotherapy.
A team of researchers at the University of Cologne discovered a fundamental biological mechanism connecting STING to inflammatory cell death, which underlies SAVI. Inhibiting programmed cell death alleviated disease symptoms in a preclinical mouse model.
Researchers develop AI-based model for structural analysis of antibodies, offering precision in less time. The S2ALM model integrates sequence and structure, predicting missing information with high accuracy.
Researchers discovered a multi-faceted mechanism behind ASD, revealing the gut microbiota and host immune system's influence on disease progression. Precision-selected probiotics restored metabolic balance, reduced neuroinflammation, and ameliorated behavioral abnormalities in ASD mouse models.
Scientists have created a detailed map of cell behavior in the small intestine of people with coeliac disease using single-cell RNA sequencing. The study found that immune signals from immune system proteins encourage fibroblasts to support changes in the gut lining, suggesting communication between cells plays a key role in the disease.
Researchers at Peking Union Medical College Hospital have developed bi-functional molecules combining PD-1 blockade with precision IL-2 delivery to revive 'sleepy' T cells. This combination enhances immune cell response, reducing toxicity and improving cancer treatment outcomes.
Researchers found that maternal antibodies in breast milk bind to bacteria in the neonatal gut, regulating the immune response and preventing inflammation. This discovery may have implications for human infants, who receive essential immunoglobulin G antibodies from their mothers.
Researchers found that pembrolizumab shrank or eliminated tumors in nearly 90% of participants with desmoplastic melanoma, a rare and aggressive skin cancer. The therapy offers a less invasive approach compared to surgery or radiation.
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.
A team of researchers at Mizzou identified which immune cells in pigs have receptors most reactive to influenza. This knowledge may help develop improved therapies or vaccines for both species. The study's findings could also aid in the creation of more effective flu vaccines that provide immunity for longer periods.
The DKMS John Hansen Research Grant is supporting innovative research projects in blood cancer therapy, aiming to improve treatment outcomes. The grant, worth almost €1 million, will support young scientists with a focus on transplant immunology and novel diagnostic and therapeutic strategies.
A novel approach combining chemotherapy, immunotherapy, and a MET inhibitor enhances treatment response and limits tumor growth in small cell lung cancer (SCLC). The strategy slows tumor progression and improves survival outcomes by facilitating the effectiveness of standard treatment.
The Pew Charitable Trusts has awarded four-year grants to 22 early-career scientists, enabling them to uncover fundamental insights about human health and disease. The selected researchers will explore various topics, including gut bacteria's role in metabolic diseases and the development of the human brain.
The R21/Matrix-M malaria vaccine generates nearly identical antibodies to those following a natural infection, providing strong protection against the earliest life stage of malaria parasites. This long-lasting immunity is effective without requiring further adaptation.
Researchers identify key symptom categories and biomarkers for anti-NMDAR encephalitis, a rare autoimmune brain condition. Clinical manifestations suggest the presence of anti-NMDAR encephalitis through NMDA antibody checks, uric acid levels, C-reactive protein, and thyroid-related hormones.
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 have developed a research pipeline to create 'universal vaccines' that can address broad viral families and mutated variants. The vaccine design aims to neutralize emerging SARS-CoV-2 variants and other viruses with pandemic potential.
Distinct immune pathways involving leukotrienes drive anaphylactic response in food allergies, with genetic variants influencing susceptibility. The drug Zileuton shows promise in blocking this life-threatening response.
Researchers have developed acupoint-delivered nanovaccines that ignite dual-niche immunological priming, recruiting CD11b⁺ dendritic cells and flooding lymph nodes with nanoparticles. This approach delivers significantly higher immune responses, including 6-fold more OVA-specific CTLs and 10^3 -fold higher anti-SARS-CoV-2 IgG titers.
Researchers found that bystander CAR-negative CD8+ T cells expanded after CAR-T cell therapy and propagated with bispecific antibody treatment, leading to complete tumor remission. This study supports a new therapeutic effect of bystander T cells in combination with CAR-T and BsAb therapies.
Researchers discovered that our bodies add sugars to RNA, shielding it from the immune system. This 'sugarcoating' prevents inflammation and helps clean up dead cells.
Researchers explore how immune balance affects reproductive success in female mammals, from mating to birth. They find that immune balance is crucial for reproductive success, and that different stages of reproduction require specific immune shifts.
Researchers have discovered that glucose aids in T cells' internal communication and boosts their cancer-fighting abilities. T cells allocate significant portions of glucose to build glycosphingolipids, essential for protein production and lipid raft formation, which enhances cell signaling and tumor control.
Researchers have discovered a novel microbial consortium called AUN that produces exceptional tumor eradication in both murine and human cancer models. The therapy exhibits high biocompatibility and minimal side effects, offering a long-awaited solution for immunocompromised patients.
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.
A study of ovarian tumor immune landscapes reveals four distinct immunologic subtypes, with those with T cells surviving longer and having better outcomes. The researchers also found that myeloid cells play a key role in reestablishing the immune landscape upon recurrence.