Articles tagged with Cystic Fibrosis
Researchers have made encouraging results using gene therapy to treat cystic fibrosis by inserting a healthy copy of the CFTR gene into affected cells. The approach restored chloride and fluid transport in both mouse models and human-derived cell cultures, suggesting a potential cure for the genetic disorder.
Researchers have found five genetic regions that play major roles in cystic fibrosis disease severity, which could lead to new therapies. The study analyzed over 6,000 patients and identified genetic variations associated with lung disease.
Researchers at Queen's University Belfast are developing new 'inhaled antibiotics' to manage chronic lung infection in cystic fibrosis and bronchiectasis. The €50 million project will improve patients' quality of life by reducing lung infections and flare-ups, and overcoming antibacterial resistance.
Researchers at Columbia University developed a new method for targeted drug delivery to the lung, which may provide more effective treatments for many lung diseases. By delivering small volumes of drugs directly to the pathologic site, they aim to reduce adverse effects on other organs.
Researchers found a small molecule, amphotericin B, that can substitute for a protein and restore a key cellular function related to cystic fibrosis and similar conditions. This approach shows promise as a therapeutic strategy for addressing the root cause of the disease.
Researchers found that CF microbes thrive in saliva and mucus with limited oxygen, leading to severe symptoms. Hydrogen sulfide levels in sputum samples correlated with less severe disease.
A UK trial has shown significant benefits in lung function for patients with cystic fibrosis who received gene therapy. The treatment involves replacing the faulty gene responsible for the disease and was found to be safe and effective. Further research is needed to improve its effectiveness before it can be used as a clinical treatment.
A phase 2 trial has shown that gene therapy can improve lung function in people with cystic fibrosis, with a significant benefit seen in patients who received the treatment. The technique uses inhaled molecules of DNA to deliver a normal working copy of the CFTR gene to lung cells.
A new Stanford University School of Medicine study found that cystic fibrosis is more deadly for Hispanic than non-Hispanic patients, with almost three times the mortality rate. Despite equal access to CF specialty clinics, genetic differences may be contributing to this disparity.
The five-year survival rate for Canadians with cystic fibrosis who have received a lung transplant is 67 percent, according to new research published in the Journal of Heart Lung Transplantation. Additionally, half of those who have had transplants live beyond 10 years. The study found that factors such as age at transplant and certain...
Cystic fibrosis is caused by mutations in the CFTR protein, leading to an imbalance of salt in the body. Researchers have identified two amino acids that serve as a 'gate' regulating chloride ion flow into and out of cells.
A Phase III clinical trial has shown that combined lumacaftor-ivacaftor therapy improves lung function and lowers pulmonary exacerbation rates in cystic fibrosis patients with the F508del genetic mutation. The treatment is expected to benefit around 15,000 US patients.
Women with cystic fibrosis are at risk of unplanned and mistimed pregnancies due to inadequate contraceptive use. The study found that only 49% of participants used contraception, with those having more severe CF disease being less likely to do so.
Researchers at Yale University successfully corrected the F508del mutation in the cystic fibrosis gene, a lethal genetic disorder. The novel approach uses synthetic molecules to edit the genetic defect, with minimal off-target effects.
A Europe-wide survey predicts a sharp rise in UK adults living with cystic fibrosis, expected to increase by up to 79.3% by 2025. This surge poses a significant challenge for the NHS to develop adult specialist services quickly and effectively.
Researchers at the University of Cambridge have successfully grown 'mini-lungs' using induced pluripotent stem cells derived from skin cells of patients with cystic fibrosis. These mini-lungs can be used to test potential new drugs and provide a more reliable alternative to traditional animal models.
The number of adults living with cystic fibrosis is expected to increase dramatically by 2025 due to improvements in treatments and care. This surge in demand highlights the need for healthcare systems to adapt and develop adult services to provide optimal care.
Researchers discovered a new bodily process that explains low blood oxygen in cystic fibrosis patients with infected lungs, highlighting the importance of CFTR protein function in directing blood flow. The study suggests strategies aimed at restoring or activating the CFTR protein may improve blood oxygen levels and circulation.
Researchers found that garlic extract's allicin component inhibits bacterial growth and kills certain plant pathogens, potentially offering a new treatment option for people with cystic fibrosis. The study suggests using allicin-containing remedies in combination with existing antibiotics to treat life-threatening lung infections.
A study by UNC School of Medicine researchers identified genetic pathways that play a major role in determining the severity of cystic fibrosis. The findings may lead to new personalized treatments to lessen pulmonary symptoms and increase life expectancy for people with CF.
