Articles tagged with Liver
Researchers from Kumamoto University identified SerpinA1 as a key regulator in combating obesity and enhancing glucose metabolism. The study found that activating brown adipose tissue could pave the way for innovative treatments for diabetes and metabolic disorders.
IL-8+ neutrophils are central drivers of inflammation in alcohol-associated hepatitis, and targeting them may lead to selective reduction of inflammation. Several strategies for targeting IL-8 signaling have been proposed, including therapeutic antibodies and inhibitors.
The review summarizes findings on cellular, molecular, and systemic processes involved in ALD progression, highlighting pathways for future research. It also discusses the role of extracellular vesicles in intercellular communication and their implications for early diagnosis and therapeutic intervention.
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 ...
MELD 3.0 builds upon previous variants by incorporating serum albumin and gender to correct disparities in organ allocation, particularly for women. It demonstrates improved prognostication for various chronic liver diseases, including cirrhosis, hepatocellular carcinoma, and acute-on-chronic liver failure.
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.
A systematic review and meta-analysis found CAD is common in cirrhotic patients, but cirrhosis itself may not be associated with increased CAD risk. Non-alcoholic steatohepatitis and hepatitis C virus infection are also linked to CAD presence.
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 large clinical trial found that removing 10% of a patient's blood before major liver surgery reduces the need for transfusions by half. This practice, known as hypovolemic phlebotomy, lowers blood pressure in the liver and is safe, simple, and inexpensive.
A Virginia Tech researcher has received a collaborative grant to improve cancer therapies by developing 3D liver organoids and employing cutting-edge microscopy technology. The project aims to identify the most effective treatments for cancer, enabling better-targeted treatments.
A study published in Nature reveals that dietary fructose promotes tumor growth in animal models of melanoma, breast cancer, and cervical cancer. The liver converts fructose into usable nutrients for cancer cells, a finding that could lead to new treatment avenues.
Researchers identified plasma extracellular vesicle-derived microRNAs as potential biomarkers for AATD liver disease. They found 39 differentially expressed miRNAs, which were validated in an independent cohort for predicting AATD liver disease.
Long-term hormone therapy in transgender individuals leads to significant changes in body composition and risk factors for cardiovascular disease. Transgender men experience increased muscle volume and abdominal fat, while women's muscle mass decreases, according to a new study published in the Journal of Internal Medicine.
A new prognostic model, the CATCH-LIFE-MELD score, has been developed to predict short-term survival outcomes in patients with acute-on-chronic liver failure. The model's enhanced accuracy allows clinicians to identify high-risk patients who may benefit from urgent interventions, such as liver transplantation.
Brigham researchers found that intestinal infections alter bile composition to promote intestinal defense, highlighting the liver's role in defending against infection. The study identified hundreds of new bile metabolites and revealed a shift in bile function during enteric infection.
A genetic key to understanding mitochondrial DNA depletion syndrome has been identified, revealing mechanisms for improved diagnosis and treatment. The research highlights the crucial role of the MICOS10 gene in maintaining mitochondrial structure and function.
Researchers at UNC Health Care have discovered a little-known protein, PDGFA-associated protein 1 (PDAP1), that plays a crucial role in the replication and infection of hepatitis A virus. The protein is used by the virus to exploit the host cell's stress response, allowing it to produce its own proteins necessary for replication.
A new UCLA study categorizes people with chronic liver disease into four unique risk groups based on barriers to outpatient care, increasing the likelihood of hospitalization. The study highlights the need for interventions aimed at reducing avoidable hospitalizations among the highest-risk individuals.
The updated Model for End-Stage Liver Disease (MELD) 3.0 has reduced liver transplant disparities for women, increasing their chances of being added to the waitlist, receiving a transplant, and staying on it. Women now have equalized rates with men in terms of waitlist mortality and transplant rates after the policy change.
A new study reveals dramatic changes to gut and mouth bacteria in people with chronic liver disease, correlating with increased antibiotic resistance and poor clinical outcomes. The findings suggest a need for personalized microbiome-based treatments and rapid diagnosis of infections to improve patient care.
A new study reveals that an AI algorithm can accurately detect early-stage metabolic-associated steatotic liver disease (MASLD) in patients who meet the criteria, leaving 83% undiagnosed. This highlights the need for improved screening and diagnosis methods to prevent progression to advanced liver disease.
Hospitalization rates for alcohol-induced liver disease rose significantly between 2005 and 2021, with greater absolute increases among older males than younger females. The study highlights the growing burden of this condition and underscores the importance of addressing alcohol-related liver disease.
A study found that beer-only drinkers have lower-quality diets and are more likely to be male, younger, smokers, and low income. They also reported the highest total daily caloric intake and lowest level of physical activity compared to other alcohol consumers.
Researchers found that sodium butyrate inhibits necroptosis in intestinal epithelial cells of liver cirrhosis by regulating MLKL via E2F1. Fecal BA levels were negatively correlated with serum MLKL levels, suggesting a protective effect.
Metformin, a widely prescribed diabetes drug, may increase risks of obesity and diabetes in newborns when given to pregnant women. The study found that the drug accumulated in the fetal kidneys, liver, and other organs, leading to growth restriction, which has been linked to an elevated risk of obesity and insulin resistance in childhood.
A study found that heavy drinking among adult Americans increased by more than 20% during the COVID-19 pandemic and continued for the following two years. The study analyzed data from over 24,000 adults and showed a sustained increase in alcohol use across all age groups, genders, and regions.
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.
The 17-beta-hydroxysteroid dehydrogenase 13 gene plays a significant role in regulating liver lipid metabolism, with loss-of-function variants linked to reduced risk of chronic liver disease progression. HSD17B13 modulation may provide therapeutic benefits for individuals with metabolic liver disease.
