Articles tagged with Lungs
Researchers found that a host genetic factor exacerbates lung damage in severe TB and suggests why gene mutations rendering it inactive are common. The study also showed that drugs targeting P2X7R could be used to treat aggressive forms of TB.
Researchers at Thomas Jefferson University found that alcohol consumption leads to a buildup of fat in the lungs, weakening the immune system and increasing the risk of pneumonia and acute respiratory distress syndrome. This discovery offers a potential new explanation for why heavy drinkers are more susceptible to lung disease.
Researchers have discovered hundreds of non-coding RNAs in the developing and adult lungs that regulate gene expression by controlling DNA scaffolding. These 'genomic dark matter' RNAs, including NANCI and LL34, play critical roles in lung development and may underlie human diseases such as Brain-Lung-Thyroid Syndrome.
Cryoprobes surpassed traditional forceps in collecting larger, higher-quality samples for diagnosing interstitial lung diseases. Larger multicenter trials are needed to confirm the benefits and safety profile of this technique.
Researchers discover that mucin concentration in cystic fibrosis airway secretions contributes to decreased mucus clearance and promotes lung infection and inflammation. Meanwhile, an aptamer-based strategy delivers a specific siRNA to tumor cells and Tregs, reducing STAT3 expression and promoting anti-tumor responses.
Research led by Carnegie Mellon University shows social integration influences pulmonary function in the elderly, with more social roles improving health and happiness. The study also rejects the idea that marriage is the only social role required for health benefits.
Researchers at UNC School of Medicine have found that mucins play a major role in failing lung function in cystic fibrosis patients. The study reveals that diluting the concentration of mucins in CF mucus may be key to improving treatments.
Researchers have created an innovative 3D test system that allows them to simulate human body functions, enabling the development of more effective cancer treatments. The artificial lung model, no bigger than a sugar cube, can be used to analyze treatment resistance and metastasis formation, potentially leading to personalized medicine.
Critically ill patients receiving steroids in the ICU are significantly more likely to develop delirium, with up to 80% of ventilated patients at risk. Minimizing steroid use may reduce delirium and its long-term impact on functional recovery and cognitive function.
Researchers have developed a new imaging technique using X-ray dark-field radiography to detect lung diseases at an earlier stage. This method provides detailed images of soft tissue, enabling the visualization of structural changes in lung tissue.
A retrospective study found evidence of small airway obstruction and other pulmonary abnormalities in many deployed veterans. Rates of restrictive lung physiology were 2-5 times greater than a reference group, while non-reversible airway obstruction was significantly lower.
A new study found that eating fish, fruit, and dairy products can improve lung function in patients with chronic obstructive pulmonary disease (COPD). The study analyzed data from over 2,167 participants and showed that those who consumed these foods had better lung function, less emphysema, and improved quality of life.
A new Northwestern University study reveals that high gamma-tocopherol levels, found in soybean, corn, and canola oils, are associated with decreased lung function and increased asthma risk. In contrast, alpha-tocopherol, found in olive and sunflower oils, is linked to better lung function.
A novel guanylate cyclase stimulator improved exercise capacity and hemodynamics in patients with inoperable or recurrent CTEPH, closing a therapeutic gap. The drug was well-tolerated and showed significant improvements in six-minute walking distance.
A new study from Johns Hopkins University found that warmer indoor temperatures are linked to increased COPD symptoms, rescue medication use, and decreased lung function in patients. The research also suggests that even short periods of outdoor exposure to high temperatures can exacerbate the condition.
A patient diagnosed with advanced, incurable lung cancer was found to have early stage, curable lung cancer after stopping a rare antibiotic that caused liver and lung damage. The team's findings suggest that toxicity due to the antibiotic may be mistaken for cancer spread.
A study published in PLOS Pathogens found that IL-27 balances the immune response to influenza, reducing lung damage and improving recovery. The researchers discovered that well-timed IL-27 treatment can be beneficial for mice infected with a highly pathogenic influenza strain.
Researchers found that SOCS4-deficient mice exhibited abnormally high levels of cytokines and chemokines, similar to a 'cytokine storm', which contributed to severe symptoms and slower viral clearance. The study suggests SOCS4 plays a crucial role in regulating the immune response against influenza virus.
A new study found that repeated preschool wheezing can lead to long-term damage in lung function by the age of 6 years. Children with recurrent symptoms are particularly at risk, even if asthma symptoms seem to disappear temporarily. The study suggests that early intervention and treatment with inhaled corticosteroids may prevent this ...
Researchers at the University of Illinois Chicago have discovered a protein molecule that slows the progression of pulmonary fibrosis, a deadly lung disease. The protein, LYCAT, is found to be protective and may boost survival rates in patients with idiopathic pulmonary fibrosis.
