Articles tagged with Fungal Pathogens
A recent study found that human lung tissue contains a vast reservoir of tissue-resident memory T cells (T RM cells) capable of targeting a range of viruses, bacteria, and fungi. These cells reside only in the lungs and can live for years, providing a vital line of defense against severe respiratory infections.
A team of researchers discovered alternative infection strategies used by some Colletotrichum species, including nonmelanised appressorium-mediated entry (NMAE) and hyphal tip-based entry. These findings challenge the conventional assumption that melanised appressoria are universally required for plant invasion.
Researchers aim to accelerate public spinach breeding by identifying genetic variation and developing genomic tools for Pythium tolerance. They are evaluating 480 diverse spinach genotypes to identify over 30 Pythium-tolerant lines.
A growing number of fungi are becoming resistant to medication, posing serious risks for patients with weakened immune systems. A five-step plan aims to monitor and prevent the rise of resistant fungi through awareness, surveillance, infection prevention and control, optimized use, and investments.
Fusarium head blight (FHB) is a destructive wheat disease that can reduce yields and contaminate grain with toxins. New research in Plant Disease identified several emerging fungal pathogens, including a previously undescribed species, responsible for the severe outbreak in Ethiopia.
Researchers developed a novel tool using extracellular vesicles to introduce genetic modifications into Pneumocystis murina fungus. The modified fungus expressed introduced genomic modifications, potentially leading to new therapeutics for HIV/AIDS and organ transplant patients.
A new diagnostic platform enables rapid and accurate detection of drug-resistant C. auris pathogens using CRISPR technology, allowing for more effective treatment and prevention of hospital outbreaks. The dSHERLOCK test can detect the presence of mutations causing antimicrobial resistance in just 40 minutes.
Researchers discovered that GBS interacts with C. albicans, increasing the risk of severe and fatal infections in newborns and making standard treatments less effective. The co-infection can also reduce the effectiveness of existing GBS treatments.
Researchers have discovered how Candida auris uses carbon dioxide to survive on the skin and resist antifungal treatments. The study identified several new therapeutic targets that could curb the spread and infections caused by the fungus.
A team of researchers from Yokohama National University has discovered a previously unknown species of marine fungus that can kill harmful, bloom-forming algae. The new species, Algophthora mediterranea, was found to be a destructive parasite in a species of algae known to cause toxic blooms with adverse health effects on humans.
A study found that fungal oxalic acid (OA) regulates the extracellular domain (ECD) of CERK1 through site-specific deamidation, impairing chitin-triggered plant immunity. This mechanism enables fungal pathogens to suppress host defenses.
Researchers have identified Aegilops cylindrica as a powerful genetic reservoir for resistance against the devastating fungal pathogen Zymoseptoria tritici. The study reveals novel mechanisms of immune suppression by the pathogen and offers new insights into plant immunity.
Researchers found that foxtail barley can harbor several fungal pathogens, including those causing net blotch, spot blotch, stem rust, stripe rust, and crown rust. The fungus infected up to 100% of the evaluated accessions, with varying degrees of compatibility
The Global Pathogen Analysis Platform (GPAP) will enable low- and middle-income countries to conduct research and surveillance of infectious diseases independently. The platform aims to prevent disease outbreaks from developing into pandemics by detecting genetic sequences of potential pathogens.
The winners of the Applied Microbiology International Horizon Awards 2025 have been recognized for their groundbreaking contributions to global challenges through applied microbiology. The awards celebrate excellence across various domains, including drug discovery and sustainable agriculture.
A cohort study reveals oral bacteria and fungi as significant risk factors for pancreatic cancer development. The findings suggest that oral microbiota may serve as biomarkers to identify individuals at high risk of pancreatic cancer, potentially contributing to personalized prevention strategies.
The latest ECDC survey confirms that Candidozyma auris is spreading quickly across European hospitals, with case numbers rising and outbreaks growing in scale. Early detection and control of transmission are crucial to prevent widespread rapid dissemination.
Researchers have identified a key immunoregulatory mechanism in aspergillosis, where the dendritic cell receptor limits the host's response to fungal infections. Neutrophils play a crucial role in clearing fungal hyphae, and Dcir regulates their degranulation activity, which is essential for killing pathogens.
A rat discovered on a flight from Miami to Berlin revealed hidden global health risks, including the presence of a methicillin-susceptible Staphylococcus aureus strain nearly identical to human variants. The study highlights the importance of standardized pathogen screening for animal stowaways and rats as indicators of ecosystem health.
Commercial broccoli seeds can carry a fungal pathogen with cross-resistance to multiple fungicides, threatening disease management. The study highlights the need for seed health testing programs to detect and mitigate fungicide resistance.
