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Tag: "concern" at biology news

A New Era of Hope for the World's Most Neglected Diseases

...rategic interests—military or security—are driving concern about these conditions?(BMJ 325: 176?77). Hence, only 13 new drugs have been developed for neglected tropical diseases since 1975, and they have garnered little international attention compared with “the big three?global health threats: HIV/AIDS, tub...

Underlying cause of massive pinyon pine die-off revealed

...e documented a massive forest die-off - and it's a concern because it's the type of thing we can expect more of with global warming," said research team leader David D. Breshears, a professor of natural resources in The University of Arizona's School of Natural Resources in Tucson and a member of UA's Instit...

Katrina floodwaters not as toxic to humans as previously thought, study says

...ey say, but at levels that typically do not create concern for human health. If the floodwaters had occurred in another location near more industrial sites in the city and if the wind damage or water surge had been more severe, then the resultant floodwaters could have been a more serious toxic threat, Pard...

Stem cells' electric abilities might help their safe clinical use

...Aug. 5 online in the journal Stem Cells. "A major concern for human ESC-based therapies is the potential for engineered grafts to go haywire after transplantation and form tumors, for instance, due to contamination by only a few undifferentiated human ESCs," says Ronald A. Li, Ph.D., an assistant professor ...

Retinal scans eyed for New Mexico show cattle

...es that have had contact with an animal disease of concern within 48 hours of an initial diagnosis. In a first-of-its kind project for New Mexico, scientists tested 35 market steers from 18 Quay County farm families, using a combination of eye-scanning and radio frequency identification (RFID) ear tags for ...

Past illegal blood donation in China linked to hepatitis C virus infection

...easons for stopping were improved economic status, concern about health effects of blood drawing, abnormal liver function tests or hepatitis, and shut-down of the illegal blood center. The investigators concluded that unhygienic plasma donation and receipt of blood transfusion are strong risk factors for HC...

Chernobyl: The true scale of the accident

... the damaged reactor. Radioactive iodine, of great concern after the accident, has a short half-life, and has...r half life of 30 years, persist and will remain a concern for decades to come. Although plutonium isotopes and americium 241 will persist perhaps for thousand...

PLoS Medicine publishes first trial of effect of male circumcision on HIV infection

... sex for six weeks after the operation). A further concern is that circumcised men, considering themselves to be "protected," might be more likely to engage in unsafe sex. Research is also needed to find out whether male circumcision only has a preventive effect on female to male transmission, or whether it ...

Emerging staph strains found to be increasingly deadly and deceptive

...orts of 'community-acquired' MRSA infections raise concern ?If MRSA becomes the most common form of Staphylococcus aureus in a community, it will make treatment of common infections much more difficult." The April 7, 2005, issue of The New England Journal of Medicine refers in an editorial to "?an epidemic o...

Researcher says flu responders can learn from 1918 epidemic

...18 flu outbreak. What he's found, he says, should concern anyone. "Most communities were woefully unprepared for the health crisis they faced," said Higgins, who is focusing his research efforts on the ability of Pennsylvania cities to respond. "Those cities that passed muster, relatively speaking, had bee...

New antibody shows promise as cure for anthrax

...tment of Virology and Immunology at SFBR, adds, "A concern to national defense is that terrorists might design a strain of anthrax that is resistant to antibiotics, but this antitoxin could eliminate those concerns by providing an effective treatment that doesn't require antibiotics." Anthrax infection is s...

Volunteers sought for avian flu vaccine study

...ic of avian influenza, or "birdflu," is of growing concern throughout the world. Human cases, with a high fatality rate, have been reported in Vietnam, Thailand and Cambodia. Public health experts fear that avian flu could lead to a worldwide pandemic if the virus becomes easily transmittable,leading to a ...

US/African project deciphers deadly parasite genome

...as a parasitic disease. The disease became a major concern after it was introduced into South Africa in the late 1890s when infected cattle from northern Rhodesia (now Zambia) were imported to replace thousands of animals that had been killed during a devastating outbreak of rinderpest. Nobel Prize winning ...

Drug resistant avian influenza viruses more common in Southeast Asia than North America

...online edition of Virology. H5 influenza viruses concern world health officials because H5N1 subtype has be... difficulties in controlling the pandemic." This concern over activities in China that might increase selective pressure for amantadine resistance in H5N1 ha...

Hurricane aftermath: Infectious disease threats from common, not exotic, diseases

...ans where the water has greater salinity. Another concern is diarrhea and gastrointestinal illnesses from the flood waters. Short bouts of diarrhea and upset stomachs sometimes occur after natural disasters and can be caused sewage contamination of the water. Although at high levels in floodwaters, the E....

LIAI scientists make major finding on potential smallpox treatment

... into the hands of terrorists at some point. This concern has led to the creation of worldwide stockpiles of the smallpox vaccine over the last several years. Kronenberg said that if further study continues to validate the safety and effectiveness of Dr. Crotty's finding, "we may one day see high-quality ...

Gaining ground in the race against antibiotic resistance

... increased its range of resistance. This is a huge concern in the clinic." To date, there are no known inhibitors of metallo-alpha-lactamases, but directed evolution could help in their design, Vila said, by giving drug makers a reliable prediction of what the next generation of enzymes will look like. "Sin...

A Father’s Day Gift: Free DNA Paternity Testing

....edu/binaries2/DeepSeabed_FINAL.pdf), cites rising concern about the absence of clear rules governing access to and the sharing of benefits derived from the "global commons" of the sea beds and about the potential for severe, perhaps permanent damage to these unique and sensitive ecosystems, which include se...

Clear rules needed to govern deep sea bioprospecting: UNU

....edu/binaries2/DeepSeabed_FINAL.pdf), cites rising concern about the absence of clear rules governing access to and the sharing of benefits derived from the "global commons" of the sea beds and about the potential for severe, perhaps permanent damage to these unique and sensitive ecosystems, which include se...

Menopause Symptoms May Come Back After Stopping Menopausal Hormone Therapy

...erbs can have estrogen-like actions and thus raise concern about their long-term use," said Barbour Warren, a...reater cell multiplication in the breast. There is concern over this effect since it could be a preliminary step in cancer formation by leading to the outgrowt...

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