Tag: "skin" at biology news
Advance in asthma research announced
...d from 1980 to 1993. In addition, estimates from a skin
test survey suggest that allergies affect morethan...tances: repifermin, or KGF-2, for the treatment of skin
wounds and for supportive care of cancerpatients; MPIF-1 for cancer supportive care, and VEGF-2 (tog...
Tobacco farm workers may contract tobacco sickness, Wake Forest study shows
...content. "Absorption increases with the amount of skin
exposed and with skin
damage or disease," she said. Because the work is done on the hot, humid days of summer, workers are...
Cross-dressing in the snake world
...o couple with females. "Males that produced female skin
lipids became female in behaviour as well as attractiveness," says Shine. To check that the snakes were not getting their hormonal disguise from contact with females, the researchers rubbed males against females. Males treated in this way failed to...
Carotenes and vitamin E protect against sun damage to the skin
...ubling in the U.S.A. since 1973, protection of the skin
against ultraviolet radiation damage has become a ... Before supplementation, the subjects' individual skin
reactions to UV exposure were measured by inducing a mild sunburn using a blue-light solar simulator...
University of Colorado salmon study spawns new insight into human brain aging
...ain decay, cardiovascular disease, muscle atrophy, skin
lesions and the resorption of internal organs. Laboratory studies of APP and beta-amyloid molecules obtained from salmon brains and from a small piece of brain tissue from a human who died with Alzheimer's disease showed the molecules "to be very si...
Researchers successfully immunize mice against aggressive cancer
...inst melanoma, one of the more aggressive forms of skin
cancer. So far, immunized mice have survived for a...he disease. "Melanoma is a very aggressive form of skin
cancer and prevention or early detection are the two keys to its treatment," said Dr. Robert Skidmor...
EPA, OSHA and CPSC accept non-animal system for screening chemicals' skin corrosiveness
...ed to accept chemical safety data from a synthetic skin
test in lieu of an animal test, the National Toxi...mical or chemical mixture was placed on the intact skin
of a laboratory rabbit. Several thousand rabbits have been used each year in the old test, accordi...
Chytrid fungus associated with boreal toad deaths in Rocky Mountains
...n examined other toads collected in 1999 and found skin
abnormalities that he considered "suspect"but inc...r weak or lethargic, exhibit excessive shedding of skin
and may be reluctant to flee at the approach of humans. These die-offs of amphibians in Rocky Mounta...
Scientists move in on genes conferring susceptibility, resistance to cancer
...nfer susceptibility and resistance to a human-like skin
cancer, suggesting, they say, that mouse studies m... grown for years in culture is implanted under the skin
of an immunodeficient mouse. "These new models mimic natural conditions of cancer," says the senio...
UC Berkeley biologist disputes current dogma that genetic mutation is the cause of cancer
...at UC San Francisco is now screening for a type of skin
cancer called melanoma by looking for chromosomal anomalies in skin
cells. Duesberg said that the principal problem with the mutation theory of cancer is that no one ha...
Gene defects tied to inability of cells to repair DNA damage
...n are incredibly sensitive to sunlight and develop skin
cancers in pigmented skin
areas. These individuals had also developed Cockayne's syndrome. The cells were tested in several e...
Vitamin D deficiency and bowel diseases connected
... less sunlight. Vitamin D is manufactured in the skin
on exposure to sunlight and people make significantly less in northern climates, especially in the winter. The incidence of IBD in Canada, for example, is the highest in the world. While Cantorna's research and IBD's geographical distribution sug...
Cloning reverses aging in cow cells, a milestone in medical research
...such as tumor formation, wound-healing and chronic skin
conditions. Francis is also an assistant professor of pathology, anatomy and cell biology at Jefferson Medical College. The Lankenau Institute for Medical Research is a subsidiary of Main Line Health. It is located on the campus of Lankenau Hospital,...
Mighty things from small beginnings
....S. Department of Agriculture. "If you slice your skin
before taking aspirin, it may take around three minutes for blood to stop oozing out. After taking aspirin, your bleeding time might go up to nine or 10 minutes." The important factor, she noted, was that aspirin, alcohol, and other drugs all have ...
CWRU to host regional NAE biomedical conference
...e company has already marketed synthetic and human skin
replacements to treat burns and skin
ulcers and is developing special cartilage replacements for those who suffer joint injuries or arthr...
UCSF study finds danger in marathon runners drinking too much water
...ater out of the blood, leading to puffiness in the skin
and swelling in the brain. The brain responds to the pressure by sending an emergency distress call to release water into the lungs. The lung fluid, or the brain pressure, eventually kills most patients with hyponatremia, Arieff said. "They either...
Fact sheet: the Report on Carcinogens - 9th edition
...exposure to solar radiation and melanoma and other skin
cancers in humans, and that exposure to sunlamps o...ted with melanoma. The Report also indicates that skin
cancers are observed with increasing duration of exposure, and the effects are especially pronounced...
Carbon diem: Grants awarded to research that seizes excess carbon dioxide
... be tough," says Peterson. "If you peel a piece of skin
after a sunburn, that's a very thick membrane." Membranes for industrial processes must be durable and hold up to a lot of wear and tear. The membranes also need to be affordable. "What's challenging about making membranes on a large scale is that pr...
Bone produced from skin and gum tissue
ANN ARBOR---Using engineered skin
and gingiva (gum tissue) cells, researchers at the...ch is still in developmental stages, a tiny bit of skin
or gum tissue is removed, cut into even smaller pieces, and placed in a culture dish. The cultured ...
University of Washington partners with Advanced Tissue Sciences and others in $10 million grant to 'grow' human heart tissue
... to bioengineer commercially available replacement skin
products, as well as other tissues. The company also has patented technology for bioreactor systems that replicate conditions inside the body to produce engineered tissue on a large scale. "Producing something on a small scale at the university and ...
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