But a new kind of scan may help. A "chemical thumbprint" of the brain, made using a regular MRI machine that measures levels of certain chemicals in the brain, appears to give a much more accurate ...

Illinois engineers fused ultrafast imaging with smart algorithms to peek at living brain chemistry, turning routine MRIs into ...

A way to visualise chemicals washing through the brain could vastly extend the power of fMRI, a workhorse of neuroscience. ... Brain scans now catch chemicals too. By Ewen Callaway.

Brain tumor survivors live with the constant worry that their cancer might come back. And even if they have a brain scan every few months to check, doctors often can't tell the difference between ...

First, he analyzed brain scans of healthy volunteers taken at different times of year. He discovered that the amount of a signaling chemical called mu-opioid receptor rose and fell with the seasons.

Psychedelics and anesthetics cause unexpected chemical reactions in the brain. Neuroscientists mapped the human brain on 10 mind-altering drugs. ... An MRI brain scan.

I f the genome is an instruction manual, then the chemical modifications that comprise the epigenome are like highlighters and sticky notes. Each epigenetic mark tells cells which parts of the manual ...

The defense brings in hired guns to testify that brain scans can identify areas of dysfunction linked to antisocial behavior, poor decision-making and lack of impulse control.

PET and MRI scans can provide images of brain anatomy, structure and function. When a person perceives stimuli or thinks certain thoughts, neurons (nerve cells) in specific regions of the brain ...

The scans revealed that both groups — those who consumed caffeine and those who drank coffee — had decreased activity afterward in a part of the brain that puts people in a resting state.