Tag: "low" at biology news
Amgen investigational therapy, AMG 162, increased bone mineral density with twice yearly injection
...ranging trial in healthy postmenopausal women with low
BMD were presented at the American Society for Bon...zed 411 postmenopausal women, average age 63, with low
lumbar spine BMD to receive AMG 162, placebo or FOSAMAX®. The primary endpoint of the study was...
HHMI researchers Richard Axel and Linda Buck win 2004 Nobel Prize
...t receptors, and each was expressed only at a very low
level." Finally, Buck came up with what Axel calls "an extremely clever twist." She made three assumptions that drastically narrowed the field, allowing her to zero in on a group of genes that appear to code for the odorant receptor proteins. Her fir...
New biosensor rapidly detects deadly foodborne pathogen
...togenes in less than 24 hours at concentrations as low
as 1,000 cells per milliliter of fluid - an amount... The ability to detect L. monocytogenes at low
levels is essential because most of the foods susceptible to Listeria contamination are ready-to-eat...
September/October 2004 Annals of Family Medicine tip sheet
...he authors point out that the risk associated with low
education level is comparable in magnitude to many...atment guidelines. The authors suggest that use of low
education level to identify persons at higher risk of CHD, who are not otherwise identifiable under ...
Viruses found in untreated city water
...ers detected viruses in all wells, even those with low
contributions of Mississippi River water. This suggested that other unidentified sources, in addition to river water, were responsible for contamination. "The only other human fecal source near the wells is sanitary sewer lines," Borchardt said. ...
Is more better: Counting birds may only tell part of the story
...hern New Mexico prefers mesquite savannas, but has low
reproductive success in these areas, probably because of livestock grazing on the grassy undergrowth. Northeastern US songbird populations have been shown to fare better in forest interiors than forest edges or fragmented forests. Bock and Jones sug...
Society for Psychophysiology Research
... and action adventure television programs, whereas low
sensation seekers say they prefer news and magazin...s compared the physiological responses of high and low
sensation seekers during viewing of action news television segments and found that high sensation se...
World's top theoretical physicists converge to consider 'future of physics'
...designed for the task. Fifteen microphones in the low
ceiling enable the recording of every question as well as the speaker's response. Provisions have been made for video equipment to capture not only the speaker, but also the audience. The full dynamics of intellectual interaction can now be transmi...
Emory chemists develop bacteria that may help decaffeinate coffee
...bit so that we could create coffee plants that are low
in caffeine. That's where the bacteria come in. They now need the breakdown product of the enzyme (theophylline) for survival, but they can't do much with caffeine." Gallivan says that the idea is to supply these bacteria with caffeine, and give each...
Story tips from the Department of Energy's Oak Ridge National Laboratory, October 2004
...cture can struggle when the outside temperature is low
and the pump's compressor and outdoor coil motor are affected by the cold. The ORNL-developed frostless heat pump uses a device that enables it to produce warmer air faster and for longer periods while minimizing the defrosting cycle. Recent testing ...
FSU scientist links iron imbalance to Parkinson's disease
...ady diagnosed with the disease. In contrast, low
levels of iron delayed onset of Parkinson's in mic... of the disease in those already infected. But the low
iron news was mixed. Levenson also discovered that iron deficiencies in healthy risk-free rode...
Laboratory test of evolutionary theory confirms importance of links between populations
...stats with high nutrient levels than in those with low
nutrients. That's because the microbes multiplied more rapidly in the high-nutrient environment, resulting in more opportunities for favorable mutations to arise. The dynamics of coevolution were altered, however, by the dispersal of organisms betwe...
New Jersey Institute of Technology environmentalist receives Fulbright Chair award
...al processes on beaches and dunes in estuarine and low
wave energy environments. She is currently studying the relationship between beach processes and horseshoe crab reproduction in Delaware Bay. Her recent work has appeared in journals such as Annals of the Association of American Geographers, Geomo...
Using fruitflies to examine alcohol tolerance
...icating dose of alcohol (rapid tolerance), or to a low
concentration of alcohol continuously during a 48-hour period (chronic tolerance). Tolerance was measured based on increased speed of recovery from subsequent intoxication relative to alcohol-nave controls, and also by a second assay measuring delay...
Identifying genes that contribute to a low level of response to alcohol
level of response (LR) to alcohol is predictive of... of alcoholism. Previous research has found that a low
LR has a heritability as high as 60 percent, which implies a genetic link. A review of previous res...
Biological importance of basal activity of appetite suppressor
...tein (AGRP), appetite is enhanced. MC4R also has a low
level activation, resulting in appetite suppressio...utive activity and the biologic importance of this low
level of MC4R activity remain uncertain. To further understanding in these areas, Christian Vaisse ...
Hepatitis C virus linked to non-Hodgkin's lymphoma
...incidence of hepatitis C viral infection is fairly low
in North America, and previous studies from Canada and the United States have not shown an association between the virus and development of NHL, said Ms Agnes Lai, lead author for the research. The British Columbia study examined HCV status in 550 NH...
Bloodroot alkaloid aids in exterminating sun-damaged skin cells in culture
...tering apoptosis. By pre-treating the cells with a low
concentration (50 nM) of sanguinarine, Ahmad and his associates observed that the natural plant-based anti-oxidant agent induced a 54-72 percent decrease in cell viability after UVB. The rate of apoptosis increased an additional 49-66 percent after s...
Expert panel offers prelimary report on health effects of assisted reproductive technologies
... for neonatal outcomes, including premature birth, low
birth weight and perinatal mortality, the panel co...er, singleton IVF babies are at increased risk for low
birth weight, prematurity and perinatal mortality. There is a tenfold increase in multiple birt...
Large-scale forces shape local ocean life, global study shows
... 26 to 51 species. This reflects the comparatively low
marine diversity in the Gulf of Maine. In contrast, in the warm, teeming waters off of the Palau Islands near the Philippines, divers counted as many as 300 species living in an area smaller than a basketball court. This reflects the high level of di...
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