Articles tagged with Respiratory Disorders
Researchers find that patients with destructive nasal lesions may be suffering from cocaine-induced granulomatosis with polyangiitis, a condition often misdiagnosed. Cocaine use can trigger production of antibodies leading to symptoms similar to idiopathic Granulomatosis With Polyangiitis.
The American Thoracic Society has issued a statement recommending the elimination of race and ethnicity in the interpretation of pulmonary function test (PFT) results. The new approach uses an average reference equation, which shows superiority over race-specific equations for assessing overall prognosis and impact of tobacco smoke exp...
Researchers have developed a new type of nanoparticle that can efficiently deliver CRISPR/Cas9 components to the lungs, allowing for targeted gene editing. In mice studies, the particles delivered mRNA to up to 60% of lung epithelial cells, offering a promising approach to treating genetic diseases such as cystic fibrosis.
Researchers found that dexamethasone prevents cytokine storms in severe COVID-19 patients by inhibiting ion channels and reducing immune cell inflammation. This led to improved lung function and reduced mortality rates. The study's findings provide new insights into the mechanisms of steroid treatment in severe COVID-19.
An international project aims to discover modifiable cellular and molecular pathways of the developing infant immune system to improve infant vaccine responsiveness and prevent respiratory disease. By analyzing infants' immune systems from birth to five years old, researchers hope to identify biomarkers that predict vaccine responsiven...
Researchers at the University of Helsinki have developed a nasal spray that is effective in preventing coronavirus infection, including the latest variants. The molecule, TriSb92, identifies a region in the spike protein common to all current variants and inhibits its functioning.
A new study confirms that California's tobacco control program significantly reduces smoking rates and lowers health care expenses. Over three decades, the program resulted in a 10% reduction in smoking prevalence and saved Californians $51.4 billion they would have otherwise spent on cigarettes.
UVA researchers discovered a metabolic pathway that can modulate COVID-19 inflammation, lung recovery, and host metabolic health. They suggest a potentially viable therapeutic agent that may be combined with existing anti-viral agents to treat severe COVID-19 in patients with underlying metabolic disease.
A new study found that Black patients with pulmonary fibrosis are significantly younger than their Hispanic and white counterparts, experiencing accelerated disease progression. Lifestyle and socioeconomic factors linked to environmental exposures may contribute to these disparities.
Contracting a lower respiratory tract infection in early childhood is associated with a higher risk of dying from respiratory disease as an adult. Children who had a LRTI by age two were almost twice as likely to die prematurely in adulthood.
Researchers at UIC hope to understand how the human immune system regulates lung tissue and develop new treatments for conditions like COPD and pulmonary fibrosis. The grant aims to create an infrastructure for collaboration among researchers studying lung endothelial cells and their role in inflammation.
Lung cancer death rates are projected to decrease overall in the EU and UK in 2023, however, a concerning trend is observed among women in France, Italy, and Spain. Meanwhile, pancreatic cancer death rates are forecasted to rise among women due to continued smoking habits.
A recent study found that promoting physical activity and behavioral support can help smokers reduce their smoking in the short-term, but delivering lasting benefits is challenging. The research, which recruited over 900 smokers, discovered that engaging with motivational support had some initial benefits, but only a small percentage o...
A new study found that walking an additional 500 steps per day was associated with a 14% lower risk of heart disease, stroke or heart failure. This benefit is significant for older adults, as most studies have focused on early-to-midlife adults.
A recent study found that bacterial co-infection in COVID-19 patients significantly increased the risk of death, intensive care unit admission, and mechanical ventilation. The study reviewed 13,781 COVID-19 inpatient encounters and identified laboratory trends associated with COVID-19 bacterial co-infection.
The BIAL Award in Biomedicine is a prestigious international award that recognises outstanding biomedical research. The €300,000 prize is given to researchers whose work has shown exceptional quality and scientific relevance, published within the last ten years.
Researchers examined three epigenetic age acceleration measurements and found inverse associations with lung cancer risk in men and younger participants. However, these findings did not support a positive association between epigenetic age measures and lung cancer risk in the study.
Experts warn that scrapping England's long term plan for cancer will lead to wide variations in access to effective treatments and quality of care. The current proposal jettisons decades of global consensus on the need for dedicated cancer plans.
Researchers explore CEACAM1, CEACAM5, and CEACAM6's pathological significance in cancer biology and immunology. The review highlights their interactions with pathogens and potential avenues for cancer therapy.
