Articles tagged with Lungs
Researchers discover how cigarette smoke alters the function of mucosal-associated invariant T (MAIT) cells, a key type of immune cell in the lungs. This impairment increases susceptibility to respiratory infections and worsens chronic obstructive pulmonary disease (COPD).
A multicenter study shows trained health professionals with AI assistance can meet diagnostic standards for lung ultrasounds. This technology has the potential to increase access to lung ultrasound in areas without expert personnel.
A recent study found that U.S. soldiers are 10 times more likely to use nicotine pouches, which can cause serious health issues, compared to the general population. The study analyzed anonymous responses from 1,957 soldiers and found that 23.8% reported using nicotine pouches in the previous 30 days.
A recent study found that biomass burning products are toxic to human lung cells, causing inflammation and oxidative stress. The research emphasizes the need for extended air quality networks across the European Union to monitor key biomass burning markers.
Researchers discovered how cigarette smoke alters the function of Mucosal-Associated Invariant T (MAIT) cells in the lungs, making smokers more susceptible to respiratory infections and worsening COPD. Cigarette smoke components bind to protein MR1, blocking activation of MAIT cells.
Research led by University of Pittsburgh scientists found that exposure to long-wavelength red light reduces blood clots in humans and mice. The study's findings have the potential to reduce deaths and disabilities caused by blood clots worldwide.
A new self-destructing vaccine provides improved safety and protection against TB in macaque monkeys, outperforming the standard BCG vaccine. The 'kill switch' mechanism eliminates the risk of accidental infection, offering a safer vaccination option for immunocompromised individuals.
A new study found that while lung cancer deaths decreased globally from 1990 to 2019, mortality linked to tobacco use and air pollution increased. Tobacco remains the leading cause of death, accounting for 66% of TBL cancer deaths in 2019, while particulate matter pollution is a growing concern.
A new study published in the European Respiratory Journal found that extracorporeal photopheresis significantly reduces acute rejection episodes and chronic rejection risk in lung transplant patients. The treatment involves exposure to UV light, leading to apoptosis of immune cells and minimizing side effects.
A study published in ERJ Open Research found that women are less likely to receive a lung transplant and wait an average of six weeks longer for one. Despite this, women who undergo transplantation have higher survival rates five years post-transplant.
Researchers developed a novel inhalable therapeutic delivery system for lung cancer using mucoadhesive protein nanoparticles inspired by marine mussels. The approach leverages the adhesive properties of mussel proteins to enable selective payload release and minimize adverse effects.
Researchers at the University of Pittsburgh developed a non-invasive nasal swab test that diagnoses specific asthma subtype, or endotype, in children. The test, published in JAMA, shows promise for improving asthma treatment outcomes and paving the way for better treatments for lesser-studied asthma types.
A new scanning method allows experts to see the effects of treatment on lung function in real time and enable early identification of decline. The scan method enables researchers to quantify the degree of improvement in ventilation when patients have a treatment, which could be valuable in clinical trials.
A new multicenter study design utilizing impulse oscillometry successfully assessed lung function in premature children, showing high technical acceptability and research-quality data. The study's protocol may provide a framework for future research on lung health in former preterm patients.
Researchers aim to make school inhaler programs sustainable and scalable to improve student health and safety, with a focus on rural areas where challenges exist. The study seeks evidence-based recommendations to inform policymakers, healthcare providers, and educators on how to implement effective asthma management strategies.
A review of 3,000 studies suggests microplastics in the air may cause serious health problems, including colon cancer, poor lung function, and infertility. The tiny plastic particles are believed to contribute to chronic pulmonary inflammation, increasing the risk of lung cancer.
A new study found that exposure to remote wildfire smoke drifting across the US led to a 20% increase in medical visits for heart and lung conditions. Patients who were older, non-smokers, and more socio-economically affluent were at higher risk on poor air quality days.
A deep learning model developed by researchers at San Diego State University can accurately diagnose chronic obstructive pulmonary disease (COPD) using a single inhalation lung CT scan. The study found that the model performed similarly to traditional two-phase CT measurements, with added clinical data improving accuracy.
The PROSPECT-Lung trial evaluates the role of immunotherapy before and after surgery in resectable non-small cell lung cancer patients. The trial aims to determine whether adding immune checkpoint inhibitors to standard chemotherapy improves survival outcomes.
A new study from Karolinska Institutet reveals that long-term exposure to air pollution in India contributes to millions of deaths annually. The research highlights the need for stricter air quality regulations in the country.
