Articles tagged with Liver
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Scientists have developed a drug-eluting hydrogel that provides sustained, pH-dependent drug co-delivery and promotes anti-tumor immune responses, reducing tumor cell proliferation and growth. The treatment shows promise in treating hepatocellular carcinoma, with enhanced efficacy compared to traditional methods.
Researchers at Osaka Metropolitan University have successfully developed a novel pneumococcal vaccine that demonstrates efficacy in suppressing pneumococcal pneumonia in macaques. The vaccine's design combines proprietary mucosal vaccine technology with pneumococcal surface proteins to cover a wide range of serotypes.
Researchers found that 1,8-cineole inhibits inflammatory pathways in the gut, while ginsenoside Rk2 alleviates liver inflammation and restores intestinal barrier function. Another compound, specnuezhenide, modifies gut microbiota and has potential to inhibit colorectal tumor growth.
A study of over 2.9 million patients found that gender concordance was associated with lower mortality for female patients, but higher mortality for male patients. The quality of surgical care provided by female surgeons is equivalent to or slightly better than that provided by male surgeons.
Researchers found intestinal hormones can inactivate liver's star-like cells responsible for scar tissue formation. This discovery could lead to new treatments targeting cell changes, avoiding severe side effects.
Researchers found that pollutants in green sea turtle eggs can feminize broods, increasing the risk of extinction due to a lack of males. The study suggests that climate change and pollution may be driving this trend, which could have severe consequences for the species' survival.
Researchers developed a new risk assessment system to identify patients with low-risk profiles who can benefit from liver stents. These patients have a significantly higher mortality rate than previously thought, highlighting the need for targeted treatment and further personalization.
A new therapeutic, lepodisiran, has shown promising results in reducing lipoprotein(a) levels to undetectable levels for nearly one year. The study found that the medication is safe and effective in lowering Lp(a) levels by more than 94%.
A new smartphone app using the APRI+ALBI score increases the safety of liver surgery by providing an individualized risk assessment for patients prior to resection. The score offers a cheaper and less invasive option with comparable predictive power compared to standard preoperative tests.
Researchers from the Max Planck Research Group aim to investigate the local immune system of the liver to develop new immunotherapy strategies for metastatic diseases. They will examine tissue and tumor samples using state-of-the-art techniques to identify key molecules and checkpoints in complex cellular interaction networks.
Researchers at Children's Hospital Los Angeles have developed a novel app called the CHALF score to predict if a child with acute liver failure needs a transplant. The tool assesses liver failure risk on a scale of 5-60 and has been shown to accurately predict patient outcomes.
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.
Researchers at UC San Diego discovered that liver cells use vesicle exchange to share molecules and multiply, a process also found in various types of cancer cells. This mechanism could be a universal driver of resistance to cancer therapies targeting cell proliferation.
A new study published in JAMA Network Open found live vaccinations safe and effective for children who have received liver or kidney transplants, offering protection against life-threatening conditions. The study showed high antibody levels and minimal adverse events following vaccination.
A new clinical trial has shown that infusing immune cells from living donors into recipients before transplantation may reduce the need for lifelong immunosuppressant medication. The treatment involves infusing donor-derived regulatory dendritic cells, which help the recipient's immune system distinguish between foreign and self-cells.
A recent study published in the Journal of Clinical Investigation found that coronavirus vaccines build immune memory in various organs, including the liver, kidneys, and lungs. This local immune response is more effective than circulating antibodies in protecting against infection.
Researchers at UVA Health System have developed a powerful new tool to understand how medications affect men and women differently. The model has provided unprecedented insights into biological processes in the liver, helping ensure that new medications will not cause harmful side effects.
Research suggests that monocyte-derived macrophages (MoMFs) are crucial in removing dead tissue and necrotic lesions during liver regeneration. In the process, MoMFs undergo dynamic changes from pro-inflammatory to anti-inflammatory states, interacting with other liver cells to facilitate healing and tissue repair.
