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Tag: "fungal" at biology news

Small, self-controlled planes combine plant pathology and engineering

..., self-controlled planes to collect samples of the fungal genus Fusarium tens to hundreds of meters above the surface of the earth. This genus contains some of the world’s most devastating plant and animal pathogens and remains largely a mystery to scientists who do not have a firm understanding of its abil...

Could fungal collection hold the key to new life-saving drugs?

...eading bioservices organisation announced that its fungal collection will be screened by the University of S...BI and to have access to their fantastic source of fungal samples. We hope that this novel source of chemical diversity will contain new compounds that can be...

Potato wart eyed as risk to potato production

... production for decades. The long-term survival of fungal spores and the lack of suitable chemical controls for potato wart suppression make this disease especially problematic for any type of cultivated potato production, including small garden plots and subsistence farming to extensive land areas economic...

Early exposure to indoor fungus molecules may protect infants against future allergies

...y suspected: early-life exposure to certain indoor fungal components (molecules) can help build stronger imm... infants who were exposed to high levels of indoor fungal components—known as fungal glucans—were nearly three times less likely to wheeze compared with infan...

Hives ferment a yeasty brew, attract beetle pest

...s and ailments including varroa mite infestations, fungal infections and beetles. Recently, beekeepers in the U.S. reported occurrences of Colony Collapse Disorder, a syndrome where hives are found abandoned, except for the queen and a few workers. Beekeepers and researchers are unsure of the cause of CCD. ...

New recommendations against a major opportunistic infection -- cryptococcosis

...een established should have an assessment of their fungal load to evaluate the severity of the disease. A...ryptococcus. "For patients who have a very high fungal load, we recommend starting an initial therapy combining two antifungals, a treatment that is curren...

Antifungal drug kills TB bug

...infectious diseases say drugs used to treat common fungal infections may provide the answer. Tuberculosis, ... class of drugs called azoles are able to kill off fungal infections by blocking the actions of one of its P450s that is essential for maintaining the cell st...

Stopping plants from getting sick

...ptoms such as the formation of colourful masses of fungal spores instead of seeds. Some fungi can even make ... to university to learn the tools for dealing with fungal infections of both plants and animals. Thirty years later, after a lifetime of work in both farme...

Anti-fungal drug stops blood vessel growth

... drug, itraconazole blocks a key enzyme for making fungal cholesterol, causing these primitive life forms to...for its use. “Itraconazole can be taken orally for fungal infection, and therefore oral delivery may work for angiogenesis as well,?Liu notes. ...

Immunization rates hit record high in poor countries

...pesticides. They call their approach a "whey-based fungal micro-factory." Instead of growing fungi in a c...aking each droplet a cozy biological factory for a fungal colony, pumping spores out into the forest long after the spraying teams have gone home. If their...

Fungal factories may save hemlock forests

...pesticides. They call their approach a "whey-based fungal micro-factory." Instead of growing fungi in a c...aking each droplet a cozy biological factory for a fungal colony, pumping spores out into the forest long after the spraying teams have gone home. If their...

Tearing down the fungal cell wall

...d Duke University Medical Center have pinpointed a fungal gene that appears to play an important role in the...aria brassicicola. A. brassicicola, a destructive fungal pathogen that causes black spot disease on most cultivated Brassica crops worldwide, results in cons...

Einstein researchers demonstrate a novel approach to treating AIDS

...ariety of disease-causing microbes­first the major fungal pathogen Cryptocccus neoformans, which can cause life-threatening encephalitis in AIDS patients and other people with weakened immune systems; then a streptococcal bacterium responsible for pneumonia; and now HIV. The researchers zapped the fungi a...

Genome info from 'plant destroyers' could save trees, beans and chocolate

...pathogens have nearly twice as many genes as other fungal pathogens, and that more than 40 percent of the genes in each of the two species are undergoing rapid change. Many of the rapidly evolving genes encode toxins and other proteins that may debilitate plants. "We speculate that the rapidly changing gen...

Race to halt global amphibian crisis boosted by rediscovery of endangered Colombian frogs

...er of the rediscovered frog species had the deadly fungal disease chytridiomycosis, raising hopes that the species can be saved in the new protected area or through captive breeding. The fungus has been found as close as 40 kilometers (25 miles) away on the other side of the Sierra Nevada mountains, and sci...

Potato blight pathogenicity explained by genome plasticity

...nts," adds Govers. "Effectors are quite common in fungal and bacterial plant pathogens, including Phytophthora . But in our case, the gene appears to produce a large regulatory protein that exerts its effect by regulating the expression of other genes, possibly effector genes." While the exact mechanism...

New method confirms importance of fungi in Arctic nitrogen cycle

...the nitrogen in plants at the site entered through fungal symbionts, "Previous studies at this Arctic site have found a large range of nitrogen isotope content in plants and attributed the range to plants tapping into several different sources of nitrogen in the soil," says John Hobbie. "Our study indicate...

Major initiative proposed to address amphibian crisis

...ure or urbanization, invasive species, and various fungal diseases have all been implicated. In viewing this issue, some biologists have called amphibians the "canary in the coal mine" - the first clear and sweeping biological example of environmental change, pollution and toxicity that may ultimately affe...

Airborne mold spores increase kids' risk for multiple allergies

...UC) researchers say exposure to a certain group of fungal spores--abundant in the air that we breathe every ...o were exposed to basidiospores and other airborne fungal spores--specifically penicillium/aspergillus and alternaria--early in life were more likely to devel...

Quitting smoking improves lung function considerably

...blood cells (phagocytes) that engulf bacterial and fungal infections, along with ingesting foreign debris. "Sputum neutrophil counts are reported to be increased in heavy smokers with asthma compared with nonsmokers with asthma," said Dr. Thomson. The authors noted that in many developed countries, more...

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