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 growing number of engineered stone countertop workers are developing silicosis, a long-term lung disease caused by inhaling crystalline silica dust. The disease can lead to respiratory failure, increased risk of infection, and chronic obstructive pulmonary disease.
Researchers at McGill University have discovered that pregnancy enhances the body's natural immunity to block severe flu infection. By activating a powerful molecule in the nasal cavity, pregnant women may benefit from stronger antiviral defenses against the Influenza A virus.
Researchers found lower pulmonary gas exchange may be associated with impaired cognitive function in patients with long COVID. The study also showed a potential treatment strategy using methods that target improved gas exchange, suggesting a causative relationship between cognitive dysfunction and lung dysfunction.
Researchers identified acute effects of cigarette and e-cigarette smoking on vascular function, including decreased blood flow velocity and venous oxygen saturation. The study found that vaping with and without nicotine led to significant changes in vascular function, highlighting the potential harm of vaping even without nicotine.
Researchers use AI to predict COPD flare-ups based on daily urine tests, potentially allowing for proactive treatment and prevention. The study identifies biomarkers in urine that can forecast a flare-up seven days prior to symptoms.
Researchers at the University of Pittsburgh have discovered a molecular pathway involving protein BLIMP1 that generates Th2 cells in response to inhaled house dust mite, driving allergic asthma. The study also found signaling molecules IL2 and IL10 are required for BLIMP1 expression, offering new therapeutic options.
Researchers developed a nasal vaccine combining traditional pertussis antigens with an innovative adjuvant called T-vant to boost immune response. The new vaccine was shown to prevent the bacteria's colonization in the respiratory tract, significantly curbing whooping cough spread.
A new study found that zinc deficiency promotes lung infection by Acinetobacter baumannii bacteria, which is a leading cause of ventilator-associated pneumonia. Blocking IL-13 prevented infection-associated death in an animal model, suggesting anti-IL-13 antibodies may protect against bacterial pneumonia in patients with zinc deficiency.
Researchers have made significant strides toward creating inhalable mRNA medicines using a novel lipid-polymer nanoparticle. The nanoparticles successfully deliver aerosols to mice's lungs and demonstrate uniform protein expression in tissues.
A new blood test can detect early signs of lung damage caused by antibody–drug conjugates (ADCs) in cancer patients, providing a safer alternative to frequent scans. This breakthrough method analyzes specific markers in circulating DNA, enabling doctors to monitor patients for lung complications without relying solely on imaging scans.
Researchers successfully delivered anti-cancer ASO molecules to lung tumor sites using human red blood cells, demonstrating potent anti-cancer effects against NSCLC. The approach utilizes EGFR-targeting moieties to home in on cancerous cells, offering a potentially powerful treatment modality for personalized cancer medicine.
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 from Texas A&M University synthesized research findings to improve medical devices and therapy success rates. The review emphasizes the need to understand macrophage cell behavior to develop targeted immunotherapy treatments.
Researchers at MD Anderson Cancer Center have made significant advancements in understanding tissue regeneration, with a focus on epigenetic regulation and retrotransposon suppression. MicroRNAs have also been identified as potential biomarkers for COVID-19 severity in cancer patients, while a novel protein complex drives lung regenera...
Research from Karolinska Institutet finds that abnormal BMI in children can lead to impaired lung function, but normalizing BMI before adulthood may offset this. The study, which followed over 4,000 children, also found a correlation between low BMI and reduced lung growth.
A $3.7 million NIH grant supports a study to improve PE diagnosis and treatment by using advanced imaging techniques, which may measure the effectiveness of clot-dissolving therapies. The goal is to help clinicians better diagnose and treat patients with PE, a devastating cardiovascular ailment.
The study found that P. aeruginosa adapts to the lung's mucus by relying on sugars and lactate, but also needs to synthesize essential nutrients through metabolic independence. Biofilm formation imposes a metabolic burden, slowing down the bacteria's ability to spread, while disrupting biofilms makes them more vulnerable to antibiotics.
Researchers have developed a 'mini-protein' that targets cancer cells expressing Nectin-4, allowing for direct delivery of radiation to tumours. The treatment shows promise in targeting multiple types of cancers and has the potential to be safe for repeated administrations.
Researchers detected microplastic particles in the breath of wild bottlenose dolphins, suggesting inhalation may be a key route of exposure. The study supports the idea that dolphins could be exposed to potentially harmful microplastics through this pathway.
