Articles tagged with Fibrosis
A new study shows that magnetic resonance elastography (MRE) can identify liver fibrosis with high accuracy, helping to avoid invasive biopsies. MRE produces color-coded images indicating internal organ stiffness, allowing doctors to diagnose liver disease earlier.
Research shows US military personnel deployed to Iraq have a significantly higher tobacco abuse rate than the national average. Meanwhile, New York residents who smoke are experiencing the effects of the state's tobacco reduction strategies. Additionally, studies link smoking to idiopathic pulmonary fibrosis in men.
A study published in the World Journal of Gastroenterology found that patients with chronic HCV infection have a higher risk of developing idiopathic pulmonary fibrosis compared to those with HBV. The risk factors include age, liver cirrhosis, and smoking, with patients over 55 and those with liver cirrhosis showing the highest incidence.
A FSU researcher has made a significant discovery about the life-threatening mechanism of liver fibrosis, attracting a $1.5 million grant from the National Institutes of Health. The protein involved in scar formation could lead to treatment methods that slow down the disease process.
A new open access journal, Fibrogenesis & Tissue Repair, has launched to address key issues in tissue fibrosis and repair. The first paper published in the journal reveals that connective tissue growth factor (CTGF) expression in skin correlates with myofibroblast induction.
Researchers used ultrasonography to diagnose biliary atresia in patients. The study found that the triangular cord was a specific feature of the disease, while flat and small gallbladders were also diagnostic. Hepatomegaly and heterogeneous echogenicity were proportional with liver fibrosis.
The study found that Qianggan-Rongxian decoction can inhibit hepatic fibrosis and prevent the development of cirrhosis in rats. It also showed a significant reduction in serum levels of ALT and AST, indicating liver cell protection.
A study published in the World Journal of Gastroenterology found that HCV-infected patients without initial liver damage are at risk of fibrosis progression. Factors associated with this development include elevated transaminases, body mass index above 25, and time interval between biopsies.
Fibrotic diseases like cardiovascular disease, diabetes, and cancer involve scarring, affecting organ function. Research by the University of Western Ontario identified glycogen synthase kinase 3 as a brake that can be impaired, leading to scarring.
A new study published in Clinical Gastroenterology and Hepatology found that transient elastography, a non-invasive technique, can accurately diagnose late-stage liver disease. The study showed high correlation between LSM and pericellular fibrosis, allowing for better prediction of cirrhosis
Researchers at Cold Spring Harbor Laboratory found that senescent liver cells can orchestrate a sequence of events that limit fibrosis, a natural response to acute damage. This discovery suggests a new therapeutic approach for human patients with precursors of serious liver diseases.
Researchers found that fibrosis occurs rapidly in the gut, limiting drug effectiveness and making it harder to restore immunity. Early treatment can preserve some elements of the immune system by protecting T-cells.
Researchers at Johns Hopkins have linked extreme fatigue in lung-scarring disease to poor sleep quality, finding a 25% loss in R.E.M. sleep time among patients. The study shows that people with stiffened lungs and sleep problems experience reduced physical and mental activity scores.
Pirfenidone slows lung capacity loss and overall deterioration of IPF, offering new hope for treatment. The study's findings suggest that pirfenidone may also be effective in treating other fibrotic lung diseases.
Rosiglitazone, an antidiabetic drug, has been found to prevent hepatic fibrosis due to Schistosoma japonicum infection. PPARgamma ligand is thought to play a key role in this process.
A team of researchers from the University of Pittsburgh School of Medicine has identified a unique combination of blood proteins that distinguish IPF patients from normal controls with extraordinary sensitivity and precision. The five protein signature may help monitor lung fibrosis, detect disease progression, and evaluate treatment e...
Researchers at the University of California, San Diego, have discovered a novel way to prevent cardiac fibrosis by targeting the Epac molecule. By increasing Epac expression, they were able to block the ability of agents to promote fibrosis in cardiac fibroblasts.
A study found that a 3-variable model of serum fibrosis markers, including HA, TIMP-1, and platelet count, can accurately predict cirrhosis in patients with advanced chronic hepatitis C. The model outperformed other published models and showed strong correlation with collagen content.
Researchers discuss the potential for developing new therapies for idiopathic pulmonary fibrosis by targeting abnormal embryonic pathways. The treatment imperative for cardiac interventions in older patients also drives this need for innovative treatments.
New studies validate non-invasive methods for diagnosing liver fibrosis and cirrhosis, with enhanced panels showing good diagnostic accuracy and simple markers augmenting performance, offering potential for eliminating the need for liver biopsy in over 80% of cases.
Patients with chronic hepatitis C infection who use cannabis daily are at higher risk of moderate to severe liver fibrosis. Cannabis use combined with heavy alcohol consumption significantly increases the risk of liver damage. The American Gastroenterological Association recommends avoiding cannabis use in patients with HCV.
