magnet in Biological News

FSU, Magnet Lab researchers license critical petroleum data

TALLAHASSEE, Fla. -- As gas prices soar, scientists at the National High Magnetic Field Laboratory at Florida State University are marketing research that will enable petroleum companies to locate, analyze and process crude oil much faster, cheaper and more accurately. Alan G. Marshall, a giant...

Superconducting magnet attracts molecular research

One of the newest - and unequivocally the coolest - pieces of real estate on the Brandeis University campus is a facility containing a state-of-the-art superconducting magnet for use in researching biological macromolecules such as DNA, RNA, enzymes and other proteins. The installation of the gl...

Clinical trial shows quadriplegics can operate powered wheelchair with tongue drive system

...nloo and graduate students Xueliang Huo and Chih-wen Cheng attached a small magnet -- the size of a grain of rice -- to the participant's tongue with tissue a...hair. The signals were processed to determine the relative motion of the magnet with respect to the array of sensors in real-time. This information was the...

Breakthrough in radiotherapy promises targeted cancer treatment

...y proven that simultaneous radiation treatment and diagnostic-quality MRI is feasible. By actively shielding the radiation beam from the MRI scanner's magnet and redesigning the treatment room set-up, which has until now been difficult to put into practice, the researchers have managed to produce high-quali...

EPA's P3 award winners celebrate a green future

...chitectural Coatings University of South Florida - Water Awareness, Research and Education in east Tampa: A Pilot Collaboration Involving USF, Young magnet Middle School, and the East Tampa Community Massachusetts Institute of Technology - A Novel Solar Thermal Combined Cycle with Bio-methane Carbon Cap...

QSGI Integrates Fujitsu Mag EraSURE Data Degausser into its Suite of Information Technology Security Services

...Mag EraSURE to securely eradicate the drives. We are confident the data is non-recoverable." The Fujitsu Mag EraSURE utilizes patented rare-earth magnet technology to permanently degauss magnetically recorded information on hard disk drives, tapes and other storage media. Mag EraSURE disposes of inform...

Game of two halves leads to brain asymmetry

...Jenny Regan and her colleagues in Professor Stephen Wilson's team at UCL (University College London) have shown that a protein known as Fgf8 acts as a magnet to attract nerve cells to one side of the brain. . "Fgf8 is found in both sides of the brain, leading to a 'tug-of-war' competition between the two...

New discovery may enhance MRI scans, lead to portable MRI machines

...ue. These inversions of the nuclear spins are typically done "adiabatically". The method involves placing a patient inside the large donut-shaped magnet of an MRI instrument and applying low-power radio waves that sweep through a specific range of frequencies. If a frequency sweep is performed slowly e...

GEN reports on novel tools for deciphering biological networks

... proteins, and small molecules. In an attempt to produce an accurate map of these molecular interactions, the IBM Computational Biology Center and the magnet National Center for Biomedical Computing at Columbia University have initiated a project entitled "Dialogue for Reverse Engineering Assessments and Me...

NSF funds new 'Center for the Physics of Living Cells' at Illinois

...ng cells," said Joe Dehmer, director of the National Science Foundation's Division of Physics. "Another significant impact PFCs have is to be a talent magnet for students, post-docs, and other excited young physicists. Promising young talent and new advances can be expected, and we look forward to both from...

KAUST and IBM to build 1 of the fastest and most powerful supercomputers

...e most challenging and complex systems within life sciences, energy, environment, industry, manufacturing, and fundamental research. It will become a magnet for the best research minds in the world." Key Facts. The supercomputer will offer: 65,536 independent processing cores, tightly coupled i...

Magnet Lab researchers make observing cell functions easier

... as molecular beacons under the microscope, transferring energy between each other if they interact in the living cell, said Davidson, who directs the magnet labs Optical Microscopy program. With FRET, we can see that happen, but until now, we have only been able to monitor one biosensor at a time. The...

Lab in a drop

...s. These particles are equipped with antibodies on their surface, antibodies that bind specifically to the interesting cells in the blood. By moving a magnet underneath the chip, a droplet containing the bound magnetic particles is physically pulled out of the blood droplet and moved on to the next stationa...

Researchers mimic bacteria to produce magnetic nanoparticles

...ou can judge the reaction by the color, watching it go from yellow to green to black as the crystals form. Once the crystals precipitate out, we use a magnet to concentrate the particles at the bottom of the flask, then separate them out to study them further. Prozorov also conducted electron microscopy ...

Slow-motion video study shows shrews are highly sophisticated predators

...e moving targets did not have a realistic fish shape. They created moving targets by inserting a small piece of iron into pieces of silicon and used a magnet placed under the tank to make them move. One of the difficulties in doing these experiments was that it doesnt take the shrews long to figure out tha...