A new technique that brings CT imaging into the operating room enables precise demarcation and removal of small sub-centimeter lung nodules while minimizing damage to healthy lung tissue. This approach has shown promising results in reducing errors and increasing accuracy in lung cancer surgery.
A study published in the American Journal of Respiratory Cell and Molecular Biology suggests that TNF-α, a pro-inflammatory cytokine, accelerates lung recovery and reduces scar tissue in mice with pulmonary fibrosis. The researchers found that inflammation can be beneficial during the healing process, rather than just causing scarring.
A new study by University of Western Ontario researchers reveals that specific interactions between breast cancer stem cells and lung-derived proteins contribute to lung metastasis. Understanding this phenomenon could lead to improved treatment options for breast cancer patients.
Patients with lymphangioleiomyomatosis (LAM) may benefit from sirolimus, which slows disease progression and improves quality of life. However, the drug can complicate lung transplants due to potential fatal complications.
Researchers developed novel double-stapled peptides that inhibit RSV in cells and mice, and when delivered with nanoparticles, showed significant inhibition of RSV infection. The therapy has potential to prevent and treat RSV infection in high-risk groups such as infants, young children, and the elderly.
Scientists have discovered how Yersinia pestis alters cell death pathways to kill host cells and cause pneumonic plague. The study reveals that the bacterium destroys Fas ligand, a molecule that stimulates apoptosis, allowing it to overwhelm the lungs and kill its host.
A Rice University analysis of state implementation plans reveals that most urban areas have met the next benchmark for reducing airborne particulate matter. The study found that PM 2.5 concentrations declined by an average 2.6 micrograms per cubic meter in regions that filed SIPs to attain the standard by 2009.
A new project, ATHENA, is developing four human organ constructs that mimic the response of actual human organs. The system, which includes a liver, heart, lung, and kidney, aims to provide a realistic and cost-effective way to screen new drugs and toxic agents.
A 9-year study found that biogas and improved kitchen ventilation improved lung function and reduced chronic obstructive pulmonary disease (COPD) risk. Participants who adopted these interventions retained more lung function as they aged, suggesting a significant reduction in indoor air pollution's adverse consequences on health.
A daily high dose of statins over six months significantly improved coughing symptoms in 12 out of 30 patients with bronchiectasis. The treatment also reduced inflammation and enabled patients to tolerate gentle exercise better. Larger studies are now needed to confirm these findings.
Researchers at UT Southwestern Medical Center are investigating the role of genetic variations, infection, inflammation, fetal lung development, and cervical ripening in triggering preterm labor. The study aims to identify women at risk of preterm labor and develop new treatments to prevent it.
A study found that premature babies supported by high-frequency oscillation had superior lung function in adolescence, with improved breathing abilities and enhanced cognitive skills. The findings suggest a potential shift in ventilation practices in UK neonatal units.
Researchers used an age-adjusted D-dimer threshold to safely exclude pulmonary embolism in elderly patients. This approach significantly reduced false positives, especially in older adults.
A new study suggests that lung ultrasound can accurately detect pulmonary edema in pregnant women with preeclampsia, allowing for timely intervention and reducing the risk of respiratory failure. This non-invasive test has the potential to improve patient outcomes and reduce mortality rates associated with preeclampsia.
Scientists at The University of Manchester discovered a rhythmic defence pathway in the lung controlled by our body clocks, essential for combating toxins and pollutants. The research found that timed administration of antioxidant compounds according to the lung clock time can increase their effectiveness and reduce side effects.
A bacterial infection can alter a key protein in the lungs, leading to acute lung injury. Researchers have identified a therapeutic target using human lung cells and 3D modeling, proposing a biological shield to protect the protein.
The Roy Castle Lung Cancer Foundation has funded two new projects at the University of Liverpool, one aiming to improve survival rates for UK lung cancer patients and the other focusing on developing an early blood test for diagnosis. The foundation has invested $20m in lung cancer research over 23 years.
Researchers have developed novel techniques for engineering lungs using 3D scaffolds, enabling high-throughput studies of human lungs and accelerating progress towards lung tissue regeneration. The new methods allow for selective injection of stem cells into decellularized lung segments while preserving vascular and airway channels.
Researchers found that a simple questionnaire predicting lung involvement improves patient outcomes in chronic graft-vs.-host disease. A score of 3 indicates shortness of breath at rest or requiring oxygen, associated with higher mortality. Early detection enables timely treatment to reduce symptoms and improve survival.
Researchers found that memory T cells play a crucial role in lung transplant acceptance, suggesting that current immune-suppression strategies may contribute to organ rejection. The study aims to develop new strategies to selectively target immunosuppression in lung transplants and boost the ability of memory T cells.
