Articles tagged with Immunology
Research finds that certain viral antibodies and genetic risk factors can increase MS risk, with elevated antibody levels combined with a specific gene variant associated with strong increased risk. The study also identifies potential biomarkers for early diagnosis.
A new study found that white blood cells that remember past inflammation events are quick to overreact, raising the risk of blood clots. Researchers discovered that these immune cells, called myeloid cells, have increased blood-clotting activity long after the initial inflammatory event.
A team of researchers has identified a critical signaling pathway involved in the recruitment of CD8+ T cells into atherosclerotic plaques. This discovery provides new potential therapeutic strategies for cardiovascular diseases.
Research reveals that even a single night of sleep deprivation can alter the profile of immune cells, similar to those found in individuals with obesity. This suggests that the immune system is highly sensitive to sleep patterns and may contribute to long-term inflammatory states and increased risk of disease.
A new study introduces Mal-ID, a machine learning framework that analyzes immune receptor datasets to identify disease signatures. It achieved high classification accuracy in distinguishing six distinct disease states with a multiclass AUROC score of 0.986.
Researchers have discovered double negative memory B cells, a novel subset of immune cells that are more dysfunctional when in close contact with tumors. These cells may be a useful diagnostic marker and a potential target for developing new immunotherapies.
Three early-career scientists, Dr. Omar Abudayyeh, Dr. Caleb Lareau, and Dr. Yuzhong Liu, are awarded $150,000 grants for their innovative research on human immunology, vaccine discovery, and cancer immunotherapy. Their proposals aim to advance our understanding of the immune system and develop new treatments for deadly diseases.
A study published in The Journal of Immunology found that supplementing maternal diet with vitamin E during pregnancy can reduce the development of food allergy and anaphylaxis in newborn mice. This potential breakthrough could help address the alarming increase in peanut allergy among children.
Researchers at Salk Institute discover SSRIs like Prozac regulate immune response, preventing sepsis in mice. The findings suggest a potential new use for the popular drug, which could lead to life-saving treatments and enhanced global preparedness for pandemics.
Researchers found that people with diabetes are more likely to develop antibiotic-resistant strains of Staphylococcus aureus, which can spread rapidly and evade treatment. Controlling blood sugar levels through insulin use may be key in preventing antibiotic resistance.
Researchers at University of Melbourne and Pfizer discover new insights into a dual-target drug that may supercharge cancer-fighting immune cells, potentially leading to improved outcomes for breast cancer patients. The study found that this approach can enhance anti-tumor immunity by intratumoral CD8+ T cells.
Researchers discovered immune cells that can recognise influenza (flu) viruses even as they mutate, providing a potential solution to the annual updates of flu vaccines. The study found that certain T cells, which play a critical role in fighting infections, can detect multiple flu strains, even those that have evolved over a century.
Researchers at Fujita Health University have developed a novel therapy using mesenchymal stem cells to treat inflammatory eye diseases, reducing inflammation and promoting tissue repair. The study found that adMSC injections effectively reduced inflammation in mice with GVHD without long-term complications.
Researchers at TUM found that cystic fibrosis causes changes in the immune system as early as birth, leading to frequent inflammation and infections. These changes are not affected by CFTR modulator therapies.
Researchers at the University of Melbourne have identified a rare type of immune cell, called stem-like T cells, that holds the key to maintaining powerful, long-term immune responses. ID3+ T cells have the remarkable ability to resist burnout and maintain a powerful immune response over time.
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 study mucosal mast cells in IgE-mediated food allergy, revealing their role in immune response and potential therapeutic targets. The study sheds light on molecular mechanisms involved in food allergies and offers new avenues for medication development.
The ISS National Lab sponsored over 100 payloads to the orbiting laboratory, achieving the second-highest annual total. The lab also published a record 51 peer-reviewed articles in FY24, advancing scientific discovery and innovation.
