Articles tagged with Fungal Infections
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A new study demonstrates dual DNA barcoding improves diagnosis of invasive fungal diseases, enabling faster treatment and reducing morbidity and mortality. The technique uses two specific regions of DNA to identify fungal pathogens, increasing accuracy and speed of diagnosis.
Researchers found that around 21% of dermatologists rarely/never perform fungal preparations due to perceived adequacy or time concerns, while 25% with CLIA certification reported difficulty in obtaining the necessary certifications. The study emphasizes the need for increased education and policy-based interventions to ease the process.
A new study by University of Würzburg researchers found that five out of 13 German grass species contain poisonous toxins produced by fungal endophytes. The risk of mass poisoning for grazing animals is low, but farmers are advised to increase pasture diversity and avoid monocultures, especially of perennial ryegrass.
Candida auris is a highly contagious, deadly fungus that causes severe infections; its emergence has highlighted gaps in fungal identification capacity worldwide. Early detection is crucial to controlling the spread of this drug-resistant fungus, which can be transmitted between patients in healthcare settings.
Scientists suggest that global warming may have enabled the emergence of Candida auris as a deadly human-infecting pathogen. The fungus can grow at higher temperatures than its relatives, hinting at recent adaptation.
A new study suggests global warming may have played a pivotal role in the emergence of Candida auris, a serious public health threat. The fungus can grow at higher temperatures than its closely related species, adapting to climate change and breaking through human protective temperatures.
Researchers at Oregon State University have developed a novel genomics-based method to detect the simultaneous presence of hundreds of organisms in a stream. The study used water sampling for environmental DNA, capturing biodiversity and ecosystem health data from hundreds of organisms in a single sample.
Researchers have discovered how a fungus controls zombie ants by invading their mandibular muscles, breaking open membrane covering muscle fibres and causing the muscle to contract forcefully, resulting in the ant's death grip.
A new study identifies a genetic vulnerability in Hmong people that makes them more susceptible to blastomycosis. The research found that Hmong individuals produce less interleukin-6 (IL-6), an essential immune response, leading to reduced Type 17 cytokine T helper cells and increased disease severity.
A recent study published in PLOS Neglected Tropical Diseases investigated the expression levels of two immune proteins, interleukin-17 and matrix metalloprotein-9, in mycetoma grains. The researchers found that these molecules are present in specific zones of the grains and correspond with disease duration and lesion size.
Scientists propose alternative biological concepts to combat fungal disease in aquatic organisms, including increasing host diversity, vaccination, probiotics, hyperparasitism, and using 'parasite eaters'. These methods aim to reduce environmental harm and promote sustainable aquaculture practices.
A study published in PLOS Pathogens found that pathogenic fungal spores can escape the lung and infect the brain, causing fatal disease. The research sheds light on how Cryptococcus, a common human fungal pathogen, causes meningitis.
Researchers discovered that lung macrophages in mice act as 'Trojan horses' carrying fungal spores into the bloodstream. The study sheds light on why certain strains of a fungus are deadly while others are harmless.
Researchers at West Virginia University have discovered a fungus that infects cicadas, causing them to lose their limbs and engage in abnormal behavior. The fungus contains psychoactive compounds similar to those found in hallucinogenic mushrooms, but further research is needed to determine its potential benefits.
Researchers at Beth Israel Deaconess Medical Center have identified novel combinations of antifungal and antibacterial drugs that demonstrate activity against multidrug resistant Candida auris. The study used a modified inkjet printer to test multiple combinations, finding three effective treatments in under two hours.
A transgenic fungus engineered to deliver a toxin to mosquitoes safely reduced mosquito populations by over 99% in a simulated village setting. The fungus is selective and won't harm beneficial species like honeybees, making it a promising new approach to controlling malaria.
Researchers found that limiting iron levels in saliva reduced the growth of Candida albicans, a common yeast causing illness in those with weakened immune systems. The treatment also altered gene expression and caused a two-fold reduction in the organism's survival rate.
Researchers discovered microRNA-like RNAs that regulate the transition from saprophytes to pathogens in Arthrobotrys oligospora. The study provides new insights into understanding fungal adaptation and potential bio-control agents.
A new study from The Westmead Institute for Medical Research has found that Cryptococcus neoformans remodels lipids to release phosphate when phosphate is scarce. This strategy allows the fungus to conserve phosphate and survive in humans, a key finding with potential implications for treatment.
New research shows that climate change has increased the risk of Black Sigatoka disease in banana crops by over 44% since the 1960s. The fungus spreads via aerial spores and can reduce fruit production by up to 80%.
