Tag: "situations" at biology news
UF scientists have bionanotechnology recipe to find elusive bacteria
... critical in combating bioterrorism, Tan said. "In situations
when there is life and death, when you have to mak...ological science and nanotechnology," he said. "In situations
when the very sensitive detection of bacteria or other biological reagents is the critical issue, I ...
Award-winning INEEL probe to help safely monitor hazardous waste sites
.... "You're isolated from contamination." Real-world situations
demand ruggedness, Jones points out. Cleanup workers don't always know what tough materials lie underground, often because waste was buried decades ago without the benefit of modern record-keeping. GEOPS can penetrate nearly anything -- including har...
Purdue chemists give an old laboratory 'bloodhound' a sharper nose
...y effective process, but it's not so attractive in situations
where time is of the essence." To simplify these preliminary steps in the process, the team developed a technique known as desorption electrospray ionization (DESI) - a mouthful of a name for a method that is relatively simple to conceive. ...
Yerkes researchers to present array of new data at Society for Neuroscience Meeting
.... Symposium Dr. Young: how development, social situations
and environment can shape the brain mechanisms that regulate behavior. (11:30 a.m. 1 pm) Poster Presentations Dr. Smith and his research team: determined how cocaine addiction regulates metabotropic glutamate receptors in the nucleus accumbens,...
Cardiovascular and neurological benefits of high antioxidant foods and beverages
...e on applying nutriti onal science in "real world" situations
from Ruth Carey.Sponsored by the New York Wine & Grape Foundation through a grant from the New York State Department of Agriculture. WRITER'S SYMPOSIUM BIOS James Joseph, Ph.D. Lead Scientist, Lab Chief, Laboratory of Neuroscience USDA-ARS Human Nu...
Studies in Royal Society journals include stress in birds and depletion of medieval fish stocks
...neficial without discounting. Many natural choice situations
have a structure that can reduce or eliminate the long-term costs of impulsiveness.In addition, impulsive rules have a discrimination advantage over far-sighted rules. This may have practical implications because scientists believe that impulsivenes...
Femtosecond laser technique opens new opportunities for research on neural regeneration
...to find out why a severed axon will regrow in some situations
and not in others," Chisholm said....
Where the brain harbors unconscious fears
...unter with a snarling dog, people react to fearful situations
according to their basic unconscious level of anxiety. Now, researchers have pinpointed a region of the brain that filters such threats through a person's basic anxiety level. Amit Etkin, Joy Hirsch, Eric Kandel and colleagues at the Columbia Univers...
Sinking coastlines may precede large subduction zone quakes
...t life forms. Lipps and Scott have sampled similar situations
around the Pacific Rim and found evidence of quakes and tsunamis in cores from New Zealand, Mexico and Tahiti. They plan to do the same in the Indian Ocean to look for evidence of precursors to megathrust quakes and to document the history of tsunami...
Study in Royal Society journal on sense of fairness in chimpanzees
...m social group were less likely to react to unfair situations
than were chimpanzees in short-term social groups....llel the variation in the human response to unfair situations
that is based on the quality of the relationship. Contact: Dr Sarah Brosnan, Yerkes National Primate...
Choosing where to look and changing your mind
...de a choice, whereas a different part responded to situations
of conflict, i.e., when one plan had to be quickly discarded in favor of an alternative one. These findings indicate that free choice and conflict are represented separately - but in neighboring areas - within the brain. They may help to explain why ...
Chimpanzees show quality of relationship drives sense of fairness
...arallel the variation in human responses to unfair situations
based on the quality of the relationship. This nov...een in humans who might react negatively to unfair situations
with a stranger or enemy but not with a family member or friend. "Identifying a sense of fairness i...
Wider use of simpler cervical cancer screening could benefit women in developing countries
...women for cervical cancer could be applied in more situations
in developing countries around the world, thus increasing the number of women whose disease is caught early and treated. This is among the key findings reported in an English-language article in the current (January 2005) issue of the "Revista Paname...
Six research units given the go-ahead
...th, Jena and Gttingen, will study extreme climatic situations
in a field experiment. Two locations in the Fichtelgebirge mountain chain in south-east Germany, between Bayreuth and the Czech border, give the soil scientists, hydrologists, microbiologists and plant ecologists a unique research environment and the...
Drought reduces nitrogen-fixing in legumes
...gen-fixing depending on how the stress evolves. In situations
in which the stress is produced gradually, a route... the inhibition of sacarose synthesis activity; in situations
where the stress occurs rapidly and intensely, another route, dependent on abscisic acid, involving ...
Brain region learns to anticipate risk, provides early warnings. suggests new study in Science
... if the cingulate would become more active even in situations
where no conflict is presented and no errors are m... this mechanism exists because there are plenty of situations
in our everyday lives that require the brain to monitor subtle changes in our environment and adjust...
It's not all genetic: Common epigenetic problem doubles cancer risk in mice
...ention in colon cancer research to earlier events, situations
present well before tumors appear," says the study...ting is common." The researchers' mice mirror two situations
in people because the double dose of IGF2 was accomplished in two ways. One set of mice, obtained fr...
Insects, viruses could hold key for better human teamwork in disasters
...t applies models of ant behavior under threatening situations
for any given application in engineering. However, the way ants "detect and propagate alarms and the interactions produced in ant colonies can be used to model complex systems and cascading effects," Robinson said....
In the mating game, male wild turkeys benefit even when they don't get the girl
...with females. Krakauer found that neither of these situations
held in the California wild turkey population - thought to be descendents of the introduced Rio Grande turkey, Meleagris gallopavo intermedia. "In this population of wild turkeys, cooperating males don't seem to be sneaking copulations," Krakauer sai...
Report highlights diseases from the environment
...established environmental risks, identifying risky situations
for disease emerging and finding the causes of diseases of unknown etiology," says Cangelosi. The report is the result of a colloquium convened by the Academy in February 2004 to discuss environmental pathogens and the current state of research on t...
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