Researchers developed MUNIS, a deep learning tool that predicts CD8+ T cell epitopes with high accuracy, potentially accelerating vaccine development. The tool was validated using experimental data from influenza, HIV, and EBV, demonstrating its potential to streamline vaccine design.
A study found that Lrrk2 regulates macrophage functions and immune responses by promoting the M1 phenotype through IFN-γ signaling. This enhances bacterial clearance but also raises potential therapeutic strategies targeting immune pathways for immune-related disorders.
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.
The study provides insights into the roles of microglia in neurodegenerative diseases, revealing nine transcriptionally distinct subpopulations. The GPNMB-high Lipo.DAM signature is associated with Alzheimer's Disease and Multiple Sclerosis, and may hold relevance for immune-based therapies.
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.
The International Alliance for Primary Immunodeficiency Societies has partnered with Rockefeller University Press to launch the Journal of Human Immunity, an open-access journal focused on human immunity and inborn errors of immunity. The journal aims to provide a platform for groundbreaking research and attract top-tier submissions.
Researchers discovered that the protein PIN1 drives bladder cancer by triggering cholesterol synthesis, which fuels out-of-control cell growth. A combination of statins and a PIN1 inhibitor effectively blocks tumor growth in mice, offering a promising therapeutic approach for this deadly disease.
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.
Researchers designed metallo-supramolecular complexes that selectively bind to MPXV mRNA G4, modulating A5L protein expression and immune response activation. These findings highlight the significance of G4s in viral immunodominant protein expression and offer potential avenues for developing antiviral therapeutics.
Research led by University of Pittsburgh scientists found that exposure to long-wavelength red light reduces blood clots in humans and mice. The study's findings have the potential to reduce deaths and disabilities caused by blood clots worldwide.
The Howard Hughes Medical Institute has named 25 new Hanna Gray Fellows, investing up to $1.5 million in each scientist for eight years. This support enables them to pursue challenging questions at the forefront of their fields, driving progress in areas like cancer treatment and animal evolution.
Researchers profiled gene features and immunoregulatory ceRNA in ischemic stroke, identifying 11 distinct immune cell-related genes. The expression of HECW2 was positively correlated with specific lncRNAs through miRNAs, suggesting a potential biomarker and therapeutic target.
Researchers at the Allen Institute have developed a new approach called CryoSCAPE, which stabilizes blood samples to preserve molecular composition and lower costs. This technology will enable broader participation in research studies and clinical trials for underserved communities.
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 recent study found that host genetics, particularly major histocompatibility complex (MHC) class-II polymorphisms, drives individual differences in influenza vaccine response. The research also presents a novel vaccine platform that broadens antibody and T cell responses against diverse influenza subtypes.
A University of Toronto study discovered a new communication pathway between the gut and lung, highlighting the role of a little-known protozoan in shaping immune responses. The study found that this microbe can worsen airway inflammation in allergic asthma but provide protection against respiratory infections.
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.
Researchers at RCSI University of Medicine and Health Sciences have discovered that macrophages, a type of immune cell, work differently throughout the day due to the body's internal clock. This daily rhythm determines when immune cells are most efficient at detecting threats and mounts a response.
Researchers at Tokyo University of Science found that kaempferol increases RALDH2 levels in dendritic cells, promoting regulatory T-cell development and reducing inflammation. The study suggests that flavonoids like kaempferol may serve as natural remedies to alleviate allergic symptoms.
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.
Mirror bacteria, synthetic organisms with reversed molecular shapes, may impair immune defenses in humans, animals, and plants. The researchers call for a global discussion to chart a path towards better understanding and mitigation of potential risks from these organisms.
The University of Arizona Health Sciences has received a second vote of support from Maricopa County, doubling its investment in the Center for Advanced Molecular and Immunological Therapies (CAMI) to $8 million. CAMI will accelerate novel therapies for cancers, autoimmune conditions, and infectious diseases, including COVID-19.
