Articles tagged with Liver
Researchers find significant association between illicit fentanyl use and HCV transmission, highlighting need for point-of-care testing and treatment access. The study suggests that fentanyl's short half-life may lead to increased risk of HCV transmission through frequent dosing and sharing.
Scientists analyzed 21,000 cells from tissue samples to develop a cell atlas of regenerating liver tissue. The study reveals changes in cell composition, gene expression, and intercellular communication that facilitate liver regeneration after portal vein embolization.
A study published in JAMA Surgery shows that liver transplants significantly improve progression-free survival rates for patients with unresectable colorectal liver metastases compared to other therapies. At three years, 90% of transplant patients remained cancer-progression free, whereas only 42% of those receiving alternative treatme...
Cancer cells can attach themselves to liver cells when specific proteins are present, allowing them to colonize and form new tumors. This discovery provides insights into the metastatic process and may lead to potential treatments that prevent cancer from establishing new tumors.
These disorders, including CHF, CD, CS, ALGS, and BA, result from genetic mutations affecting bile formation and transport. Management focuses on symptom control, prevention of complications, and definitive treatment with liver transplantation when indicated.
Experts have established a comprehensive guideline for classifying and treating advanced liver cancer in China. The guidelines recommend personalized treatment options based on tumor characteristics, vascular tumor thrombus grade, distant metastasis, liver function status, portal hypertension, and hepatitis B virus replication status.
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.
Researchers found that bowel movement frequency is linked to long-term health, with younger people, women, and those with lower BMI tending to have less frequent bowel movements. The study also showed associations between bowel movement frequency and chronic disease risk, mental health history, and gut microbiome composition.
Splenic venous hypertension is a rare condition characterized by upper GI bleeding without liver disease. It arises due to increased pressure in the splenic vein, leading to gastric varices. Diagnosis involves clinical suspicion, imaging studies, and endoscopic methods.
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 new study from Keck Medicine of USC reveals a startling disparity in the frequency of liver disease among transgender individuals, with double the prevalence of cirrhosis compared to cisgender adults. The study highlights the need for more supportive, preventive care and emphasizes the importance of early prevention.
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.
Researchers found that the frequency of activated TREG cells remained elevated during treatment and continued to be high even after the virus was eliminated. Inflammatory features, such as increased TNF signaling, were sustained in TREG cells, indicating long-term immune system changes induced by the chronic infection.
Subnormal serum liver enzyme levels can result from deficiencies in pyridoxal 5'-phosphate (vitamin B6), as well as conditions such as chronic kidney disease. Recognizing these patterns is crucial for early diagnosis and management of diseases, allowing for targeted treatments and improved patient outcomes.
Immunotherapies have revolutionized HCC treatment by enhancing the immune system's ability to recognize and destroy cancer cells. Key approaches include checkpoint inhibitors, targeted therapies, and advanced cellular immunotherapies.
Researchers at Weill Cornell Medicine have identified cellular and molecular markers that can predict when pancreatic cancer will spread to the liver or other organs. The study found that patients with early-stage pancreatic cancer who showed signs of immune exhaustion were more likely to develop liver metastases.
A Duke Health research team identified how the aging process prompts certain liver cells to die off and found a way to reverse the process in mice using an investigational drug. The study's findings hold high promise for people with metabolic dysfunction-associated steatotic liver disease, or MASLD.
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.
Researchers discuss primary hepatic angiosarcoma, a rare mesenchymal liver tumor, and its poor prognosis compared to hepatocellular carcinoma. Diagnosing PHA is critical due to its similar clinical presentation to HCC.
Primary sclerosing cholangitis increases risk of bile duct cancer; early diagnosis is essential for successful treatment with liver transplantation. Regular MRI/MRCP scans are critical for early detection and may be recommended for high-risk PSC patients.
This study found that TIMP-1 induces the expression of transcription factor Fli-1, which elevates MCP-1 expression and promotes hepatic macrophage recruitment. siRNA-TIMP-1 alleviated liver fibrosis by reducing macrophage migration and MCP-1 expression.
