Articles tagged with Fungal Pathogens
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Three rhizobia strains, Rhizobium sp. TZSR12C, TZSR25B, and Bradyrhizobium sp. TZSR41A, effectively suppressed four fungal pathogens in soybeans under both in vitro and greenhouse conditions.
Researchers identify key steps in Pseudogymnoascus destructans infection, including epidermal growth factor receptor co-optation and manipulation of keratinocytes. The discovery opens potential treatment possibilities using FDA-approved drug gefitinib.
Researchers discovered that treating common vetch with specific bacteria and fungi can increase plant defense enzymes and recruit healthy bacteria to combat Colletotrichum spinaciae. This approach may be an effective way for future plant disease management.
Researchers have discovered a new source of resistance to the devastating wheat blast disease, leveraging a gene that also protects against powdery mildew. The Pm4 gene, found in European wheat varieties, confers dual protection against the pathogen and its effector molecule AVR-Rmg8.
Researchers at Osaka Metropolitan University discovered that mycoviral infections can increase the sensitivity of oomycete plant pathogens to specific fungicides. This finding could lead to innovative approaches for controlling plant diseases and reducing chemical treatments.
Researchers have identified 31 effector genes from the fungus Ceratocystis fimbriata, which causes devastating black rot in sweetpotatoes. This breakthrough provides a new approach to developing disease-resistant crops using effector-assisted breeding.
A recent study by Tokyo Medical and Dental University researchers suggests that a specific variant of the CARD9 gene prevalent across northern China, Korea, and Japan may have originated from a common ancestor. The c.820dup variant was found to be relatively common in China and has been estimated to be between 2,000 and 4,000 years old...
Researchers have identified a new type of resistance gene in plants called Ptr, which makes rice immune to certain strains of the fungus Magnaporthe oryzae. This finding invalidates previous studies on another gene named Pi-ta and opens up new avenues for understanding natural resistance to disease.
A new study combines bisphosphonates, commonly used for osteoporosis, with azole antifungals to treat fungal infections. The combination effectively targets dermatophytes and prevents resistance development.
Researchers discovered that azole fungicides kill fungal pathogens by initiating self-destruction through two pathways: apoptosis and macroautophagy. This mechanism explains why azoles are losing effectiveness against resistant fungal strains.
A study from the University of Notre Dame identifies fibrinolytic deficiencies as a key factor increasing risk for catheter-associated urinary tract infections (CAUTIs) and sepsis in catheterized patients. The research suggests that antifibrinolytic medications may be linked to this increased risk.
A new study reveals that fungi associated with bee bread have unique adaptations that allow them to thrive in the acidic environment. The researchers found that one strain of Aspergillus flavus can withstand extreme pH levels and propolis, which has fungicidal properties.
A study by Duke University researchers found that combining a low-carb, high-fat keto diet with fluconazole significantly improved treatment outcomes against fungal meningitis. The keto diet increased the effectiveness of fluconazole by reducing fungal levels by up to ten thousandfold.
The North American Bsal Task Force has helped keep the novel pathogen at bay by developing diagnostic techniques, a rapid response template, and a surveillance program. Thirty-five of 80 North American amphibians can be infected with Bsal, causing lethal skin disease in susceptible species.
Researchers have discovered a virus that infects the fungus Batrachochytrium dendrobatidis, which causes heart failure in frogs and toads. The virus could be engineered to control the fungal disease and potentially save amphibian species.
Researchers identified a key factor limiting the shapes of fungal hyphae, which are crucial for growth and survival. The study's findings provide insights into the evolution of complex traits and have significant implications for understanding ecological systems and developing new antimicrobials.
The fungus C. albicans uses both yeast and hyphae forms to colonize the intestine efficiently when a complex bacterial community is present. The hyphal form produces Candidalysin, which inhibits bacterial metabolism, giving the fungus a competitive advantage.
The study highlights the emergence and spread of harmful pathogens due to climate change. The medical community must update their education and training to combat global warming and its impact on disease behavior.
Researchers at Leibniz-HKI deciphered the function of Candidalysin's unusual protein structure, which reduces pathogenicity and opens up new treatment options. Nanobodies neutralize the toxin, blocking its activity and inhibiting tissue damage.
Researchers discover that certain bacteria can evade the immune system by circumventing antibody coating, leading to severe inflammation. The study identifies IgG2 as a key player in this process, providing potential biomarkers and targets for new treatments.
The study found that the fungus begins affecting the insect's behavior two days after spraying bioinsecticides, reducing its feeding activity and pathogen transmission. The fungus is a natural, wild species that does not pose a hazard to human or animal consumption, making it a potential alternative for organic crop control.