Researchers have identified a key metabolic feature of human tissue-resident NK cells in the lung that enables them to rapidly respond to increased glucose levels. This unique adaptation could be a major target for future therapies in lung diseases, including cancer and infections.
New research suggests that exposure to vape and e-cigarette residue on surfaces during pregnancy can cause immune system damage in unborn babies. The study found that maternal third-hand exposure to e-vapour results in significant, long-lasting effects on lung and bone marrow immune cell responses.
Researchers developed a nasal spray that captures and neutralizes airborne viruses and bacteria, providing up to 8 hours of protection. The Pathogen Capture and Neutralizing Spray (PCANS) demonstrated a greater than 99.99% reduction in lung viral titers in mice models.
Researchers found that reducing sialic acid levels on MUC5B mucin protein can alter its structure, leading to entangled polymers and impaired mucus transport. This study identifies a possible therapeutic strategy for treating cystic fibrosis and other muco-obstructive diseases.
Researchers analyzed over 150,000 COVID-19 cases in Japan and found CAPA occurred in 0.4% to 2.7% of severe or critical patients, with higher risk seen in men, older adults, and those with respiratory diseases. Early detection and treatment with antifungal drugs are crucial for improved outcomes.
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.
Researchers at Rice University and Baylor College of Medicine are developing a new cell therapy platform to suppress inflammation and lung damage in ARDS patients. The platform uses engineered retinal pigment epithelial cells to locally produce anti-inflammatory agents, promising improved patient outcomes.
A new study by Boston University researchers found that the majority of social media posts from e-cigarette brands left out health warnings, despite a federal requirement to include them. The study used AI to analyze over 2,000 Instagram posts and discovered that only 13% complied with FDA health warning requirements.
A new preclinical blood test identifies adults most likely to develop severe respiratory conditions, including chronic obstructive pulmonary disease (COPD), by analyzing 32 proteins that accurately predict lung health data. The risk score indicates a high likelihood of hospital care, COPD development, and respiratory disease death.
Researchers developed an AI model to detect lung disease in premature babies by analyzing their breathing patterns while sleeping. The Long Short-Term Memory (LSTM) model achieved 96% accuracy in classifying flow values as belonging to a patient with BPD or not, enabling early diagnosis and treatment.
Research found that smoking before 18 significantly increases the risk of developing respiratory symptoms like wheezing and phlegm by age 28. Smoking more cigarettes overall raises the risk even further. The study highlights the importance of preventing young people from starting to smoke.
A pilot study found that voice changes recorded on a smartphone can signal an impending flare-up of COPD symptoms. Researchers analyzed the voices of 28 people with COPD and discovered higher pitched tones and 'jitter' before an exacerbation occurred.
A recent study presented at the European Respiratory Society Congress found that young vapers performed worse in exercise tests compared to non-vapers and smokers. The research showed that vaping was associated with lower peak exercise capacity, reduced oxygen consumption, and signs of blood vessel dysfunction.
Researchers discovered faulty immune processes responsible for lingering lung issues after COVID-19, which can be disrupted by existing drugs. The study also identified molecules responsible for the issue and potential therapeutic options for patients with ongoing lung damage.
A University of Leicester study has found that certain gut bacteria may influence whether a patient's immune system is successful in fighting mesothelioma, an aggressive form of cancer. Researchers suggest that dietary changes, such as increased fibre intake, could improve the benefits of immunotherapy for these patients.
A subset of CD4 T cells create an anti-inflammatory environment within the lung tissue, protecting against TB reinfection by limiting bacterial growth and disease severity. The discovery complements previous research on protective immune T cells in controlling TB infection, suggesting a potential key to improving existing vaccines.
Researchers found that low-intensity blood stem cell transplants did not damage lungs and may help improve lung function in adults with sickle cell disease. Overall lung function remained stable or improved in patients after the procedure, according to a three-year study.
Researchers found a specific deletion in the spike protein that enhances the virus' ability to infect brains of mice, which could help understand 'long COVID' and develop treatments. The study suggests viruses with this deletion can traffic from the lung to the brain, leading to neurological symptoms.
A study published at Uppsala University found that chronic cough is hereditary, with a 50% increased risk for offspring if one parent has the condition. The research also revealed differences in care between regions and highlights the need for better guidelines.
Researchers developed a nanobody that targets V-ATPase c subunit and inhibits tumor cell invasion and metastasis. The nanobody was tested on 4T1-12B mouse breast cancer cells implanted in mice, where it showed effectiveness in preventing lung metastasis.