Articles tagged with Lungs
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Researchers found that a kinase-inactive Braf mutant triggers lung adenocarcinoma in mice, and co-expression of oncogenic Kras enhances tumor initiation. Additionally, individual Braf inactivating mutations are also oncogenic events. These findings suggest a potential therapeutic strategy for lung cancer patients with hypoactive BRAF.
Research in sheep model reveals babies born to overweight, obese mothers have less mature lungs, producing less surfactant and fewer cells that make it. This can lead to lung problems at birth and later during infancy and childhood.
Researchers have identified two new biological markers of cystic fibrosis, which could lead to improved prognosis and better therapies for patients. The biomarkers were discovered through a specialized technique developed at McMaster University, where scientists collected and analyzed sweat samples from infants in CF clinics.
Researchers developed a new type of sweat test that can overcome the challenge of ambiguous results in current tests. The test identifies alternative molecules found in sweat associated with CF, providing staging and prognostic information.
A new study published in Thorax found that smokers who undergo a low-dose CT scan of their lungs are more likely to quit smoking. The UK Lung Cancer Screening trial involved 4,055 participants and showed a 15% success rate in quitting after two years.
A new technology analyzes lung sounds in children to predict asthma attack symptoms and identify asymptomatic kids at high risk. The approach was useful in a study of 70 severely asthmatic children.
A new study by Duke University found a connection between ozone pollution and cardiovascular health in Chinese adults. Exposure to ozone was linked to increased platelets, elevated blood pressure, and other factors that contribute to cardiovascular disease.
A study by Helmholtz Munich researchers found that certain subtypes of COPD are associated with changes in the lung microbiome, which may promote pathogenic bacteria. The findings suggest personalized medicine approaches should consider the microbiome when treating patients with specific COPD subtypes.
A new study published in Science Translational Medicine reveals that monitoring Zinc finger and BTB domain-containing protein 7A (ZBTB7A) can be an early predictor of chronic lung allograft dysfunction (CLAD). This discovery fills the void for a reliable marker, opening new opportunities for diagnosis and prevention.
A Temple-led research team found a notable decrease in IVC filter usage following the FDA advisory, with implantation rates remaining high compared to European countries. The study also showed that VTE-related hospitalization rates remained steady despite the decline in IVC filter use.
Researchers at UVA are receiving $8.6 million in federal grants to support cutting-edge projects that could dramatically increase the number of lungs available for transplant and save lives. The funding supports efforts to detect post-transplant complications, prevent IR injury, and better understand its causes.
A computerized decision-making model has been developed to promote shared decision-making with cystic fibrosis patients, taking into account their preferences for measures of lung function and health. The tool helps prioritize home treatments by integrating patients' personal goals, values, and treatment preferences.
Researchers developed an AI-based approach to extract lung nodules from chest CTs, improving diagnosis accuracy and reducing false positives. The method can be integrated into existing CADe systems and accommodate new data streams, potentially increasing the five-year survival rate for lung cancer patients.
A new therapy developed through stem cell technology has shown promise in treating chronic asthma by reducing inflammation and reversing airway remodeling. The study, led by Monash University scientists, found that induced pluripotent stem cells could effectively treat fibrosis and lung dysfunction associated with asthma.
Research from the University of Iowa finds that cystic fibrosis changes the structure of mucus in airways, making it harder for lungs to clear particles. This abnormal mucus production contributes to lung infections and inflammation, a major cause of life-threatening illness in CF patients.
A study published in Respiratory Research reveals abnormal lung structure and function changes in mice exposed to second-hand smoke during gestation, leading to decreased lung function in adult offspring. The research suggests that in utero second-hand smoke exposure can predispose to adult lung diseases.
Scientists discovered that nonclassical monocytes play a key role in driving primary graft dysfunction after lung transplantation. Targeting these cells could lead to novel treatments and potentially prevent death.
A study suggests that peer-led self-management programmes have limited effect on adolescents' asthma symptoms and health outcomes, highlighting the need for new approaches to address their unique challenges.
The NANOaers project investigates airborne nanoparticle mixtures and their impact on respiratory health. Researchers analyze the behavior of nanoparticles with other chemicals, aiming to predict their fate and potential health effects.
A phase 3 trial found that a lumacaftor and ivacaftor combination improves lung function in children with cystic fibrosis, reducing air clearance time by 15 days. The treatment also slows chloride levels in sweat, suggesting it corrects gene mutations.
Research from the University of Rochester Medical Center suggests that preterm infants may be more susceptible to lung diseases due to a lack of alveolar type II cells. These cells play a crucial role in rebuilding lung tissue after damage and producing pulmonary surfactant, a vital compound for healthy lungs.
