Articles tagged with Cystic Fibrosis
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...
A new study reveals that human airways rely on a 'brush-like' layer to clear mucus, which protects cells from sticky mucus and captures foreign particles. The findings may lead to the development of novel therapies for lung diseases.
Researchers have discovered a genetic process that can restore function to a defective protein responsible for cystic fibrosis. By manipulating a specific microRNA network, they were able to partially restore the protein's function and increase its production.
Researchers have identified a new strategy to thin thick mucus in cystic fibrosis and COPD using the SPLUNC1 protein and its synthetic derivatives. This may lead to improved mucus clearance and better lung function for those affected.
Researchers discovered rare variations in the DCTN4 gene among cystic fibrosis patients with early, chronic airway infections. The study suggests that exome sequencing can identify genetic factors behind complex traits like obesity and heart disease.
A study by University of Iowa researchers found that cystic fibrosis makes airways more acidic, reducing bacterial killing. Making the airway liquid less acidic with baking soda restores normal bacterial killing levels.
Dr. David Feola, a University of Kentucky College of Pharmacy faculty member, has received a five-year, $1.8 million grant from the National Institutes of Health to investigate immune responses in the lungs that may lead to medical treatments for cystic fibrosis and other chronic pulmonary inflammatory conditions.
A randomized trial found that hypertonic saline did not reduce the rate of pulmonary exacerbations in young children with cystic fibrosis. The study also showed no significant effects on secondary end points such as weight and respiratory symptoms.
A new NIH-funded study finds that concentrated saline therapy does not reduce antibiotic use in infants and preschoolers with cystic fibrosis. The study highlights the need for more research on treatments tailored to younger children with this disease.
A team of scientists at Duke University developed software to design molecules that block a protein-protein interaction key to cystic fibrosis. The best molecule increased CFTR activity by 12% in human cells with the disease mutation.
Researchers at Massachusetts General Hospital have created human lung surface tissue in a dish, containing the delta-508 and G551D mutations responsible for most CF cases. This breakthrough enables drug screening on genuine human cells, paving the way for a potential therapy to control cystic fibrosis.
Researchers have discovered multiple genes associated with meconium ileus, a severe intestinal obstruction present at birth in CF patients. This finding suggests the possibility of personalized approaches to treatment and novel therapeutic targets for individuals with cystic fibrosis.
Researchers have discovered gene variations that predispose cystic fibrosis patients to develop an intestinal blockage while still in the uterus. These variants involve genes responsible for ion transport in the lower end of the small intestine, increasing the risk of meconium ileus and serious health problems.
Researchers found that suppressing bacterial communities with antibiotics may actually help treatment-resistant bacteria flourish, leading to more infections. The study suggests new avenues for developing more effective treatments and improving patient outcomes.
A recent study suggests that restoring normal function to the mutant gene product responsible for cystic fibrosis requires correcting two distinct structural defects. This finding could lead to more effective therapeutic strategies for CF in the future.
A new study has found that the lung clearance index (LCI) is a sensitive non-invasive marker of early lung disease in young children with cystic fibrosis. LCI was elevated in children with CF, especially in those with airway inflammation and Pseudomonas aeruginosa infection.
A new study found that adding inhaled dry powder mannitol to standard therapy for cystic fibrosis improved lung function over 52 weeks. The treatment showed a significant improvement in forced expiratory volume in one second (FEV1) and fewer pulmonary exacerbations compared to the control group.
A Wayne State University research team is working on a roadmap for identifying novel therapeutic targets to restore function to the mutated CFTR protein in cystic fibrosis patients. The goal is to alleviate severe lung and bowel problems associated with the disease.
A pivotal Phase 3 clinical trial found that ivacaftor provides sustained improvement in lung function, growth, and other signs and symptoms for cystic fibrosis patients. The therapy targets the underlying cause of CF, restoring balance on airway surfaces.
Four Michigan State University researchers are working on new projects to combat cystic fibrosis, using funds from the $110,000 grant from Hunt for a Cure. The studies aim to develop new treatments and prevent bacterial infections, with a focus on understanding the role of molecules, genes, and biofilms in the disease.
A new study found that cigarette smoke affects the lungs in a way similar to cystic fibrosis, causing dry cough and chronic bronchitis. The study suggests that treatments for cystic fibrosis might also help people with smoking-related diseases.
The Woods Hole Oceanographic Institution is collaborating with the Flatley Discovery Lab to investigate and supply marine microbial extracts as possible treatments for cystic fibrosis. The collaboration aims to stimulate the mutated CFTR gene to work normally, offering a new approach beyond traditional antibiotic treatment.
Researchers have developed a technique to observe cystic fibrosis cellular intricacies, revealing the role of CFTR in regulating ENaC activity. The study found that healthy CFTR prevents ENaC overactivity, while defective CFTR allows it to occur.
Researchers have discovered a protein called ubiquitin ligase Nedd4L as a new regulator of cystic fibrosis. Mice lacking Nedd4L in the lung developed cystic fibrosis-like disease, highlighting a promising therapeutic target. Enhancing Nedd4L function or inhibiting ENaC may alleviate symptoms of the disease.