Researchers at the University of Bath have discovered that targeting fungal G-protein coupled receptors could be key to controlling Fusarium head blight, a devastating disease that affects wheat crops worldwide. By studying these receptors, scientists hope to develop new approaches to control the disease and reduce crop losses.
A recent study has identified microRNA-like RNAs as key regulators in the lifestyle transition of Arthrobotrys oligospora, a nematode-trapping fungus. The researchers found that these microRNAs are essential for the development of adhesive networks and the capture of nematode prey.
A new study highlights the significant risk posed by bloodstream infections (BSIs), which are associated with a much higher mortality rate compared to the general hospitalised population. The research found that certain species of microorganisms, such as Acinetobacter and methicillin-resistant Staphylococcus aureus (MRSA), were linked ...
The study reveals Bd as one of the most destructive invasive species, causing at least 501 amphibian species decline. Despite this, some species show recovery and host resistance.
Researchers discovered how specific fungal prostaglandins deactivate immune cells, allowing fungi to grow and increase infection. This finding provides insight into the interaction between fungal pathogens and the human immune system.
A study published in PLOS Pathogens reveals that inflammatory monocytes facilitate the progression of Cryptococcus neoformans infection in mice, contrary to their expected role as immune cells. In the absence of these monocytes, murine survival is improved and fungal burden decreases.
Researchers discover Malassezia yeasts in gut of patients with Crohn's disease, exacerbating intestinal inflammation. Genetic variation associated with immune response to fungi links to disease progression.
New research from Brown University shows how Candida albicans fungus can adapt to different host environments. The study found that patient samples of the fungus frequently lack one copy of a gene that serves as a vital master regulator, allowing cells to switch phenotype and thrive in various environments.
Researchers have obtained the highest-resolution structure of the fungal protein Hsp104, a hexameric AAA+ protein that helps repair misfolded proteins. The study's findings reveal a helical structure for Hsp104 hexamers, contrary to previous beliefs, and provide new insights into its function.
Research published in CMAJ found that taking oral fluconazole during pregnancy may be associated with a higher chance of miscarriage and birth defects. The study analyzed data from 441,949 pregnancies and linked it to filled prescriptions, highlighting the need for safe prescribing practices.
Researchers found that multiple variants of the same resistance gene can bind dissimilar pathogen proteins in distantly related plant species, enabling direct recognition of disease-causing fungi. This discovery has significant implications for generating disease-resistant crops and could lead to rationally designed synthetic receptors.
Researchers discovered that fluconazole treatment makes fungi sexually active, combining different resistance mechanisms and producing highly resistant offspring. This finding can help develop better drugs and overcome resistance.
Researchers have developed an innovative treatment using uterine stem cell conditioned medium, showing antifungal activity against resistant strains of Candida albicans. This breakthrough opens up a new window of hope for treating vaginal candidiasis and its chronic carriers.
Researchers discovered that gliotoxin, a mycotoxin from Aspergillus fumigatus, inhibits the production of leukotrieneB4 in neutrophilic granulocytes, disrupting communication between immune cells. This allows fungal spores to infiltrate tissues and organs, posing a fatal threat to people with weakened immune systems.
A team of European researchers has identified multiple genes that are resistant to Albugo candida, a disease causing white rust in Brassicaceae family plants. The discovery was made using Arabidopsis thaliana as a model plant and has the potential to design new genetic improvement strategies for different cultivated crop species.
Researchers found that Candida albicans exploits lack of oxygen to cause disease by evading immune cells and thriving in deep-seeded body sites. The fungus uses low oxygen environments to become more virulent and causes life-threatening, systemic disease.
A new disease is killing beech trees in Ohio, Pennsylvania, and Ontario, Canada, causing dark-green bands on leaves and leading to tree death. Researchers are searching for a microbe or insect cause, using molecular techniques to compare DNA and RNA from diseased and healthy trees.
Researchers found that Candida albicans can cross the blood-brain barrier, triggering an inflammatory response and forming granuloma-type structures, leading to temporary memory impairments in mice. The findings also suggest a possible link between fungal infections and chronic neurodegenerative disorders like Alzheimer's disease.
Researchers have developed a new technique using antibodies cloned from patients who recovered from Candida infections, showing potential in treating and diagnosing these life-threatening fungal infections. The discovery could lead to the development of novel antifungal drugs through mycoBiologics, a spinout company.
Researchers have created a biotechnological tool to produce antifungal proteins in plants, offering a sustainable solution to combat fungal infections. The new compounds have shown potential in protecting crops and humans from pathogens, improving food security and human health.