New UCLA research finds that tobacco smoking and vaping can predispose healthy young people to increased inflammation and severe COVID-19. The study, published in Journal of Molecular Medicine, found higher levels of key proteins in plasma from smokers and vapers compared to non-smokers.
A large-scale observational study from China demonstrates a strong link between ideal cardiovascular health and lower mortality rates. Individuals with higher scores on behavioral and medical factors had approximately a 50% lower risk of all-cause, CVD, and respiratory mortality compared to those with lower scores.
Replacing biomass-burning cookstoves in sub-Saharan Africa could save 463,000 lives and $66 billion in health costs. However, adoption has been sluggish due to high upfront costs, with many households unable to afford cleaner alternatives.
Among U.S. children and teenagers, COVID-19 was the 8th leading cause of death in a two-year period, highlighting its significant mortality burden. The study suggests that underreporting and incomplete accounting for COVID-19's role in deaths from other diseases may have underestimated its true impact.
Researchers at Aston University are working with Isterian Biotech to develop small molecule inhibitors targeting transglutaminase 2, a key enzyme in fibrosis. The goal is to stop or reverse pathological crosslinking of proteins that lead to fibrotic diseases such as idiopathic pulmonary fibrosis.
The January issue of the CHEST journal features a range of clinically relevant research on COPD, bronchiectasis, and pulmonary vascular disease. The journal's education portal offers continuing medical education (CME) credit for select articles.
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.
The American Thoracic Society will host ATS 2023 in Washington, DC from May 21-24. The event will cover the latest developments in pulmonary, critical care, and sleep medicine. Register now to attend or access recorded sessions.
A Harvard T.H. Chan School of Public Health study found that participants following at least one of four healthy eating patterns had a lower risk of premature death and reduced mortality from cardiovascular disease, cancer, and respiratory disease. The study's findings are consistent with the current Dietary Guidelines for America.
The procedure requires thorough pre-procedural evaluation and assessment of anatomical and hemodynamic data. Long-term results indicate that TPVR can effectively restore RVOT function, while improving survival rates and reducing the need for reintervention across age groups. Vigilant testing is recommended to avoid rare but serious com...
A UC Riverside study found that farmworkers in the Eastern Coachella Valley lack information and means to advocate for better public health due to language barriers, job insecurity, and limited access to healthcare. The study highlights disproportionate respiratory illness affecting Latinx children living near the Salton Sea.
The Inflation Reduction Act offers significant benefits for public health through its tax credits and financial incentives. The law aims to reduce the adverse health effects of climate change by targeting greenhouse gases, conventional air pollutants, and carcinogenic chemical contaminants. By providing a more politically feasible appr...
A study suggests that increasing the inefficiency of physical activity, like walking in the style of Monty Python's Mr. Teabag, can have important public health benefits. Adults could achieve global physical activity targets by doing just a few minutes of teabag-style walking per day.
The December issue of CHEST journal features articles on COVID-19 lessons learned and future pandemic preparedness. The journal also explores various topics in chest medicine, including asthma, critical care, and sleep medicine.
Researchers found that adult hospitalisations from Omicron-related SARS-CoV-2 infections were less severe than those from Delta infections. The Pfizer-BioNTech vaccine was effective in preventing hospitalisations and severe outcomes, even with increasing Omicron variant transmissibility.
Research highlights the need for high-quality studies on tropical cyclones in low- and middle-income countries to understand long-term consequences. The public health impact extends beyond injuries and cardiovascular diseases, affecting neuropsychiatric conditions and infectious diseases.
A global Phase 2/3 clinical trial found that vaccination with SCB-2019 reduced the risk of transmitting SARS-CoV-2 infection to household members. The study showed a significant reduction in symptomatic cases among vaccinated household contacts and indicated that vaccines can play an important role in controlling future outbreaks.
A randomized controlled trial found that oral ENT-01 significantly improves constipation and possibly neurological symptoms in persons with Parkinson disease. The treatment is safe for up to 25 days, with a dose-dependent effect that persists beyond the treatment period.
A recent study analyzing Amazon Rainforest fires from 2003-2020 reveals that most fires are caused by uncontrolled human use of fire for agriculture and deforestation. The study found that Brazil accounted for an average of 73% of detected fires, with pasturelands and natural grasslands being the main burned areas.
UCR researchers find that modern ventilators overextend certain regions of the lungs, causing stress and damage, unlike natural breathing. They propose a new thick-walled model to better understand pulmonary mechanics and improve ventilation strategies.
Researchers at Jacobs University have found that a compound in coffee, 5-caffeoylquinic acid, can inhibit the interaction between the SARS-CoV-2 spike protein and the ACE-2 receptor, potentially providing protection against COVID-19. The study's findings suggest that regular coffee drinkers may be less likely to contract the virus.