A new study has identified the role of microbes in regulating coral thermal bleaching susceptibility, revealing that heat-tolerant Symbiodiniaceae dominate microbial communities on Huangyan Island. Increased fungal diversity and pathogen abundance are associated with higher coral thermal bleaching susceptibility.
Researchers have created a galvanized steel coating that reduces corrosion and prevents bacterial growth, improving food safety. The coating decreases bacterial strains over seven days and can be used on grain storage silos and other food-related storage units.
Researchers at UC Davis identified a promising new fungicide, ebselen, that targets the autophagy pathway to prevent fungal infections in crops. The chemical has shown anti-inflammatory and neuroprotective properties in humans and is more effective than currently available fungicides.
Researchers at Texas A&M University have developed a coating that bolsters the safety of fresh produce and provides enhanced protection against bacteria and fungi. The coating combines wax with nano-encapsulated cinnamon-bark essential oil in protein carriers to enhance antibacterial properties.
Researchers at the University of Illinois have identified genomic regions associated with resistance to four diseases in corn: Goss's wilt, gray leaf spot, northern corn leaf blight, and southern corn leaf blight. The study found that multiple genes working together can provide durable resistance against different pathogens.
Researchers have discovered two new freshwater hyphomycete species, Acrogenospora alangii and Conioscypha yunnanensis, in southwestern China. These additions to the genera enhance the diversity of freshwater fungi known in the region, providing valuable insights into their ecological roles.
Groundbreaking research reveals key insights into plant-AM fungi interactions, including the roles of two proteins, CKL1 and CKL2, which control lipid flow essential for fungal survival. This symbiosis could lead to advances in agricultural sustainability and crop resilience.
The fungal pathogen Rosellinia necatrix produces antimicrobial proteins during host colonization, which helps it overcome the inhibitory effects of plant-hosted bacteria. This finding highlights the importance of antimicrobial strategies in plant-pathogen interactions.
Researchers found that mycorrhizal fungi form mutually beneficial relationships with plant roots, improving juvenile survival and promoting species diversity. The study suggests that these symbiotic relationships between plants and fungi may play a role in driving global patterns of forest tree diversity associated with latitude.
A ground-breaking study published in Nature Communications sheds light on the intricate mechanisms underlying the virulence of Aspergillus fumigatus, specifically focusing on the crucial role of mycotoxin gliotoxin production. The research team identified pivotal roles played by GliT oxidoreductase and GtmA methyltransferase in the sel...
Plant scientists have discovered a sophisticated RNA defense system that plants use to attack gray mold cells, sending mRNA molecules that disrupt fungal cellular processes. This innovative approach could lead to the development of eco-friendly fungicides with minimal environmental impact and no harm to humans or animals.
Researchers found that mycorrhizal fungi can significantly improve crop yields by up to 40% in fields with high levels of fungal pathogens. The inoculation was most effective when the soil had already been contaminated with pathogens, serving as a protective shield against further damage.
Researchers found that micronutrient deficiencies in early life can lead to significant shifts in the gut microbiome, promoting antibiotic-resistant bacteria and fungi. The study suggests that addressing undernutrition may be crucial in fighting antibiotic resistance.
A team of scientists led by the University of Arkansas System Division of Agriculture has been awarded a $3.57 million grant to develop spinach cultivars resistant to fungal pathogens. The project aims to expedite breeding for disease resistance, reducing fungicide use and supporting sustainable spinach production.
Researchers at the University of Illinois have developed a new antifungal molecule that targets fungal cells without harming human kidney cells or other tissues. The molecule, dubbed AM-2-19, has shown significant efficacy against various fungal infections in vitro and in vivo studies.
A team from IRB Barcelona identifies Candida orthopsilosis, a hybrid fungus, as a potential pathogen that could infect humans and cause disease. The study suggests that climate change may have facilitated the emergence of this new microorganism, which has already been linked to several outbreaks and fatalities.
A recent study has provided significant genomic insight into tar spot of corn, a destructive disease causing $1.2 billion in yield loss. The researchers identified over 100 novel effectors that play a crucial role during infection, warranting further investigation.
Candida albicans requires proline metabolism to mount virulent infections, according to a new study. Proline is an important source of energy for the fungus, and its breakdown in the mitochondria generates chemical energy similar to glucose.
A new study finds that certain gut-dwelling fungi amplify excessive inflammation in severe COVID-19 and cause long-lasting changes in the immune system. Patients with these fungi may benefit from specialized treatments targeting the fungi or immunological changes they instigate.
