Articles tagged with Immune Cells
A team of Japanese researchers has identified shootin1b as a protein that promotes cell migration in glioblastoma, the most common and difficult-to-treat brain tumor. By suppressing abnormal activity of shootin1b, the study suggests a potential target for preventing glioblastoma spread.
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 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 at Penn State College of Medicine discovered a new function of antibody-making B cells in response to flu infection. These cells produce a key signaling molecule called interleukin-1 beta, which is necessary for developing a robust immune response and forming optimal germinal centers.
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.
Researchers at Lund University identify genetic toolkit to program dendritic cell subtypes for targeted cancer treatment. The discovery could lead to more precise and powerful immunotherapies by supplying patients with tailored dendritic cells.
Researchers found that a high fiber diet reduced Alzheimer's-related frailty and tremor in mice by restoring balance in the gut immune system. This discovery provides a potential new therapeutic pathway for the disease.
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.
A new study identifies a critical gene that regulates immune responses in female T cells but not in males. This discovery may lead to more effective treatments tailored to biological sex for diseases such as severe asthma and infections affecting millions of people worldwide.
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.
Researchers discovered that vaccines induce changes in stromal cells of draining lymph nodes within hours, priming the landscape for immune responses. Different vaccines activate lymph node stromal cells differently, with some inducing specific effects on lymphatic endothelial cells.
Research at DZNE suggests that immune response plays a significant role in Alzheimer's disease, causing olfactory dysfunctions by attacking neuronal fibers. This may enable the development of early diagnosis and treatment methods.
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.
A team of researchers developed a technology that allows them to measure millions of cell-to-cell interactions quickly and affordably. The study shows that this approach can help predict how patients will respond to immunotherapies, laying the foundation for more personalized treatments.
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 at WashU Medicine discovered that mast cells stand guard at tiny gates through which fluid waste leaves the brain, mounting a response when a pathogen is detected to close the gates and prevent invaders from entering. Enhanced mast cell activity before an infection reduced bacterial load.
Researchers discovered that a type of HPV commonly found on the skin can directly cause a form of skin cancer called cutaneous squamous cell carcinoma when immune cells malfunction. The study's findings suggest that other people with defective T-cell responses may also be susceptible to cancer caused directly by beta-HPV.
A new study shows that delivering a single injection of gene therapy at birth may offer years-long protection against HIV. The treatment uses an adeno-associated virus to deliver instructions to muscle cells, which produce broadly neutralizing antibodies capable of neutralizing multiple strains of HIV.
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.
Weill Cornell Medicine researchers found that PD-1 plays a critical role in forming long-term immune defenders in the skin. Blocking PD-1 too early can disrupt this process, leading to side effects. The study challenges current understanding of PD-1 and may impact cancer treatments.
Diana Hargreaves will receive $1 million to advance her project on improving immunotherapy in patients with pancreatic cancer. Her previous work identified better drug targets for cancers with SWI/SNF mutations, leading to breakthroughs in treating difficult-to-treat cancers.
Dendritic cells assemble central actin structure to push obstacles away, generating space for migration. Mutations in Dock8 gene lead to severe immune disorder symptoms.
Researchers have engineered a monoclonal antibody that blocks allergic reactions against common pollen when applied inside the nose of mice, providing new hope for hay fever sufferers. The treatment, known as a 'molecular shield,' acts immediately and locally at the lining of the nose to prevent IgE antibodies from being activated.
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.
Scientists have developed a new tool named scICE to tackle the stability problem in single-cell RNA sequencing data. The tool provides a way to validate clustering outcomes mathematically, ensuring higher confidence in conclusions drawn from single-cell data.
A new study led by Harvard T.H. Chan School of Public Health researchers found that fire smoke exposure can alter the immune system on a cellular level, even in healthy individuals. Exposure to particulate matter, gases, and other compounds in fire smoke was linked to changes in immune cells, inflammation, and gene expression.
Researchers discovered that immune cells can reinforce polycaprolactone implants by forming special giant cells and secreting molecules that form strong bonds to the surface. This finding opens new doors for developing safer and more durable implant solutions.
A new study from Karolinska Institutet found that biological drugs used to treat severe asthma do not completely eradicate inflammatory cells. Researchers discovered an increase in blood levels of these cells during treatment, which could explain why inflammation often returns when treatment is tapered or discontinued. The study aims t...
Scientists at Nagoya University discovered that dying cancer cells can trigger an inflammatory feedback loop that promotes tumor growth. When macrophages consume dying cancer cells, they produce cytokines that activate growth signals in remaining cancer cells.
Research found that macrophages use two independent pathways to regulate inflammatory and lysosomal responses to toxic particles. The study identified key transcription factors and signaling pathways involved, offering potential therapeutic opportunities to quell inflammation.
Researchers found that cytotoxic NK cells can prevent T cells from attacking tumors in patients resistant to immune checkpoint blockade therapies. Targeting these cells could lead to more effective immunotherapy.
Researchers at MD Anderson have made significant progress in treating non-small cell lung cancer (NSCLC) by combining chemotherapy, immunotherapy, and surgery. They found that pre-surgical combination therapy showed promising results, with high rates of pathological complete response and major pathological response.
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 proof-of-concept study shows that chimeric antigen receptors (CARs) can distinguish between tau tangles and various forms of toxic amyloid plaques, two key contributors to Alzheimer's disease pathology. The technology has the potential to deliver therapeutic drugs directly to affected areas of the brain with reduced side effects.