Researchers analyzed medical records of 249 IPF patients and found that current smokers had longer survival times due to milder disease. However, non-smokers had better survival rates, suggesting a possible link between smoking damage and progression of lung disease.
Inhibiting PIN1 has been shown to reduce airway fibrosis driven by TGF-beta-1 production in rodents with chronic asthma. Mice lacking PIN1 also exhibited reduced airway fibrosis when exposed to allergens.
Recent studies have shown that magnetic resonance elastography and other imaging strategies can detect hepatic fibrosis with high sensitivity and specificity. Non-invasive techniques like MRI could replace liver biopsy, which is currently the best way to assess fibrosis but carries serious side effects.
Researchers at UC-San Diego have developed a modified protein that can block excessive scar tissue growth in the liver, stopping its progression and even reversing some cell damage. The peptide has shown promising results in animal studies, opening new possibilities for treating conditions like cirrhosis of the liver.
Researchers from IIBB-CSIC-IDIBAPS have discovered a method to stop and revert idiopathic pulmonary fibrosis in animal models using pneumocytes transplantation. A clinical study will soon be conducted in humans to test the treatment.
Researchers at Massachusetts General Hospital have discovered a crucial molecular pathway underlying idiopathic pulmonary fibrosis (IPF), a deadly lung disease. The study found that lysoposphatidic acid (LPA) and its receptor LPA1 play a key role in attracting fibroblasts, leading to scarring of lung tissue.
Smoking before or during pregnancy may decrease fertility in female offspring, according to a new mouse study. The study found that exposure to environmental toxins like polycyclic aromatic hydrocarbons (PAHs) can reduce the number of follicles in female mice, leading to reduced fertility.
Researchers identified a mechanism that represses dendritic cell function in melanoma, which could be targeted for treatment. A new approach to treating myotonia in individuals with DM1 was also discovered using morpholino antisense oligonucleotide.
A study found that a pharmaceutical monoclonal antibody can prevent pulmonary fibrosis, a serious side effect of radiation therapy for advanced lung cancer. This breakthrough may lead to more effective radiation therapies and extend patients' lives.
A recent study found that diffusion-weighted MRI (DWI) can predict moderate to severe chronic liver disease. The technique measured water diffusion in the liver tissue and showed promise as a non-invasive alternative to liver biopsy.
Researchers have identified activin receptor-interacting protein 2 (ARIP2) as a potential target for treating liver fibrosis. The study found that ARIP2 negatively regulates activin signal pathways, which can help prevent collagen type IV production and alleviate liver damage.
Researchers have found promising results with three new non-invasive imaging tests that can diagnose fibrosis and cirrhosis of the liver without a biopsy. Ultrasound-based transient elastography was accurate in identifying patients with cirrhosis, while MR elastography showed nearly 100% accuracy in detecting any degree of liver fibrosis.
A recent study found that magnetic resonance CAD significantly enhances the diagnostic accuracy of liver fibrosis, outperforming experienced radiologists in detection and grading.
Researchers at Beth Israel Deaconess Medical Center discovered the source of cardiac fibrosis, a stiffening of the heart muscle leading to various cardiac diseases. They found that a bone morphogenic molecule, rhBMP7, can reverse the process, offering a new therapeutic target for patients with heart disease.
Researchers identify distinct genetic profile associated with rapid progression of IPF, highlighting the need for targeted therapies and closer monitoring. The study's findings may lead to the development of biomarkers for disease progression and more effective treatment strategies.
A subset of patients with idiopathic pulmonary fibrosis (IPF) has been found to have a short duration of symptoms before diagnosis and an accelerated clinical course to end-stage disease. This 'rapid progressor' group is characterized by distinct gene expression patterns, which may lead to the development of new therapeutic interventions.
Researchers at Mayo Clinic have developed a new imaging technique called magnetic resonance elastography (MRE) to diagnose liver diseases. MRE accurately measures the hardness or elasticity of the liver, enabling non-invasive diagnosis of fibrosis and cirrhosis.
Researchers developed a non-invasive method to predict advanced fibrosis in patients with nonalcoholic fatty liver disease (NAFLD) using routine clinical and laboratory values. The study found that age, hyperglycemia, body mass index, platelet count, albumin, and AST/ALT ratio were independent indicators of advanced liver fibrosis.
A UCLA study reports that over half of patients with idiopathic pulmonary fibrosis improved their walking distance by at least 20% after taking Viagra. The medication may help breathing by opening or dilating blood vessels to allow more blood flow to the lungs.