Researchers urge caution due to harmful fungi that contaminate cannabis and hemp flowers, which can cause infections in susceptible individuals. The authors recommend developing a two-tier system to distinguish products intended for medical and recreational use to reduce harm to medical users.
York University researchers found that maternal care significantly impacts the development, microbiome, and health of wild carpenter bees. Without proper care, pathogen loads increase, leading to reduced microbiomes, increased disease susceptibility, and poor overall health.
This study reveals Aspergillus fumigatus can cause life-threatening invasive infections in those with weakened immune systems. The fungus produces an unprecedented number of meiotic crossovers, highlighting its potential as a virulent pathogen.
A water-soluble tannin known as PGG blocks 90% of the growth in four different species of Candida fungi by grabbing up iron molecules, starving the fungi of an essential nutrient. This mechanism does not promote drug resistance, unlike existing antifungal medications, and shows minimal toxicity to human cells.
Researchers found a single gene cluster that determines whether fungus aids or hinders plant growth, offering potential for reducing food waste and increasing crop yields. The study highlights the complex relationships between fungi and their host plants, challenging traditional views of pathogenic and mutualistic traits.
Researchers analyzed chytrid DNA from Japanese alpine snowpack sites and found three novel lineages of parasitic fungi. These chytrids are related to well-known frog pathogens but have a unique relationship with snow algae, potentially inhibiting melting of glaciers.
Researchers have identified an essential stage in the takeover of rice cells by a fungus, which could accelerate treatment or prevention of rice blast disease. The discovery involves a modification in tRNA molecules that aid in protein construction, and its absence leads to reduced virulence.
Researchers found that clinical strains of Aspergillus fumigatus differ significantly from environmental strains in amino acid synthesis. The fungus appears to shape the lung microbiome to its advantage, surviving on vital metabolites produced by other microorganisms.
Gray mold is a fungus that causes billions of dollars in crop losses each year, but researchers have discovered a way to control it without using toxic chemicals. The discovery reveals that gray mold uses lipid 'bubbles' to deliver RNA molecules that silence plant immune systems.
Scientists have identified a promising biological solution to control dollar spot, a devastating disease on golf courses and other turfgrass areas. The beneficial microbe UD1022, patented by the University of Delaware, shows potential in preventing the fungus' growth and may even trigger systemic resistance.
Researchers from the Max Planck Institute for Plant Breeding Research have characterized the structures of several powdery mildew effectors, revealing a common scaffold that allows them to evade recognition by plant immune receptors. This discovery provides new insights into the molecular arms race between plants and fungal pathogens.
Researchers found that mutations in the Pro1 protein enable the rice blast fungus to thrive through increased conidia release. This finding suggests an adaptive advantage for the pathogen, potentially linked to its loss of female fertility.
Researchers discuss treatment refractory forms of chronic sinusitis, highlighting the importance of interdisciplinary diagnostics and therapy. Fungal infections are a rare cause, yet crucial to consider when treating this condition.
Researchers have identified a new trichothecene, NX, produced by Fusarium graminearum, which contributes to the pathogen's ability to infect wheat and spread disease. Deleting the gene responsible for NX production reduces toxin levels and disease severity, providing potential control methods.
Scientists have discovered the first live culture of Candida auris in dogs, a drug-resistant pathogen that can cause severe infections. The finding suggests pets could act as reservoirs for superbugs, potentially transmitting infections to humans.
A recent study found that seven per cent of Aspergillus fumigatus samples from the Three Parallel Rivers region in Yunnan, China were drug resistant, capable of propagating quickly and taking over local populations.
Researchers discovered that ants sniff out diseased fungus by detecting chemicals called peptaibols, which are produced by the fungus. This finding suggests that the ants may be responding to a disease of their beneficial symbiotic partner rather than their own body, highlighting an extended defense response.
A team of scientists used CRISPR-Cas genome editing to create a disease-resistant rice variety, which showed high yields and resistance to the fungus that causes rice blast. The new rice variety produced five times more yield than the control rice in small-scale field trials.
A new study found that a vaccine against the deadly chytrid fungus in frogs can shift the composition of the microbiome, making frogs more resilient to future exposure. The researchers applied a non-lethal dosage of a metabolic product created by the chytrid fungus to tadpoles and observed a protective shift in the microbiome.
The Sooty Bark Disease, caused by Cryptostroma corticale, is a growing threat to European maples and human health. Researchers have developed a DNA-based diagnostic method to detect the pathogen in air samples using volumetric air samplers.