Tag: "fungus" at biology news

Duke researchers find existing drugs can stop fungus that attacks AIDS patients

...transplant recipientsmay also help fight a type of fungus that infects and often kills AIDS patientsand othe...an,a Howard Hughes Medical Institute investigator; fungus expert Dr. John Perfectof the division of infectious diseases; and their colleagues identifieda trai...

Discovery Of Genetic Pathways May Provide New Ways To Combat Candida Infections

...derlying the infectiousness of Candida albicans, a fungus that causes thrush in babies, vaginal infections i...eventing filamentation in Candida could render the fungus non-infectious. Scientists began to answer this question using macrophages in petri dish, which are ...

Amphibian Mortality Due To UV Radiation

...ndincreased mortality associated with a pathogenic fungus (Saprolegnia ferax)infecting some embryos exposed to UV-B, while embryos under mylar filters werenot infected. The UV-B may work synergistically with the fungus, saidKiesecker, who reports seeing an outbreak of fungal pathogens in a number ofamphibi...

Virulent Fungus Devastating Potato Crops

ITHACA, N.Y. -- The fungus responsible for the Irish Potato Famine of the 184...ed 1 million lives, a newer virulent strain of the fungus is causing widespread crop devastation in the United States. Agricultural scientists are finding th...

Late Blight Battle Goes Online, Marking 150 Year Struggle Since Irish Potato Famine

...es they have to dealwith. Even trying to keep the fungus under control causes significant economichardship because of dramatically increased fungicide costs. We hope thatthrough the continued research of plant pathologists worldwide, we'll find astrategy to effectively control late blight." The late blig...

National Network Provides Update On Devastating Corn Disease

...illdefinitely restrict yield losses." Although the fungus which causes this disease, Cercospora zeae-maydis, has beenaround since 1925, its incidence didn?t accelerate until corn acreage wasincreasingly placed into conservation tillage during the 1980?s. However, Lippsinsists, "Growers should continue to u...

Researcher Uncovers New Species Of Fungus In Wisconsin Lake

...refers cattails. The creature is a new species of fungus that has been named Phomatosporamuskellungensis ...linois Natural History Survey detailed another new fungus genus and species, Ascovaginospora stellipala, which Fallah found on dead stems andleaves of peat m...

Edible Lily Plant Yields A Natural Pesticide

...rown in Hokkaido,Japan, is often threatened by a a fungus that develops lesions in the bulbs. But the stress caused by the attack of the plant pathogen triggers a series ofchemical reactions that causes the plant to make some natural pesticides,according to a research group led by Kenji Monde of Hokkaido Un...

At Last, Zoologists May Know What Is Killing The World's Amphibians

...d toads throughout the world are being killed by a fungus that is new toscience. The fungus, which coats the...hibian populations reported worldwide. The fungus has been found independently by teams in the US andAustralia. It belongs to a new genus of chytrid, ...

Fungus Suspect In Frog Deaths

...iversity in Townsville were first to find the new fungus in 10 frog species and have shown that the fungus kills frogs in laboratory trials. A similar fungus was found on amphibians in Panama last year. ...

Fatal Frog Fungus Found In The United States

.... Untilnow, the few wild amphibians found with the fungus -- in Maryland and Illinois --did not seem ill. T...or listing as an endangered species. What role the fungus might haveplayed in these die-offs is far from clear, Rosen says, but "we're taking itvery seriousl...

The Touch Of Phytophthora

...ore the fungal hypha (a thin tube formed by the fungus to grow and to invade plant material) has compl...sis. In her study, she replaced the penetrating fungus with gentle local mechanical stimulation of the cells using a tungsten needle of the same diam...

Duke Studies Show That Environmental Effects Of Dams Extend To Insect Life

...d carry them away to their colonies to cultivate a fungus theyfeed on. Rao found these leaf cutter ants seem to thrive on the very smallislands that some butterflies avoid. In fact, her systematic census showed anaverage of 5.6 leaf cutter ant colonies per hectare on the smallest islands,compared to...

Tourists And Scientists Could Be Bringing Deadly Diseases To Antarctica's Wildlife

... polarskuas died from infection with a hyphomycete fungus at Hope Bay in the northernAntarctic Peninsula. And in one of the largest outbreaks reported to date, 1345New Zealand sea lion pups and 85 adults died in January and February this yearfrom septicaemia on the Auckland Islands, 600 kilometres south of ...

USGS Finds Fungus To Be A Cause Of Fish Lesions In Chesapeake

...e Chesapeake,North Carolina and other estuaries, a fungus seems to be primarily responsiblefor lesions in me...ingincreasingly evident, Blazer questions how this fungus may have becomeestablished in Chesapeake Bay tributaries and what water-quality factors,including nu...

Beyond Jurassic Park: Real Science With Ancient DNA

...y those with a specific rust disease, caused bythe fungus Puccinia grindeliae. Examining this century old fungus and analyzingits genetic evolution could help identify potential biocontrol uses foreradicating the ...

UC Scientists Search For Alternatives For Methyl Bromide

...gation Practices could Save Pear Orchards Oak root fungus is a huge problem in many California tree and vine...ers at UC Davis are investigating whether oak root fungus can be managed by modifying irrigation practices. "We're trying to find a middle ground," said ...

Professor Authors Complete Guide To Fungi

ITHACA, N.Y. -- There is fungus among us. George Hudler, a Cornell University prof...ceton University Press, $29.95)," the story of the fungus kingdom and itsimpact on humanity. Some 30 years ago, in a University of Minnesota lecture-and-lab...

AHA Issues Scientific Statement On Infective Endocarditis

...nfective endocarditis (IE) occurs when bacteria or fungus cause severeinfections in the inner lining of the heart or heart valves, leading to tissuedamage or destruction. Antibiotics can usually treat the bacterial infections,but if the disease is not detected, the infection can gradually destroy theheart ...

Technology Reduces Reliance On Fungicides For Grape Growers

...k manydifferent types of plants worldwide. "As the fungus grows over grape surfaces,it sinks its "teeth" into the succulent plant tissues providing itself with foodto grow and reproduce," says Douglas Gubler, plant pathologist at the Universityof California and a member of the American Phytopathological Soc...

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