Articles tagged with Liver Damage
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Researchers identified 19 metabolites and found that levels of certain compounds correlated with increased blood pressure, worse obstetric outcomes, and poorer end-organ function. The study expands scientific knowledge of preeclampsia and its mechanisms, paving the way for future therapeutic strategies.
A new classification system for SJS/TEN divides the disorder into five types based on causative factors and diagnostic algorithms. This typology aims to bring clarity to diagnosis and treatment by providing consistent criteria for identifying underlying causes.
A new trial will test whether taking HMB can improve patients' physical function and quality of life. The BOOST study aims to recruit 124 patients with cirrhosis and measure its effects on liver disease, mental wellbeing, and physical function over 24 weeks.
New research reveals that lipid-associated macrophages (LAMs) are crucial for liver repair, while Kupffer cells also adapt to take on a LAM-like phenotype. The Trem2 gene is essential for clearance of dying liver cells and promoting tissue repair.
A study found that patients with AMA/anti-sp100/anti-gp210 positivity and elevated liver enzymes can manifest conditions beyond primary biliary cholangitis. Etiological treatments improved or resolved cholestatic biochemistry in these patients, justifying their initiation over ursodeoxycholic acid therapy.
Researchers reveal senescence's impact on liver health, from repair and regeneration to chronic disease progression. Emerging therapies, such as senolytic treatments, aim to selectively eliminate senescent cells while preserving healthy tissue.
A study found that chlorcyclizine, a decades-old allergy medication, could potentially treat erythropoietic protoporphyria (EPP), a condition creating extreme skin light sensitivity and toxic liver buildup. Chlorcyclizine may work by helping the liver clear toxic porphyrin buildup and reducing inflammation.
Researchers have discovered that AHCC suppresses liver fibrosis by inhibiting the activation of hepatic stellate cells through two channels. Early administration of AHCC may hold the key to preventing the onset of cirrhosis, a potentially fatal condition.
Researchers discovered a novel combination of plasma-based biomarkers that can predict liver fibrosis in Latino adolescents with obesity. The study found that dihydroxyacetone phosphate (DHAP) and alanine transaminase (ALT) were significantly associated with fibrosis, suggesting a potential low-cost, noninvasive screening tool.
The discovery of ferroptosis has renewed interest in non-apoptotic cell death mechanisms. While initially studied in cancer, ferroptosis is increasingly implicated in various diseases, including liver injury. However, the liver's robust antioxidant defenses question its widespread applicability.
A new study published in Lancet Gastroenterology and Hepatology found that a combined screening approach can detect liver damage in people with type 2 diabetes. The method involves elastography, an ultrasound-based technique, which was found to be willing to be adopted by most patients. Early detection of liver fibrosis is crucial, as ...
A new study finds that a blood test using phosphatidylethanol (PEth) can detect liver disease caused by excessive drinking, offering a more reliable alternative to self-reported measures. The test has shown strong correlation with Fibrosis 4, an indicator of liver risk, and could be included in routine blood tests.
A study found that ADAMTS13 regulates VWF expression and reduces hepatic platelet accumulation in PA-ILI patients and mice. Systemic administration of recombinant ADAMTS13 decreased platelet accumulation and mitigated liver necrosis.
Researchers at Karolinska Institutet have identified two types of metabolic-associated fatty liver disease, a liver-specific type and a systemic type that affects other organs. The discovery could lead to improved diagnosis and treatment of this growing patient group, with potential benefits for cardiovascular health.
A new research paper published in Oncotarget introduces an innovative AI tool combining CT scans and body composition data to predict severe liver problems in primary sclerosing cholangitis (PSC) patients. The model achieved impressive results, correctly identifying at-risk patients with 97% accuracy.
Researchers have created a new technique to rapidly assess paracetamol levels from saliva using Mass Spectrometry technology. The Paper-Arrow Mass Spectrometry (PA-MS) test is non-invasive, fast, and cost-effective, with the potential to improve patient care and outcomes.
A study found that cell ageing in one organ can spread to other organs, leading to multi-organ failure. Researchers identified a key protein that could be manipulated to prevent such failures.
Experimental mouse models are crucial for studying liver fibrosis regression, with various models exhibiting reversible fibrosis after removal of causative agents or therapeutic interventions. However, challenges persist in replicating human disease progression and regression, highlighting the need for further refinement of these models.
High-mobility group box-1 (HMGB1) plays a critical role in liver disease pathogenesis, influencing both inflammatory and fibrotic pathways. Its roles in acute liver injury, chronic conditions, and liver cancer make it a valuable diagnostic and therapeutic target.