Researchers found that PPAR-γ agonists can reverse emphysema development despite continuous exposure to cigarette smoke. Additionally, a compound enhancing glutamate uptake improved ALS symptoms and extended lifespan in mice. Increased autophagy also contributed to BRAF inhibitor resistance in melanoma patients.
Scientists at Imperial College London have discovered a link between iron deficiency and an increased risk of stroke due to stickier blood cells. Iron deficiency affects around two billion people worldwide and can increase the stickiness of platelets, which initiate blood clotting.
High-resolution CT scans can detect IPF by identifying a characteristic honeycombing pattern in lung scarring. This non-invasive method may replace surgical lung biopsies in some cases, reducing substantial risks associated with the procedure.
A recent study found that EGFR mutations are prevalent among the Asian population, with a frequency of 51.4% in stage IIIB or IV adenocarcinomas of the lung. The mutation was more common among women and never-smokers than previously reported.
A study found that newborn mice's lung dendritic cells respond differently to RSV infection, leading to impaired CD8+ T cell responses. This understanding can guide vaccine approaches for infants to promote adult-like immune responses.
Researchers found that prenatal vitamin A deficiency leads to airway hyperresponsiveness in adult mice by causing abnormal smooth muscle development. The study suggests that structural and functional changes in the lungs due to vitamin A deficiency during development may be an important factor in asthma susceptibility.
A study found that patients undergoing PCI have a higher risk of dying from non-cardiac diseases than heart disease, with only 37% of deaths being cardiac-related. The researchers attribute this to improved cardiac therapies, such as medication and catheterization laboratory technologies.
A Cedars-Sinai research team led by Paul W. Noble is developing a novel approach to treat idiopathic pulmonary fibrosis, a disease that destroys the lungs and damages vital organs. The two-year study aims to build upon preliminary research and uncover the precise way normal lung stem cell repair occurs.
Temple researchers have shown that identical or compatible blood types between donor and recipient do not affect rejection rates in double-lung transplants. The study confirms excellent post-transplant lung function and comparable mortality rates for compatible donors.
The lung microbiome is a new frontier in pulmonary medicine, with research exploring the role of microorganisms in health and disease. The emerging field is leading to new ways of thinking about the lung and its diseases.
Prenatal retinoid deficiency linked to airway hyperresponsiveness in adult mice, affecting proper airway development and inflammatory responses. Retinoid signaling plays crucial role in preventing inappropriate pulmonary inflammation.
Scientists have found odor receptors in lung tissue that can detect cigarette smoke and other irritants, triggering a response to constrict airways. These receptors, called pulmonary neuroendocrine cells, may be responsible for the chemical hypersensitivity characteristic of respiratory diseases such as COPD.
New research published in The FASEB Journal found that tobacco smoke disrupts the circadian clock function in both lungs and brains, leading to reduced productivity, mood disorders, and depression. Quitting smoking may improve sleep quality and cognitive function by targeting a specific pathway involving the anti-aging molecule SIRT1.
TB-causing bacteria mask their molecular patterns using cell surface lipids, evading immune detection. The presence of lipid molecule PGL promotes the recruitment of permissive macrophages that allow TB to establish an infection in deeper lung tissue.
The American Thoracic Society Foundation and the American Lung Association are co-funding an $80,000 grant to study Hermansky-Pudlak syndrome, a rare inherited disease affecting the lungs. The research aims to understand HPS pulmonary fibrosis and explore potential treatments for common lung diseases like cystic fibrosis.
A new analysis found that children aged 6 to 11 years on the waiting list have similar mortality rates to older candidates, contradicting earlier data suggesting higher death rates. The study helps inform ongoing discussions about potential changes to the US lung allocation policy.
Researchers warn of the dangers of neglecting to clean reed instruments, which can lead to Saxophone Lung, an allergic pulmonary disease caused by specific fungi. Proper diagnosis is crucial, as corticosteroids alone are insufficient in treating this condition.
A new €6 million global research program, CF Matters, aims to develop personalized antibiotic treatments for Cystic Fibrosis patients. The study will use molecular next-generation DNA sequencing methods to detect bacteria present in patients' sputum and determine the most effective antibiotic treatment.
Dr. Avrum Spira has received the Alton Ochsner Award for his seminal research contributions to understanding the biological response of lung tissue to tobacco smoke. His work has led to the development of early detection biomarkers for lung cancer and molecular biomarkers for COPD treatment guidance.
A study by the American College of Chest Physicians found that yoga training improved lung function, breathing, and quality of life in patients with chronic obstructive pulmonary disease (COPD). The 12-week program involved physical postures, breathing techniques, and meditation.