Researchers discovered a virus living inside Aspergillus fumigatus that significantly boosts the fungus's survival and virulence in mammals. Removing the virus weakened the fungus, while antiviral treatments improved survival outcomes.
Researchers revived historical fungal strains to understand the evolution of fungicide resistance and environmental adaptation in modern agriculture. The study provides critical insights into plant disease dynamics, paving the way for more sustainable agricultural strategies.
Researchers find that albumin triggers a shift in fungal behavior, causing previously non-harmful Candida strains to grow strongly and release toxic compounds.
A fungal pathogen is causing cassava witches' broom disease to spread rapidly in Brazil and French Guiana, impacting food security and livelihoods. Researchers are racing against time to understand the extent of the threat and find a way to treat or prevent the disease.
Researchers have discovered ancestral evolutionary links of Aspergillus latus strains through genome sequencing analyses, revealing potential for reduced susceptibility to antifungal medications. The study highlights the need for improved molecular diagnostic tools to accurately identify A. latus strains and manage aspergillosis.
A 30-year study by Radboud University Medical Center found increased resistance in fungi, with over 2,000 resistant fungal strains collected. The fungus thrives in waste heaps and can cause aspergillosis in vulnerable patients, increasing the risk of death.
Scientists at the Stowers Institute and University of Georgia discover how Cryptococcus neoformans thrives, identifying over 300 potential targets for novel antifungal drugs. The study provides an atlas for developing new therapies to combat this lethal fungus.
Researchers at Macquarie University have discovered that cannabis-derived compounds Cannabidiol (CBD) and Cannabidivarin (CBDV) are effective against a range of fungal pathogens, including Cryptococcus neoformans and dermatophytes. The findings open the door to possible new treatments for these fungal infections.
A recent study found that Metagenomic next-generation sequencing (mNGS) can detect pathogens in 86% of cases, outperforming conventional microbiological tests which identified pathogens in only 67% of cases. mNGS guides treatment decisions and improves patient outcomes by detecting rare/atypical pathogens.
Researchers discovered that a specific gene duplication in the fungus Madurella fahalii enables it to neutralize medication, leading to effective treatment challenges. This study highlights the potential of molecular techniques to uncover drug resistance mechanisms and pave the way for targeted therapies.
A new study confirms copper-based fungicides as a reliable solution for aerial stem rot in potatoes. The research found that copper fungicide treatments consistently slowed disease spread and improved yields over a 10-year period.
Scientists have developed MetaFlowTrain, a system that allows the study of metabolic exchange and interactions between microorganisms in complex environments. This innovation enables researchers to identify novel microbial exometabolites with bioactive or signalling properties.
A Chinese Academy of Sciences research team has identified the first mechanism of citrus resistance to citrus greening disease and developed an AI-assisted therapeutic approach. The discovery addresses the challenge of naturally occurring resistant genes in citrus, offering hope for global agricultural sustainability.
A rare case of Exophiala jeanselmei pneumonia was reported in an immunocompetent patient with interstitial lung disease. The patient presented with malaise, cough productive of black sputum, and bilateral lung field crackles.
The new season of The Last of Us explores the real-life characteristics of cordyceps, including its airborne spore method of infection. Researchers like Dr. Jim Kronstad highlight the warming climate as a potential contributor to the spread of harmful fungi.
A team of scientists has discovered that the circadian clock plays a crucial role in regulating F. oxysporum's response to zinc starvation and controlling secondary metabolism, enhancing its virulence. The study provides new insight into host-pathogen interactions and could lead to innovative approaches for crop protection.
A study found that agricultural antifungals, like TBZ, can cause genomic changes in the infectious yeast Candida tropicalis, increasing its resistance. This increase in resistance poses a growing concern for human infections, as many pathogens are becoming resistant to antifungal medicines.
Researchers uncover a novel immune mechanism by which wheat tandem kinase proteins (TKPs) combat pathogen invasion, establishing a new paradigm for cooperation between TKPs and NLR proteins. The discovery offers a foundation for engineering crop varieties with broad-spectrum pathogen resistance.
Researchers found that lemon leafcutter ants increase their cleaning behavior one week and a month after initial contact with a pathogenic fungus, but not after 60 days. The ants recognize the pathogen and recruit more workers to fight it even after multiple re-exposures, indicating a social immune memory.
A fungal infection has been shown to trigger a fruit fly's own immune system to destroy brain cells leading to signs of neurodegeneration. The fungus makes the fly's innate immune system release Sarm, which suppresses the immune response and kills brain cells.