Research found a link between altered gut bacteria and liver disease in adolescents with cystic fibrosis. The study suggests that targeting the gut microbiome may help prevent advanced liver disease.
Researchers found that cystic fibrosis mucus gets stuck inside cells, making it difficult for organs to work properly and attracting bacteria and viruses. This discovery could lead to treatments that help cells remove sticky mucus more quickly.
A recent study found that cystic fibrosis patients are at a higher risk of developing ganciclovir-resistant cytomegalovirus strains due to insufficient levels of the drug in their system. This can lead to delayed or inadequate response to treatment, highlighting the need for closer monitoring and therapeutic level adjustments.
A new study found that a cellular defense system against protein misfolding can overreact in chronic cases, worsening disease symptoms and reducing therapeutic effectiveness. Inhibiting this response with certain drugs showed promise as a treatment approach.
The ferret genome sequencing study provides insights into the effects of pandemic flu and cystic fibrosis on respiratory tissues. The analysis shows distinct responses in the trachea and lungs to different viruses, shedding light on the course of infection.
Researchers found that Canadians with cystic fibrosis are living almost 20 years longer than they did two decades ago, with the median survival age increasing to 50.9 years. The death rate declined from 1.4 deaths per year in 1990 to 0.99 deaths per year in 2012.
A new method using gold nanoparticles and light can measure the stickiness of mucus, which can help doctors monitor and treat lung diseases such as cystic fibrosis and chronic obstructive pulmonary disease. The researchers found that this imaging method worked even when the mucus was sliding over a layer of cells.
A leading expert on respiratory medicine warns of the growing concern of antibacterial resistance in treating cystic fibrosis patients. The expert recommends further research and investigation into developing new compounds that can work against bacteria to make current antibiotics more effective.
Research found that cystic fibrosis patients have a deficiency in the immune system, specifically with HLA-DQ molecules on their cells. This deficiency affects the body's ability to fight off infections and is linked to the disease's progression.
Researchers hope a drug combination will aid in understanding why patients with cystic fibrosis struggle with exercise. Studies using sildenafil and antioxidants aim to parse the role of blood flow and endothelial dysfunction in exercise intolerance.
Scientists at Monash University developed an x-ray imaging system that allows researchers to monitor the effectiveness of treatments for cystic fibrosis. This breakthrough enables non-invasive assessment of treatment efficacy on airway surfaces, accelerating development of new treatments.
Research by University of Iowa scientists reveals that cystic fibrosis causes a primary defect in mucociliary transport, resulting in impaired detachment of mucus from airway glands. This leads to airway obstruction, difficulty breathing, and increased susceptibility to lung infection.
A new study by UNC researchers provides evidence that could help improve CF pharmacotherapies. They found that a mutant CFTR protein loses its ability to function properly when in the presence of two drugs, suggesting that drug developers should take this destabilization effect into account.
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.
Cystic fibrosis contributes to raised diabetes risk due to a mutated gene that inhibits insulin secretion. The mutation affects the early stage of insulin release, leading to insufficient insulin levels when demands increase.
The Phase 3 trial demonstrated positive trends in lung function, as measured by relative change in % predicted FEV1, with a 2.5% average difference between ataluren and placebo in favor of ataluren. Additionally, there were 23% fewer pulmonary exacerbations in the ataluren group compared to placebo.
Health outcomes for people with cystic fibrosis have improved dramatically following the implementation of quality improvement strategies, including patient education, nutritional support, and enhanced continuity of care. Key clinical outcomes, such as improved lung function and nutritional status, have also seen significant progress.
Researchers use computational fluid dynamics to study respiratory disorders and provide surgeons with more accurate treatment approaches. The method leads to better surgical outcomes, reduced surgeries, and improved patient recovery.
Scientists from the University of Ottawa and University of Calgary have shown that the bacterium Pseudomonas aeruginosa has genetically evolved to survive in CF-infected lungs and evade antibiotic treatments. The study provides new insights into the evolution of the pathogen, which is a major driver of cystic fibrosis mortality.
A recent study has identified MUC5B as a key protein involved in various lung-related ailments, including MRSA infections and cystic fibrosis. The protein helps control certain infections by coating airway surfaces in the nose and lungs.
Researchers are studying the molecular interactions between CFTR and SLC5A8 transport proteins in the thyroid gland, which may play a role in moving iodide into follicular lumens.
