Articles tagged with Fungal Infections
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Researchers at Zengen developed a 'super peptide' that kills Candida albicans with high candidacidal activity, outperforming existing antimicrobial peptides. The discovery may help understand the unique mechanism of action of a-MSH peptides and unlock new treatments for fungal infections.
A study in Greenland found that atopy increased by nearly 100% between 1987 and 1998, affecting all age groups. The rise in allergies is linked to a transition from traditional to modern society in Greenland.
A new compound derived from baker's yeast has been shown to significantly increase the survival rate of mice infected with lethal anthrax spores. The study found that mice treated with the compound survived at a rate of 75-100%, compared to just 30-50% in mice given a placebo.
The Karnal bunt pathogen faces challenges in reproducing over long distances, leading to declining small populations instead of growth. Researchers found that a critical mass is needed for the population to function well and invade new areas.
A new study by Emory University and CDC reveals a surge in sepsis cases across the US, with significant increases in hospitalizations among specific demographics. The incidence of sepsis rose in both children and adults over a 20-year period, with gram-positive infections becoming more prevalent.
Researchers have discovered three promising microorganisms that can infect and kill termites, providing a potential solution for termite infestations. The microorganisms appear to work by breaking down the termites' bodies through enzymatic degradation mechanisms.
A team of UB researchers has discovered a novel peptide in human saliva with potent antimicrobial activity against various types of bacteria and fungi, including drug-resistant strains. The peptide, labeled MUC7 20-mer, shows activity at very low concentrations and little toxicity to mammalian cells.
A recent study found that nearly 33% of women misdiagnose themselves with vulvovaginal candidiasis, a yeast infection, while 19% actually had bacterial vaginosis. Dr. Daron G. Ferris suggests that women first see their doctor for confirmation before using over-the-counter treatments.
Researchers at Duke University Medical Center have traced cellular pathways that enhance the action of antifungal drugs used to treat fungal infections in people with compromised immune systems. Combining fluconazole with cyclosporin or FK506 was found to potently kill fungal cells, and the team elucidated the molecular targets involved.
Researchers developed a dendritic cell-based vaccination that targets opportunistic fungal infections, offering hope for prevention and treatment of these infections. The vaccine demonstrated promise in preclinical studies, paving the way for further investigation and potential clinical implementation.
Researchers at Newcastle University have discovered a purple potato variety that shows promise in resisting the devastating potato blight disease. The variety, grown commercially without using chemicals, could significantly impact the supply of organically-grown potatoes, improving availability and reducing costs for farmers.
A study found that an oral immune-enhancing nutritional supplement improved preoperative host defence, reduced postoperative infections, and preserved renal function in elderly and high-risk patients undergoing elective coronary artery bypass. The supplement contained L-arginine, 3 polyunsaturated fatty acids, and yeast RNA.
Researchers found that trout can spread a fungus, Saprolegnia ferax, to western toad embryos, leading to high mortality rates. Discontinuing fish-stocking may not be enough to control the spread of this disease, according to the study.
Researchers at Whitehead Institute found key gene FLO11 required for fungal biofilm formation, which can cause serious infections in hip replacements. The discovery offers hope for preventing such infections in the future by understanding how fungi stick to plastic surfaces.
The Bill & Melinda Gates Foundation has awarded a $15.11 million grant to researchers developing new drugs for African sleeping sickness and leishmaniasis. The five-year project aims to create a world-class academic and scientific consortium to target these two parasitic diseases, which kill millions of people in developing nations.
Researchers have uncovered a biological program that prevents the development of pathogenic fungi under nitrogen-poor conditions. The unfolded protein response (UPR) mediates this morphological response and can be targeted to develop new anti-fungal therapies.
Researchers have developed a recombinant yeast antifungal vaccine that protects mice from infection with blastomycosis, a deadly yeast infection of the lung. The vaccine uses a live attenuated strain of Blastomyces dermatitidis to stimulate an immune response against the pathogen.
