Tag: "play" at biology news
The telomere crisis: A crucial stage in breast cancer
...osomes, and the number of copies of genes known to play
a role in cancer. These measures increased, on ave...ays. "First is that telomere crisis does appear to play
an important role in the development of most breast cancers. Second is where it occurs: at the trans...
Scientists identify compounds that mimic calorie restriction
...e restriction, including changes in genes that may play
important roles in heart disease and cancer. Calor...PARalpha may be one of a handful of receptors that play
important roles in mediating the beneficial effects of calorie restriction. Our findings could be us...
Discoveries in neuroscience
...n high concentrations in the brain are believed to play
a critical role in movement, vision and memory. To understand how these communication "tunnels" work, scientists must be able to shut them off. Once those tunnels are disabled, researchers can pinpoint the information that connexins pass between nerv...
LBP-1a gene mutation linked to disruption of normal fetal development
...ing suggests that a similar defect in humans could play
a role in fetal growth retardation, infant mortality and spontaneous abortion. These results, by investigators at St. Jude Children's Research Hospital, are published in the August issue of Molecular and Cellular Biology (MCB).The finding could one d...
U-M scientists find common virus in human prostate tissue
...iguing possibility that this common virus also may play
a role in prostate cancer the second-leading cause of deaths from cancer in American men. A team of scientists directed by Michael J. Imperiale, Ph.D., U-M professor of microbiology and immunology, have found DNA and proteins from the BK virus in...
Bad news for pathogenic bacteria: Scientists find protein essential for bacterial survival
...eir business." Knowing what roles ppGpp and DksA play
in how bacteria respond to stress and other physiological stimuli may help scientists create new antibacterial drugs that target mechanisms specific and unique to harmful bacteria. "Conventional antibiotics aimed at killing bacteria also put immens...
UCSD researchers are first to demonstrate molecular link between inflammation and cancer
...ond group without IKK beta in myeloid cells, which play
an important role in the immune system by generating white blood cells called macrophages to induce inflammation and fight infection. Focusing on the epithelial cells deficient in IKK beta, the researchers found that DSS induced inflammation in the ...
Genes may be central to cocaine addiction
...hat the proteins produced by the Homer genes might play
a role in cocaine addiction. Members of the family...tes that Homer is a particularly good candidate to play
a central role in cocaine addiction," wrote the researchers. Since the Homer proteins are known to b...
NHGRI adds 18 organisms to sequencing pipeline
...derstanding the role that natural genomic variants play
in causing diseases, will be developed at a workshop that NHGRI plans to hold later this summer. Sequencing efforts will be carried out by the five centers in the NHGRI-supported Large-Scale Sequencing Research Network: Agencourt Bioscienc...
Where the sage-grouse roam
...agebrush steppe rangelands. The lands also play
a role in oil and gas production. A majority of leases for gas and oil development are on federal lands in regions such as the Wyoming Basin and eastern Great Basin. Discussing a recent analysis under the Energy Policy and Conservation Act, Sean Fi...
Huge market for forest moss raises concerns
...s overseas in untreated moss samples. And moss may play
an important role in nutrient cycling that is not yet fully understood." Moss also holds about 10 times its weight in water, Muir said, and acts as a natural sponge, a hydrologic buffer to help control the flow of water in forests. Some thr...
JCI table of contents, 2 August, 2004
...ing of these bone-marrow cells and what roles they play
in promoting or inhibiting repair. Elizabeth Nabe...Investigation of the role other immune cells might play
in the pathogenicity of these diseases has just begun. Now, Klaus Ley and colleagues, from the Unive...
Study shows impact of emotionally healthy fathers when mothers' poor mental health affects children
... Center study points to the important role fathers play
in their children's emotional and behavioral health. The study shows that a father in good mental health can substantially reduce the negative influence of a mother's poor mental health on a child's behavioral and emotional well-being. "If a mother a...
MSU group reviews Berkeley venture into brave new science funding world
...ing the role a public land-grant university should play
in the 21st century. The review "External Review of the Collaborative Research Agreement between Novartis Agricultural Discovery Institute, Inc., and The Regents of the University of California" was conducted by Busch; plant biologist Richard Allis...
Two enzymes key to calorie-burning, Brown research shows
...sts have known for about a decade that PC1 and PC2 play
a role in peptide processing, we did not know their importance in activating neuropeptides so key to energy balance. It's a thrilling finding." The National Institutes of Health funded the research in Nillni's laboratory. It was conducted at Brown Me...
Warmer weather, human disturbances interact to change forests
...'s forests, disturbances such as logging also will play
a critical role in how these sylvan ecosystems cha...such as harvesting or wind damage will continue to play
a very important role in shaping forests. "Harvesting helped create the forests we know today, and w...
Spring through fall, cities are greener longer than neighboring rural regions
...ate that factors related to population density may play
the more important role in the observed effects. The data do, however, show that "greenup" changes in surrounding rural areas are linked to city size -- the larger the city, the longer the reach of the extended greenup effect. To date, more than o...
Study finds anti-HIV protein evolved millions of years before the emergence of AIDS
...genome against mobile genetic elements and may now play
a role in defending against as-yet-unknown viruses. Malik said that there is a good lesson to be learned from his lab's research approach. "If you study what most people consider harmless oddities of the genome and host defenses against them, you may...
Plant gene discovery could enhance plant growth, reduce fertilizer needs and phosphate pollution
...up is focused on learning which genes in the plant play
a role in establishing the symbiotic relationship and of those that regulate the transfer of phosphorous into the plant. In addition to advancing our understanding of nutrient uptake by plants, this work reveals the molecules behind the scenes of a ...
Casanova or caveman: Scientists isolate nerve cells that choreograph male fly's courtship behavior
...once: He tries to copulate, lick her genitalia and play
her a love song simultaneously. So what normally t...uld the genes that control sexuality in flies also play
a role in directing human sexuality? "If you look at the basics of fly behavior, you find an innate ...
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