Articles tagged with Immune System
Researchers at Yale School of Medicine found that dietary salt can induce and worsen pathogenic immune system responses in mice, leading to a more severe form of multiple sclerosis. They discovered the key molecular pathway involved in this response and proposed regulatory networks that govern autoimmune disease.
Researchers developed a nanogel-based delivery system targeting immunosuppressive drug mycophenolic acid at tissues associated with immune cells. The treatment showed improved survival rates and delayed kidney damage in mouse models of lupus.
Researchers at Carnegie Mellon University identified a biological marker, telomere length, that predicts resistance to the common cold in young and midlife adults. Telomeres shorten as people age, but their length also becomes a predictor of disease susceptibility starting at around age 22.
Researchers discovered a specific B lymphocyte marker that indicates the onset of cGVHD, a devastating syndrome where the patient's tissues are attacked by transplanted immune cells. This easily measured marker could help guide new therapies to mitigate or prevent cGVHD, which affects half of all bone marrow transplant procedures.
Researchers found that melanoma cells can transfer proteins to the immune system, allowing it to gather crucial intelligence and develop cytokines to kill cancer cells. This process, called positive feedback loop, tips the scales in favor of the immune cells.
A recent study discovered that a lack of proteins Bax and Bak in immune cells can lead to severe autoimmune disease. The research suggests that these proteins play a crucial role in regulating cell death, and their deficiency may be linked to diseases such as type 1 diabetes, rheumatoid arthritis, and lupus.
Researchers at Mount Sinai have discovered that the flu virus can essentially tell time, with a clock that dictates when it multiplies, infects cells, and spreads. This finding provides a novel design platform for the flu vaccine and could lead to new antiviral drugs that target the virus's internal clock.
The bacteria Porphyromonas gingivalis causes excess IL-10 production, inhibiting T-cell function and leading to infection. Early intervention is crucial to prevent chronic periodontal disease.
Researchers at Lund University discovered that antibodies in the immune system can be turned around by certain bacteria, affecting their recognition and neutralization. The study shows that this phenomenon varies depending on the severity of the infection, with more serious diseases having the correct antibody orientation.
Researchers at Emory University School of Medicine have obtained a detailed molecular picture that shows how glucocorticoid hormones shut off key immune system genes. The finding could help guide drug discovery efforts aimed at finding new anti-inflammatory drugs with fewer side effects.
Hebrew University researchers discovered how Plasmodium falciparum hides its genes from the immune system by using an insulator-like DNA sequence. This breakthrough could lead to strategies to disrupt this ability and prevent malaria deaths, mainly among pregnant women and children.
Recent research revealed mosquitoes possess surprisingly effective immune systems, destroying pathogens by utilizing the circulatory system's unique characteristics. A Vanderbilt study discovered a new mechanism for eliminating pathogens, increasing effectiveness in disease control strategies.
Research reveals IkBNS promotes formation of Foxp3, key feature of regulatory T cells, and influences NFkB family of transcription factors. Manipulating IkBNS could lead to therapeutic breakthroughs for autoimmune diseases and inflammation.
Researchers discover Arih2 gene essential for immune system function, potentially leading to treatment breakthroughs for chronic infections like HIV and hepatitis. The gene's role in regulating the immune response could lead to new treatments that reinvigorate the immune system and help clear these infections.
Researchers from University of Zurich found turning off specific cytokines reduces Alzheimer's amyloid-ß deposits by 65% in mice. Behavioral testing showed substantial improvements when p40 molecule-blocking antibody was administered, suggesting potential human therapy.
A biodegradable nanoparticle has been shown to halt multiple sclerosis in mice by tricking the immune system into stopping its attack on myelin. This technology also shows promise for treating Type 1 diabetes and airway allergies such as asthma.
Researchers have developed a novel treatment that selectively inhibits the part of the immune system responsible for attacking myelin, reducing inflammation in autoimmune disorders like MS. The therapy uses microscopic particles to induce tolerance in animal models, showing potential for treating MS, type I diabetes, and food allergies.
Researchers discovered a genetic mutation in the TREM2 gene linked to increased Alzheimer's disease risk. The study found that this rare mutation occurs in just 0.3% of the population but makes patients three times more likely to develop the disease.
A large-scale study of over 34,000 individuals has identified 71 new genetic regions linked to inflammatory bowel disease (IBD), increasing the total number of discovered regions to 163. The findings highlight the complex interplay between the immune system and microbial infections in IBD.
