Tag: "volume" at biology news
Drinking wine, particularly white wine, may help keep lungs healthy, UB study finds
...d standard lung-function tests, which measured the volume
of air they could expel in one breath -- referred to as forced vital capacity (FVC) -- and the volume
forcibly expelled in one second (FEV1). To assess alcohol consumption, researchers defined those wh...
Buffalo neuroimaging researchers studying multiple sclerosis from inside human brain
...in only quantitative data, such as the structure's volume
and dimensions," said Bermel. "Now we are able to visualize structures, to actually see where atrophy is occurring." Bermel presented a poster in April at the American Academy of Neurology meeting detailing his findings, which showed that caudate n...
Researchers uncover biochemical connection between high-fat diets and increased colon-cancer risk
...lic acid, a toxic byproduct of dietary fat, in the volume
generated by high-fat diets. Dr. David Mangelsdorf, professor of pharmacology and investigator in the Howard Hughes Medical Institute (HHMI) at UT Southwestern, said observational evidence established a strong association between high-fat diets and c...
New research could spearhead permanent nuclear waste storage
...fferent areas: minimizing high-level nuclear waste volume
for permanent storage, and eventually determining ..." Scientists want to be able to decrease the waste volume
by evaporating as much water as possible from the crusty sludge. This will make transport easier and...
DEET brain effects in animals warrant caution
...common insecticide, (Experimental Neurology, 2001, volume
172 , p.153- 171); and following 60 days of exposu...rnal of Toxicology and Environmental Health, 2001, volume
64, p. 373-384). Both studies examined the effects of each drug alone and in combination. In each s...
From nanotechnology to raspberries, Virginia Tech inventions and creations can improve our lives
...aphids. It has exceptionally high yields and grain volume
weight. Sisson, also widely adapted from the mi...esistant to powdery mildew and has very high grain volume
weight and good milling and baking quality. VA94-54-479, adapted to the mid-Atlantic and Deep Sout...
Biodiversity crucial to Earth's ecosystems
...much CO2 plants can absorb, how much biomass - the volume
of living organisms in a particular habitat - is produced in the system." More biomass is sometimes a good thing, she added, if, for example, it serves as a sink for carbon dioxide. But many effects of an ecosystem remain unknown. For example, in the...
A pilot study may offer promise of a marker for ovarian cancer
...ood vessels and has a potential role in modulating volume
homeostasis, i.e. the state of equilibrium in the body with respect to various functions and to the chemical compositions of the fluids and tissues. ANP is secreted by atrial myocytes as a 126 aminoacid molecule and divided into different fragments, ...
New indicators for predicting hypertension in African-American males
...e artery can be stretched expressed as a change in volume
per unit change in pressure. In animal models as well as in human, HT causes stiffer vessels i.e., a loss in compliance. The loss of compliance is considered a predictor of cardiovascular illness and the cause of arterial disease, hypertension, strok...
Eliminating battlefield transfusions
...ic. In the future, however, a unique blood plasma volume
expander may reduce or eliminate the need for bloo...ary overseas. Four studies involving blood plasma volume
expanders performed in animals is the subject of a presentation by Paul E. Segall, Ph.D., Hal Sternb...
Fisheries forecasting in the Niger inner delta
... discharge. It appeared to correlate well with the volume
of catches, which increased in proportion to the flood intensity. Two hydrological stations in Mali have been recording discharge rates since the beginning of the XXth century: Mopti, in the middle zone of the delta, and Koulikoro, upstream of it. Bo...
Forging a link between brain and bone
...hat rapid bone deposition and high trabecular bone volume
result from direct neural control of bone growth. The absence of Y2, either specifically in the hypothalamus or throughout the body, yields the same increase in mineralized bone formation that was previously seen in leptin deficient animals. Double k...
Researchers describe overall water balance in subglacial Lake Vostok
...the ice sheet removes the equivalent of the entire volume
of Lake Vostok. As the ice sheet removes lake water like a continuous conveyor belt, lake waters must be replenished, either by melting of the ice sheet or by subglacial meltwater. The source of this water remains a mystery....
New sensor being designed to detect, identify invisible agents faster
...ce amount is only one part per billion in a sample volume
of air or water. The new detector or biochip under development has an optical based system. Its designers have increased the sensitivity of what the chip can "see" or sense, consequently improving its response time. Each pixel on the detector reads...
Comparing ag and industrial runoff between estuaries
...is based on the conservation of mass. While water volume
and salt content in the estuaries and coastal water areas remain approximately constant over time, nutrients such as nitrogen and phosphorus are taken up, or released, by biological processes in estuaries. As water flows through the system and mixes...
NSF to support study of environmental warming in the Arctic
...of ocean surface waterthat recycle nutrients. The volume
of freshwater also helps todetermine the volume
of new sea ice created each year on thebroad continental shelves of Russia. The biological producti...
Rainforests harvest the skies
...little, they contribute a disproportionately large volume
of water to their catchment. This contribution is greatly reduced when the forest is cleared and the water can evaporate. Dr Reddell also warns of the consequences for water security in the event of global warming: if the cloud banks which currently...
Hypoxic mucus favors Pseudomonas infections in cystic fibrosis
...ed considerable interest in the ionic strength and volume
of airway surface liquid (ASL) in healthy and CF lungs. Surprisingly, less attention has been paid to the properties of P. aeruginosa itself as it exists within the airway epithelium. Worlitzsch and coworkers show here that these bacteria do not adhe...
Long term lessons from Amazonia
... continuous forest. Several of the authors of this volume
will be present at a half day symposium on the Future of the Amazon at STRI in Panama City on January 29, 2002....
Media Advisory 2 - 2002 Ocean Sciences Meeting: press conferences scheduled
...M in advance of the meeting. ____ I prefer a bound volume
in advance of the meeting. How shall we send the abstracts? ____ Send Abstracts to me at the above address by USPS First Class mail. ____ Send Abstracts to me at the above address (no P.O. Boxes!) via express service Name of express service (e.g. Fed...
1 2 3 4 5 6 7 8 9 10