Researchers from the University of Zurich have discovered a link between hepatitis E and kidney damage, finding that viral envelope-antibody complexes can accumulate in kidney filters and cause glomerulonephritis. The study uses tissue samples from patients to understand the disease mechanism.
This study investigates the role of GPX4 methylation in ferroptosis during hepatic ischemia-reperfusion injury. Ferroptosis is observed in oxygen and glucose deprivation, characterized by decreased cellular viability and increased lipid peroxidation.
Researchers investigate how liver necroptosis triggers inflammation in both organs, leading to cognitive impairment. Studying aging mouse models, they found that liver necroptosis causes systemic inflammation affecting brain function.
Researchers found inhibiting ACMSD increases NAD+ levels, reducing inflammation and fibrosis in mouse models of MASLD/MASH. Boosting NAD+ production could protect against severe liver damage and cirrhosis.
Researchers identified CYP1B1 as a biomarker for HSC activation and liver fibrosis in patients and mice. Inhibition of CYP1B1 led to the accumulation of trehalose, which has anti-fibrotic activity, protecting mice from liver fibrosis.
The TIPS procedure improves renal function in patients with portal hypertension, particularly those with refractory ascites. However, the benefits of TIPS for Hepatorenal Syndrome (HRS) and Hepatopulmonary Syndrome (HPS) are limited due to insufficient data.
Researchers developed a multi-variable model called Hear-MHE that analyzes speech patterns to identify symptoms of minimal hepatic encephalopathy. The test shows promise in predicting overt hepatic encephalopathy and could lead to earlier diagnosis and improved treatment.
Cholestasis leads to mitochondrial dysfunction, ER stress, inflammation, and autophagy impairment. Novel therapeutic agents modulate mitochondrial and bile acid metabolism pathways to improve liver function.
A WVU biologist is studying how genes establish animal body plans and contribute to regenerative abilities. He has identified Hox genes as key players in planarian regeneration, suggesting their functions may differ in highly regenerative versus poorly regenerative organisms.
A study from Michigan Medicine researchers found that over 15 million adult Americans regularly consume herbal and dietary supplements containing potentially toxic liver ingredients. The largest proportion of users took turmeric or green tea supplements, while others used garcinia cambogia for weight loss.
A new study sheds light on fatty liver disease MASH's pathology, revealing T cell activation and growth in response to poor diet. The research holds promise for developing a biomarker test to track disease progression before it's at a late stage.
A recent UNIGE study highlights the risks of high-protein diets, also known as Paleolithic diets, which can lead to severe neurological disorders. Excess protein increases ammonium production, overwhelming the liver and potentially causing coma in severe cases.
Alcoholic liver disease is a major public health concern in China, influenced by cultural factors and high alcohol consumption. The disease's increasing prevalence and severe complications highlight the need for comprehensive strategies to manage and prevent ALD.
Significant progress has been made in understanding and managing cholestatic liver diseases, with emerging therapies like OCA, fibrates, and budesonide. Multidisciplinary approaches involving hepatologists, gastroenterologists, and primary care physicians are crucial for improving patient outcomes.
A team of researchers has discovered a mechanism by which the liver's immune cells are suppressed in chronic hepatitis B, leading to organ damage. The 'sleep timer' function allows immune cells to weaken their activity over time, preventing them from proliferating excessively and causing further damage.
A new study led by researchers from the University of Pennsylvania School of Medicine developed a novel approach to assess medication-related liver injury. By analyzing real-world health care data, they found that some medications' levels of danger to the liver are being misclassified.
Research found that RAMP1 protects liver cells from damage caused by ischemia-reperfusion injury. The protein inhibited the ERK/YAP pathway, leading to reduced cell death and inflammation. This study highlights RAMP1's potential as a therapeutic target for treating this condition.
Studies found a negative relationship between HBV replication and liver inflammation in HBeAg-positive patients with high viral DNA levels, which shifted to positive relationships for those with low DNA levels or HBeAg-negative status. This interaction suggests a complex relationship between viral replication and liver damage progression.
Researchers found that BTF3L4 overexpression mediates APAP-induced liver injury by inducing inflammation and damaging mitochondrial function. Increased BTF3L4 expression is positively associated with liver injury and may serve as a biomarker.
Researchers have identified a gene responsible for the development of starvation-induced fatty liver in cavefish, which are able to protect their liver due to reduced fat accumulation. This genetic basis has implications for understanding and addressing liver conditions in humans, including Type 2 diabetes and obesity.
Research reveals a dynamic pattern of gene expression in liver fibrosis, with persistent effects even during regression. The study identifies key 'hub' genes that could be developed into biomarkers for future therapies.
The Almodóvar lab is studying the link between HIV and pulmonary hypertension, a condition that increases pressure in lung arteries. By examining the interactions between different cell types and using a humanized mouse model, researchers hope to propose novel therapies to prevent lung diseases in people with HIV.