A team of researchers at the Weizmann Institute has discovered how immune cells produce a wide range of receptors to fight different diseases. By analyzing the genetic sequences of lymphocyte receptors in mice, they found that the flexibility and length of DNA segments play a crucial role in determining the likelihood of two distant se...
Sortilin plays a crucial role in transporting immune system substances, including interferon-gamma and granzyme A. In its absence, the immune system is weakened, but autoimmune diseases are reduced.
Research published in The FASEB Journal found that changes in gravity during animal development affect antibody production and white blood cell regeneration. This could have significant implications for understanding human diseases such as cancer and diabetes.
Scientists have visualised the interaction between gluten and T-cells of the immune system, providing insight into how coeliac disease is triggered. The discovery could lead to a blood test and therapeutic vaccine for patients with coeliac disease.
Johns Hopkins researchers have developed a gene-based therapy that specifically targets the immune response of myasthenia gravis, erasing the need for systemic immunosuppression. The technique uses genetically engineered dendritic cells to destroy faulty T-cells, reducing autoantibodies and halting the autoimmune attack.
A new clinical trial at Loyola Medicine uses a genetically engineered immune system to fight melanoma. The treatment involves removing killer T cells from a patient and modifying them to recognize tumor cells as abnormal.
A new study led by University of Pennsylvania researchers has identified a crucial signaling molecule involved in counterbalancing the immune system attack. Regulatory T cells, or Tregs, play a key role in suppressing inflammatory responses and preventing autoimmune diseases.
The La Jolla Institute has secured a seven-year, $22 million contract renewal to further develop the Immune Epitope Database (IEDB), a global resource for mining information on immune responses to diseases. The database contains thousands of epitopes and experimental data points, which are crucial for designing vaccines and treatments ...
Scientists at Emory University School of Medicine have shown that the immune system can compensate for a
Scientists at Scripps Research Institute have determined the structure of a critical protein from the Marburg virus, which blocks the human immune system. The breakthrough provides a major step forward in understanding how the deadly virus works and may be useful in developing potential treatments for those infected.
Researchers found that direct fed microbials lead to increased energy expenditures by the immune system in broiler chickens. This could have long-standing implications for poultry health and disease management.
Researchers at UCLA have developed a gene therapy regimen that safely restores immune systems to children with ADA-deficient severe combined immunodeficiency (SCID), a devastating disease. The treatment showed promising results in restoring immune function to three out of six patients, offering new hope for these children.
Researchers have successfully restored the immune systems of some children with SCID using a refined gene therapy approach, eliminating the need for life-long injections. The treatment involves inserting a healthy copy of the ADA gene into bone marrow stem cells, preventing immune-destroying toxicity.
Research suggests cancer produces negative immune response in dendritic cells, hindering desired responses. Flawed dendritic cells could aid in preventing autoimmune disorders, however.
A new study suggests that manipulating the microbiome may be a way to regulate weight gain. Researchers found that mice raised in a germ-free environment did not gain extra weight, even on a high-fat diet. The study highlights the importance of gut bacteria and the immune system in digestion and obesity.
A clinical study found that an antibody against interferon-gamma compromised the immune systems of HIV-negative people, making them vulnerable to infections with nontuberculous mycobacteria. The study identified autoantibodies as a possible cause of adult-onset immunodeficiency in Southeast Asia.
Research reveals long-term consequences of chronic CMV infection on the immune system, including weakened responses to other viruses and increased susceptibility to infections. The study shows that prolonged CMV presence contributes to immune ageing, making older individuals more prone to infectious diseases.
Scientists have developed a new method to study how the immune system interacts with bacteria during chronic infections. The method uses 5 mm silicone tubes and combines light microscopy and electron microscopy to visualize the interaction between white blood cells and bacteria.
Human HLA genes are evolving rapidly, improving disease-fighting abilities but complicating organ transplant matching. The vast number of variants makes it unlikely to identify a perfect match through worldwide searches.
A 'fight' between bacteria and the immune system may lead to chronic diseases such as metabolic syndrome and inflammatory bowel disease. The study's findings highlight the importance of controlling the early environment through breastfeeding, a diverse diet, or probiotics.
Researchers created a model by transplanting human immune elements into an immunodeficient mouse, allowing it to mount human-like immune responses against HIV. The study successfully replicates critical host-pathogen interactions and provides a promising tool for accelerating HIV vaccine development.