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 age-related differences in how the liver filters the bloodstream, affecting nanomedicine distribution and effectiveness. Younger livers are more efficient at filtering out toxins but also filter out beneficial treatments.
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 new set of diagnostic criteria for MAFLD has been developed, providing accurate and reliable diagnoses. This development has increased awareness of the disease and paved the way for further research and clinical trials, offering a significant step forward in diagnosing and treating MAFLD.
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.
Researchers have demonstrated the effectiveness of five noninvasive tests for liver disease, which could revolutionize diagnosis and treatment. These tests use disease biomarkers and may enable breakthrough discoveries in developing new treatments for patients with liver disease.
Researchers found that hepatitis C treatment improved response to hepatitis B vaccine in individuals who previously didn't respond. The study recommends checking for hepatitis B immune protection and offering vaccination after treatment.
High pressure in bile canaliculi alters liver tissue structure, leading to the formation of liver cell rosettes observed in various liver diseases. The study identifies pressure as a potential cause of biliary obstruction-related diseases.
A USC Stem Cell-led mouse study reveals that lowering testosterone can improve the resilience of male kidneys by reducing their vulnerability to disease. The researchers also found that three months of calorie restriction has a similar effect, suggesting new potential treatments for kidney diseases.
Liver fibrosis development is driven by various factors, including metabolic syndrome and insulin resistance. CD8+ T cells play a significant role in activating hepatic stellate cells, which produce scar tissue.
A novel study from the University of South Australia identified 84 features that could signal increased cancer risk in a dataset of 459,169 UK Biobank participants. The study found several biomarkers linked to cancer risk, including urinary microalbumin and high levels of cystatin C.
Researchers developed a liver-targeting drug that reversed obesity and lowered cholesterol in obese mice by delivering the drug via nanogel. The treatment, which was administered intraperitoneally, effectively normalized weight and reduced cholesterol levels despite continued high-fat diet consumption.
A new nanogel-based carrier delivers a synthetic thyroid hormone mimick to liver cells, resulting in weight loss and improved cholesterol levels. The treatment also resolves liver inflammation with minimal side effects, offering potential for other liver-based diseases.
A study by researchers at the University of Minnesota Medical School found that high costs for hepatic encephalopathy treatment are associated with decreased treatment retention among patients. Patients who are younger and have metastatic cancer or depression are more likely to skip their medication.
Researchers investigating early liver transplantation for alcohol-associated liver disease aim to understand who benefits most and develop best practices. They will collect data on patient outcomes, biological samples, and audio recordings to identify factors influencing selection decisions.
A new matching system enabled by Boston College economists facilitates the world's first four-way liver exchange and a cascade of additional matches. The system increases the number of transplants that can be matched among a larger group of participants, expanding capacity beyond traditional two-way exchanges.
Researchers have found that mouse stem cells mimic their parent animals' cold resistance, generating energy differently at low temperatures. This discovery opens up new avenues for studying organ preservation and human hibernation using in vitro models.
A study published in Liver Research found that glucokinase activators (GKAs) improved glucose tolerance and insulin sensitivity in mice with diet-induced obesity. However, GKAs also induced hepatic lipid accumulation, which activated the PERK-UPR signaling pathway.
The study highlights the importance of spatially-resolved macrophage phenotyping in liver diseases. Macrophages exhibit functional and phenotypical heterogeneity, affecting disease progression.
A study of 98,000 postmenopausal women found that daily consumption of sugar-sweetened beverages was associated with a higher incidence of liver cancer. The findings suggest a potential link between these beverages and chronic liver disease mortality.
Researchers found that inhibiting NLRP3 signaling reduces podocyte senescence, improves lifespan, and slows down healthy podocyte aging in mice. This discovery holds promise for treating age-related kidney diseases.
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.
A study from the University of Gothenburg found that even vulnerable people with compromised immune systems achieved good antibody levels after three doses of COVID-19 mRNA vaccine. This is particularly significant for those at risk of severe Covid-19, as they showed catch-up antibody responses and high levels of hybrid immunity.