A nationwide study from Karolinska Institutet found that GLP1 agonists like Ozempic reduce the risk of cirrhosis and liver cancer in people with type 2 diabetes and chronic liver disease. Those who continued taking the medication for ten years were half as likely to develop severe liver disease.
Regular NHS Health Checks are associated with reduced risks of dying and developing long-term diseases like dementia and liver cirrhosis. The study analyzed data from 97,204 UK Biobank participants and found that attendees had lower diagnosis rates for these conditions, including a 19% lower rate of dementia diagnosis.
A recent study published in EBioMedicine found that yellow fever virus causes myocardial fibrosis, cardiomyocyte hypertrophy, and vascular endothelium alterations, leading to cardiac conduction system disruption. The research provides new insights into the pathogenesis of YF-associated heart injury.
Researchers found that pattern of drinking is a better indicator of liver disease risk than volume alone, with heavy binge drinking increasing the risk six times. The study also highlights the importance of genetic predisposition and type-2 diabetes in determining liver disease risk.
A new stem cell treatment using mRNA technology from COVID-19 vaccines has shown promise in regenerating liver tissue, potentially reversing chronic and acute liver diseases. The treatment stimulates the natural repair mechanism of the liver by activating specific receptors on stem cells.
Researchers have made significant progress in understanding a pathway contributing to liver fibrosis. Paxillin has been found to play a key role in the activation of hepatic stellate cells, leading to excessive extracellular matrix production and scarring. This discovery holds promise for developing new treatments for liver fibrosis.
Researchers from Columbia University have validated GLS2's ability to promote ferroptosis in murine models. This study suggests that targeting GLS2 may be a potential therapeutic strategy against liver diseases, particularly hepatocellular carcinoma.
A new study found that living donor liver transplant access optimizes the timing of transplant for older, frail cirrhosis patients. Patients with moderate to severe frailty, short stature, and low MELD scores benefited from LDLT, reducing waitlist mortality and improving post-transplant outcomes.
Researchers discovered that the lancet liver fluke takes over an ant's brain, causing them to cling to blades of grass against their will. The parasite controls the ant's behavior to avoid heat, a strategy also used by cattle and deer.
A nationwide study from Karolinska Institutet in Sweden found that close relatives and partners of people with metabolic-associated fatty liver disease (MASLD) are at a higher risk of developing liver cancer and severe liver disease. This suggests that family members could benefit from the same lifestyle advice as patients with MASLD.
A team of Chinese and UK researchers has identified superoxide dismutase 1 (SOD1) as a potential target for reversing drug resistance in ovarian cancer. By using nanoparticles to deliver siRNA that reduces SOD1 levels, the study showed reduced growth and decreased resistance to cisplatin in female mice.
A new approach to treating non-alcoholic fatty liver disease (NAFLD) has been discovered, utilizing resistant starch to reduce fat accumulation and inflammation in the liver. The study found that consuming resistant starch daily led to an increase in beneficial gut bacteria, which positively impacted liver health.
Researchers have discovered a novel pathway that minimizes liver injury during transplantation by activating the protective CEACAM1-S version. This protective characteristic is regulated by HIF-1α and can be enhanced using molecular tools and alternative gene splicing, reducing organ injury and improving post-transplant outcomes.
Researchers identify key protein interactions that control the body's immune response during liver transplantation, leading to improved transplant survival rates. The study found that a specific communication pathway between CEACAM1 and TIM-3 proteins plays a crucial role in controlling the immune response.
Hospital admissions for alcohol-related hepatitis increased dramatically during the pandemic, particularly among younger patients and women. Researchers found a 12.4% rise in cases in 2020 compared to 2019 levels.
Researchers investigated premature senescence in biliary atresia and assessed senotherapies. They found that human allogenic liver-derived progenitor cells reduced early markers of senescence and improved liver disease in a preclinical model, providing encouraging results for pediatric biliary cirrhosis treatment.
Researchers found that obese patients with mild traumatic brain injuries had higher levels of inflammatory biomarkers and prolonged symptoms compared to those with healthy body mass indexes. The study suggests that obesity may mediate the inflammatory response and symptoms in mTBI patients.
A clinical trial using DIALIVE, a novel liver dialysis device, demonstrated significant improvements in all main underlying pathophysiological mechanisms of acute-on-chronic liver failure. Treatment resulted in accelerated resolution of ACLF and sustained improvement in biomarkers.
A new substudy of the STEP TEENS trial shows that semaglutide significantly reduces levels of liver enzymes, including alanine aminotransferase (ALT), which are indicators of liver damage. The study found improvements in ALT levels with weight loss of ≥10%.