Tag: "sensing" at medical news
Hebrew University researcher develops compounds to control bacteria
...their collective activity (or lack thereof). These sensing
signals control the physiology and pathogenicity o...uto inducer-2, controls the signals in this quorum sensing
process. Jabbour has succeeded in synthesizing modified chemical compounds, resembling the structur...
Suicide bomber sensors would not reduce casualties
...tercept suicide bombers before they attack." "The sensing
devices currently available are very expensive and are not sensitive enough to justify widespread deployment," added Kaplan, the William N. & Marie A. Beach Professor of Management Sciences and Professor of Institutional Social Political Studies at Y...
Rice nanophotonics lab gets $3 million training grant
...tics, known as "plasmonics", nanoparticle-enhanced sensing
and spectroscopy, and nanophotonics applications in biomedicine. The biomedical applications of nanophotonics include the use of nanoshells, a nanoparticle invented by Halas at Rice, in cancer diagnostics and therapeutics. NSF's IGERT program was ini...
Understanding and diagnosing an inherited pain syndrome
...s evidence that mutant Nav1.7 predisposes its pain sensing
neurons to become hyperexcitable and fire rapid bursts of signals at lower than normal stimulation. Hyperexcitability has long been considered a hallmark of painful neuropathies. Identification of mutations in a specific sodium channel in people wi...
Stanford study of sea squirt provides clue to human immune system
...petals are even tinier tentacle-like ampullae, the sensing
organs that evaluate other sea squirts, determining who's related and who isn't. If two adjacent squirts aren't related, their respective ampullae blacken and shrivel upon contact. But when the squirts are related, they begin to physically fuse toget...
JCI table of contents: December 1, 2005
...n, but not in neuronal cells, is key to the direct sensing
of low glucose levels (hypoglycemia), a life-threa...ife-saving response to hypoglycemia requires rapid sensing
of decreases in glycemia. Thorens and co-workers report that glucose sensing
in mice lacking GLUT2 i...
As Montreal Conference considers deforestation issues, ESA presents space solution
...id Romero. "It is very useful to have these remote sensing
data in conjunction with our statistical information, to interpolate the two and improve our reporting." Gerardo Snchez Pea of the General Directorate for Biodiversity (DGB) of Spain's Ministry of the Environment explained that Kyoto Inventory produ...
TRAF3 protein is a key part of the early immune response to viruses
...to explain how immune cells called macrophages use sensing
devices called Toll-like receptors (TLRs) to orchestrate just the right response to different types of infections. TLRs are on the outer membranes of macrophages and respond to germs by triggering the production of proteins called cytokines. Various ...
Let me hear your body talk: UH scientists mine biomedical data
...est subjects will be collected by state-of-the-art sensing
systems that already exist in the laboratories of the investigators or will be acquired with support from this grant and will include thermal cameras, 3-D geometry video cameras and multimodality brain activity scanners. This hybrid system will be c...
Radar altimetry confirms global warming is affecting polar glaciers
...ta collected between 1996 and 2005 by ESA's remote sensing
satellites ERS-1 and ERS-2, ESA's Envisat and Canada's Radarsat-1, they found Greenland's southern glaciers are now dumping twice as much ice yearly into the Atlantic as they did in 1996, accounting for nearly 17 percent of the estimated 2.54 millime...
A new metal detector to study human disease
...atively high levels of zinc in sick cells. The new sensing
technology can measure very low free zinc concentrations in healthy cells. The technique uses a special protein molecule that has been re-engineered to report when zinc becomes stuck to it as a change in luminescence that can be seen in the microsco...
Cystic fibrosis research could benefit from multi-functional sensing tool
...earchers are using an innovative, multi-functional sensing
tool to investigate adenosine triphosphate (ATP) r...e ATP study marks the first application of a novel sensing
system developed by a research team led by Christine Kranz at the Georgia Institute of Technology. ...
New engineering center to transform sensor technology
...rsities, each a recognized center of excellence in sensing
and associated fields. "We are delighted to be partnering with Princeton and the other fine institutions in the Engineering Research Center's critical work," said Freeman Hrabowski, president of the University of Maryland, Baltimore County, which is ...
Study of nutrients' effects on brain provides insight into appetite regulation
... that mTOR basically serves as a "check-point" for sensing
energy changes, the researchers predicted that it could be manipulated to alter food intake. The mTOR pathway is very sensitive to "branched-chain" amino acids, particularly leucine, Dr. Seeley explains. In laboratory studies, he and his team found ...
New mechanism explains glucose effect on wakefulness
...the daily physiological relevance of their glucose sensing
is also unknown." In their experiments, the resear... that the same electrical mechanism is involved in sensing
both subtle and extreme changes in glucose," they wrote. What's more, their finding that subtle chan...
Flood forecasting for Newfoundland and Labrador available online
... and our Emergency Measures Organization. "Remote sensing
is increasingly being used for environmental disas...agement. The GMES programme helps by making remote sensing
data available to end users, such as the Newfoundland and Labrador Department of Environment and Con...
Digital surgery with touch feedback could improve medical training
...or. Based on the science of haptics " the study of sensing
through touch " the new simulator will provide an immersive environment for surgeons to touch, feel, and manipulate computer-generated 3-D tissues and organs with tool handles used in actual surgery. Such a simulator could standardize the assessment ...
SWAN system to help blind and firefighters navigate environment
...l for the visually impaired, we can easily add new sensing
technologies, while also making it flexible enough for firefighters and soldiers to use in low visibility situations," says Walker. "One of our challenges has been designing sound beacons easily understood by the user but that are not annoying or in ...
MRIs made safe for people with modern defibrillators and pacemakers
... diagnosis. Device monitoring showed that lead sensing
did not fluctuate or change during the scan. Battery measurements showed that scans did not deplete or strengthen the battery's charge. Indeed, pacemakers and defibrillators performed successfully after the scans without any premature firing or fal...
Clinical trial shows islet transplantation is a promising procedure
...the islets settle in small blood vessels and begin sensing
blood sugar content and producing insulin to control it. This is a safer procedure than a pancreas transplant and can be done in a few hours. Islet transplantation is not as effective as pancreas transplantation, however, in eliminating the need for ...