Articles tagged with Lung Injuries
Researchers have discovered a new gene, ALOX15, that protects against sepsis-induced lung injury in mouse models. The findings suggest that mild lung thrombosis may actually reduce the severity of lung damage from sepsis, offering a potential novel therapeutic strategy.
Acute lung injury is characterized by diffuse inflammation and intractable hypoxemia, with N6-methyladenosine methylation playing a crucial role in its pathogenesis. The review synthesizes findings from multiple studies, highlighting the dynamic nature of m6A methylation and its associated proteins.
Denis Evseenko and Toby Maher are developing a regenerative drug to block cells that promote fibrosis in the lungs, aiming to slow or reverse IPF damage. The team plans to test the safety and therapeutic potential of their drug-like molecules in animals and human cells.
Research shows that the 2025 Los Angeles wildfires resulted in an estimated 440 excess deaths, while the 2023 Maui wildfires led to immediate increases in suicide and overdose deaths. Higher social support was linked to improved mental health outcomes but did not buffer physiological effects.
Researchers discovered that PAR1 triggers a structural transformation in lymphatic vessels, making them more permeable to absorb excess fluid and immune cells. This finding has implications for the treatment of lung diseases and could lead to targeted therapies.
Researchers developed an AI-powered breath test to detect silicosis, a lung disease caused by inhaling silicon dioxide particles. The test shows high accuracy in differentiating between affected and unaffected individuals, with results provided in minutes.
A new study from Tulane University suggests that repeated collapse and reopening of alveoli during mechanical ventilation may cause microscopic tissue damage, contributing to ventilator-related injuries. The research identified that minimizing these cycles could significantly reduce lung injury and improve patient outcomes.
Short-course corticosteroid treatment was associated with lower surgical site complications and in-hospital mortality in patients with postoperative acute lung injury following lung resection surgery. The optimal duration of corticosteroid treatment remains uncertain, highlighting the need to weigh benefits against adverse effects.
A new study found that COVID-19 infection is associated with faster growth of plaque in the coronary arteries, leading to an increased risk of cardiovascular events. The study also revealed a higher incidence of high-risk plaques and coronary inflammation among infected patients.
Blast injuries are classified into primary, secondary, tertiary, quaternary, and quinary types, each with distinct characteristics. A comprehensive management approach involves a high index of suspicion for silent blunt injuries, tailored to individual patient needs.
Endothelial cells lining pulmonary veins contribute to blood vessel repair and angiogenesis after lung injury. The study found that these cells proliferate into the adjacent capillary bed, differentiating into capillary cells, which can help regenerate damaged tissues.
A new study suggests that berry-flavored vapes can weaken the lungs' natural defences, making it harder for the body to fight off infections. The research adds to growing evidence on how added flavourings in vaping solutions exacerbate dangers.
Researchers at Ohio State University developed a ventilator-on-a-chip model that simulates lung injury during mechanical ventilation. The device detects real-time cellular changes, revealing shear stress from air sac collapse and reopening as the most injurious type of damage.
A new study from Murdoch Children's Research Institute has identified changes in certain blood proteins that can predict bronchopulmonary dysplasia (BPD) in preterm babies. By combining these protein changes with gestational age, birth weight, and sex, clinicians can make more accurate predictions of BPD risk within 72 hours of life.
Vaping additives, particularly vitamin E, can damage the lungs by inhibiting gas exchange and lung stability. The study used Langmuir films to simulate the expansion and compression of the pulmonary surfactant, observing how the additive changed its properties and monitored changes as more were added.
Cadmium exposure from cigarette smoke can lead to increased ANO1 expression in airway epithelial cells, exacerbating COPD. MicroRNA-381 negatively regulates ANO1, but its downregulation by cadmium could worsen disease severity.
Researchers at University of Virginia Health System developed a new approach to machine learning that identifies drugs minimizing harmful scarring after heart attacks. The tool predicts and explains drug effects for other diseases as well.
A new study found that nicotine-free vape fluid can increase inflammation and oxidative stress in the lungs, causing damage similar to patients with lung injury. The research identified a protein called ARF6 as a key regulator of this damage.
A recent study published in EBioMedicine found that yellow fever virus causes myocardial fibrosis, cardiomyocyte hypertrophy, and vascular endothelium alterations, leading to cardiac conduction system disruption. The research provides new insights into the pathogenesis of YF-associated heart injury.
A Brazilian study found that damage to small blood vessels in the lungs causes severe COVID-19. The researchers observed high prevalence of microscopic blood clots in lung endothelial cells, which led to organ damage and ischemic tissue injury.