Researchers have discovered that mutations in the RB1 and TP53 genes play a key role in treatment-resistant cancer cell-type transformation in lung cancers. Lung adenocarcinomas with complete inactivation of both genes tend to have a higher risk of transforming into small cell lung cancer during EGFR inhibitor therapy.
Researchers at Michigan State University are studying how DHA prevents the onset of lupus when triggered by inhaling toxic minerals. The study aims to understand the cellular mechanisms behind this phenomenon and explore potential nutritional interventions to prevent disease flaring and progression.
Researchers found that Mycobacterium tuberculosis inhibits a key signaling pathway in human white blood cells, leading to increased production of MMP-1, which destroys lung tissue. The study suggests that this mechanism may drive disease progression and increase infectiousness.
A new study found that smokers without chronic obstructive pulmonary disease (COPD) who experience vascular pruning, or the reduction of distal pulmonary blood vessels, are at a higher risk of death. Vascular pruning was not associated with an increased risk of death in smokers with COPD.
Researchers have created a human pulmonary thrombosis model on a chip, allowing for the study of blood clot formation in the lung. The Thrombosis-on-a-Chip technology replicates human lung capillaries and perfuses whole human blood through it, enabling the testing of potential drugs to treat or prevent pulmonary thrombosis.
A new study confirms high-ventilation cigarettes have no health benefits and likely contributed to the rise of lung adenocarcinoma. Researchers call for immediate action from the FDA to regulate or ban the use of ventilation holes.
A new study suggests that 'light' cigarettes have no health benefits and may contribute to the rise of lung adenocarcinoma. The FDA should regulate the use of ventilation holes on cigarettes to reduce the risk of this type of cancer, according to experts.
Scientists have shown how diesel exhaust particles directly affect the lungs to initiate symptoms such as a tightening of airways and cough. The study found that chemicals on the surface of diesel exhaust particles stimulate nerves in the lungs, leading to respiratory reflexes.
Researchers found that patients with high ICOS expression had improved survival, while those with low CD28 expression had poor outcomes. The study suggests that these biomarkers may help clinicians identify IPF patients at greatest risk and develop early intervention strategies.
Lung cancer patients are susceptible to malignant pleural effusion, a build-up of excess fluid that can cause shortness of breath and chest pain. Researchers have discovered a novel mechanism that causes this condition, which could lead to the development of new treatments targeting the KRAS-mutant cancer cells.
A new trial led by Queen's University Belfast aims to improve survival rates for critically ill patients with respiratory failure. The 'extracorporeal carbon dioxide removal' procedure could significantly reduce mortality rates and provide gentler ventilation, reducing lung damage caused by mechanical ventilation.
A study reveals that recovery from bacterial pneumonia leaves behind immune cells called resident memory T cells, which may be responsible for increased susceptibility to pneumonia. Manipulating these cells could provide novel treatment options for curing pneumonia.
Researchers discovered a link between a donor and infection in heart, lung transplant recipients caused by Mycoplasma hominis. The bacteria resists most antibiotics and can cause serious complications like pleurisy, surgical site infections, and mediastinitis.
A compound called interleukin 4 helps macrophages kill parasites and promote healing in lung tissue by binding to a receptor called myosin 18A. This discovery could lead to better treatments for common infections, including those caused by parasitic worms that infect hundreds of millions of people worldwide.
Researchers at Columbia University Irving Medical Center have created miniature lung structures, known as organoids, that replicate key features of a full-sized lung. These tiny organs may aid in understanding and treating respiratory diseases such as idiopathic pulmonary fibrosis.
Researchers discovered a chemical signal linked to life-threatening lung inflammation, pointing towards new therapies. Blocking molecular signalling mechanisms in patients with Acute Respiratory Distress Syndrome (ARDS) alleviated lung inflammation.
Scientists have successfully generated lung tissue using Induced Pluripotent Stem Cells (iPSCs), which can be used to test new treatments for various lung diseases. The study reveals key genes controlling lung formation and creates mini-lung organoids for further research.
The National Institutes of Health is finding solutions to improve the health of nearly 25 million Americans with asthma. Research funded by NIEHS, NHLBI, and NIAID has demonstrated the importance of healthy school environments and explored the complex role of the immune system in asthma.
A new study found that nearly half of ARDS survivors were jobless one year after hospital discharge, with an estimated average loss of $27,000 in earnings. The research also identified risk factors for joblessness and highlighted the need for occupational rehabilitation strategies to support survivors' return to work.