Scientists have developed a live recombinant vaccine that protects against a fungal infection in mice, using recombinant DNA technology. The vaccine is safer than traditional live vaccines and more effective than 'killed' vaccines, offering a promising approach to protect against rising fungal diseases.
Researchers have identified a gene that allows histoplasma to infect and persist in humans. The discovery uses a novel technique that may be valuable in finding drug targets for this disease-causing fungus and others.
The Respiratory Tract Infection Alert, a first national tracking system, provides predictive information via the Internet and a toll-free number to predict RTI season peaks. The system tracks common respiratory tract infections such as bronchitis, sinusitis, and pneumonia.
Harbor Branch researchers have isolated compounds from an Indian Ocean sponge that show promise as a new treatment for fungal infections, including those affecting AIDS patients. The discovery of unique cyclic peroxy acids may provide a more effective alternative to existing antifungal agents.
A study by University of Toronto researchers found that repeated exposure to azole drugs can lead to the development of drug-resistant yeast infections. About 75% of women between 18 and 35 will experience at least one yeast infection caused by Candida albicans, a common type of yeast fungus.
Researchers found that bees can deliver a biological fungicide to strawberry blooms more effectively than mechanical sprayers, reducing infected strawberries by 72 percent. The bee-delivered natural fungicide was as effective as chemical sprays at preventing gray mold, a common disease in strawberries.
Scientists have identified genetic resistance to aflatoxin production in over five major crops, with commercially usable resistant varieties expected to be available soon. Crop management practices such as irrigation and early harvesting can also significantly reduce aflatoxin content.
A new system of planting different varieties of rice plants can significantly reduce problems with the fungal disease 'blast', which causes lesions on rice plants, reduces yields and in severe cases can kill entire crops. This approach has been shown to eliminate losses to blast in some types of glutinous rice.
USGS scientists have linked recent boreal toad deaths in Rocky Mountain National Park to a chytrid fungus. The fungus has been identified as the cause of amphibian die-offs globally and is being studied for its origin, incidence, distribution, and control methods.
A NASA-funded study on climate change and amphibian declines found no significant correlation between the two. However, researchers suggest that disease may be indirectly influenced by climate and environmental factors.
Researchers at Arizona State University have identified a viral infection as the likely cause of mass salamander deaths in various regions. The iridovirus, typically found in insects, was detected in infected salamanders across North America and Australia.
Researchers have discovered that spraying milk on cucumbers can effectively kill powdery mildew, a major problem for organic farmers. The solution, which involves mixing one part cow's milk with nine parts water and spraying it on the plants twice a week, has been shown to be faster and more effective than chemical fungicides.
A microscopic fungus infecting common eastern US grass, tall fescue, can significantly impact plant diversity and local ecosystems. The fungus alters the host plant's growth, making it more toxic to other herbivores and drought-resistant.
Researchers at Yale University have found that healthy bullfrog tadpoles can distinguish the odors given off by infected animals and keep their distance. This ability may be widespread among animals, enabling them to avoid diseases and reducing the spread of infection.
A recent study by Mayo Clinic researchers suggests that an immune system response to fungus is the cause of most chronic sinus infections, which affects 37 million people in the US. The discovery opens the door to the development of effective treatments for this common chronic disease.
A Purdue University researcher has discovered a natural plant toxin that can stop invading fungi by triggering programmed cell death in fungal cells. This finding could lead to the development of genetically engineered crops that are resistant to fungal infections, reducing the need for fungicides and saving farmers money.
A study by UC Davis scientists reveals that two organisms - a fungus and a bacterium - cause blossom blight in strawberries. The fungus Cladosporium cladosporioides renders the fruit unattractive, while the bacterium Xanthomonas fragariae causes occasional fruit loss, mainly of minor economic importance.
Researchers have developed a new technique to spot contaminated corn by listening for telltale noises made by mouldy kernels when exposed to infrared strobe light. The method uses Fourier Transform Infrared Photoacoustic Spectroscopy (FTIR-PAS) and achieves a 96% accuracy in spotting clean and contaminated corn.