A new study found that a series of simple blood tests can accurately diagnose liver fibrosis in patients with chronic hepatitis C. The FibroIndex was more accurate than two other indices and showed promise as a non-invasive alternative to liver biopsy.
Researchers at Rice University have identified a naturally occurring blood protein called serum amyloid P, or SAP, which prevents the formation of life-threatening scar tissue in fibrotic diseases. The discovery has promising results in lab animal tests and could eventually save thousands of lives with human clinical trials.
Researchers discovered that imatinib mesylate inhibits the synthesis of extracellular matrix proteins and prevents tissue fibrosis in patients with systemic sclerosis. The study provides promising results for a new treatment approach, but more extensive studies are needed to confirm its efficacy.
Mayo Clinic researchers have developed MR Elastography (MRE), a new technique for measuring liver elasticity using MRI. This non-invasive method shows great promise for detecting liver fibrosis, which can lead to cirrhosis if left untreated.
Familial idiopathic pulmonary fibrosis (IPF) is linked to the ELMOD2 gene, which regulates apoptosis and cell migration. The study identified a susceptibility haplotype associated with an increased risk of IPF, supporting ELMOD2 as a prime candidate gene.
Researchers at U-M aim to develop new treatments for idiopathic pulmonary fibrosis (IPF) by understanding the role of fibrocytes and signaling pathways involved in the disease. They found that lipid mediators called cysteinyl leukotrienes may be responsible for inappropriate activation of fibrocytes.
A new study reveals that combined contrast enhanced MRI (CCE-MRI) closely matches the staging of non-alcoholic fatty liver disease (NAFLD) using conventional pathology. CCE-MRI offers a safer alternative to invasive liver biopsy, directly visualizing fibrosis and detecting liver cancers simultaneously.
A University of Pittsburgh study suggests that standard anti-inflammatory therapy may not be appropriate for many interstitial lung disease patients. The research used DNA microarray chip technology to distinguish between gene expression patterns of different types of interstitial lung diseases, revealing two vastly different condition...
A new study identifies genetic susceptibility as a significant risk factor for pulmonary fibrosis. The condition, which can be triggered by smoking and other factors, causes inflammation and scarring in the lungs. Researchers also explored a more accurate blood test to detect latent tuberculosis infection.
Researchers discovered a genetic basis for idiopathic pulmonary fibrosis, with those having ever smoked cigarettes being 3.6 times more likely to develop the disease. The study also highlights the importance of avoiding cigarette smoking as a preventive measure for this devastating lung condition.
Researchers Phillipe Besnard and colleagues pinpoint CD36 as the sensor for lipid detection in the oral cavity. They show that lingual stimulation of CD36 influences behavioral and digestive physiology. The findings suggest a potential pathway mediating fat taste, which may contribute to obesity risk through feeding dysregulation.
A new laboratory test has been developed to identify patients at high risk of developing cirrhosis after a liver transplant due to hepatitis C. The test targets hepatic stellate cells, which can produce collagen leading to scarring in infected patients.
Researchers identified alpha-smooth muscle actin (alpha-SMA) as a reliable marker for predicting fibrosis development after liver transplant. Studies showed that HSC activation was associated with advanced fibrosis, suggesting a potential biomarker for early intervention and treatment.
Researchers found a common genetic defect that prevents proper lung repair, increasing risk of idiopathic pulmonary fibrosis in families with a history of the disease. Smoking is also a major contributor to the disease, particularly among those with a family history.
A study identified osteopontin as a protein more prevalent in lungs of patients with idiopathic pulmonary fibrosis. The protein increased cell proliferation and movement involved in lung fibrosis, offering potential new treatment targets.
Researchers found that nicotine caused a significant increase in atrial interstitial fibrosis and electrical remodeling in hearts with myocardial infarction, leading to atrial flutter. The study suggests a causal link between nicotine and atrial flutter, potentially informing new therapeutic strategies.
Researchers found that transplanted bone marrow cells reduced liver fibrosis in mice treated with carbon tetrachloride. The treatment also improved survival rates and increased serum albumin levels, suggesting a new concept for treating liver fibrosis.
A novel AT2R gene transfer approach has been shown to prevent hypertension-related enlarged heart, cardiac fibrosis. The study found that the procedure prevented the heart from enlarging and prevented thickening of the ventricular walls.
Researchers found elevated caspase levels in HCV patients with normal aminotransferase levels, associated with higher stages of liver fibrosis. The study suggests that measuring caspase-mediated CK-18 cleavage in serum may be a more sensitive method to detect liver fibrosis in chronic HCV infection.
Pulmonary fibrosis occurs when normal lung tissue is replaced with thick scar tissue, impairing oxygen flow. Researchers have discovered that TGF-beta causes apoptosis in epithelial cells before fibrosis develops, paving the way for potential treatments by blocking cell death.