A new study published in Pediatrics found that patients with cystic fibrosis experience no rapid decline in pulmonary function or other significant health-related changes when transitioning from pediatric to adult care. The study's results contradict previous reports on negative health outcomes after transition for other chronic childh...
A £139,000 grant will investigate how cystic fibrosis patients' immune cells are infected with the B.cepacia superbug, which causes serious lung damage. The research aims to develop molecules that can help immune cells clear invading bacteria and potentially treat the condition.
Scientists at EMBL and Regensburg University identify DGKi as a potential drug target for cystic fibrosis, which regulates ENaC activity and reduces mucus thickness in patients' airways. The discovery uses large-scale screening to uncover genes not previously linked to the disease.
Researchers have identified 105 additional genetic mutations that cause cystic fibrosis, accounting for 95% of variations found in patients with the disease. This new information will provide clear answers to tens of thousands of people being screened as potential carriers and those seeking a diagnosis.
A new study has found that two forms of iron are needed to control cystic fibrosis lung infections. Targeting both ferrous iron (Fe(II)) and ferric iron (Fe(III)) was more effective in preventing biofilm formation than targeting only one form.
A new osteoporosis treatment has shown promise in improving bone density in young people with cystic fibrosis, who often struggle with low bone mass despite standard treatments. The drug, bisphosphonates, has been found to significantly increase bone mineral density and reduce the risk of fractures in these patients.
Gene replacement in pigs alleviates intestinal obstruction associated with cystic fibrosis. In contrast, Alzheimer's disease is characterized by the removal of synaptic protein ADAM10. These findings provide insight into pathophysiology and suggest tissue-specific gene replacement can alleviate CF symptoms.
Researchers at the University of Pittsburgh have discovered a potential treatment for deadly, drug-resistant bacterial infections that uses the same approach as HIV to infect cells. The new antibiotic, called engineered cationic antimicrobial peptides (eCAPs), has shown rapid destruction of bacteria resistant to standard antibiotics.
Researchers identified frequent patient-to-patient transmission of multidrug-resistant M abscessus subspecies massiliense despite strict infection control measures. Whole genome sequencing and antimicrobial susceptibility testing revealed clusters of genetically identical strains, suggesting widespread cross-infection.
A recent study published in The Lancet reveals evidence for transmission of Mycobacterium abscessus between Cystic Fibrosis patients through DNA sequencing, highlighting the global spread of antibiotic-resistant bacterial species. The research team developed new measures to protect Cystic Fibrosis patients from this emerging threat.
Researchers redefined a key regulatory process in the defective protein responsible for cystic fibrosis, providing a theory on how Vx-770 works. The study identified a novel strategy to complement and enhance the performance of existing drugs, opening up therapeutic possibilities for other diseases.
A University of Liverpool study found that people with cystic fibrosis who live in deprived areas have lower weight, height, and BMI compared to those from more affluent areas. They are also more likely to experience worse lung function and pick up severe lung infections.
Researchers identify metabolic switch that turns on aggressive infection in antibiotic-resistant Pseudomonas aeruginosa. The discovery could lead to new treatments for cystic fibrosis patients and superbugs.
A new therapy for a rare form of cystic fibrosis has been developed using an unconventional approach. The drug, VX-770, was found to open both normal and mutant CFTR channels without the need for ATP, a molecule that normally regulates channel activity.
A new paper by a Michigan State University professor argues that medical organizations should consider the varying degrees of health risk within racial groups when making recommendations. He suggests adding phrases to dietary guidelines and screening recommendations to be more specific and socially responsible.
Cystic fibrosis causes two abnormalities in the pancreas that affect insulin production, leading to diabetes. The study also found that CF can disrupt insulin regulation as early as birth, with defects in chloride channel protein potentially contributing to the problem.
Adult cystic fibrosis patients with lower socioeconomic status are less likely to be accepted for lung transplant after initial evaluation. The study found that Medicaid insurance, income zip codes, and education level were associated with increased odds of rejection.
A new study from the University of Michigan found that parents of newborns with sickle cell anemia are less likely to receive genetic counseling than those whose babies are cystic fibrosis carriers. This disparity may be due to physicians' perceptions of the risks associated with each condition.
Ovarian cancer cells activate the HOXA9 gene to create an environment that supports tumor growth. Researchers also found blocking TGF-β expression in ovarian cancer cells significantly reduced tumor growth. Additionally, anti-CTLA therapy and inflammation-reversing treatments may hold promise for treating ovarian cancer and alcoholic l...