A recent study found that cold temperatures allow the bird pink eye pathogen to survive on bird feeders for up to seven days, causing more severe disease in birds compared to warmer temperatures. Regular cleaning of feeder surfaces with bleach can help mitigate the spread of the disease.
A study by North Carolina State University reveals the global spread of powdery mildew fungus in blueberries, with a cost range of $47 million to $530 million annually to the industry. The disease is caused by the Erysiphe vaccinii fungus and has been found on multiple continents since its introduction in 2012.
A global team of researchers found that patients with allergy-induced sniffles and asthma have distinct fungal colonies or mycobiomes in their noses, differing from those of healthy controls. This variation may suggest potential lines of inquiry for future treatments.
A study published in PLOS Biology found that the fungal pathogen causing coffee wilt disease took up segments of DNA from a related species, F. oxysporum, contributing to successive outbreaks. This horizontal gene transfer event likely contributed to the repeated emergence of the disease on the African continent.
Repeated outbreaks of coffee wilt disease have decimated coffee production in east and central Africa, with scientists identifying a fungal pathogen as the primary cause. The study found that horizontal gene transfers contributed to the repeated emergence of the disease, which affects arabica and robusta varieties.
A new study found that climate warming can increase the severity of bacterial infections in cold-blooded animals like corals, insects, and fish. The researchers analyzed data from 60 experimental studies and found that infected animals were more likely to die when exposed to higher temperatures.
A yeast called Kazachstania pintolopesii is found to be exceptionally well adapted to mice, boosting their immune protection against parasites while also enhancing their vulnerability to some allergies. This fungus is a true commensal, rapidly colonizing the gastrointestinal tracts of laboratory mice and evading antifungal immunity.
Researchers have deciphered how the beneficial fungus Serendipita indica successfully colonizes plant roots of Arabidopsis thaliana. The fungus secretes enzymes that produce a molecule called deoxyadenosine (dAdo), which activates cell death in plants, enabling colonization without causing significant harm.
Researchers identified a protein that inhibits human defense mechanisms and allows fungal growth. The study suggests that the lack of this enzyme makes the fungus more prone to elimination by the immune system.
A groundbreaking metagenomic sequencing test has proven effective in rapidly diagnosing almost any kind of pathogen, including viruses, bacteria, fungus or parasite. The test analyzes all nucleic acids present in a sample, replacing multiple tests with a single one and speeding up diagnosis.
Two strains of pathogenic fungi cooperate to share insect victims, dividing territories and utilizing unique specialties. This peaceful coexistence allows them to partition limited resources and adapt to their environment.
Scientists discovered that gophers, which were introduced to a devastated area after the 1980 eruption, helped regenerate plant and animal life through their digging. The bacteria and fungi they brought to the surface helped plants establish themselves and survive.
Researchers found that expanded screening protocols identified eight cases of Candida auris that would have gone undiagnosed, enabling prompt isolation and disinfection precautions. The new approach promotes early detection and targeted precautions to reduce hospital outbreaks.
Researchers have identified a new group of bacterial toxins that can destroy cells of bacteria and fungi without harming other organisms. The study reveals how these toxins are used by bacteria to compete with other microbes, offering exciting possibilities for clinical and biotechnological applications.
Researchers found that the presence of a fungus increases the pH of the soil, promoting growth of beneficial bacteria. This interaction could lead to sustainable agricultural practices by harnessing microbial interactions to combat plant diseases.
Plant roots use a silent molecular 'language' to direct fungi to attach, providing phosphates. Researchers discovered that strigolactone activates fungal genes associated with phosphate metabolism, leading to new strategies for cultivating hardier crops and combatting disease-causing fungi.
Researchers have devised a method to convert caragana waste into a potential ruminant feed by using a two-stage bioaugmentation process. The TBA process improves the nutritional value and safety of the waste, reducing lignin content and anti-nutritional factors.
The World Health Organisation accounts for around 3.8 million deaths annually from fungal pathogens that are either resistant or rapidly acquiring resistance to antifungal drugs. The narrow focus on bacteria will not combat antimicrobial resistance effectively, and the authors demand a broader discussion on fungal pathogens.
A study by researchers from Brazil and Germany found that a surface protein on Aspergillus fumigatus spores suppresses the release of pro-inflammatory substances by immune cells, making it easier for the fungus to infect the body. The enzyme glycosylasparaginase plays a crucial role in this process.
A Brazilian research team has identified a key gene responsible for the virulence of Aspergillus fumigatus, a fungus that causes severe lung infections. By silencing this gene, the researchers found that the fungus became less virulent and more susceptible to existing medications.