Researchers from Aarhus University have made significant breakthroughs in understanding the mechanisms of yellow rust resistance in wheat. The study found that Yr15 gene produces defence responses early in infection, providing a crucial piece of information for developing disease-resistant varieties.
A new checklist of North American fungi reveals 44,488 known species, with hundreds of thousands more awaiting discovery. The comprehensive list includes both large macrofungi and tiny microorganisms, highlighting their crucial roles in ecosystem balance and human well-being.
When working ants take a sick day, they alter their social interactions to protect vulnerable members. By changing their behavior, the colony reduces the risk of fungal infection and maintains social distancing.
A study by Monash researchers has revealed the molecular mechanism behind Candida albicans' transformation into its deadly hyphal form. This process is crucial in understanding how to develop effective treatments for this fatal infection, which affects patients with weakened immune systems and has a high mortality rate.
The three-toed amphiuma, a common species in Louisiana, has shown resistance to the fungus causing amphibian populations to decline worldwide. Researchers discovered compounds that inhibited fungal growth, highlighting its unique properties and potential for protection against chytridiomycosis.
Researchers discovered a common herbicide compound inhibits key enzyme in fungal species, preventing growth and proliferation of infections. The study offers hope for new treatments to combat drug-resistant fungal diseases.
Researchers found that certain commercial herbicides can inhibit the growth of human fungal pathogens like Candida albicans and Cryptococcus neoformans. The herbicides showed synergy with itraconazole to enhance antifungal activity.
A non-pathogenic fungus can expand in the intestines of antibiotic-treated mice and enhance the severity of allergic airways disease. The study suggests that alterations in gut microbiota induced by intestinal fungi might be a previously unrecognized but potentially important risk factor for patients with asthma.
Researchers found Dectin-1 critical for onset of pain in fungal infection, with inhibition blocking pain and resolving inflammation. A novel signaling mechanism was identified, from Dectin-1 to TRP channels, which could lead to new treatments for severe fungal pain.
The US Department of Energy has awarded a $1.1 million grant to the University of Illinois for sorghum disease resistance research. The project aims to develop host resistance in sorghum, a key trait for lignocellulosic bioenergy production, by leveraging knowledge from corn.
A recent study published in the journal Ecology found that pathogens growing at higher temperatures produce offspring causing stronger infections in future hosts, creating a climate 'echo effect' across generations of pathogens. This suggests that climate change may contribute to increased disease severity and outbreaks.
Researchers studied the skin microbiome of eastern massasauga snakes to understand how environmental microbial communities promote disease resistance. Infection with snake fungal disease alters the bacterial and fungal diversity of infected snakes, making them more susceptible to the pathogen.
A fungus called Entomophthora muscae has been found to control the behavior of fruit flies, infecting their nervous system and causing them to climb to high points. The fungus feeds on the fly's fat stores before altering its behavior, eventually leading to the fly's death.
Chiung-Yu Hung receives $1.9 million grant to develop a vaccine for fungal infections, particularly valley fever caused by Coccidioides fungus. The goal is to prevent illness and save lives by stopping the spread of the infection before it occurs.
Research finds Candida krusei and Pichia kudriavzevii are genetically identical, both causing significant morbidity and mortality in immunocompromised patients. The study highlights the need for caution when using drug-resistant yeast strains in biotechnology and food applications.
Scientists analyzed 182 Candida albicans genome strains to understand its reproductive methods and genetic diversification. The study confirmed clonal reproduction but also found evidence of parasexual reproduction contributing to the pathogen's ability to adapt and evolve.
A recent study published in the journal Genetics found that the fungus Trichophyton rubrum exhibits asexual reproduction as its primary method of reproduction. The research suggests that mating between individuals is rare and requires highly specific conditions, resulting in low genetic variability within the population.
Researchers have identified a potentially new approach to treating lethal fungal infections by starving the fungi of essential nutrients. The team found that blocking the phosphate starvation response prevents the spread of infection in mice, offering a novel treatment avenue for patients with weakened immune systems.
Researchers discovered a two-step invasion process mediated by the immune system, which paradoxically promotes infection and meningitis in Cryptococcus neoformans. Monocytes act as transport vehicles for the fungus to cross into the brain, causing tumor-like lesions and meningitis.
Researchers discovered a behaviour-modifying chemical weapon produced by the fungus parasite Escovopsis, which alters leafcutter ant behavior and leads to colony collapse. The study sheds light on the complex arms race between ants and their parasitic partners.