Buszaki neuroscience research published in current journals 'Science' & 'Nature'
...ance imaging (fMRI) do not have either the time or spatial resolution for this task." Under the NIH grant, the researchers will be taking advantage of the "fast progress in silicon technology and laser-scanning microscopy to directly study the subcellular elements that play a critical role in changing conne...Long-term cognitive impairment found in crack-cocaine abusers
...ssed the subjects attention span, decision-making, spatial processing, immediate and delayed memory, calculat...t effects were found in the executive function and spatial processing assessments. WHAT IT MEANS: With approximately 2 million cocaine abusers in the United S...New research suggests rapid screening technique for macular degeneration
...nts, employed the Raman spectroscopy, to image the spatial distribution of macular carotenoid pigments (MPs) ...to provide insight in individual variations in the spatial profiles of MP distributions as well as the total amounts of MP. In addition to the research findi...Brain-imaging cap under study for space and Earth use
...y," Sutton said. "Although we know fMRI has better spatial resolution, the imaging cap is portable, lightweight, less confining and would allow astronauts or patients to move around during assessments." For its potential use in space, Sutton's group is focusing on the device's ability to detect brain funct...Jefferson trial looks to improve diagnosis of prostate cancer
...ue. "The phase inversion technique provides better spatial and temporal resolution," he notes. He adds that these techniques may enable them to identify slight irregularities in the normal prostate blood flow pattern that are not seen with conventional Doppler. The researchers plan to follow the patients wit...Psychologists hunt for new ways to detect precursors to Alzheimer's Disease
...s of the higher-risk ApoE allele have deficits in spatial attention and working memory that are qualitativel...tal cortex. This multi-function area helps manage spatial attention (shifting attention to different locations in the visual field), which is disrupted in AD....Tests reveal subtle signs of Alzheimer's before clinical symptoms appear
... discrepancy between the results of the non-verbal spatial tests and the verbal tests in the subjects who later were diagnosed with Alzheimers disease," said Jacobson. "Since these changes are very subtle and not noticeable if you are only looking at one single area, our findings suggest that we should be co...'Bird brains' take heart-our feathered friends are no slouch at cognition
...ns might be organized to remember large amounts of spatial information. Bingman investigated the pigeon hippo...n known to be involved in learning and remembering spatial information. To his surprise, the pigeon hippocampus turned out to be essentially similar to the hip...'Use it or lose it?' study suggests mentally stimulating activities may reduce Alzheimer's risk
...arious aspects of memory, language, attention, and spatial ability. At the initial evaluations, participants also were asked about time typically spent in seven common activities that significantly involve information processing viewing television; listening to the radio; reading newspapers or magazines; re...Statisticians seek clues to what causes disease clusters
... at Texas A&M. "This is one typical study that my spatial statistics research can address." Sherman, along w...h that uses the actual locations would compare the spatial distributions of the cases with those of the controls, and see if they look similar," Sherman said. ...Scientists image material that could improve MRI technologies
...he non-uniform magnetic fields. The extremely high spatial resolution of their method revealed new electrical and physical properties that the researchers did not expect to find. They learned that the electrons behave very differently inside the vortexs core than outside. The core is no longer superconductin...Optical technique studies brain activity without surgery on skull
... motion and rest," Gratton said. "We demonstrated spatial congruence between the hemoglobin signal and the MRI signal in the motor cortex related to finger movement." The researchers also demonstrated collocation between hemoglobin oxygen levels and changes in scattering due to brain activities. "By having...Transplanted human neural stem cells improve memory in rats
...nt professor of psychiatry at UIC, found that in a spatial memory task, aged rats that had received the trans...rs had grown dramatically in areas associated with spatial memory. Sugaya theorizes that the transplanted stem cells may have replaced or augmented the functio...Highest known catalytic rate for superoxide dismutation achieved
...d unobvious interplay between position, number and spatial arrangement of atoms and groups in dictating a molecules catalytic activity, we were able to design highly complicated molecules and test their potential as catalysts, explained Riley. Thus, we are now able to model any given molecular variation a...License agreement signed to commercialize intelligent hearing aid
... the intensity of impinging sound waves to perform spatial processing and filtering. This allows us to focus our attention in the direction of the desired sounds and ignore the rest."To perform this process artificially, the researchers developed an efficient algorithm capable of extracting the desired spee...Brain's efforts to save itself during Alzheimer's may backfire
...said; its because of this problem with remembering spatial landmarks that nursing homes with Alzheimers patie...namon or cocoa on other mice. Olfactory memory and spatial memory rely on different brain mechanisms. So the scientists conclude that these mice have wide-rang...Specifying alcohol-related brain damage in young women
..., "and found that remembering information, solving spatial problems like working with maps or puzzles, and do... In most people, working memory tasks that require spatial processing of visually presented material rely more heavily on right than left hemisphere function. ...Imaging technique predicts success of bypass surgery or angioplasty
... wall of the heart is possible because of the high spatial resolution of MRI and the capability of the new technique to contrast alive and dead areas of the heart in such a striking manner as dark and bright spots," he said. "We found that when most of the thickness of the heart wall was bright, there was ......from recognition memory, visual discrimination and spatial working memory. Primates previously exposed to amphetamines failed to successfully perform the tasks even with continued testing, for up to one and a half years. "The results show the presence of profound cognitive deficits in the amphetamine-tre...