Articles tagged with Inflammatory Response
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Researchers identified seven rare structural variants affecting 31 genes in severely ill COVID-19 patients, shedding light on individual responses to the virus. These genetic variations may help explain differences in illness severity and suggest potential targets for early intervention.
Researchers have created a range of permanent hair dyes that avoid the allergenic properties of traditional formulations, producing a range of hues from rosy pinks to deep blacks. The new dyes were found to be less reactive toward proteins and generated a reduced inflammatory response in cells compared to PPD.
A study published in MBio found that removing the NS2 protein from Respiratory Syncytial Virus (RSV) allows the human body's immune response to destroy the virus before exaggerated inflammation begins. This discovery could lead to new therapeutics targeting this protein for other respiratory viruses like influenza A and SARS-CoV-2.
A study published in Neuron found that inflammatory markers are elevated even before dementia symptoms appear, suggesting a potential role in neuroprotection. The researchers discovered two proteins linked to a damage control program, which may support the development of new drugs for early detection and treatment.
Researchers found that fibrin buildup triggers an overactive immune response, damaging gums and underlying bone. Suppressing abnormal fibrin activity could hold promise for preventing or treating periodontal disease.
Scientists have found that the gene PBK is overexpressed in pulmonary hypertension, causing excessive cell proliferation and thickening of pulmonary artery walls. They are now exploring PBK inhibitors to reduce cell proliferation and improve heart and lung function.
Researchers found fecal transplants increase IL-25, reducing tissue inflammation and boosting immune system response to C. difficile infections. The transplants also promote beneficial microbial diversity, helping patients heal from life-threatening diarrhea.
Researchers discovered that wound macrophages undergo different metabolic programs to coordinate tissue repair, including the use of reactive oxygen radicals for blood vessel growth. Macrophages also utilize a different type of mitochondrial exchange for anti-inflammatory and reparative functions in late-stage wound healing.
Researchers from Tokyo Medical and Dental University found that PQBP1 interacts with Tau protein to drive an immune response in the brain. The study reveals a mechanism of inflammation that functions in both viral infection and neurodegenerative disease.
Studies in mouse models found that maternal immune activation can alter brain development and lead to autism-like behavioral symptoms. The research also revealed a link between maternal microbiome changes and offspring's susceptibility to intestinal inflammation, with increased IL-17a production by T cells.
A new study from Keck School of Medicine of USC shows that vaping is associated with dysregulation of mitochondrial genes and immune response genes, similar to smoking. The research found that over 80% of gene dysregulation in vapers correlated with the intensity and duration of current vaping.
A recent study at Tampere University discovered that the expression of an allergy-related receptor chain for proinflammatory IL-13 cytokine protects against experimental skin cancer. The absence of this receptor led to increased regulatory T cells and a suppressed immune response, allowing cancer cells to grow and form tumors.
Researchers at Harvard's Wyss Institute have developed a microfluidic Organ Chip device that accurately models cystic fibrosis lung airway pathology. The model replicates key pathological hallmarks, including mucus layer changes and inflammatory responses, providing a comprehensive preclinical human model for investigating new therapies.
Researchers discovered that a specialized form of vitamin D can reduce inflammation caused by T cells in lung cells, which may be relevant to severe COVID-19. The study suggests that adding this concentrated intravenous metabolite to existing treatments could help patients recover from COVID infections.
A retrospective study suggests disulfiram, a treatment for alcoholism, reduces SARS-CoV-2 infection incidence by 34% and COVID-19 deaths by 3%. Further randomized clinical trials are needed to confirm the findings and understand the mechanism of action.
A new study from Intermountain Healthcare found that low-frequency intermittent fasting raises galectin-3 levels, a protein tied to inflammatory response, and lowers rates of insulin resistance and metabolic syndrome. This suggests that even occasional fasting may have positive health effects.
A new study found that monoclonal antibodies protected aged, diabetic rhesus macaque monkeys from SARS-CoV-2 disease by reducing signs of inflammation. The treatment prevented viral RNA in the cerebrospinal fluid and infiltration of activated immune cells, suggesting a potential preventative measure for elderly residents during outbreaks.
A team of researchers identified a subset of sensory neurons present in the hindlimb region that must be activated for acupuncture to trigger an anti-inflammatory response. This discovery provides a neuroanatomic explanation for acupoint selectivity and specificity, allowing for more precise targeting of electroacupuncture.
Researchers at Boston Children's Hospital propose using an existing drug to prevent NET formation, which can lead to severe inflammation in conditions like COVID-19, sepsis, and ARDS. The study shows that ricolinostat inhibits histone deacetylases, reducing NET formation and inflammation.