Cystic fibrosis is caused by a mutated gene affecting ion transport across cell membranes. Researchers have discovered an unexpected way to send mutant proteins to the surface to restore ion transport. Higher levels of GRASP65 escort mutant CFTR channels to the cell surface, dramatically extending the lives of mice with cystic fibrosis.
Research confirms long-term azithromycin treatment increases infection with nontuberculous mycobacteria, a serious complication in cystic fibrosis. Azithromycin blocks autophagy, impairing immune cells' ability to kill bacteria.
Researchers have identified a protein called MYLIP as a potential new target for lowering LDL cholesterol levels, which are associated with atherosclerotic cardiovascular disease. Additionally, platinum-based drugs have been found to promote anticancer immune responses by disrupting the mechanisms used by tumors to inhibit immune cells.
A study found that invasive diagnostic procedures for infants with cystic fibrosis do not reduce lung-damaging infections or structural lung injury. The treatment, which involved culturing fluid samples from the lungs, did not demonstrate clinical benefits but led to increased risks of adverse events.
Researchers at UCLA have identified a new stem cell that plays a vital role in repairing the large airways of the lungs. The discovery has implications for understanding airway diseases and developing novel cell-based therapies.
Notch signaling pathway plays a crucial role in controlling the differentiation of airway basal stem cells, with high levels leading to secretory cells and low levels resulting in ciliated cells. The findings have implications for developing therapies for airway diseases, which are a leading cause of death worldwide.
Cystic fibrosis patients who played video games that controlled their breath improved their ability to take deep breaths and increase breathing maneuvers. The study used spirometer games to encourage children to practice huffing techniques.
Combination therapy of loperamide and minocycline may provide a safer method for treating devastating lung infections in people with cystic fibrosis. The approach could cut drug development time in half, offering new hope for those affected by this genetic disease.
Dr. Hongwei Yu's lab will explore the factors controlling mucus overproduction and develop a treatment to inhibit alginate biofilm formation in CF patients. The grant aims to improve treatment of bacterial infections and enhance quality of life for CF patients.
Researchers have created a pig model that genetically replicates the most common form of cystic fibrosis, revealing how the CF protein is misprocessed and leads to disease symptoms. The study suggests that a small amount of active CFTR protein activity is not sufficient to prevent disease in pigs.
Researchers at the University of Liverpool identified a particularly virulent strain of Pseudomonas aeruginosa, known as the 'superbug', that causes aggressive infections in cystic fibrosis patients. The team used new DNA sequencing technology to understand how the bacteria adapts to infect patients and develop targeted treatments.
A £1.74 million grant from the National Institutes of Health has been awarded to improve treatment outcomes for Cystic Fibrosis patients by studying the role of anaerobes in lung damage.
A phase 3 clinical trial found that denufosol can help delay the progression of lung disease in CF patients by preventing mucus formation. The study showed improved lung exhalation rates and reduced symptoms in patients receiving denufosol compared to those on placebo.
The Cystic Fibrosis Technology Initiative aims to create new medicines for cystic fibrosis, a genetic disorder affecting thousands of Canadians. The initiative will assess promising discoveries and develop them using CDRD's advanced drug development platform.
A small study shows that VX-770, targeting the defective CFTR protein, improves lung function and other key indicators in cystic fibrosis patients. The drug has shown promise for treating the root cause of the disease.
Researchers discovered that a genetic error causing cystic fibrosis also affects the flow of sodium ions, preventing excessive mucus buildup. This finding has implications for developing better therapies for the disease.
A team of researchers has generated 100 new lines of human induced pluripotent stem cells (iPSCs) from individuals with lung diseases, including cystic fibrosis and emphysema. The new stem cell lines could lead to new treatments for these debilitating diseases.
A University of Missouri researcher has made significant progress in understanding cystic fibrosis by identifying the mutations that cause it. By manipulating the sensor of the channel protein, scientists may be able to develop a drug design that can eventually lead to a 'real cure' for this fatal genetic disease.
A UCLA-led research team found that bacteria can stand upright and 'walk' during biofilm formation, allowing them to explore surfaces more effectively. This unique behavior is enabled by type IV pili appendages and plays a critical role in bacterial detachment from surfaces.
Researchers have found a possible new target for fighting cystic fibrosis, exploiting the crosstalk between two chloride ion channels in mucous gland cells. The study suggests that activating one channel could compensate for the lack of CFTR functionality in affected cells.
Researchers found that vitamin D can reduce the production of a protein driving an allergic response in cystic fibrosis patients and increase production of proteins promoting tolerance. The findings support a potential clinical trial to prevent or treat Allergic Bronchopulmonary Aspergillosis (ABPA) in these patients.
Two independent research groups demonstrate that induced pluripotent stem cells can be used to model diseases of the liver and generate functional hepatocytes with proliferative capabilities. These findings expand our understanding of iPS cell technology's potential for cell replacement therapy and modeling human disease.