A research team developed a smart mask integrating an ultrathin soundwave sensor that detects breathing, coughing, and speaking sounds. The mask uses machine-learning algorithms to identify respiratory diseases and improve public health by enabling prolonged monitoring.
Researchers at Weill Cornell Medicine have developed a new computational method to map the architecture of human tissues in unprecedented detail. This approach enables powerful new diagnostic strategies for a wide range of diseases, including cancer and chronic conditions.
Dr. George Alba has been named the inaugural American Thoracic Society/American Lung Association/American College of Chest Physicians- Harold Amos Medical Faculty Development Program Scholar. He will receive $420,000 over four years to support his research on pulmonary vascular thrombosis and acute respiratory distress syndrome.
The American Association for Thoracic Surgery published an Expert Consensus Document recommending use of mechanical circulatory support before, during, and after lung transplantation. The guidelines include recommendations for veno-venous ECMO and central veno-arterial ECMO.
A new study suggests that niclosamide, an anthelmintic drug, shows promise in combating exaggerated inflammation associated with severe COVID-19. The drug's anti-inflammatory effects are attributed to its inhibition of the inflammasome mechanism, a protein complex present in defense cells.
A new study found that air pollution from factories and vehicles is associated with faster disease progression and premature death for patients with fibrotic interstitial lung disease. Increasing levels of PM2.5 were linked to more severe disease, faster disease progression, and higher likelihood of dying sooner.
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.
A recent study analyzed the records of over 33,000 dementia patients in Wales and found that those closest to their diagnosis were taking an average of three or more medications. This suggests a possible link between polypharmacy and the development of dementia.
The Independent Task Force Report emphasizes the need for a One Health approach to prevent or respond adequately to the next pandemic. Key findings highlight the importance of 'Smart Surveillance' to identify high-threat pathogens and invest in R&D for innovative diagnostics, antiviral strategies, and therapeutic research.
Researchers at CNIO have identified alveolar type II pneumocytes as the primary cell type responsible for developing pulmonary fibrosis. The study reveals that targeting these cells through telomere-based therapy may lead to a breakthrough in treating this debilitating disease.
Researchers mapped the spread of pathogens in wild macaque populations near human settlements, finding that monkeys with high human interactions cause larger outbreaks. The study used computer simulations to predict disease transmission and identified key factors influencing outbreak size.
A new study found that small mammals can serve as reservoirs for fungi that cause lung infections in humans. The researchers detected fungal pathogens in the lung tissues of rodents from areas with high rates of disease.
A recent study has found an association between SARS-CoV-2 infection and new-onset type 1 diabetes among pediatric patients. The study analyzed data from electronic health records and found that children who contracted COVID-19 were more likely to develop new type 1 diabetes compared to those with other respiratory infections.
A large study of former smokers found that those adhering to evidence-based recommendations for body weight, diet, physical activity, and alcohol intake had a significantly lower risk of death. The study included nearly 160,000 older U.S. adults and showed that better lifestyle habits can reduce mortality risk from various causes.
A study published in the European Respiratory Journal found that blood samples from long COVID patients show signs of autoimmune disease a year after infection. Nearly 80% of patients had autoantibodies in their blood, which persisted in around 30% of cases.
A new study from Michigan Medicine found that adults with more chronic health conditions are at higher risk of serious financial problems, including late payments, poor credit scores, and bankruptcy. The study analyzed nearly 3 million privately insured adults and found that those with seven or more chronic conditions had three to four...
A deficiency in gene regulation disrupts the clearance of surfactant lipids in alveolar macrophages, leading to their bloating and foaming. This defect is associated with conditions like pulmonary alveolar proteinosis, obesity, and atherosclerosis.
A study reveals that alveolar macrophages, responsible for filtering bacteria and viruses from the lungs, fail to function properly when lacking a crucial transcription factor called C/EBPb. This leads to an accumulation of surfactant in the lungs, causing pulmonary alveolar proteinosis (PAP), a hitherto incurable disease.
A new study by the University of Georgia finds that current vaccine approaches are unlikely to eradicate measles, with a basic reproduction number of 18 for measles. The researchers propose novel approaches to improve vaccine coverage equity and reevaluate cessation criteria to prevent outbreaks.
A gold standard document provides evidence-driven recommendations for individualized activity and exercise plans in people with cystic fibrosis. The Exeter Activity Unlimited Statement integrates physiological, psychological, and social benefits of being physically active to support clinical teams.