The Cul3/Diap2/Dredd axis plays a crucial role in mediating Drosophila's antimicrobial immune defense. The study identifies Cul3 as a key regulator of this pathway, enhancing the E3 ubiquitin ligase activity of Diap2 and regulating the ubiquitination modification of Death-related caspases.
The Pew Charitable Trusts has funded eight teams of researchers to conduct interdisciplinary biomedical research projects. These partnerships aim to advance scientific discovery and improve human health by combining expertise in cell biology, immunology, neuroscience, and genetics.
A prestigious professorship in immunology has been established at the Walter and Eliza Hall Institute, continuing Sir Gustav Nossal's groundbreaking work on immune tolerance. The position aims to nurture new generations of researchers and advance understanding of immune diseases such as lupus and rheumatoid arthritis.
The study found that irritability was the most common systemic reaction in children under 2 years, followed by fever and fatigue or sleepiness. Maternal vaccination is thought to be a factor in the higher prevalence of reactions after the first dose.
Researchers created a spatial atlas of the developing human thymus, revealing key differences in immune cell development and function. The study's findings could inform new T cell engineering therapies for cancer treatments, autoimmune conditions, and regenerative immune therapies for older adults or those with compromised immune systems.
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 at University of California - San Francisco designed biological sensors that can ensure engineered cells are activated in tumor environments, making cancer therapies more effective. The new sensors, called SNIPRs, can bind to soluble molecules and alter gene expression, offering a promising approach for targeted therapies.
New treatment combinations and predictive biomarkers hold promise for improving bladder cancer outcomes. The NIAGARA trial showed that combining immune checkpoint inhibitors with chemotherapy can significantly increase two-year survival rates and reduce cancer recurrences.
The new hospital will provide patient-centered care with personalized, compassionate treatment and groundbreaking research. Patients will have access to top specialists and pioneering therapies in cancer treatment.
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 new study reveals that the sleeping sickness parasite hides in tissues and evades antibodies by constantly changing its protective surface coat. This discovery could lead to a better understanding of the immune response to other pathogens, and may pave the way for developing treatments.
Researchers from Osaka University discovered that the GPR31 receptor in gut surveillance cells detects bacterial metabolites and triggers immune responses, which could lead to new drug developments and probiotic treatments. The study also found that these receptors play a key role in the immune response to gut infections in humans.
Researchers have shown that cancer cells can modify their ribosomes to become less visible to the immune system, allowing them to evade detection. This discovery could lead to new cancer therapies by making these cells more visible to the immune system.
A cohort study found no association between maternal COVID-19 exposure and abnormal neurodevelopmental screening results in children aged 24 months. Continued research is needed due to the developing fetal brain's sensitivity to maternal immune activation.
A new review by Dr. Ruyuan Wang and an international team of researchers sheds light on the complex interactions between the innate and adaptive immune systems, highlighting their composition and distinct functions.
Researchers at TUM found that mitochondrial dysfunction in mice leads to chronic intestinal inflammation and changes in the gut microbiome. The study suggests potential new treatments targeting mitochondrial pathways or addressing the connections between the microbiome and mitochondria.
A study of identical twins found that CD8-positive T cells play a key role in the early stages of multiple sclerosis. The researchers discovered that these cells exhibit increased migration ability, promote inflammation and show activation markers, suggesting they are already embarking on their journey to the central nervous system. Th...
Researchers have made breakthroughs in creating nanoparticles that can modify the immune system to accept transplanted organs without compromising it. This new approach has potential implications for treating diabetes, cell therapy, and autoimmune disorders, offering hope for patients who currently face rejection.
Researchers developed a new combined therapy for multiple sclerosis, combining tolerogenic dendritic cells with Dimethyl Fumarate to restore immune balance. The treatment showed promise in preclinical studies, reducing symptoms in mice and potentially offering hope for patients worldwide.
Researchers created the largest atlas of how tumor architecture changes in response to immune checkpoint therapy. The study found that multiple T cells recognize different neoantigens, altering the tumor ecosystem, and challenged prevailing theories on immunotherapy.