Researchers identified a gut-lung axis driven by intestinal antimicrobial peptide expression and mediated by the intestinal microbiota that influences hyperoxia-induced lung injury. Supplemental lysozyme reduced lung injury in neonatal mice, suggesting a potential therapeutic target.
Researchers developed a human in vitro model of radiation-induced lung injury, closely mimicking the complexities of the disease. The Human Lung Alveolus Chip recapitulates hallmarks of RILI, including DNA damage, inflammation, and injury to lung cells and blood vessels.
The 'Crystal Ribcage' technology enables scientists to study lung function at a cellular level while maintaining physiological processes. This innovation holds immense potential for understanding lung diseases and developing new treatments.
Researchers at the University of Illinois Chicago have discovered that trained immune cells can remove cellular debris and reduce inflammation in the lungs. This 'memory' or training allows these cells to respond better to subsequent infections, potentially leading to a cell therapy to prevent acute lung injury.
Critically ill children on ventilator support can experience patient-ventilator asynchrony (PVA), which worsens outcomes. Researchers are using machine learning to develop a common set of definitions and measurements for PVA in pediatric patients, aiming to minimize risks and improve clinical outcomes.
Researchers found a link between short telomeres in ATII cells and lung fibrosis in post-COVID-19 patients. The study revealed loss of ATII cellularity and shorter telomeres concomitant with increased fibrotic lung parenchyma remodeling.
Researchers have developed a therapy using nanocarriers engineered from adult skin cells that curb inflammation and tissue injury in damaged mouse lungs. The treatment has shown promise for treating acute respiratory distress syndrome (ARDS), a condition that leads to respiratory failure and puts patients on ventilators.
A study by University of Alabama at Birmingham researchers reveals that cadmium-induced inflammation increases the severity and mortality of lung infections. The findings suggest that targeting the regulation of PPAR-gamma in macrophages may protect against severe pneumonia.
Researchers found decreased lung injury, coughing up blood, and mortality rates after balloon pulmonary angioplasty between 2013 and 2022. The minimally invasive procedure is now considered a safer option for inoperable CTEPH patients.
Scientists developed an injectable biomaterial with improved adhesion, stretchability, and toughness, making it ideal for surgical wound sealing. The material showed superior adhesive strength, stability, and biocompatibility in physiological conditions.
A recent study found that 27% of twelfth graders in medical marijuana states reported vaping cannabis, compared to 19% in states where all adult use is prohibited. The researchers suspect that the context of medical cannabis and availability may contribute to the higher rates of teen vaping.
Researchers have discovered that more than 2,500 genes exhibit significant sex differences in expression in mouse alveolar type II cells, potentially explaining sex biases in lung diseases. These findings suggest that AT2 cells may play a crucial role in sex-biased differences in lung injury and repair.
Researchers have discovered that vaping might not be a healthier alternative to smoking, especially in adolescents. EVALI symptoms can mimic those of other respiratory conditions, making diagnosis challenging. Pictorial questionnaires can help identify e-cigarette products used.
A research team at Penn Vet identified p63 as a key factor in inappropriate tissue regrowth after infection, which may lead to new treatments. By removing p63, basal cells can differentiate into functional alveolar cells, promoting lung recovery.
The Tokyo 2020 Paralympic Games reported a lower overall injury rate of 8% compared to previous Games, but injuries sustained were more severe. Newly introduced sports of taekwondo and badminton had high injury rates, prompting calls for prevention measures.
A large US study found that excess oxygen during surgery is associated with a higher risk of kidney, heart, and lung injury. The study of over 350,000 patients suggests that liberal use of oxygen may be harmful to the body's cells and tissues.
A live biotherapeutic product made from three Lactobacillus species has been shown to reduce lung damage in neonatal mice with chronic lung disease. The study found that the product can ameliorate redox imbalance and damages caused by experimental microbial dysbiosis, using a humanized mouse model of lung microbiome transplant.
A new study published in the European Respiratory Journal found that early treatment with anti-anaerobic antibiotics can deplete gut anaerobes and lead to worse clinical outcomes. The research suggests that these 'good bugs' protect against pneumonia, organ failure, and mortality.
A national study found that patients with cardiovascular disease had a higher mortality rate than those without, but this association was largely due to shared risk factors. Myocardial injury was common among critically ill COVID-19 patients and associated with poor outcomes.
Researchers found that previously deployed military personnel had more retained dust in their lungs compared to civilian controls, with smaller particle sizes. The study suggests that even low sandstorm exposure led to increased dust accumulation, highlighting the need for mitigation strategies.
A new PSU study found that vaping cannabinoid acetates leads to the formation of ketene, a toxic gas known to cause vaping-induced lung injury. The study suggests that prolonged exposure to ketene could be particularly hazardous, as it is virtually untraceable in the human body.
