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Tag: "threats" at biology news

Innovative smallpox vaccine research study to be conducted at Case Medical Center

...o longer necessary for prevention. However, recent threats of bioterrorism after 9/11 have spurred the development of a new safer vaccine that can be given to immune-compromised individuals....

Researchers find 24 species believed new to science in Suriname rainforest

...ation management of the region to address and halt threats from hunting and small-scale illegal mining. The report suggests that strategies should focus on protecting freshwater streams and preventing fragmentation of the natural habitat from unchecked or poorly planned development. The Guayana Shield reg...

Newly found sensing system enables certain bacteria to resist human immune defenses

...uding humans. “Gram-positive bacteria are major threats to human health, especially due to increasing problems with drug resistance, and these findings may help chart a path to designing new drugs to bolster our antimicrobial treatment options,” notes NIAID Director Anthony S. Fauci, M.D. Led by Michae...

Massive herds of animals found to still exist in Southern Sudan

...an has been the animals flourishing.” “Numerous threats in this post-war era face the region, including an enormous amount of extensive seismic exploration for oil in the Sudd that is harming the environment,” added Elkan. “Industrial permits have been awarded over much of the migration corridors. Widespr...

Amphibians in losing race with environmental change

...t in a different way, it's not just that there are threats and pressures amphibians have to deal with," Blaus...bian populations when a novel threat arises, other threats may be too intense and too new for amphibians to cope with them," the researchers wrote in their rep...

Alien plants attack using 'resource conservation' as weapon, researchers say

One of the most serious and least understood threats to the world's ecosystems is the problem of invasive species-exotic plants, animals and other organisms that are brought into habitats and subsequently spread at a rapid rate, often replacing native species and reducing biodiversity. Invaders thrive...

Dinosaur hearing, listening to muscle noise, quieter cubicles

...ll present an estimation of the distances at which threats can be detected (2pEA6; contact Alexander Sutin, asutin@stevens.edu ). RESTORING QUIET IN NATIONAL PARKS Is quiet an endangered resource in U.S. National Parks" According to Kurt Fristrup ( kurt_fristrup@nps.gov ) of the US National Park S...

NIAID DNA vaccine for H5N1 avian influenza enters human trial

...ment to respond to new emerging infectious disease threats and to improve public health preparedness." Highly pathogenic avian influenza A viruses, specifically H5N1, have emerged in the past decade, causing widespread sickness and death in domestic and wild bird populations. As of December 27, 2006, 261 ...

Massive coral death attributed to earthquake

...y on a scale rarely observed. In contrast to other threats like coral bleaching, none of the corals uplifted ...attribute damage on this scale to more common reef threats in Indonesia such as cyanide fishing or bleaching. People monitoring Indonesian corals reefs now hav...

Cancer tip -- Nanoparticles can damage DNA, increase cancer risk

...icles is focused on health and safety risks, or on threats to the environment," Pacheco said. "I am concerned because so many new nanoparticles are being developed and there is little regulation on their manufacture, use and disposal." Pacheco and her colleagues looked at how two different types of nanopa...

Twenty of world's 162 grouper species threatened with extinction

...ovides scientists with baseline data for analyzing threats to ocean species. “This assessment forms part of a growing focus on over-fishing and conservation concerns for fishes in general,?said GMSA Director Kent Carpenter. The workshop identified the need to better protect outer reef areas and to mana...

Turtles are loyal in feeding as well as in breeding

...gate these 'hotspots' further. One of the major threats to marine turtles globally is fisheries bycatch. Hundreds of thousands of marine turtles die each year as a result of fisheries interactions. Identifying and protecting key habitats is critical for the future of these endangered species....

Tiny Tampa Bay fish key to evolution of immune system

...t standing up to the bacterial, viral and chemical threats in its environment. Understanding how it does so could lead to improved biodefense and better immune-boosting drugs to fight cancer and disorders such as rheumatoid arthritis, say scientists at the University of Florida and the University of South Fl...

The subtleties of tropical forest demise

... U.K. "It's astonishing how insidious many of the threats are," said Peres. "We rely on satellite images or ...are disappearing, but many of the new and emerging threats are virtually invisible, unless you're on the ground." The editors define four categories of emergi...

Malaria treatment efficacy compromised in certain HIV-positive patients

...w generally acknowledged to be one of the greatest threats to our ability to roll back malaria," according to Dr. Van geertruyden. The study suggests that malaria control and prevention, next to early diagnosis and a highly efficacious malaria treatment, are essential tools in areas where both diseases coex...

Silver bullet: UGA researchers use laser, nanotechnology to rapidly detect viruses

... clearly too long, especially in light of emerging threats such as H5N1 avian influenza. "For some respiratory viruses, you've either cleared the infection at that point or succumbed to the infection," Tripp said. "What we've developed is the next generation of diagnostic testing." ...

Extraordinary life found around deep-sea gas seeps

...extent to which these communities may face serious threats from human activities. At all of the seep sites, there was evidence of fishing damage in the form of trawl marks, lost fishing gear, and extensive areas of deep-sea coral rubble. ...

Researchers map spread of pathogens in the human body

...ith severe medical and veterinary consequences and threats for the food industry. The work is of broad significance as these novel research approaches are applicable to a multitude of pathogenic microorganisms. These studies indicate that individual bacteria and their progenies cleverly escape from host ...

Fire ants: Their true story told by the scientist who loves them

...rmites, ticks, weevils, mosquitoes and other major threats to Southern plants, property and people. Like a sort of subterranean family album, "The Fire Ants" details emigration, growth, struggle, development and death in a complex nest of interdependent relationships marked by cooperation, competition and c...

Species unique to tidal marshes face threats

...ding is frequent. Yet they face a broad variety of threats from human-caused environmental damage, according to an assessment in the August 2006 issue of BioScience written by Russell Greenberg of the Smithsonian Migratory Bird Center and colleagues. Tidal marshes occur in mid to high latitudes, along coast...

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