Researchers at Harvard University's Wyss Institute have successfully created human microglia cells in a dish, using induced pluripotent stem cells, within four days. This breakthrough enables new avenues for brain disease-focused research and potential therapeutic perspectives.
Researchers at Nagoya University have created CAR-T cells that recognize and target the Eva1 protein on cancer cells, effectively eliminating tumors in lab mice. The treatment is designed to be safer by ignoring healthy cells with low amounts of Eva1.
A Duke-NUS-led team compiled a comprehensive review of over 200 studies on immune cells and scarring, identifying macrophages as key drivers of fibrosis. The 'handbook' aims to accelerate scarring research and transform treatment for millions affected by fibrosis.
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.
Scientists have engineered a herpes virus to activate pathways in T cells, enhancing their ability to fight cancer. The approach uses proteins from the herpes virus to recruit enzymes that sustain T cell function in tumors.
Researchers identify five distinct immunotypes in tongue squamous cell carcinoma, shedding light on why current immunotherapies fail. The study's findings highlight the need for immune-based assessments to guide treatment decisions and suggest a new approach to personalized medicine.
A new protocol has been developed to establish a safer standard for medication use during breastfeeding. The study focuses on the concentration of prednisolone and metformin in breast milk and infant plasma, addressing a significant knowledge gap in human lactation studies.
Researchers at La Jolla Institute for Immunology discovered that CD4+ T cells target Chikungunya virus, leading to chronic inflammation and joint pain. The study suggests that these monofunctional T cells may be the culprits behind arthritis-like symptoms in CHIKV patients.
Researchers at MIT developed a method to quickly measure cell density, which can predict whether immunotherapies will work in patients or how tumors will respond to drug treatment. The technique uses a combined microfluidic device and fluorescent microscope to measure up to 30,000 cells in an hour.
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.
Researchers uncover pivotal role of cyclic dinucleotides in triggering bacterial immune response, leading to rapid and robust activation of defenses. The study provides a unified model for how CDNs trigger membrane-targeting immune responses across diverse immune systems.
A recent study by UFZ reveals that PFAS influence the cellular immune response to SARS-CoV-2, particularly in males. The researchers found that high PFAS exposure alters the immune response, potentially reducing its effectiveness and increasing the risk of poor disease progression.
Researchers have shown that good gut bacteria can manipulate the immune system's response, leading to rheumatoid arthritis. The study found that T cells in the gut can transform into super-powerful and potent cells that attack the body's tissues.
The National Multiple Sclerosis Society has committed $18.1 million to support research projects aligned with its Pathways to Cures roadmap, which aims to stop MS, restore function, and end the disease. The funding includes 16 research grants and 28 training fellowships in the US and internationally.
Researchers found that high-grade pre-cancer lesions triggered stronger immune responses and showed higher levels of immune-related markers PD-L1 and FOXP3. These findings suggest that HPV may begin avoiding the immune system early in infection, allowing infected cells to grow and potentially leading to cancer.
Researchers discovered that individuals with robust immune resilience at midlife can gain a 15.5-year survival advantage due to their ability to counter disease drivers and maintain healthy aging. The study highlights the importance of salutogenesis, or promoting health and well-being from birth to approximately age 70.
A study analyzing 17,500 individuals found that immune resilience counters factors of aging and mortality through TCF7 gene regulation, reducing mortality risk by 69% in midlife. This promotes salutogenesis, actively fostering health and well-being.
Researchers using multi-omics tools analyze blood-derived immune cells to chart disease heterogeneity in unprecedented detail. This approach enables exploration of pre-existing immune states shaped by past infections, environmental exposures, and genetic predisposition.
A team of researchers has identified a novel oncometabolite that accumulates in tumors and impairs immune cells' ability to fight cancer. The study highlights how the metabolic environment of tumors influences T cell function, opening new possibilities for improving cancer immunotherapy by targeting tumor metabolism.
Calmming the brain's immune cells via norepinephrine may prevent or lessen Alzheimer's inflammation and damage. The study highlights a key role of norepinephrine in mitigating early inflammatory changes and neuronal injury.
Researchers have found that a specific protein modification to the immune protein MDA5 can block viral replication and reduce heart inflammation. The study's findings could lead to the development of broad-spectrum antiviral treatments that target multiple viruses.
Researchers at University of Würzburg unveil novel mechanisms in the immune system's defense cell proliferation and specialization. The findings reveal a cyclical activation process driving the immune response, with potential implications for immunotherapies targeting cancer and chronic infections.
A recent study by researchers at TUM has discovered that the body produces special T cells predisposed to exhaustion even in early infection phases of moderate diseases. This finding expands our understanding of immune response mechanisms and could help control the immune system in cancer patients or weaken excessive defenses.
Researchers have created the world's first Asian Immune Diversity Atlas, profiling healthy immune systems of diverse Asian populations. The study identified unique molecular properties and refined biomarkers for diagnosing diseases, which could help develop targeted therapies tailored to Asian patients.
Nine researchers receive unrestricted funding to pursue projects harnessing the immune system for early disease detection and prevention. The CZ Biohub NY Investigator Program supports research on novel immunotherapies, including precision cellular immunotherapy and advanced chemical probes.
A recent study published in Cell revealed that a specific intestinal immune cell prevents food allergies by breaking the threshold between friend and foe in the gut. Researchers at WashU Medicine identified this cell as RORγt+ dendritic cells, which maintain tolerance to harmless food allergens, preventing allergic reactions.