Tag: "dead" at biology news
Circulation of 'disaster myths' in Haiti could hinder appropriate disposal of bodies
Myths about the infectious disease threat posed by dead
bodies could lead to insensitive and inappropriate...re have been some reports which wrongly state that dead
bodies can cause epidemics. 'Fear that dead
bodies cause epidemics in the surviving population has l...
'Dead zone' area shrinking, Texas A&M prof says
...any types of marine life where it is present. The dead
zone area encompassed more than 6,000 square miles...f," DiMarco explains. "In other words, much of the dead
zone had broken up, and this very much surprised us." DiMarco believes there are two reasons why the...
Alaska scientists find Arctic tundra yields surprising carbon loss
...mer temperatures should stimulate decomposition of dead
plant material, releasing carbon to the atmosphere and nitrogen to plants. Nitrogen limits plant growth in most terrestrial ecosystems, said Bret-Harte" "What's really surprising about this result is that we didn't expect that this big loss of carbon...
Scientists fear new Ebola outbreak may explain sudden gorilla disappearance
...rn all people living in the area to avoid handling dead
animals. Ebola hemorrhagic fever is a severe, often-fatal disease that affects humans and non-human primates, such as monkeys, gorillas and chimpanzees. Researchers believe the disease, which first emerged in 1976, is zoonotic, or animal-borne. Man...
The future of HIV therapeutics is brightening, according to Gladstone Institutes Director
...'s quite potent, and it can halt the growth of HIV dead
in its tracks, provided the virus lacks its Vif, or viral infectivity factor, gene." HIV attacks APOBEC3G through its Vif protein. GIVI scientists were the first to show that Vif not only targets intracellular APOBEC3G for accelerated destruction, b...
Study in Science reveals recreational fishing takes big bite of ocean catch
...ed, but lead to discarding of fish that are likely dead
or dying. Unlike hunting on land, where hunters are licensed and the total take is controlled or managed by license lotteries, similar controls for saltwater recreational anglers simply do not exist," says Crowder. Limiting fishing to catch and rele...
Biologists deciphering complex lemur scent language
... "stink fight" between ring-tailed lemurs might be dead
serious to them. But to observers, the scented struggle ranks among the more odd, even comical sights at the Duke University Primate Center already renowned for the biological eccentricities of its exotic denizens http://www.duke.edu/web/prim...
New hypoxic event found off Oregon coast
...ring concern among marine scientists. In 2002, the dead
zone appeared to be a one-time anomaly, an odd com...and we believe we're now in the process of another dead
zone event." In the 2002 event, water at depths of 30-50 meters, within a mile or two of the shorel...
Goals unlikely to protect Gulf of Mexico shrimp industry
...n and to answer two key questions: Is the expanded dead
zone human-caused? Will a proposed goal of 30 perc...nitrogen load reduction will not likely shrink the dead
zone to the desired 5,000 square kilometers. According to the paper, the nitrogen load must be reduc...
New UCF researchers, college will help fight Alzheimer's disease, cancer
...w to prevent neurons from dying and how to replace dead
neurons in the brain with newly stimulated ones as therapies for diseases such as Alzheimer's and Parkinson's and strokes. He previously taught at the University of Calgary. Mark Muller, a professor of molecular genetics who last taught at Ohio State...
Whale carcass yields bone-devouring worms
... species of unique worms that feed on the bones of dead
whales. In the July 30 issue of Science, the resea...ts." They use the roots to infiltrate the bones of dead
whales, digesting the fats and oils inside with the help of symbiotic bacteria. Marine biologist Gre...
Argonne scientists determine structure of staph, anthrax enzyme
... bind to the same site and make sure the enzyme is dead
or inactive." This step is based primarily on trial and error. However, if scientists know the structure, they can make a more educated guess. "We need to study more proteins from these genomes to better understand their biology and therefore be abl...
Asian bird flu became highly pathogenic through continued circulation and gene swapping
... "Although these deadly viruses were isolated from dead
migrating birds, we don't know if the birds are actually spreading H5N1," Webby said. "We must do further research to find out, since migratory birds could conceivably spread highly pathogenic H5N1 throughout the rest of Asia and into Europe and the ...
Gene alteration points to longevity, thinness
... the relationship between Indy short for 'I'm not dead
yet' and longevity when they found spontaneous mutations of the gene in the adult fruit fly that nearly doubled its lifespan. Their research, published in the journal Science in December 2000, says the mutations may create a metabolic state that mim...
Clemson researcher places hope on pushy photons
...ple, the message that triggers the replacement of dead
cells with scar cells in heart muscle. Scar tissue makes heart muscle stiff and can lead to a heart attack. If scientists understand this message, they could change it. Instead of building scar tissue, the cells could stimulate new growth. Cells ...
Study sheds new light on genetic risk for Parkinson's disease
...be involved in neuron repair and in the removal of dead
cells, so if you have APOE-4, you may be at higher risk of Alzheimer's disease or poor recovery from stroke and brain injury." On the other hand, APOE-2 seems to occur with lower frequency in people with Alzheimer's disease and is linked with...
Scientists learn how adjuvant makes vaccines effective
...y work fine by themselves. But vaccines containing dead
organisms (inactivated vaccines) or pieces of the infectious organisms or their toxins (acellular or recombinant vaccines) generally need adjuvants to boost their effectiveness. Aluminum salts, known as alum, are the only adjuvant approved for use in...
Medical implants work better when you rough them up, study finds
...hy cells and creates a steadily growing capsule of dead
tissue." Adding texture to an implant's surface t...could directly attach to an implant, problems with dead
tissue build up, infections and implant replacements would be far less common."...
When blood can't get to brain, special CT scan helps
...d flow, volume and flow rates to tell if tissue is dead
(infarcted) or just blood-starved (ischemic). The U-M team also notes that perfusion CT may be useful in patients who have survived a type of stroke known as a subarachnoid hemorrhage, caused by a burst aneurysm that bleeds onto the surface of the br...
After natural disasters, the risk of infection, epidemics from dead bodies is negligible
...ease is also available in Spanish . Fears that dead
bodies will cause widespread infection following a...is no evidence that, following a natural disaster, dead
bodies pose a risk of epidemics, says the article, which was written by Oliver Morgan, who is a rese...
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