Articles tagged with Fungal Infections
A new UMaine study shows that a specific combination of pathogens and drugs can effectively treat fungal lung infections. Researchers found that Pseudomonas aeruginosa works with fluconazole to eliminate drug tolerance and clear Candida albicans infection, suggesting that nutrient availability can impact treatment efficacy.
Researchers have identified a key gene that confers stripe rust resistance in bread wheat, providing hope for improving crop yields and ensuring global food security. The discovery was made possible by the assembly of the highest-quality genome to date for bread wheat using advanced DNA sequencing techniques.
Researchers at Johns Hopkins Medicine discovered a critical step in the molecular circuitry of immune cells that mobilizes the immune system to fight off foreign invaders. The findings, published in iScience, shed light on subtle genetic variations among human populations that may explain individual responses to infections.
Researchers discovered that Candida albicans stimulates human immune cells to release microRNAs, triggering increased fungal growth. The fungus exploits human immune defenses by releasing signal molecules recognized by special immune cells.
Researchers have sequenced the genome of Candida glabrata, a deadly yeast infection that's resistant to antifungal drugs. The study found genes associated with virulence and drug resistance, shedding light on how the pathogen spreads and evolves.
A new study found that fungal infections result in significant healthcare spending, with direct costs of $6.7 billion and secondary infections contributing to a total of $37.7 billion in U.S. national health care expenses. Fungal infections doubled hospital costs, patient stays, and mortality risk.
A recent study has identified a family of proteins involved in yeast infections, which pose risks to both humans and crops. The research found that variations in these proteins can disrupt the signalling function that leads to filamentation, impeding its progress.
A preclinical study by Weill Cornell Medicine researchers reveals that a specific group of fungi residing in the intestines can protect against intestinal injury and influence social behavior in mice. The findings suggest a novel signaling system connecting fungi in the gut to their host's cells, including immune cells and neurons.
Research reveals that approximately 3 out of 4 Fusarium infections of northern Vietnamese bananas are caused by F. tardichlamydosporum and F. odoratissimum, with wild bananas potentially acting as a sink for the disease. The study's findings suggest that concrete measures can be taken to control the future spreading of the disease.
Researchers have discovered a spray-induced gene silencing technique that effectively controls late blight, a devastating disease affecting potatoes and tomatoes. This environmentally friendly method has potential to reduce the usage of chemical pesticides and can be quickly adapted for new targets.
A young diplodocid dinosaur with abnormal bony protrusions in its neck bones may have suffered from a fungal respiratory infection similar to aspergillosis. The study provides the first evidence of an avian-style respiratory infection in a non-avian dinosaur.
A recent study by the University of Florida-led team found that common Southeastern US trees are not threatened by exotic fungi carried by wood-boring beetles. The 10-week experiment involved 55 species of Eurasian beetles and over 100 fungi samples, with none causing significant damage to saplings.
The University of Texas at San Antonio has established a San Antonio-based Coccidioidomycosis Collaborative Research Center (SA-CCRC) focused on developing therapeutics and vaccines against coccidioidomycosis. The center will support applied clinical research and house an extended network of experts from partnering institutions.
Research from the University of Georgia reveals that compounds used to fight fungal diseases in plants are causing resistance to antifungal medications used to treat people. The study found 12 strains of Aspergillus fumigatus resistant to both agricultural and clinical azole fungicides, suggesting a link between environmental and human...
The NIH is supporting research on coccidioidomycosis, also known as Valley Fever, with three new awards totaling over $4.5 million. Researchers will focus on developing diagnostics, therapeutics, and vaccines to combat the disease, which affects thousands of people in the US each year.
Researchers at MUSC found that fungal infections are common in cirrhosis patients, often resistant to antibiotics. Patients with cirrhosis are immunocompromised and need proactive infection management.
The four-year programme will investigate the chemical signatures that trigger immunity in fungal infections, which kill an estimated 1.6 million people worldwide annually. By understanding these signatures and how fungi disguise them, researchers hope to uncover the origins of antifungal immunity.
Scientists at UC Berkeley developed a new structure prediction method that modeled 500 secreted proteins in fungal pathogen Magnaporthe oryzae. The method revealed novel sequence-unrelated effectors and common folds among plant pathogens.
A recent study published in The Lancet Respiratory Medicine found that COVID-19 patients in ICUs have a high risk of developing invasive fungal secondary infections. In fact, the MYCOVID study revealed that 22% of intubated and mechanically ventilated COVID-19 patients in ICUs had proven or probable invasive pulmonary aspergillosis and...