A UC Riverside study reports that switching from combustible cigarettes to electronic cigarettes does not restore the nasal epithelium to that of a non-smoker. The researchers found alterations in gene expression profiles associated with cigarette smokers, indicating potential harm from prolonged EC use.
The Heart and Lung Research Institute (HLRI) at the University of Cambridge will bring together over 380 researchers and clinicians to tackle cardiovascular and respiratory diseases. The institute aims to deliver high-impact research to drive breakthroughs in prevention, early diagnosis, and treatment of these diseases, which represent...
A single-center study found lower pneumonia frequency and severity in fully vaccinated patients compared to unvaccinated patients. The study included 467 patients who underwent chest CT during hospitalization for symptomatic COVID-19, with significant reductions in pneumonia frequency and severity observed in those fully vaccinated.
A study published in the Journal of Surgical Research found that e-cigarette explosions caused 15 traumatic injuries in children between 2016 and 2019. The devices' use of inferior quality batteries prone to explosion puts users at risk of severe injuries, including burn wounds, jaw fractures, and eye damage.
Researchers found significantly higher levels of MMP-2 and MMP-8 in tracheal aspirate samples from COVID-19 patients, contributing to inflammation and tissue damage. The study's findings suggest a novel mechanism underlying severe lung complications and potential new therapeutic targets.
Researchers have discovered a novel nano-therapy that prevents bronchopulmonary dysplasia (BPD) in premature babies. The therapy uses tiny particles released by mesenchymal stromal cells, which travel to the brain and lungs, reducing damage and improving lung and brain health.
A study published in JAMA Network Open found that losartan treatment did not reduce lung injury in patients admitted with COVID-19, but may be needed for blood pressure support. Researchers emphasize the need for repurposing inexpensive medications to contain healthcare costs.
Researchers at KTH Royal Institute of Technology developed a technique to study lung disease in living mice without using mechanical ventilation. The method uses phase-contrast X-ray tomography to produce high-resolution images of the lungs, including even the smallest airways, with low radiation doses.
A recent review of e-cigarette research highlights the significant health risks associated with vaping, including lung inflammation and injury. The study found that e-cigarettes can cause negative effects in multiple organs, from the brain to the bladder, and may even increase the risk of lung cancer.
A new study suggests that incomplete lung cell repair may contribute to the development of chronic fibrotic lung disease in COVID-19 and non-COVID patients. The research proposes novel therapies to promote healthy regeneration and prevent scarring.
Paczesny will explore biomarkers and a new type of immune cell to identify and regulate acute lung injury after BMT. She aims to improve understanding of signaling mechanisms in lung injury after BMT, particularly as they relate to idiopathic pneumonia syndrome.
Researchers found that disulfiram protected rodents from immune-mediated lung injury in models of SARS-CoV-2 coronavirus infection and TRALI, a rare lung failure syndrome. Disulfiram blocks NETs formation, which can cause lung damage and blood clots.
The University of South Florida has received a five-year, $1.35 million NIH institutional grant to train scientists in vascular inflammation and injury research. The grant will support the comprehensive training of pre- and postdoctoral scientists focused on this emerging area of research.
Researchers found that higher monocyte counts are linked to early signs of injury and scarring on lung imaging among community-dwelling adults. This suggests that hyperactive monocytes may contribute to lung injury at the early stages of interstitial lung disease.
A simple change in the way donor cells are processed can maximize a single cell's production of extracellular vesicles, which are small nanoparticles naturally secreted by cells. The finding offers new avenues for research around cellular therapies, where transplanted cells are used to help the body heal or work better.
Researchers link repeated injury to airway stem cells with chronic lung disease, suggesting that biological aging of these cells may contribute to the development of this condition. The study found that injury caused activation of a subset of stem cells, leading to their premature aging and loss of functional capacity.
A new study from NYU Langone Health found that losing weight and managing excess body fat can significantly reduce the risk of lung disease in firefighters exposed to toxic substances on 9/11. The study analyzed 20 years of data from over 5,700 first responders and identified five key factors that predict lung disease.
Researchers at the University of Warwick used computational modelling to investigate the impact of high breathing efforts on COVID-19 patients' lungs. They found that increased respiratory efforts can produce injurious pressures and strains, posing a risk of lung injury. The study suggests that patients with acute respiratory failure d...
A new mouse model of acute lung injury reveals that exposure to the SARS-CoV-2 spike protein alone can induce COVID-19-like symptoms. The study's findings suggest a previously unknown mechanism causing lung damage, potentially leading to new targets for therapeutic development.