Tag: "magnetic" at biology news

Unique web site provides live access to laboratory research

...ut." NMR technology and a related system known as magnetic resonance imagingallow scientists to measure biological and chemical processes at a level ofdetail unmatched by any other technology, Buszko said. In most experiments, living micro-organisms or cells, including cancercells, are placed in the NMR spec...

CWRU physicists invent "supershielding" for MRI devices

...lReview Letters. The shielding completely contains magnetic fields as large as 10,000 times the Earth's natural magnetic field. Some oftoday's important technologies produce fields this great and wreak havoc with the iden...

Simulating protein folding from physical laws

...been determined by X-raycrystallography or nuclear magnetic resonance techniques and asked to submittheir computer solution for the structure. Scheraga's group submitted seven structures out of the CASP list of 43 and hadsolid successes with two of those. In addition to HDEA, they scored high withanother pro...

National award recognizes local researcher Carolyn Bertozzi

...n target with diagnostic agents, suchas probes for magnetic resonance imaging [MRI]," she explained. "The hope is toeventually be able to diagnose cancers at an earlier stage." Bertozzi also investigates the role of sugars in rheumatoid arthritis,organ-transplant rejection, and other forms of chronic inflamma...

Researchers find two metabolites of gasoline additives in humans

...iol) werefound in the urine as measured by nuclear magnetic resonance spectroscopyconducted at CIIT. While the two metabolites had been seen before in similar tests on rodents, thisis the first time they have been observed in humans. The Europeaninvestigators are using these data to develop a model to study ...

Wake Forest researchers ask: Can ginkgo prevent memory loss?

... 1989. In addition, most of the participants had a magnetic resonance imaging (MRI) exam . The CHS study leaders have looked at a number of factors that could be related to memory loss, such as high blood pressure and certain cholesterol factors. Furberg, professor of public health sciences, said that begi...

1999 Fall Meeting: Press conferences and special events

...rsted, Denmark's first satellite, maps the Earth's magnetic field in order to explore the Earth's core and the interaction of the magnetosphere with solar winds. The Climatic Impact of Volcanic Eruptions Wednesday afternoon. The 1991 eruption of Mount Pinatubo put more particles into the stratosphere than ...

A molecule family hinders spinal cord regeneration, UF brain institute team finds

... researchers - is home to the world's mostpowerful magnetic resonance imaging system for animals up to the size of 18-pound primates. In 1997, UF began a small trial testing the feasibility of embryonic nerve tissue transplants inhumans for spinal cord injury. While it is too early for results from that stud...

Parsons preaches magnets

...ver a lecture on his pioneering work on anti-scale magnetic treatment devices at the International Workshop on Chemical, Physical and Biological Processes under Magnetic Fields later this week. The conference is a highly prestigious event with backing from the Japanese Science and Technology Corporation, the ...

Fall Meeting: updated press conferences and special events

...rsted, Denmark's first satellite, maps the Earth's magnetic field in order to explore the Earth's core and the interaction of the magnetosphere with solar winds. Panel: Michael H. Freilich, QuikScat Project Scientist, Oregon State University, Corvallis, Oregon Darrel L. Williams, Landsat 7 Project Scientist, ...

"Remote control research" a first for the U of L and National Research Council

...essfully tested remote operation of an NRC nuclear magnetic resonance (NMR) spectrometer. From his laboratory at the U of L, Siminovitch ran NMR experiments on a unique, state-of-the-art NMR spectrometer at NRC's Institute for Biological Sciences in Ottawa. Among the projects Siminovitch is working on with a ...

Howard Hughes Medical Institute funds biomedical facilities at Lawrence Berkeley National Lab

...rate beamlines, powered by a multipole"wiggler," a magnetic device that can provide x-rays as high in energy as 14,000 electron volts (keV). The new "superbends," scheduled for installation in 2001, will be superconducting magnets thatsteer the path of an accelerated beam of electrons around sharper turns th...

Magnetic resonance imaging of sexual intercourse is both possible and useful...

... view file. Click here for PDF document Taking magnetic resonance images of the male and female genitals during sexual intercourse isboth feasible and has helped contribute to our understanding of living anatomy, write researchers fromthe Netherlands in this week's Christmas issue of the BMJ. In an attem...

Laser light from Free-Electron Laser used for first time in human surgery

...ough a wiggler, a device that produces alternating magnetic fields. These fields cause theelectrons to "vibrate" at a specific frequency, which stimulates them to emit a beam of laser light.By varying the energy in the electron beam, an FEL can be tuned to a wide range of frequencies. Thedesign is also capabl...

In mapping the structure of short-lived bacterial 'switches,' biochemist may find novel answer to antibiotic resistance

...the research was an innovative approach to nuclear magnetic resonance (NMR) spectroscopy that allowed Kern to regenerate, for a day and a half, the fleeting active configuration the protein switch normally assumes only during the few minutes when it grabs and holds a phosphate ion. The rapid loss of these ion...

CWRU med school snares $3 million Howard Hughes Institute grant to build structural biology program

...ging with a set of powerful tools, such as nuclear magnetic resonance and x- ray crystallography, for studying biologic and disease processes at the molecular level. With the grant, the medical school will recruit four researchers in the area of structural biology to work under the direction of Michael Weiss...

Gerhard Hess prizes awarded

...Schollwck intends to study materials in high outer magnetic fields by combining this method with others. He wi...me resolution at very low temperatures and in high magnetic fields. Dr. Joachim P. Spatz (30), University of Ulm, Department of Organic Chemistry III/Macromolec...

NY pilot study pushes Human Genome Project toward cures for disease

...chniques such as X-ray crystallography and nuclear magnetic resonance spectroscopy, which allow researchers to...omics will put X-ray crystallographers and nuclear magnetic resonance (NMR) spectroscopists out of business, Sali and his colleagues contend that technological ...

Light receptor may be key in how animals use Earth's magnetic field

...ersity of Illinois researchers who are seeking the magnetic compass that lets migratory birds and many other creatures find home using the magnetic field of Earth. The receptor -- cryptochrome -- is known to play a prominent role regulating an anim...

University of Colorado salmon study spawns new insight into human brain aging

...oid plaques. Similarly, brain regions controlling magnetic and vibration senses, which are important in sexual behavior of salmon, also functioned despite build-ups of beta-amyloid deposits and APP in those areas of the brain, she said. "Instead of being murderers, amyloid plaques may be allies of the brai...

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