Researchers at the University of Barcelona have discovered a new therapeutic target, RNF41 protein, which plays a crucial role in controlling chronic liver disease. The study found that enhancing RNF41 expression in macrophages can reduce fibrosis and liver inflammation, leading to improved liver regeneration.
Scientists at the University of Pittsburgh Center for Vaccine Research have identified a protein responsible for lethal liver disease in mice infected with Rift Valley fever virus. Removing this protein, Lrp1, from the liver prevented viral replication and extended mouse lifespan.
Researchers at the Medical University of South Carolina have identified a novel class of compounds that effectively lower cholesterol, triglycerides and apoB in human liver-like cells. These molecules work independently of the LDLR pathway and offer a new treatment regimen for patients with familial hypercholesterolemia.
A breakthrough mRNA vaccine has been developed to target and stimulate protective immune cell responses against malaria. The vaccine combines an RNA-based approach with a liver-specific adjuvant, generating resident memory cells that halt malaria infection in the liver, providing a broader and more protective immune response.
Researchers identified racial and ethnic disparities in receipt of complex lifesaving procedures for decompensated cirrhosis. These disparities persisted over time, contributing to unequal mortality rates among different patient groups.
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.
A study found that SARS-CoV-2 infects liver cells, leading to hyperglycemia and a severe form of COVID-19. Researchers discovered the mechanism used by the virus to impair glucose metabolism, pointing to potential strategies for treating patients.
A new study published in Annals of Surgery reveals promising results for normothermic machine perfusion in liver transplantation. The randomized controlled trial found that this technology showed particular promise in marginal donors and those with higher risk factors, demonstrating a lower incidence of dysfunction and cardiovascular s...
In a groundbreaking procedure, Adriana Rodriguez received a dual-organ transplant, with her healthy liver transplanted into another patient to mitigate rejection risk. This innovative approach, known as HALT-D, demonstrates the potential for immunoprotection and has implications for highly sensitized patients requiring multiple organs.
A study found that joint exposure of unequal income distribution and lack of social mobility increases risks of deaths from suicide, drug overdose, and alcohol-related liver disease. Addressing underlying social and economic conditions is crucial in responding to the deaths of despair epidemic.
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.
A new AI tool utilizing deep-learning algorithms and volumetric thresholds accurately detected splenomegaly in patients undergoing CT scans. The study analyzed a large sample of 8,901 patients, revealing that splenic volume is strongly associated with weight.
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.
A study published in Cancer Research identifies a novel mechanism by which liver cancer develops, involving the aberrant activation of the Wnt signaling pathway and the gene GREB1. The research reveals that GREB1 is responsible for integrating conflicting cellular states of differentiation and proliferation, leading to tumor promotion.
Researchers have isolated and analyzed individual immune cells targeting the hepatitis C virus, providing valuable data for vaccine development. The study found that antiviral treatment reduces cytotoxicity in HCV-specific immune cells, offering a potential pathway to an effective vaccine.
Researchers have identified a potential new drug that improves both liver fibrosis and inflammation in patients with nonalcoholic steatohepatitis (NASH). The drug, Pegozafermin, mimics the body's natural hormone FGF21, controlling energy use and lipid metabolism in the liver.
A 'poo transplant' trial provides evidence that faecal microbiota transplants can improve gut health in patients with cirrhosis, reducing the likelihood of infections. The PROMISE trial aims to deliver FMT capsules via oral administration, offering a potential breakthrough for patients with advanced liver disease.
Research reveals liver dysfunction and alterations in the liver-brain axis are key features of Alzheimer's disease. The study highlights the importance of peripheral organs, such as the liver, in understanding the systemic aspects of the disease.
A case of echovirus 11-induced hepatitis in Italian male twins has been reported, showing a close genetic relation to strains found in France among neonates. The study highlights the importance of rapid recognition and timely treatment to ensure survival, and suggests potential host genetic predisposition in male and twin categories.