Researchers have developed a novel patch that can help liver tissue regenerate and inhibit inflammation. The patch demonstrated restored liver function in lab tests and promoted recovery from liver fibrosis in rats, showing great potential for treating liver diseases.
Researchers found that GLP-1 receptor agonists and SGLT-2 inhibitors lower the risk of major cardiovascular events, such as heart attacks, and severe liver complications compared to other diabetes treatments. These medications also showed no significant increase in severe adverse events.
Researchers found that mitochondrial GRIM19 loss induces liver fibrosis through NLRP3/IL33 activation via reactive oxygen species/NF-кB signaling. This mechanism may provide potential therapeutic approaches for preventing early-stage liver fibrosis.
Researchers developed a blood signature for identifying hepatocellular carcinoma (HCC) with metastatic traits using blood levels of alpha-fetoprotein and des-γ-carboxy-prothrombin. The signature effectively predicted HCC recurrence post-RFA, with 92% specificity and 91% sensitivity in the retrospective dataset.
Researchers investigated the effectiveness of systemic thrombolysis for acute portal vein thrombosis (PVT) in liver cirrhosis patients. After a 7-day treatment period, 60% of patients achieved full recanalization of the portal vein, with no significant side effects.
The detection and management of borderline hepatic nodules, particularly those hypointense in the HBP without APHE, are critical in preventing overt hepatocellular carcinoma progression. Advances in imaging technologies have improved detection and characterization of these nodules, leading to better patient prognosis.
Scientists from BIH and Open Targets mapped MASLD progression in humans, discovering a regenerative process driven by transdifferentiation. They identified key factors controlling this process, including insulin signalling, which could provide a therapeutic avenue for future development.
The study reviews various immunotherapies for HCC, including ICIs and cellular therapies, highlighting their potential in managing advanced disease and preventing recurrence. Emerging strategies like vaccine development and oncolytic virotherapy are also discussed.
Researchers have successfully grown functional human liver cells in a different species, offering a potential solution to the shortage of donor organs for liver transplants. The breakthrough uses interspecies blastocyst complementation to produce transplantable human liver cells, which can effectively mitigate chronic liver fibrosis.
Astragalus polysaccharide regulates VRC metabolism by increasing Bifidobacterium bifidum abundance and reducing inflammation in the liver. This leads to improved VRC metabolism, with high-dose APS showing stronger effects.
Researchers from VCU School of Medicine and Richmond VA Medical Center discover that replacing meat with plant-based proteins for one meal reduces harmful ammonia levels in people with advanced liver disease. The study found significant differences in blood and urine samples, revealing lower amino acids associated with ammonia production.
Liver cancer mortality in China decreased from 2008 to 2020, with higher rates among males, older adults, and rural populations. The study predicts a downward trend for liver cancer mortality in the next decade.
A new study reveals that chronic hepatitis B is globally undertreated, especially among women and Asian minorities in the West. The research highlights the need for targeted outreach to reduce new infections and deaths, with oral antiviral therapy being a lifesaving but underutilized treatment option.
A multicenter retrospective cohort study found that combining entecavir with Fuzheng Huayu reduced the cumulative incidence of hepatocellular carcinoma in patients with compensated chronic hepatitis B cirrhosis. The antifibrotic property of FZHY may be attributed to its beneficial effects on this population.
A revised classification of primary iron overload syndromes has been proposed based on the hepcidin25/ferroportin system, categorizing conditions into prehepatic, hepatic, and posthepatic forms. The new classification aims to improve diagnosis and treatment of these disorders.
This study explored the preventative role of baicalein in hepatopulmonary syndrome development. Baicalein improved survival rates, reduced angiogenic protein levels, and enhanced glucose homeostasis in HPS rats. It also attenuated pathological angiogenesis in the liver and lungs.
Researchers at Max Planck Institute discover that liver mitochondria adapt to food presence via nerve cells, leading to improved insulin sensitivity. This finding could pave the way for new type 2 diabetes treatments.