A new protein in Candida albicans allows the fungus to adhere strongly to mucosal cells, facilitating its growth and proliferation. The discovery could lead to the development of inhibitors to prevent or treat Candidiasis infections.
Hundred-year-old corals are succumbing to diseases they previously survived, highlighting the impact of rising ocean temperatures and worsening pollution on ecosystems. Researchers warn that as oceans become degraded, disease outbreaks and new pathogens may emerge, posing a significant threat to marine life.
Researchers at Johns Hopkins School of Public Health discovered that administering itraconazole to HIV-positive patients with P. Marneffei infection can prevent relapse, reducing the risk by 100%. The study showed a 50% relapse rate among untreated patients compared to zero in those treated with itraconazole.
Plant cells respond to fungal invasion by generating reactive oxygen intermediates, ion fluxes, and changes in gene activity. Gentle mechanical stimulation mimics this effect, suggesting physical contact is sufficient for triggering the defense response.
Researchers found that non-dermatologists prescribed less-effective yet more costly medications for fungal skin diseases. Dermatologists prescribed single agents with lower failure rates and costs. The study has implications for health maintenance organizations limiting access to specialists.
A new fungal disease has been identified as a potential cause of mass frog deaths in Australia and Panama, with similar declines observed in pristine rainforests. The fungus is thought to disrupt frogs' skin mechanisms, leading to fatal infections.
A new fungus has been discovered that is killing frogs and toads worldwide, with 10 species affected in Australia and seven in Panama. The fungus, thought to be suffocating the animals by coating their skin and legs, may be a major factor behind the decline of amphibian populations reported globally.
A breakthrough in taxol production has been made by Cytoclonal Pharmaceutics Inc. and MSU, moving the technology closer to manufacture and use. The sublicense agreement with Bristol-Myers Squibb aims to develop microbial fermentation of taxol, a renewable source for the potent drug.
Sorghum ergot is a serious fungal disease affecting hybrid seed production, causing significant losses in crop yields and food insecurity. Global cooperation among scientists and agencies is underway to develop strategies for fungicidal control, host-plant resistance, and ecology of ergot.
A new, aggressive strain of the late blight fungus, US-8, is devastating potato fields in the US and Canada, resistant to metalaxyl, a commonly used fungicide. The fungus reproduces rapidly, producing massive numbers of spores that can infect stored potatoes, leading to widespread crop loss.
A University of Delaware scientist has identified a critical dispatcher gene NDR1 that coordinates the defense response in Arabidopsis thaliana against a broad range of attackers. The gene may ultimately help researchers design hardier, more disease-resistant crops.
Researchers at the University of Michigan found that dedicated PET scanners are significantly more accurate than dual-head coincidence cameras in detecting cancer. They also showed that PET can diagnose infections in just an hour or less, compared to days with conventional tests.
A new study has uncovered the genetic wiring diagram underlying Candida's infectiousness, revealing two parallel genetic pathways that account for its ability to filament. Inactivating both pathways renders Candida harmless to macrophages and mice, offering new avenues for treating fungal infections.
A recent study reveals that the potato famine fungus has resurfaced 150 years after its devastating impact on Ireland, with virulent and fungicide-resistant strains causing widespread damage. Researchers have identified several options for managing the blight, including DNA fingerprinting and simplified enzyme assays.
Duke researchers found an existing class of drugs, cyclosporin and FK506, effectively stops the growth of the fungus Cryptococcus neoformans. The compounds are now being tested in animals with fungal infections.
Researchers have discovered crucial proteins called septins in filamentous fungi, which could serve as a target for antifungal agents. The finding may help develop new treatments for fungal diseases, which have dramatically increased in recent years.
Scientists at Indiana University have identified a new potential target for treating parasitic diseases in human cells. The discovery suggests that chloroplast-like plastids, which are found in single-celled parasites, may play an important role in the cell and could be targets for drug therapies.
A new, potentially serious disease known as White Pox has been discovered on coral reefs near Key West, Florida, causing extensive damage and killing up to 80% of elkhorn coral. The cause of the disease remains unknown, but researchers are studying it to understand its origins and potential impact on the marine ecosystem.