An 'attractive' man-machine interface

...a meal and need more insulin, you could just use a magnet to cause the cells to produce more. So you wouldnt...dy or the surrounding environment and activate the magnet as needed, Ingber adds. A diabetic, for examp...e of wires and probes. Or, on the battlefield, the magnet could trigger production of an antidote when a tox...

UVa biomedical engineering study shows magnetic field can reduce swelling

...r tissue swelling is careful engineering of the proper field strength at the tissue location, a challenge in which most currently available commercial magnet systems fall short. The new research should allow Skalak's biomedical engineering group to design field strengths that provide real benefit for specif...

Brilliant perspectives

...and thus reduces distortions at the surface. The worldwide finest X-ray beam offered by PETRA III is generated by means of special undulators, long magnet arrangements that produce a beam of very high brilliance. In order to guarantee that the optimal radiation can be delivered at the experimental statio...

New system would use rotating magnetic field to detect pathogens

...o make drugs by separating components in biological materials. The particles attract specific types of molecules, such as proteins and DNA, and then a magnet is used to separate them from the rest of the sample. The new approach, however, aims to use the particles not for research but for medical diagnos...

Small animal imaging facility is big boon to research

... Georgia. But if you put an object in the MRI, the magnet will line up the protons and what that does is gen... obviously much smaller. However it has a stronger magnet than typical clinical grade units primarily becaus...CGs small animal MRI is 7 Tesla, not the strongest magnet available for research but one that enables good q...

Study to explore using magnets to correct 'sunken chest'

... UCSF team developed the new procedure, in which a magnet attached to the child's breastbone is coupled with...a steady, controlled, outward pull on the internal magnet to reshape the bone, cartilage and chest wall. ...device that includes two parts: a titanium-encased magnet about the size of a quarter that is surgically att...

One-of-a-kind imaging probe reveals secrets useful for drug discovery

...eme power of the magnet, which at 600 megahertz is fairly standard, but the extreme sensitivity of the probe - the component that is inserted into the magnet to obtain chemical information from the samples. Developed by scientists at the National High Magnetic Field Laboratory at UF and in Tallahassee, a...

Too mellow for our predatory world

...3 until January 2004 and again in March 2005, using the research platform of the Max Planck Society. The islands in the Pacific Ocean continue to be a magnet for evolutionary biologists. Nowhere else is it possible to observe such a variety of different adaptation strategies in such a relatively small numbe...

ABCB6 is key to production of heme in hemoglobin

...lear how a negatively charged molecule could get into a negatively charged environment when it should have been repulsed--like two negative poles of a magnet pushing each other apart. Our work showed that ABCB6 overcomes that problem by simply grabbing porphyrin molecules and pulling them in. "We showed...

Plants tell caterpillars when it's safe to forage

...gulate herbivore behavior. When the larvae of beet armyworms ( Spodoptera exigua ) feed on corn, the plant releases volatile compounds that act as a magnet for parasitic wasps ( Cotesia marginiventris ), which deposit their eggs in the larvae. Production of volatile chemicals increases during the day (whe...

Rice scientists unveil 'nanoegg'

... behave in such a way as to create a 'dipole moment,' a state marked by two equal but opposite poles, one positive and the other negative ?much like a magnet that attracts on one end and repels on the other. "Without a dipole moment, there is no 'handle' for light to grab hold of," Nordlander said. "In ...

Mitochondrial DNA sequencing tool updated

...tists showed that each bit would pair, or hybridize, with its complementary sequence arrayed on the chip. By crude analogy, each bit is like a unique magnet that sticks to its mirror image. But if the extracted DNA contains mutations or other variations from the standard consensus sequence annealed to...

Cellular scale drug delivery from the inside out

... using iron-oxide nanoparticle caps which can be manipulated by a magnetic field. In a simple demonstration of the principle, Lin holds a refrigerator magnet up to a liquid-filled glass vial containing human cervical cancer cells grown in vitro that contain nanospheres capped with iron-oxide particles. The...

Research Permits First-Ever Visualization of Psychological Stress in the Human Brain

...ly non-invasive ?without the need for injections or radioactivity. In this elegant technique, water molecules in subjects?own blood are ‘tagged?by the magnet and used as the natural contrast agent to measure cerebral blood-flow.?Researchers at Penn’s Center for Functional Neuroimaging have been at the foref...

Nanoscale Diagnostic Sets Sights on Alzheimer's

...des" the researchers can detect at the end of the test. Ultimately, the gold-DNA particles and magnetic particles sandwich the biomarker targets. A magnet separates the sandwich complexes from the rest of the sample. The complexes are then heated to release the DNA bar codes, which are then measured by a...