Tag: "protecting" at biology news

Scientists say vitamin C may alleviate the body's response to stress

...explain other evidence of the value of vitamin Cin protecting immune function. For example, according to reports in themedical literature, vitamin C boosted immune function in a test group of elderlywomen. It also reduced the incidence of stress-related upper-respiratoryinfections in marathon runners. Rec...

Environment in Eastern Europe benefits from Swedish funding

...-operation", he adds. SEK 15m will be used towards protecting three large transboundary watercourses:Lake PeipusNarva, shared by Russia and Estonia, the river Daugava/Zapadnaja-Dvina, runningthrough Russia,Belorussia and Latvia and the river Nemunas, shared by Russia, Belorussia andLithuania. Therivers are resp...

Hurricane Hugo serves as living laboratory for Clemson University forest scientists

...s. "One of the risks of current methods of protecting rare and endangeredspecies by confining them to a few protected areas is that the destruction ofone such area can severely damage an entire population," said Allan P.C.Marsinko, a Clemson forest resources scientist. While destroying habitats ...

USGS fire research in the southeast

...d over thepast century. One of the difficulties in protecting remaining prairie habitat,says Grace, is that wildfires can no longer spread across wide areas. Theprairie is in pieces, and consequently, for fire to continue to play itslife-sustaining role it must be carefully managed. As the prairie habitat ...

Common parasite overturns traditional beliefs about the evolution and role of hemoglobin

...versity research also pointsto another function -- protecting the worm from NO that is present in the hostgut or produced by the host's immune system. "This ability to metabolize NO is very similar to the hemoglobin ofearly bacteria, but the Ascaris may not be able to do it quite as efficiently,and does...

Testosterone, stress may not suppress immune system after all

...hese illnesses, but the immune cells are out there protecting theskin. Personally, between gangrene and a cold, I'll take the cold." Braude's new idea is that testosterone signals infection-fighting white bloodcells to go out of the blood stream and into the skin. He says it's alsopossible that testosterone m...

Duke expedition to rescue rare lemurs

...ted center thatconcentrates solely on studying and protecting prosimians such as lemurs,lorises, and galagoes. The center is supported by the National ScienceFoundation, private donations and Duke University. Prosimians, or "submonkeys," are descended from primates that also wereancestors to the anthrop...

Major grants support immunology, transplant and diabetes research at the University of Chicago

... healthy isletsbut frustrated by the difficulty of protecting those islets from the recipient'simmune system, which rejects foreign tissue. Current techniques of protectingthose islets suppress the entire immune system, increasing the recipient's riskof infection and cancer. "It's like tearing down your house,...

A 'Juliet' is found for the rare lemur Romeo

...ted center thatconcentrates solely on studying and protecting prosimians such as lemurs,lorises, and galagoes. The center is supported by the National ScienceFoundation, private donations and Duke University. Prosimians, or "submonkeys," are descended from primates that also wereancestors to the anthrop...

UVic creates research chair on drinking water ecology

...al treatment. We have to find ways of managing and protecting our water sources." The $4.6 million chair will t...ntific results to develop management practices for protecting the quality of water and watersheds. It's not our role to get involved in debates for one side or an...

Lemur 'Juliet' may be new subspecies; no mate for 'Romeo'

...ed center that concentrates solely on studying and protecting prosimians, such as lemurs, lorises and galagoes. The center is supported by the National Science Foundation, private donations and Duke University. ...

A molecular chink in the armor of tuberculosis

... defensive weapon," said Jacobs. "Are these lipids protecting the bacillus from some killing function of the macrophage? Or, are the bacteria using these lipids to launch an offensive strike on the macrophage?"...

Chimpanzee subspecies are genetically mixed and more diverse than humans, according to research in 5 November 1999 Science

... distinction could have real-life implications for protecting endangered chimpanzees. Xq13.3 had yet another surprise up its sleeve when it came to the bond between the chimpanzee and the bonobo. Their evolutionary tree revealed a closer relationship between the two separate species than was inferred from othe...

Key progress by Weizmann scientists in the race to unravel ribosomal structure

... humanity. New ways of fightingdisease and hunger, protecting the environment, and harnessing alternative sources of energy are highpriorities at Weizmann....

Peter H. Raven voted president-elect of AAAS

...rstanding plants, conserving natural resources and protecting ecosystems around the world. Two new members were also elected to four-year terms on the AAAS board: Nina Fedoroff, Ph.D., Willaman Professor of Life Sciences and director, Biotechnology Institute and Life Science Consortium, Pennsylvania State Univ...

Threatened Galapagos plants are focus of biologist's field guide

... they see in the Galàpagos." McMullen said protecting plant life in the Galàpagos is a concern of the Ecuadorian government,but one that is dictated by available funding. In the last few years the government has eliminated thegoat population on one of the islands and pulled up or poisoned encroac...

Carotenes and vitamin E protect against sun damage to the skin

...d vitamin E is probably of greater consequence in protecting against sunburn than the dosage....

Chiron reports on discovery of novel men B vaccine candidates based on whole genome sequencing of Neisseria meningitidis by TIGR

...ese insights, we are creating a vaccine capable of protecting against the broad diversity of invasive strains of this virulent microorganism. This progress could only have been achieved by the collaboration of three groups, each with unique expertise, in sequencing the genome (TIGR), in the biology and pathoge...

The little protein that could

...als. They're also likely to be quite important in protecting tissues from various insults such as high oxygen levels." In other words, drinking alcohol may lead to systemic stress by producing oxygen radicals which can, in turn, produce or "up-regulate" metallothionein in order to counter or protect against a...

Bionumerik reports data on two novel supercomputer engineered anticancer agents

...mer complex that is believed to be responsible for protecting a key chemical "lactone ring" on the camptothecin molecule. These findings were confirmed in the ongoing Phase 1 study where an impressive 90% or greater lactone ring stability has been measured in patients receiving doses ranging from 0.15- 1.2mg/m...

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