Tag: "devices" at biology news

Elephant seals - looking good

...ruz did the next best thing. Placing small sensing devices on the seals' coats, marine biologists and oceanog...olt their old coats and literally drop the sensing devices at the researchers' feet after having carried them on a round trip of several thousand miles....

Recognizing current limitations, scientists begin quest for a new approach to imaging brain cells activity

...ioengineer Kwabena Boahen, an expert on electronic devices that mimic the neural designs found in living organisms, will spearhead the teams plans to design an innovative VLSI chip, similar in its workings to the human retina, that can capture detailed, submillisecond images of large numbers of the brains ne...

Biological warfare: an emerging threat in the 21st century

...y. Block also supports the development of hi-tech devices capable of instantaneously detecting lethal bacteria and viruses in the environment, and he encourages the production and stockpiling of new vaccines - a hot-button issue in Washington, D.C. these days. The anthrax vaccine has stirred the most contro...

Antibiotics for the next generation

...ues took advantage of so-called "gene chips," tiny devices that monitor gene activity in a specific organism. Using a chip for the bacteria Haemophilus influenzae, they monitored H. influenzae gene activity in the presence of two commonly used antibiotics, Novobiocin and Ciprofloxacin. The two antibiotics ...

Scientists study life of economically important blue crab

... each crab. The researchers will also attach small devices to a larger number of female crabs about 500 each... fishermen capture the fitted crabs and return the devices to the Wolcotts in exchange for a small reward. Specifically, the Wolcotts are hoping to discover w...

Million dollar grant by the Paul G. Allen Foundation for Medical Research to University of Washington medical scientist program

...neuromuscular system to design intelligent medical devices for rehabilitation and sports medicine applications. Benjamin Pinsky of Farmington Hills, Michigan, graduated magna cum laude from Harvard University before becoming an MD/Ph.D. student in the molecular and cellular biology program. His research ...

New AAAS project links judges to experts in science and engineering

...kle point to questions about the safety of medical devices and pesticides, as well as about electrical engineering at a nuclear power site as examples of the sorts of issues that would lend themselves to expert testimony from a court-appointed scientist or engineer. The experts, who are paid by the courts, ...

A spread of a different kind

...l pollution analysis uses specialized air sampling devices that are larger, more expensive and more complicated than butter, according to the researchers. The researchers see butter primarily as a way to estimate and monitor regional pollution levels. Butter samples then could be collected from different are...

New materials hold promise for human healing applications

...n for such patients currently is to use artificial devices that enable them to speak. The third material is derived from the livers of pigs and other mammals. "We remove the cells that are part of the liver and are left with only the matrix, something that looks a lot like a honeycomb," Badylak said. "This m...

Researchers pioneer techniques to lubricate microdevices

... the body, for example. Such devices -- microelectromechanical systems (MEMS) -- contain parts so small they are measured in nanometers, or billionths of a meter. Without knowing the friction present...

Virginia Tech researchers explore surface solubility, polarity

...Timothy Long. Applications, such as biomedical devices or implants that would control protein adhesion or smart surfaces that would provide more universal adhesives, are still in the distant future, Long explains. The research will be presented at the American Chemical Society's 221st national meetin...

UCSD researchers create a home for liver cells on a silicon chip

...UCSD. "We're exploring a new generation of devices in which we can maintain cells by controlling the ...ients with end-stage liver disease, these external devices house pig liver cells or cancerous cell lines that act as a bridge to keep patients alive until a do...

Super hearing in flies may improve hearing aid technology

...ogy and nanoscale microphones. Miniature listening devices based on the Ormia ear are under development at several industrial and engineering labs in the U.S. This new technology will enable the manufacture of directional hearing aids that are smaller, simpler and cheaper than currently available devices. ...

Fly on a treadmill demonstrates super directional hearing

... currently available devices. Nanoscale listening devices based on the Ormia ear are under development at several industrial and university laboratories, including one at Cornell. Mason was a postdoctoral researcher at Cornell at the time of the fly studies and now is on the faculty of the University of ...

UW, PNNL think big, aim small with creation of joint nanotechnology institute

... manipulating individual atoms or molecules. Such devices are measured in the billionths of a meter - the wi...a the size of a pins head, biologically compatible devices that could attack disease at the sub-cellular level, or materials designed at the atomic level that ...

Scientists at Penn track epileptic seizures

... they strike, through the use of implantable brain devices and medications, according to Brian Litt, MD, auth...ieves scientists may eventually be able to implant devices in the brain that will abort seizures by reacting to, and diffusing, the cycle of increasing abnorma...

Artificial lung on the horizon, reports University of Pittsburgh researcher at International Society for Heart and Lung Transplantation meeting

...ficial lung researchers who are working to develop devices to provide long-term support for patients awaiting lung transplantation. About 25 percent of these patients die on the waiting list, in large part because no means of support currently exists. Such devices, which are about two to three years from hum...

Carnegie Mellon University receives $1 million to create biosensor tool kit

...ped include an array of optical probes and sensing devices that can be used to detect the different states and functions of cells, tissues or fluids. "Our ultimate understanding of cell function requires studying the context in which cells live, divide, communicate and die," said Dr. Victor Weedn, an interna...

Johns Hopkins experts launch Palm OS version of digital antibiotics and infectious disease guide for physicians

...or convenience. Since most physicians who use PDA devices carry Palms, we are thrilled to be releasing the ABX Guide for this platform." Infectious disease experts who write the ABX Guide can update their assigned sections anytime, from anywhere they have access to the Internet, notes Sharon McAvinue, dir...

Whales drawn to waters off Mississippi River Delta

...e study, researchers will tag whales with tracking devices that will follow the movements of the whales and record information on how often a whale dives -- which can be linked to feeding -- the duration of the dive and the depth of the dive. When the whale surfaces, the device relays the information back to...

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