Tag: "fungus" at biology news
Wood preservation: stopping termite destruction and making safer wood preservatives
...y tool in controlling brown rot, a wood-destroying fungus
that causes millions of dollars in structural damage to homes and buildings in the United States each year. (The paper on this research, CELL 98, will be presented at 1:30 p.m., Wednesday, April 4, in the San Diego Convention Center, Room 11A.) ...
Ill winds carry toxic dust
...e rapid demise of Caribbean corals on attacks by a fungus
carried in Saharan dust. Droughts in Africa are causing larger, more frequent dust storms, some of which produce clouds of fine dust covering thousands of square miles. Trans-Atlantic winds can carry the dust to North America and the Caribbean. And, ...
Important pathogens and cures belong to little-known group of fungi
...ta, the scientists have determined a more accurate fungus
family tree and reconstructed the evolution of the...ived non-lichen-forming category of fungi. When a fungus
loses its ability to form a lichen symbiosis, some of the genes involved in that process may be dive...
Global consortium announces plans to sequence banana genome
...armers to grow bananas that are able to resist the fungus
"Black Sigatoka," as well as other diseases and pe...s. Bananas are threatened by the rapidly spreading fungus
Black Sigatoka that has been undermining banana production for the past three decades. It has reach...
Fish-stocking may spread amphibian disease
...earch shows that hatchery-reared fish can spread a fungus
implicated in the mass deaths of amphibian embryos...tes with mass amphibian deaths, and the associated fungus
(Saprolegnia ferax) is a common disease of hatchery-reared fish. To determine whether fish-stocking...
Across the countryside: How ecology predicts the movement of parasites and disease
... be this simple. From measles to rabies to deadly fungus
on corals, scientists are conducting research inve...e of a changing environment: insights from a coral fungus
pathosystem. Coral reefs have been dying-out rapidly over the past decade, with the exact culprits ...
Picky plants: Do they 'choose' the best fungal partner?
...e in the soil. Attached to the plant's roots, the fungus
provides the plant with nutrients needed for growt...--usually phosphorous---and the plant provides the fungus
with something it needs, usually carbon. Many plants show increased growth when they team up with a...
New killer stalks California forests
... species in greenhouses and infected them with the fungus
that causes the disease. Their results confirmed their fears. The eastern oaks were just as, if not more, susceptible to the disease. States Rizzo, Since we have yet to even understand how this disease works it terms of how its spread, we have no ide...
Purple potato boost for organic food industry
...being impregnated with seven deadly strains of the fungus
which causes blight, the purple newcomer from Hung...se of potato and, to a lesser extent, tomato. The fungus
is dispersed by wind-borne spores, which emerge from the stomata (breathing holes) of infected leave...
Researchers identify pathogen-specific gene response in human immune cells
...(influenza), a bacterium (Escherichia coli), and a fungus
(Candida albicans). They looked for genes that were turned on or off in a dendritic cell after it encountered a pathogen, thus generating a snapshot of which genes were active during a dendritic cells response to a specific pathogen. Several clear r...
Study: King Midas' feast offered golden opportunity for fungi
...have fueled a feast for a generally benign type of fungus
that led to extensive deterioration of the king's ...bletops surrounding the coffin, indicates that the fungus
was fueled by nitrogen from the king's body and food sources left in the tomb," Filley says. "Our re...
Dendritic cell-based vaccination to prevent opportunistic fungal infections
...tect immunosuppressed people from infection by the fungus
Pneumocystis carinii, Zheng et al. have tested a strategy that was recently developed to induce mucosal antibodies against a bacterial pathogen. This approach relies on dendritic cells (DC), which normally express the receptor CD40 and can be activat...
Supplement reduces risk of aflatoxin-related liver cancer
...ns, which are known carcinogens, are produced by a fungus
that is a contaminant of grains such as corn, peanuts and soybeans. Levels of aflatoxin are carefully regulated in the United States but are often far higher in the food supply of many developing nations and are known to cause liver cancer, especia...
Preserving pine's genetic heritage
...Australia until a treatment that can eliminate the fungus
without killing the seed is developed. Previous collections, made before the disease appeared, have sampled these mainland populations. The stand of just 220 trees on the rugged Mexican island of Guadalupe is currently in good health but is under thr...
Mating molds provide new insights into speciation and human reproduction
...ospora crassa, commonly called pink bread mold - a fungus
that has been a useful genetic model organism for ...of a gene not found in its partner chromosome, the fungus
will turn off all copies of that gene in the cell. Because the genes are turned off in the early sta...
Scientists battle cold weather mold
...e recently discovered however, that by pitting one fungus
against another, in a kind of under-snow warfare, ...e sub-arctic region of Alaska, may offer hope. The fungus
appears to prey on the most common forms of snow mold, using them as a food source. Whats even bette...
Fighting the spread of sudden oak death
...I. March 4, 2002 To stop the spread of an exotic fungus
that is killing oak trees in northern California, ...d survivability. Sudden oak death is a water mold fungus
that is causing an oozing canker on the trunk of oak trees from Big Sur, Calif. to the Oregon border...
Networking slows down protein evolution, study reveals
...y of California-Berkeley compared the genomes of a fungus
and a worm - two very different species that share...y. He pointed out that yeast - a relatively simple fungus
- has 6,000 genes; the roundworm 19,000; and humans, with all of our complexity, only 30,000 to 40,0...
People linked to new sea otter diseases
...his disease is caused by inhaling spores of a soil fungus
(Coccidiodes immitis) in dust raised by construction and agriculture. "The emergence of valley fever as an otter disease corresponds with an increase in human cases in California," say Lafferty and Gerber. Dust control efforts that reduce human expos...
Site of US Open at Bethpage is reducing pesticide use
...e Green course's toughest putting-green pests is a fungus
called dollar spot, which produces small, tan-colo... halt snow mold development. While preventing the fungus
from growing, the compost fed the greens with nitrogen and micronutrients -- possibly making the gre...
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