Researchers have discovered a more effective treatment for children with Kawasaki disease and multisystem inflammatory syndrome in children (MIS-C), a rare COVID-19 reaction. The new therapy, infliximab, reduces fever duration, hospitalizations, and anemia compared to standard IVIG treatment.
The research team aims to understand the mechanisms that contribute to long-term consequences of COVID-19 infection, particularly in women who may be disproportionally affected by chronic symptoms. They plan to leverage a biorepository and longitudinal study to assess the impact of acute and chronic inflammation on brain injury and neu...
A study in rats found that a diet of highly processed foods led to inflammation and behavioral signs of memory loss in the brain. Supplementing with omega-3 fatty acid DHA prevented these effects almost entirely. The study suggests that limiting processed foods and increasing DHA consumption may help prevent rapid memory decline in old...
Researchers found that poorly controlled type 2 diabetes is associated with an increased risk of developing preclinical dementia, which can progress to full-blown dementia. The study also suggests that controlling blood glucose levels may be key to preventing cognitive decline.
Researchers comprehensively review T-cell responses to respiratory viral infections and chronic obstructive pulmonary disease (COPD), highlighting key characteristics of peptide-reactive T-cells. The review aims to improve understanding of the underlying mechanisms, leading to more effective immune protection and treatment methods.
A recent study published in Frontiers in Immunology found that opioids can control gut immune responses, reduce colonic inflammation, and even promote the growth of regulatory T cells. The findings suggest that KNT-127 could be a promising therapeutic option for inflammatory bowel disease.
A new ex vivo drug delivery system has been shown to keep MSCs viable longer and reprogram the peripheral immune response toward organ repair. The study's results suggest that SBI-101 can impact a peripheral immune response that can be transmitted to local tissue damage in vital organs, including the kidney.
Researchers at RIKEN Cluster for Pioneering Research have found that Kleefstra syndrome, a genetic disorder leading to intellectual disability, can be reversed after birth. Postnatal treatment with artificially induced GLP production resulted in improved brain and behavioral symptoms.
A study found that elevated mucosal-associated invariant T (MAIT) cell activation is strongly correlated with poor immune coordination and increased mortality in severe COVID-19 patients. In contrast, focused immune responses driven by interferon-alpha are associated with survival.
A study from Michigan Medicine found that people with type 2 diabetes are more likely to develop a cytokine storm during coronavirus infection due to the enzyme SETDB2. Administering interferon beta increased SETDB2 and decreased inflammatory cytokines in diabetic mice, offering potential therapy for severe COVID-19.
Researchers have genetically engineered cells that can deliver a biologic drug in response to inflammation, reducing inflammation and preventing bone damage in mice with rheumatoid arthritis. This approach could provide personalized treatments for arthritis patients, limiting side effects associated with current therapies.
Carnivorous animals lack key genes needed to detect and respond to infection, making them asymptomatic carriers of disease-causing pathogens. This can lead to the formation of undetected disease reservoirs that can mutate and become a risk to human health.
A new preclinical study validates the spleen's role in cardiac healing and suggests targeting S1P as a potential treatment for heart failure. The study discovered interactions between S1P and the heart during transition from acute to chronic heart failure.
The researcher is investigating the inflammatory responses produced by exposure to chemical agents, comparing different chemical exposures at both whole-body and tissue levels. The study aims to develop a common treatment for chemical exposures and diagnose the responsible chemicals.
Researchers identified genes and cell types involved in rare inflammatory disease MIS-C in children following COVID-19 infection. The study found that specific immune cells are downregulated and associated with a sustained inflammatory response.
Researchers used a hamster model to study COVID-19 lung damage, discovering that the immune system's response plays a crucial role in disease progression. They found that certain cells involved in lung immunity ingest the virus, triggering an inflammatory response that can be brought under control by T cells.
Scientists discovered beige fat cells mediate subcutaneous fat's brain protection and provide anti-inflammatory effects. Beige fat transplantation restored cognitive function in obese mice with dementia-like behavior.
Researchers identified predictive molecular biomarkers for non-response to anti-TNF and anti-integrin therapies in UC. Biomarkers in innate and adaptive immune systems, as well as proteolytic degradation, were found to be predictive of therapy non-response.
A recent study in Cell Stem Cell describes how cells remember past inflammation and use this memory to respond more efficiently to new threats. The phenomenon, known as trained immunity, allows cells to draw on general memories of inflammation to respond broadly.
A recent study by Queen Mary University of London provides new insight into the mechanisms behind uncontrolled inflammation in COVID-19 patients. The research found that treatments increasing specialised pro-resolving mediators (SPM) production, such as dexamethasone, may play a key role in limiting disease severity.
A study found that antibodies produced to fight Covid-19 can trigger platelet activity, leading to fatal blood clots. Researchers developed a lab-based test to replicate this process, and suggest that existing medications may be able to inhibit platelet response.