A comprehensive diagnostic guide for Volutella blight has been published by the American Phytopathological Society. The guide provides a detailed review of the three fungal pathogens causing Volutella blight and compares its diagnostic traits with other boxwood fungal diseases.
Researchers at Michigan Medicine have developed a new genetic tool to study Candida auris, revealing key factors behind its shape-shifting abilities and drug resistance. The study could aid in understanding the fungus's transmission on hospital surfaces.
Research reveals a lag of 5-10 years between reduced fungicide use and decrease in fungicide-resistant pathogens. The study's findings provide insights into the impact of fungicide resistance on global distributions of pathogens.
Researchers have identified fragments of genetic material in Candida fungus that do not encode proteins but are specifically expressed during distinct stages of the infection process. These long non-coding RNA molecules show high specificity and differ between species, making them a potential target for new treatments.
Researchers developed an AI program that accurately identified patients at risk of serious illness due to blood infections, with an accuracy rate of 82%. The technology has the potential to serve as an early warning system for doctors, enabling them to rank patients based on their risk level.
Scientists discovered that fungal endophytes convert chitin to chitosan, a natural plant defense activator, to evade host defense. This conversion enables the fungus to live in symbiotic association with grasses, protecting them from biotic and abiotic stresses.
Researchers have discovered that certain strains of Aspergillus can be used to degrade aflatoxins in crops, reducing the risk of food contamination. This biological control method utilizing biocontrol products is currently the most effective way to produce safe and healthy foods and feeds.
Scientists have clarified phytochrome's atomic-scale resolution, unlocking its role in regulating bacterial pathogenicities. The study provides a new photoactivation model explaining the signaling mechanism of black rot disease.
A new study explores how plants respond differently to useful and harmful microbes, revealing that accessory chromosomes from fungal strains dictate these responses. Most plant genes are expressed similarly in response to both beneficial and pathogenic fungi, but with key differences occurring just 12 hours after interaction.
A study by Weill Cornell Medicine investigators found that antibodies secreted in the gut help control pathogenic forms of gut fungi like Candida albicans. However, patients with Crohn's disease often have impaired antibody function, leading to an overgrowth of harmful fungi.
Researchers from Louisiana State University discovered the molecular architecture of fungal cell walls and how they respond to stresses, paving the way for new antifungal compounds. The study's findings reveal the structural role of each major carbohydrate in the cell wall and provide a revised model of fungal cell wall organization.
Researchers have identified compounds that interfere with fungal enzymes required for fatty acid synthesis, potentially overcoming resistance to current treatments. These compounds show promise as antifungal agents, effective even against drug-resistant strains of fungi.
A study by University of Wisconsin-Madison researchers identified key proteins in fungal biofilms that control resistance to antifungal drugs and dispersal throughout the body. These proteins provide potential drug targets to impair a pathogen's antimicrobial defenses, including the fungus Candida albicans.
Researchers studied bicyclic monoterpene alcohols' fungicidal activity against various fungi, finding (−)-myrtenol to be most promising. The compounds also showed antioxidant and membrane-protective activities, suggesting potential practical applications.
A team of scientists tracked individual endangered Indiana bats and northern long-eared bats to understand their foraging behaviors and habitat preferences. The results show that most timber harvest strategies are neutral or even positive for the bats, with smaller patch cuts and thinning being compatible with conservation.
A recent study found that adding tamoxifen to standard antifungal treatment did not speed up the clearance of fungal infection from spinal fluid in patients with meningitis. The study also showed increased heart toxicity in the tamoxifen group, highlighting the need for new anti-cryptococcal drugs.
A new vaccine has shown significant protection against Valley fever in dogs, offering hope for a potential human vaccine. The study found that two doses provided high levels of protection against the fungal disease.
Researchers have identified eight genes in the Candida glabrata fungus that confer resistance to various drugs. The study allows for genetic testing to diagnose potential drug resistance, guiding treatment choices. The findings also highlight cross-resistance phenomena, where exposure to one drug can lead to resistance to another.
A study in the Atlantic Rainforest detected high mortality rates among tiny frogs known as pumpkin toadlets infected with the chytrid fungus. The infection causes a physiological imbalance leading to death from a heart attack. Climate change and drought may exacerbate the threat to terrestrial amphibians.
A recent study has revealed that Fusarium wilt of cotton is more aggressive and diverse than previously understood, affecting Pima and Upland varieties. The researchers identified a population shift towards FOV4, a fourth race of the fungus, which has overcome some resistance in commercial Pima varieties.
Researchers have successfully used double-stranded RNA (dsRNA) molecules as a bio-fungicide to suppress the production of a toxin in soybean plants. The study found that dsRNAs produced in bacterial cells can effectively manage fungal diseases, reducing the need for toxic chemicals and potentially mitigating fungicide resistance.
