Sentences with phrase «yet brain researchers»

yet brain researchers now are saying there is a scientific basis for scheduling some goof - off time into each child's day.

Not exact matches

Though some neuroscientists have suggested that internet addiction can alter the brain in ways similar to alcohol and drug addictions, researchers have yet to provide similar data for smartphone addiction.

This approach allowed researchers to look for differences in the brain that are not a consequence of the depression itself, since the disorder had not yet manifested in most of the individuals.

Yet unlike addictions to substances such as narcotics or nicotine, behavioral addictions to the Internet, food, shopping and even sex are touchy among medical and brain researchers.

Furthermore, brain imaging data for these very elderly animals shows a slight loss of grey matter (neuronal cell bodies), an effect that the researchers have not yet explained, as well as significantly slowed atrophy of white matter (the neuronal fibers connecting different areas of the brain).

fMRI scanners also allow Raichle and other researchers to study the brain's «dark energy» — baseline activities that are unrelated to external stimuli or the performance of overtly visible tasks, yet consume the vast majority of the brain's energy.

Researchers in optogenetics can control genetically modified brain cells using light but because of these modifications, the technique is not yet deemed safe to use in humans.

Although the researchers do not yet know how disruptions in TOP3B affect brain development, they say the most likely explanation is that it changes the shape of the RNA, and thereby disturbs which RNA molecules get copied into proteins.

Yet researchers are still trying to understand how activity in this hypothalamus - adjacent area could conjure the condition — and to determine what other glitches in brain structure, metabolism or interactions contribute to sufferers» throbbing noggins.

Although the technique is not yet refined enough to reveal the smallest projections from neurons, says Smith, it allows researchers to spot interesting regions that they can then cut out and examine more closely using other techniques — which will improve our understanding of the brain.

Yet the researchers still found that migratory bats had smaller brains than non-migratory ones (Biology Letters, DOI: 10.1098 / rsbl.2010.0744).

Neither set of pups developed microcephaly, which Diamond says could be because the researchers infected the mothers so early during pregnancy that not much brain development had yet occurred.

Researchers are far from a complete understanding of what causes schizophrenia and how it affects the brain, and some psychiatrists contend that treating a patient for a disease not yet manifest is a clear violation of a basic tenet of medicine: to do no harm.

Better yet, the researchers can explain why the brain comes to this conclusion.

But researchers do not yet have a comprehensive understanding of these neuronal types and how they are distributed in the brain.

«When researchers use video games as a tool for cognitive enhancement, they assume that game performance relies on specific cognitive / brain function, yet there is a little evidence that establishes such a connection,» explained lead investigator Chandramallika Basak, PhD, Assistant Professor at The Center for Vital Longevity, University of Texas at Dallas.

As for the rest, I got what researchers promised with this young technology when they told me it is not yet ready to test individual brains: a number of intriguing images and mostly impressionistic interpretations.

The researchers used sensitive 3D X-ray imaging to look inside the skull, and check out the brain cavity, inner ears and the ape's yet to emerge adult teeth.

Better yet, the fluorescent signal persists for hours after the communication event, allowing researchers to study the brain's activity after the fact, under a microscope.

Researchers do not know yet whether other areas of the brain encode altitude or whether mammals simply do not need that information to survive.

In a study out today, researchers provide the most detailed picture yet of how the brain reorganizes itself to accommodate foreign appendages.

Although the number of cases is still very small, and most have yet to be published in peer - reviewed journals, the researchers insist their preliminary findings are cause for concern because this type of brain pathology is virtually unheard of in people this young.

Roughly a third will likely not have much amyloid in their brains yet, allowing the researchers to track whether the drug affects its accumulation, Reiman says.

Researchers do not yet know whether these effects were beneficial; they also have not discovered the mechanism underlying the observed shift in brain activity.

The promise of brain — computer interfaces (BCIs) for restoring function to people with disabilities has driven researchers for decades, yet few devices are ready for widespread practical use.

Yet more researchers and doctors are awakening to surgery's risks for the brain.

«However, researchers don't yet know what level is optimal for brain health or at what point vitamin D becomes toxic for humans, and this is a topic that deserves close examination.»

I am not sure it yet provides solid evidence that peripheral inflammation causes brain shrinkage as the researchers did not measure inflammation before brain shrinkage, so it is not clear which way round these changes occurred.

Sure enough, when the researchers examined the brains of PD patients, they found more cells exhibiting signs of senescence than in people without the disease — and especially astrocytes, as they had expected.7 This was true even after matching patients for age, meaning that PD subjects had even more senescent astrocytes in their SNcs than is typical for people their age (ranging in this case from 50 — 92 years at autopsy)-- and remember, aging already drives an increase in the burden of these cells as compared with young people, even in those who have yet to develop Parkinson's disease.7

Other proteins allow researchers to measure electrical or biochemical activity, while yet others can activate or inhibit specific kinds of cells in the brain in real time.

The researchers found that the brains of the concussion sufferers showed signs of «subtle yet pervasive» disruptions in terms of attention and thinking skills.

Researchers aren't sure yet what causes the reaction but think nepetalactone may stimulate the same receptors in the brain that are effected by «happy» feline facial pheromones.

Although so - called nanomaterials have yet to cause any illnesses or problems in humans, a number of studies have shown that they can be harmful to animals; fullerenes, for example, were found to cause oxidative stress in the brains of largemouth bass in a recent study done by researchers from three different institutions.