Tag: "protected" at biology news
Water Quality In Indiana's White River Basin Affected By Urban And Agricultural Activities
...er were low. For example, sand and gravel aquifers protected
by overlying clay typically had low concentrations of nitrate. Such aquifers are present in more than half the basin and are a common source of water for rural domestic users. Runoff from urban areas degrades the quality of streams and ground water. ...
Leading HIV Researcher Identifies Molecular Mechanism That Enhances NaturalImmune Defense Against HIV Infection
...to eradicate HIV frominfected cells, so that these protected
reservoirs of the virus will not be ableto allow the emergence of drug-resistant strains. Current therapies simplyprevent the spread of HIV to new cells. To address the larger issue, said Levy, research should focus on what appears tobe a natural im...
Electron Accelerator Provides Unique Proof Of Gene Repair Process In Living Cells
...through a miniscule grid made of gold stripes that protected
some parts while not others. After tagging the dam...whereas no hMre11 was present in regions that were protected
from irradiation by the grid. The hMre11 protein remained associated with the damaged nucleus region...
Despite Odds, Little Known Grauer's Gorillas Persist In Central Africa
...iega, Maiko and Virunga National Parks. Outside of protected
areas, the groupfound that poaching and habitat lo...ed safe from extirpation," Hall said. Even within protected
areas, the team found evidence of poaching. In Kahuzi-Biega NationalPark, for example, at least one ...
Invasive Weeds Pose Major Threat To American Landscape
...tant part of our biological heritageand need to be protected
from invasive non-native species." But the invasive species problem is not just in the West, as the bookemphasizes. It affects most states and most public lands throughout the country. National Park Service Director Robert G. Stanton called...
Social Stress Shortens Lives Of Monkeys With AIDS
...was clear that some unstable monkeys were somewhat protected
by their greater ability to navigate the stormy social waters," Capitanio said. "Plus, there were a couple of monkeys in stable social groups that had difficulty fitting in. So the question becomes, what distinguishes the individuals who did fairly ...
Inhibitor Shows Potential To Protect Infant Brain
...responding decline, suggesting that BAF really had protected
neuronal tissue. Moreover, the activity of an enzyme called caspase-3 was lower than normal in the BAF-treated rats, whereas it was three-to-five times higher in the control animals. "These results suggest that BAF protects brain tissue by inhibitin...
Cystic Fibrosis Gene Protects Against Typhoid Fever
...to S. typhi, cystic fibrosis gene carrierswould be protected
from this infectious process and thus spared the highmortality associated with typhoid fever. Dr. Pier notes that before 1900,typhoid fever was a major infectious disease in the United States that killedabout 15 percent of infected individuals. It ...
Gene Detected That Decreases "Bad" LDL Cholesterol In Men May Cut Heart Disease Risk By 50 Percent
... -- about six percent of the population --would be protected
against heart disease would likely apply to women. Dr. Karpe's co-authors are Bjorn Lundahl; Ewa Ehrenborg; Per Eriksson;and Anders Hamsten....
Newly Recognized Cell-Surface Receptor Protects Heart Tissue Against Damage
... tissue, which doesn't contain A3receptors, can be protected
by transferring human A3 receptors into them,"states Liang. "One could potentially broaden this to tissue types outside theheart, as long as the machinery exists in that tissue to link up with thereceptor." The next steps, say the researchers...
Crystal Structure Of Key HIV Protein Reveals New Treatment Targets
...iscovered that a largepart of the gp120 surface is protected
against attack by a dense array ofcarbohydrates and by an amazing capacity to change shape," says Dr. Sodroski. Among their findings were: A shape-shifting device that allows gp120 to shield itself from antibodiesuntil it reaches CD4 receptor s...
Wildlife Dying At The Doorsteps Of World's National Parks, Study Says
...ng death rates among predators alongthe borders of protected
areas throughout the world. In Algonquin National...rge home ranges, have already vanishedfrom several protected
areas in Africa. Conservation biologists have long practiced under the theory thatpopulation...
Genetic Defect Protects Against Smoking
...is translates into about 7.5 million people whoare protected
against smoking by carrying a single copy of this gene defect." Building on a study published last year in which they identified thegene CYP2A6 as responsible for most nicotine metabolism, Tyndale, along withco-investigator Edward Sellers and...
Fungus Suspect In Frog Deaths
...nforest. Similar sudden declines have occurred in protected
mountainous rainforest areas in Central and South America. An international team of scientists has been collaborating to solve this problem. The Australians have been working with researchers in the UK and USA. They've found evidence that a ne...
Ecological Consequences Of Jasmonate-Induced Responses For Plants In Native Populations
... in a nearby field-plantation where plants were protected
from herbivores with fencing and pyrethrin inse...urn (IIB). For plants growing completely protected
from herbivores (i.e., in the plantation) jasmonate-treatment significantly reduced lifetime v...
The Touch Of Phytophthora
... improve crop plants so that they will be better protected
against pathogens. Scientists in the MPIZ Department of Biochemistry, headed by Klaus Hahlbrock, use cell-suspension cultures of parsley (Petroselinum crispum) as a system for studying the nonhost resistance responses to Phytoph...
Diabetes Drug And Accutane Block Breast Cancer Cell Growth, Cedars-Sinai Researchers Find
... receptor. Theactivated receptor complex causes a protected
gene within the cancer cell to bemodulated. That gene, bcl-2, is associated with programmed cell death. At high levels, itprevents cell death. At low levels, it induces cell death. "When exposed tothe two-drug combination, cancer cells express al...
DNA Vaccine 100 Percent Effective Against Rabies In Monkeys
...), have developed a DNAvaccine against rabies that protected
eight of eight vaccinated monkeys from thedisease. It is the first DNA vaccine to show complete protection in nonhumanprimates against a virus that attacks the central nervous system (CNS). Theirreport describing the successful experiment appears i...
ESA Corporate Award Goes To Precious Woods Ltd.
...whichprovide food and shelter for animals are also protected
during the cutting. Gapsize is minimized to enhance re-growth of shade-tolerant species. Unlike other states in the Brazilian Amazon, 97 percent of the primary forest is saidto still be present in the State of Amazonas. Precious Woods Ltd. is the o...
Experts Say That Future Inhaled Anti-Viral Drug, Zanamivir Is Effective For
Treatment And Prevention Of Influenza
...ted against influenza and weregiven zanamivir were protected
from being ill with flu. Those patients who didget ill were less likely to develop illness with fever when receiving zanamivir. In addition, a phase II treatment trial was presented at the medical conference. Scientists in the Netherlands noted that...
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