Tag: "alarm" at biology news
Computing catches up with theory
...d blood flow. "If triggering is the time when the alarm
goes off" says Richardson, a professor of engineering and physiology at Brown University, "then activation is when your feet hit the floor." As blood flows faster, more platelets have already passed beyond the clot by the time they are ready for acti...
Commonplace sugar compound silences seizures
...tein called CTBP. The finding "immediately raised alarm
bells," Roopra says, because CTBP also binds to a free-floating molecule - NADH - that emerges when sugars break down in cells. To his surprise, Roopra found that CTBP binds to either NRSF or NADH. In other words, a cell with a lot of glucose generat...
Computer card game detects cognitive changes
... the lifespan, much like telephones, credit cards, alarm
watches and automobiles," he explained. "In infancy, early detection of dysfunctions will enable early treatment, development of special programs, and the like. In youth and adulthood, we will use the technology in sports, in alarms, reminders. So it...
Major initiative proposed to address amphibian crisis
...ley were among the first in the world to sound the alarm
bell about amphibian decline, publishing some professional papers in the early 1990s that alerted the world to the magnitude of this problem. One publication by this group has been listed as the 10th most cited paper ever in the journal Conservation ...
The protein that makes you mad
... species gap to humans. This created unprecedented alarm
amongst the public at large and gave rise to great interest in these diseases - Transmissible Spongiform Encephalopathies (TSEs) and in the great protagonist of the story, the prion.Prions are proteins without DNA capable of causing rare neurodegen...
Five Spanish hospitals in international phase III trial with H5N1 influenza pandemic vaccine
...ed by avian influenza. Whereas there is no need to alarm
the population, we must design tools in order to fight influenza in case it develops. According to historical data and to the high genetic variability of influenza virus, the development of this pandemic is only a matter of time and that the appropri...
APS lecturer shows rare video of 'teacher-student' immune cell interactions in live animal
... T and B white blood cells in a way that rings the alarm
about the intruder. "The dendritic cells alert the...n said. "Somehow, they do this without ringing the alarm
bells. Possibly we could manipulate the process to ring the alarm
bell for the immune system when it...
Rare Tibetan antelope listed as endangered
...decades, WCS had played a key role in sounding the alarm
about the dramatic decline of this elegant animal due to poaching. The antelope's wool, considered the finest in the world, is used for "shahtoosh" shawls (shahtoosh translates to "king of wool"), which are sold in the black market for up to $15,000 ...
Aggression-related gene weakens brain's impulse control circuits
...er emotion-related brain structures, a hyperactive alarm
center and under-active impulse control circuitry. The study identifies neural mechanisms by which this gene likely contributes to risk for violent and impulsive behavior through effects on the developing brain. NIMH intramural researchers Andreas ...
Infection 'alarm' yields clues to immune system behavior
...ngs are important because this biological intruder alarm
causes the body's immune system to leap into actio...way, NF-kappaB molecules are released to carry the alarm
into the nucleus, the cell's control center. Inside the nucleus, the NF-kappaB molecules switch on g...
Extinctions linked to climate change
...Central and South American crisis is "an amphibian alarm
call," he said, but also is a harbinger of much greater biological disruption. What had been seen as an enigma is now understood as a complex relationship between global warming and major extinction of species. "This new study is a breakthrough, and...
Report shows deforestation threatens Brazil's Pantanal
... published by Conservation International sounds an alarm
for the Paraguay River Basin, which includes the Pantanal. Continued deforestation at the current rate would cause all of the Pantanal's original vegetation to disappear in 45 years, according to CI researchers in Brazil. Overall, opening the region ...
Infectious agent thwarts typical defense mechanisms; Sheds light on immune system function
...be able to sneak into the cell and not turn on the alarm
that launches the IL-1B attack against the pathogen," Wewers said. "The next step is to find out if that is the case." The researchers also plan to use Francisella as a tool to further understand how the immune system responds to different pathogens....
Research: Snails were overlooked contributors to marsh destruction
...ion. So scientists and citizens alike watched with alarm
as the marshes started dying off from Louisiana to South Carolina beginning in 1999. Most earlier research pointed to the effects of a severe drought as the cause. The drought dried up soils, raised their acidity and boosted estuarine water and soil ...
A resetting signal keeps circadian rhythm on track in Drosophila fruit flies
...s. In other words, the evening clock triggers the alarm
at its own pace, but it is the morning clock which sets the alarm
every day. "So if you are looking over several days, only one period will be observed the one dic...
NIH awards nearly $30 million for research facilities improvement projects
...astructure, including upgrading fire sprinkler and alarm
systems, and improving the plumbing and electrical systems Montana State University (Bozeman, Mont.) $3,991,951 To completely renovate 11,680 square feet of the Cooley Microbiological Laboratories Tulane University Health Sciences Center (Covin...
Trained wasps may be used to detect bombs, bugs, bodies and more
...led a "Wasp Hound," that is capable of sounding an alarm
or triggering a visual signal, such as a flashing ...dor inlet. This movement can be translated into an alarm
signal to indicate the presence of a toxic plant fungus, the scientists say. Besides detecting plant...
Dangerous tricksters: Some bacterie use immune cells to reproduce
...ive digestive enzymes. A few hours after the first alarm
bells have rung there is nothing left of the bacterium, and the potential danger has been eliminated. Multiplication inside the killer This is what normally happens. However, a whole range of pathogens have become specialised in tricking this very ...
Bacteria recognize antimicrobials, respond with counter-defenses
...f antimicrobial peptides as a warning signal. This alarm
sets off a reaction inside the bacteria to avoid destruction. University of Washington (UW) and McGill University researchers have revealed a molecular mechanism whereby bacteria can recognize tiny antimicrobial peptide molecules, then respond by bec...
Scientists discover global pattern of big fish diversity in open oceans
...reduction in biodiversity. There is real cause for alarm
here." Scientists say losing the variety of fish does not bode well for the future health of open oceans. A robust portfolio of different species is a key to maintaining our supply of fish in the long term and the ability of these living resources t...
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