Acute-on-chronic liver failure (ACLF) is characterized by metabolic alterations that disrupt immune function, contributing to disease progression. Metabolite imbalances, such as elevated lactate levels and reduced ketone bodies, further suppress immune responses.
A total of eight metabolites were identified, with three major pathways found: demethylation, dehydrogenation, and oxidation. These findings suggest that demethylation is the primary detoxification pathway for humantenirine.
Researchers found that TTA reverses meldonium-induced changes in fatty acid synthesis and elongation, alleviating liver fat accumulation. Alterations in delta-6 desaturase activity and plasma L-carnitine levels play a critical role in hepatic steatosis.
A novel ratiometric fluorescent probe was synthesized to detect native human albumin (HA) activity in patients with hepatitis B cirrhosis and hepatocellular carcinoma. Native HA activity levels were significantly higher in low albumin groups, correlating with increased severity of liver disease.
Researchers from Peking University have identified a new compound, C7, that retains the therapeutic effect of obeticholic acid without causing itch. The study reveals the molecular mechanism of bile acids activating hX4 to induce cholestatic itch, offering hope for more effective and comfortable liver disease treatments.
A new prognostic model accurately predicts short-term mortality in ACLF patients, offering improved clinical decision-making. The Model for end-stage liver disease-complication score demonstrated superior predictive accuracy and robustness in external cohorts.
This study identifies the hsa_circ_0001726/miR-140-3p/KRAS axis as a key regulator in hepatocellular carcinoma (HCC) progression and lenvatinib resistance. The axis is involved in promoting cell proliferation and migration, and is also linked to overall survival in HCC patients.
A 48-week follow-up study found that TMF treatment did not significantly affect blood lipid profiles in patients with chronic hepatitis B. Lipid indices remained stable, regardless of baseline characteristics.
A cohort study reveals that AATD patients with COPD have a unique liver transcriptomic profile, with upregulated pathways related to fibrosis and inflammation. Histopathological analysis confirms higher levels of fibrosis and hepatocellular damage in these individuals.
A U.S.-based single-center retrospective cohort study found that advanced liver fibrosis is a primary risk factor for incident liver decompensation and liver-related events in patients with biopsy-proven metabolic dysfunction-associated steatotic liver disease. The study, published in the Journal of Clinical and Translational Hepatolog...
The GALAD algorithm combines AFP, AFP-L3, and PIVKA-II for HCC detection. Combining GAAD, GALAD, or PIVKA-II with ultrasound improves diagnostic efficiency compared to recommended strategies.
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 have unveiled a complex interplay between liver X and thyroid hormone receptors that regulates critical brain functions and protects against neurodegeneration. LXRs play a crucial role in regulating thyroid hormone function in the brain, while both receptors are essential for normal brain development and maintenance.
Metabolic dysfunction-associated steatohepatitis (MASLD) exhibits persistent activation of the DNA damage response (DDR) and its primary transcription factor P53 even after dietary reversal. Elevated P53 levels correlate with hepatocyte ballooning, suggesting a link between DDR signaling and MASLD recurrence.
A new study has found that rifaximin, an antibiotic commonly prescribed for liver disease patients, is driving the emergence of a deadly superbug. The antibiotic triggers specific changes in bacteria that make them resistant to last-resort antibiotics like daptomycin.
Researchers discovered that tuberculosis alters liver metabolism and can push patients towards metabolic disease like diabetes. The study suggests undiagnosed TB could be a significant contributor to metabolic health issues.
Researchers on the International Space Station have developed human liver tissues with enhanced functionality in microgravity, paving the way for novel stem cell-derived liver tissues and alternative to traditional liver transplants. The team also created a bioreactor system for stable supercooling preservation of tissues.
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 found that patients had the same success rate when treated for 24 hours compared to 72 hours, with no difference in need for transfusion, ventilation, or vasopressors. This suggests that shorter octreotide therapy may be sufficient and could help reduce hospital stays and costs.
Researchers have identified liver X receptor beta as a promising target for treating depression and anxiety, with key findings including LXRβ's role in regulating neurotransmission and neurogenesis. This breakthrough could lead to novel therapies for treatment-resistant depression and personalized medicine approaches in psychiatry.
A recent study published in Liver Cancer found that patients with diabetes mellitus and comorbid obesity are at a higher risk of liver cancer recurrence after resection. The risk is significantly higher for those with comorbid obesity, increasing by approximately 3.8 times over five years postoperatively.
A recent study by Children's Hospital Los Angeles showed that reprioritizing organ allocation led to better outcomes for children with PALF. The changes resulted in substantially decreased deaths on the pediatric waitlist, increased rates of liver transplant, and improved post-transplant outcomes.
Researchers at University of Gothenburg propose inhibiting somatostatin to restore glucagon release and prevent dangerous blood sugar levels. This approach has the potential to save lives and is supported by experimental results in mice with type 1 diabetes.
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 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.
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 study published in Metabolism revealed a new mechanism for glucose production in the liver during stress. CREB and CRTC2 proteins were found to be involved in activating gluconeogenesis, a key metabolic function of the liver that helps maintain normal blood sugar levels.
Women with hepatocellular carcinoma are less likely to receive a deceased-donor liver transplant due to sex-based differences in candidate size. The study's findings highlight the need for changes in allocation policy to improve access to size-matched donor livers for smaller candidates.
Researchers at Tokyo Medical and Dental University discovered the role of A20 in suppressing chronic hepatitis by inhibiting the DCLK1-JNK pathway-dependent chemokines. In mice lacking A20 expression, hepatic stellate cells displayed spontaneous inflammation and increased chemokine levels.