Researchers found that aging mice's dendritic cells accumulated oxidation-damaged proteins, impairing their function. Administering antioxidants reversed some effects, suggesting a potential therapy to improve vaccine responses in the elderly.
Researchers at Caltech have found evidence of a link between immune irregularities and autism. The study suggests that specific changes in an overactive immune system can contribute to autism-like behaviors in mice, potentially related to prenatal experiences.
A study published in Molecular Medicine found that blocking the GRP receptor reduces extreme immune response elements and reveals a new inflammatory pathway. The research also shows that patients with septic shock have higher levels of GRP, which may explain their multiple organ dysfunctions.
A recent study found that mice carrying a set of friendly microbes fail to develop a proper immune system, highlighting the importance of host-specific microbiota. The researchers suggest that a coevolved relationship between humans and their gut microbiome may be compromised by modern lifestyle factors.
A Stanford-led study found that short-term stress stimulates immune activity, mobilizing key cells to fight infections and wounds. The research offers hope for developing new treatments to improve recovery from surgery or vaccines.
A new study reports that human microbes have coevolved with humans, forming unique partnerships essential for our immune system. The findings suggest that modern hygiene and antibiotics may be contributing to the rise of autoimmune disorders by erasing these beneficial bacteria.
Gut bacteria play a crucial role in regulating the immune system and preventing autoimmune diseases such as rheumatoid arthritis. Larger-than-normal populations of specific gut bacteria may trigger disease development, particularly in genetically predisposed individuals.
Bruce S. Rabin has made significant contributions to the understanding of the immune system's interaction with the nervous system, endocrine organs, and mental health. He has elucidated many dark corners of immunology and brought sound immunologic principles to the study of mental health and disease in humans.
Researchers have found that the omentum's fat cells can suppress the immune system by sequestering activated T cells, a finding that could lead to new drugs with fewer side effects. The omentum also helps regenerate damaged tissues through mesenchymal stem cells.
Dr. Quake recognized for revolutionary work in drug discovery, genome analysis, and personalized medicine, enabling large-scale automation of biology and improving human health outcomes. His microfluidic technology has enabled non-invasive prenatal testing and single-cell gene expression analysis.
Researchers identified an immune system deficiency that shows a fourfold higher likelihood of death. High levels of free light chains are associated with increased rates of death from cancer, diabetes, and cardiac respiratory disease.
A new antibody treatment has shown promising activity in patients with advanced kidney cancer, melanoma and lung cancer. Patients who received the treatment experienced a positive response without severe side effects.
Richard Lerner's discovery of combinatorial antibody libraries has led to the development of two market-leading drugs, Humira and Benlysta, alleviating suffering from autoimmune diseases. His work has significantly impacted disease treatment and prevention, showcasing his dedication to advancing human health.
La Jolla Institute scientists discovered a mechanism key in drug allergy, identifying HLA gene-linked hypersensitivity reactions before use in humans. The finding could lead to pre-screening of drugs at risk of causing severe reactions.
Researchers created an innovative biomimetic model of the human immune system called MIMIC®, enabling faster and more effective vaccine development. The MIMIC platform provides a novel in vitro model for evaluating human immune responses against candidate drugs, adjuvants, and vaccines.
Loyola researchers found a molecule called transforming growth factor beta (TGF-β) that can amplify the immune response in some cases and suppress it in others. This discovery could lead to the development of new drugs to regulate the immune system, such as activating it to attack tumor cells or suppressing it to prevent organ rejection.
Scientists have pinpointed the region on dengue virus that humans target with their immune system, challenging current vaccine research. The discovery reveals human antibodies bind to a complex structure on assembled dengue viruses, not small fragments as previously thought.
Researchers found that a monkey's social status affects its immune system, allowing for accurate predictions of an individual's rank. The study used microarrays to analyze gene expression levels and showed that inflammation patterns change along with social rank.
A new guideline from the American Academy of Neurology confirms IVIg as an effective treatment for Guillain-Barré syndrome and chronic inflammatory demyelinating polyneuropathy (CIDP). The therapy has been shown to be as effective as plasma exchange in treating GBS, with long-term use also helping to manage CIDP. Serious side effects a...
Researchers at Tel Aviv University create gold nanoparticles that trigger an immune response when coated with specific chemical residues, revealing a key link between hydrophobicity and immune system activation. This breakthrough has the potential to improve drug delivery systems and lead to more effective medications and vaccinations.