A new study from MIT researchers has found that many genes involved in drug metabolism follow a circadian rhythm, affecting how much of a drug is available and how effectively the body breaks it down. The study's findings have implications for developing better dosing schedules for existing drugs.
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 discovered that liver cells secrete SAA proteins, which hinder T cell infiltration and attack tumors. Deleting SAA proteins increased survival times and likelihood of cures in mice with pancreatic tumors.
A new study by University of Waterloo researchers suggests that Canada will not reach the World Health Organization's goal of eliminating Hepatitis C by 2030. The main reason is the lack of harm-reduction strategies, which are crucial for reducing the transmission of the virus.
Researchers created a proteomics-based imaging mass cytometry marker panel to categorize immune cells at single-cell resolution, identifying unique signatures of active T-cell-mediated rejection. The study aims to find personalized immunosuppression therapies with fewer side effects.
The study found that decreasing LSECtin levels increases specific immune cells that contribute to disease progression, suggesting restoring these levels could restore altered liver functions. Researchers restored LSECtin activity in cirrhotic animal cells using anti-inflammatory mediators, proposing a potential therapeutic strategy.
Midlife mortality rates for deaths of despair, including suicide, overdose, and liver disease, vary by race and ethnicity, with higher rates among Black and American Indian/Alaska Native populations. Early mortality from drug- and alcohol-related causes contributes to these disparities.
Researchers found that CMS121 reduced body weight gain by 40% and improved glucose and lipid indexes in aging mice. The compound also showed anti-inflammatory effects and increased mitochondrial biogenesis, suggesting potential therapeutic applications for metabolic diseases.
A study found specific genetic mutations, including a previously reported mutation and a novel variant, linked to DJS. The mutations disrupt the liver's ability to eliminate waste products, leading to a buildup of bilirubin.
Researchers developed a nanosized polymer that selectively delivers chemotherapeutic drugs to blood vessels supporting tumor growth. The treatment eliminates colorectal cancer liver metastases and prolongs mice survival after a single dose-therapy.
Exosomes have emerged as potential treatments for liver fibrosis by targeting specific non-parenchymal cells involved in the disease process. They can deliver therapeutic cargo directly to these cells, inhibiting inflammation and scar formation.
Researchers will characterize initial environmental exposures and collect biospecimens and data from residents potentially impacted by the disaster. Investigators will evaluate biospecimens for early signs of liver dysfunction, detecting known liver carcinogen vinyl chloride.
Researchers found that low-dose aspirin reduced liver fat content by 10.2% compared to placebo in a phase 2 trial of 80 adults with MASLD. Aspirin also improved markers of liver health, suggesting potential benefits for patients with this condition.
Researchers from Florida Atlantic University suggest that selecting an OTC medication for mild COVID-19 symptoms should be based on the entire benefit-to-risk profile of the patient. They caution against using traditional NSAIDs like ibuprofen and naproxen due to their similar but greater side effect profiles compared to aspirin.
Researchers have developed a new, non-invasive technique called spleen stiffness measurement (SSM) to diagnose portal hypertension (PHT), a severe complication of chronic liver disease. SSM uses sound waves to assess the stiffness of the spleen and shows promise as an accurate and comfortable alternative to invasive procedures.
The study reveals that a gene called mTOR, which works like a GPS, directs the specialization of liver cells according to their position. After birth, the fluctuation in nutrient supply triggers the activation of this gene, completing the maturation of the liver.
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.
A potentially fatal parasite has been discovered in the Colorado River in California, affecting dogs and causing liver and intestinal illness. Researchers confirm the presence of Heterobilharzia americana, a flatworm that can be transmitted through snails and water, highlighting the need for awareness and precautions among dog owners.
Scientists have successfully tested novel gene therapies in a whole human liver, opening up new avenues for treating life-threatening inherited diseases. The use of a normothermic liver perfusion system enables accurate testing of gene therapeutics directly in the clinical target organ.
Researchers found that Kupffer cells in liver respond to high cholesterol by removing excess, revealing the liver's role in regulating cholesterol levels. This discovery suggests atherosclerosis is a systemic disease affecting multiple organs.