Researchers tracked gold nanoparticles after inhalation, finding they accumulated at inflamed vascular sites and preferredentially reached susceptible areas of the cardiovascular system. This suggests that nanoparticles could increase the likelihood of heart attacks or strokes in individuals with pre-existing cardiovascular conditions.
Researchers at UCSF discovered a specialized enzyme that destroys chitin, a tough natural material found in the environment, which accumulates in the lungs and triggers inflammatory lung disease. Mice with this enzyme deficiency developed severe lung disease, but restoring its activity cleared up symptoms.
Researchers developed an imaging technique using hyperpolarized helium MRI to measure the effectiveness of ivacaftor for cystic fibrosis patients. The study found a dramatic increase in lung improvement with long-term treatment.
Researchers from George Washington University have discovered a potential new drug to treat and stop the progression of cystic fibrosis. Thymosin α1 (Tα1) corrects genetic and tissue defects, reduces inflammation, and increases CFTR maturation, stability, and activity.
A new study suggests that severe acute malnutrition in early childhood may prioritize lung development over other less vital growth, resulting in shorter leg lengths and a higher risk of being severely short for their age. The findings have significant implications for the long-term health of children affected by malnutrition.
A new collagen-targeting PET probe, Ga-CBP8, has shown promise in diagnosing and staging pulmonary fibrosis, as well as monitoring treatment response. The probe can differentiate between stable disease and progressive fibrosis, allowing for more effective treatment planning.
A recent study by UC chemists found that the heat of a hookah pipe can kill 80% more lung cells than traditional charcoal, making it a surprising health culprit for smokers. The study suggests that the use of electronic heating disks may be particularly hazardous to health.
A new imaging tool can rapidly diagnose bacterial lung infections, helping prevent unnecessary antibiotic use and reducing the emergence of resistant bacteria. The bedside technology has received £2million in funding and aims to revolutionize the assessment and treatment of critically ill patients and those with long-term lung conditions.
A new study found that stem cell therapy reduces lung inflammation in a mouse model of chronic obstructive pulmonary disease (COPD) and cystic fibrosis. The treatment also improves lung structure, suggesting it may repair damaged lungs.
Researchers found that mucin proteins fail to unfold normally in CF airways due to dehydration, leading to thick and sticky mucus. This understanding could lead to therapies targeting the abnormal compact form of mucin proteins, such as rehydrating the airway lining with hypertonic saline.
Researchers found that mouse lungs produce over half of the body's platelets and contain a pool of stem cells capable of restoring blood production. This discovery suggests the lungs may also play a key role in human blood formation, with implications for treating diseases like thrombocytopenia.
A recent study published in the Annals of Internal Medicine reveals that people with cystic fibrosis are living longer in Canada than in the United States, with a median age of survival being 50.9 years in Canada compared to 40.6 years in the US. The study found that after accounting for factors such as age and disease severity, the ri...
Researchers found that asthmatics have weaker immune systems, leading to more severe flu symptoms. The study analyzed lung samples from asthmatic and healthy individuals, showing a stronger immune response in healthy volunteers.
Researchers at Columbia University School of Engineering and Applied Science have developed a novel cross-circulation platform that maintains the viability and function of donor lungs for several days. The technology, inspired by an abandoned surgical procedure from the 1960s, enables long-term support of living organs outside the body.
Researchers developed two new mechanistic models, Adverse Outcome Pathways (AOPs), to assess toxicological risk of chemicals without animal testing. The AOPs were recognized by PETA International Science Consortium for their contributions to non-animal approaches.
The University of Texas Health Science Center at Houston (UTHealth) is part of a $500 million program to bring whole genome sequencing and other
Researchers discovered that cigarette smoke silences the lung's natural self-healing process by blocking key receptors. Increasing these receptors can restore repair and lead to increased production of vital proteins, offering new hope for developing therapies for COPD patients.
A new study by Michigan Medicine researchers found that cells from lung transplant patients with bronchiolitis obliterans syndrome (BOS) can become activated and promote scarring. The team identified a chain of upstream signals starting with autotaxin, an enzyme that generates lysophosphatidic acid, which stimulates collagen production.
Researchers at Rice University and Baylor College of Medicine identified critical errors in inhaler use, leading to reduced medicine delivery. The most common mistakes include not shaking the device or holding breath for sufficient time, resulting in medication stuck in the mouth or throat.
Researchers found that markers of cellular senescence were higher in individuals with idiopathic pulmonary fibrosis, and senescent cell burden increased with the progression of the disease. The findings suggest targeting senescent cells could be a viable treatment option for individuals suffering from idiopathic pulmonary fibrosis.