Researchers found that complex mixtures of microbes isolated from closely related plant species increased the resistance of endangered Hawaiian plant Eugenia koolauensis to myrtle rust. This microbial treatment may be an important tool for combating disease-driven declines of endangered plants.
A new study led by Rachel Penczykowski investigates the hydra effect in water fleas, where parasite infections trigger a counterintuitive increase in population density. The researchers found that infected water fleas consume less algae, leading to an abundance of resources for uninfected individuals.
Researchers discovered azole-resistant Aspergillus fumigatus strains isolated from a tulip bulb have genetic recombination and resistance to multiple fungicide classes. Plant bulbs serve as an ideal niche for the pathogens to evolve their resistance, posing a global health threat.
Studies on mice and septic patients show that a specific B lymphocyte subpopulation produces large amounts of CD39, leading to increased adenosine levels and reduced macrophage activity. This results in heightened susceptibility to opportunistic infections, with survivors experiencing a sevenfold higher risk of severe infections.
Researchers have identified five Bacillus strains with antibiotic ability against the deadly Fusiarium wilt TR4 fungus, which is threatening global banana production. The study found that these strains can trigger direct or indirect antagonism on the fungus, providing a new biocontrol method to combat TR4.
Researchers at UC Riverside have engineered yeast to produce proteins that block fungal cell walls, reducing crop losses and reliance on fungicides. This approach could lead to a new method for controlling plant disease with minimal environmental impact.
Research suggests that fungi in the healthy gut can have a beneficial effect on health, while invasive forms may contribute to inflammatory bowel disease. Vaccines targeting specific proteins may help restore balance to the microbiome.
A novel molecular assay has been developed to investigate how plant fungal pathogens circumvent the bioactivity of SDHIs. The study successfully validated known mechanisms of fungicide resistance in several agriculturally important fungal pathogens.
Two California hospitals, Scripps Memorial and UCLA Health, detail their proactive responses to stop the spread of Candida auris. They implemented aggressive measures, including isolating patients, working with public health departments, and using effective disinfectants, to prevent transmission and successfully contain the outbreak.
A study tested over 150 sorghum germplasm lines for resistance to a fungus likely to hamper production. Researchers found sources of resistance to anthracnose leaf blight, including improved lines from various regions. The findings will help develop better recommendations for sorghum growers in Pennsylvania.
Researchers at the University of São Paulo discovered that Fusarium verticillioides uses volatile compounds to manipulate Diatraea saccharalis moths and sugarcane plants, promoting its own dissemination. This study revolutionizes the science of red rot disease, considered the most serious threat to sugarcane.
Researchers have detected Candida auris, a microorganism with high drug resistance, in Brazilian hospitals. The fungus can cause severe infections and mortality rates of up to 60%, posing a significant threat to patients with severe COVID-19.
Researchers at Kanazawa University found that nicotinamide can activate plant immune systems, preventing or reducing fungal disease in wheat plants. The substance also increases the production of antimicrobial and antioxidant compounds.
A new disease called halo blight is threatening Michigan's hop production, causing yield losses and altering hop quality. Genetic testing revealed a novel fungal pathogen, Diaporthe sp. 1-MI, which can infect healthy hop plants and cause yellow margins on leaf lesions and browning of cones.
A recent commentary published in Annals of Internal Medicine highlights the growing concern of rhino-orbito-cerebral mucormycosis, or 'black fungus', in India. Experts recommend nonpharmacological measures and careful corticosteroid use to prevent and manage this syndemic.
Researchers re-animated a 70-year-old fungus that causes coffee wilt to understand its evolution and spread. By studying the fungus's genes, they identified how it acquired traits to infect specific coffee varieties, shedding light on potential prevention methods.
A study by ISGlobal reveals that Histoplasma infections are a leading cause of death among people with HIV in the Brazilian Amazon. The research highlights the need for sensitive detection methods to combat this fungal disease.
Researchers have developed color-changing threads that turn bright pink in the presence of Candida albicans, a common cause of yeast infections. These threads can be embedded in tampons or sanitary napkins to allow women to quickly and discreetly self-diagnose vulvovaginal yeast infections.
COVID-19 patients are at risk of developing another bacterial, viral, or fungal infection simultaneously or subsequently. Research reveals that such co-infections can lead to poorer health outcomes for these patients.
Researchers at the Lundquist Institute have discovered an antibody that can protect against mucormycosis, a deadly fungal infection with a high mortality rate. The humanized monoclonal antibodies are being manufactured by Vitalex Biosciences and aim to improve treatment outcomes for patients with COVID-19.