Researchers identified three oral inflammation phenotypes: high, low, and slow responses. The 'slow' response was found in subjects with low clinical responses and demonstrated a delayed strong inflammatory response. A novel protective mechanism, utilizing neutrophils, was also discovered to save tissue and bone during inflammation.
Combining interscalene brachial plexus block with general anesthesia attenuates stress and inflammatory response in arthroscopic shoulder surgery. ISB/GA results in lower epinephrine, norepinephrine, and glucose levels, as well as reduced TNF-α and IL-6 levels.
Researchers identified an internal communication network in mammals that regulates tissue repair and inflammation. Endogenous retroviruses control this dialogue, affecting the host immune system and antimicrobial defenses.
A study published in Immunity found that COVID-19 causes severe inflammation in the brain, involving microglial cells and T-cell interactions. The research reveals a unique inflammatory pattern compared to other brain diseases, suggesting a misdirected immune response contributing to symptoms.
Researchers developed a cell-penetrating peptide to prevent septic shock in animal models. The treatment shows promise in protecting patients with metabolic syndrome and those at risk of severe COVID-19 complications.
A Z-RNA nanoswitch that switches from a right-handed A-RNA state to a left-handed Z-RNA state regulates immune responses against self RNAs. The switch is encoded by 'junk DNA' and protects normal cells from inflammatory diseases, while malfunctioning causes diseases like Aicardi-Goutieres disease.
A preclinical study by USF Health found that blocking lipoxygenase with a synthetic inhibitor alters the innate inflammatory response, delaying heart tissue repair after cardiac injury. The study suggests that preserving lipoxygenase is crucial for maintaining immune-mediated acute inflammation and preventing heart failure.
A comprehensive review suggests COVID-19 infects both upper and lower respiratory tracts, causing a uniquely aggressive immune response that leads to severe health issues months after infection. This dysregulation of the immune response contributes to long-COVID and severe lung damage in some individuals.
Researchers at McGill University developed a novel approach using silicone and sugar to create the softest brain implant yet. The new implants have shown reduced inflammation and higher neuronal density compared to traditional hard implants.
Researchers found that a shortage of DNA building blocks triggers an inflammatory response in cells when mitochondria release their genetic material. This link could lead to new treatments for various diseases associated with the mitochondrial genome and ageing process.
Researchers identified GAPLINC, a long noncoding RNA that regulates inflammatory gene expression and protects mice from septic shock. The study found that reducing GAPLINC levels enhanced inflammatory responses, but unexpectedly, this effect also protected mice from endotoxic shock.
A Phase II clinical trial is being conducted to evaluate the safety and efficacy of MultiStem cellular therapy for treating injured patients with severe hemorrhage. The study aims to mitigate complications resulting from traumatic injuries, including secondary infections and organ failure conditions.
A study by Cincinnati Children's Hospital Medical Center found that targeting the BCAP protein could help control overactive immune responses and promote tissue repair in inflammatory diseases. The researchers suggest that modulating BCAP activity could be used to dampen inflammation and accelerate response against tumors.
Bats use unique strategies to tolerate zoonotic viruses, preventing overactive immune responses that protect them from diseases. The team identified mechanisms that balance key proteins involved in immunity and inflammation, enabling bats to harbour pathogens without getting sick.
This study examines the effects of talc on mesothelial and neoplastic cells, revealing high levels of IL-6 and TNFRI. The results suggest that normal mesothelium is the main stimulus for the inflammatory process, with talc inducing higher rates of apoptosis in neoplastic cells.
A new study found that rheumatoid arthritis is associated with a 23% increased risk of developing type 2 diabetes. The research suggests that systemic inflammation may contribute to the development of diabetes in individuals with RA, highlighting the need for more intensive screening and management of diabetes risk factors.
Researchers at Columbia University Irving Medical Center discovered a distinct antibody profile in patients with non-celiac gluten sensitivity, which differs from those with celiac disease. This finding could lead to better detection methods and potential new therapies for celiac disease treatment.
Researchers at Harvard Medical School used acupuncture to regulate inflammatory responses and improve survival in mice with cytokine storm. The study found that site, intensity, and timing of treatment influenced the response.
Researchers identified HDAC3 as orchestrator of immune system's inflammation response to infection, with both triggering and reducing inflammation. The study highlights the need to target non-enzymatic functions of HDAC3 instead of its enzyme activity to mitigate lethal outcomes.
A study found that type 1 interferon deficiency is a biomarker for patients at risk of severe COVID-19. Low levels of type 1 interferon in plasma precede clinical worsening and are characteristic of each stage of the disease, suggesting it could identify a high-risk population.