They showed part of the brain thought to be involved in "food appeal", the orbitofrontal cortex, became more active on an empty stomach.
Areas of the brain thought to be included in this network include medial frontal, the lateral parietal and the posterior cingulate regions of the cortex.
Hawkins, who will continue to work as chief technical officer of Treo maker palmOne (nasdaq: PLMO - news - people ), already has his own research lab to study the neocortex, a massive part of the brain thought to hold such higher level functions as language, learning, memory and complex thought.
In July, Elan and Wyeth unveiled anemic initial trial results for a widely touted antibody against the brain plaques thought to be a culprit in the disease.
Well, no heart was better than no brain, Candy thought, as she sucked on the last of her cigarette and stubbed it out in the grass, dismissing the notion that she might cause a brushfire in this hottest of seasons.
Bipolar disorder is a treatable condition that affects parts of the brain controlling emotion, thought and drive, the Mayo Clinic says.
He was 62, and an autopsy found that he had the degenerative brain disease CTE, thought to be caused by head trauma.
The comedian Emo Philips said that he thought his brain was the most fascinating organ in his body until he realized who was telling him this.
WSJ: Mind & Matter: Alison Gopnik on Beating the Brain's Curbs on Innovation
Even though a person may not be consciously aware of movement or of unexpected appearance, the brain detects it and triggers the P-300 brainwave, a brain signal that is thought to be involved in stimulus evaluation or categorization.
Nerves from a part of the rat brain known as the basal forebrain are thought to secrete the chemical acetylcholine into the brain's main vision center, also called the primary visual cortex, reinforcing connections that were recently active.
MSN: Goggle-wearing rats show link between learning, rewards
It had been thought that new brain cells grew only in young children, and that thereafter every bump on the head or glass of wine led to a loss of intelligence.
Futuristic Muse brain-sensing headbands let you play thought-controlled games, improve your memory and reduce stress via Bluetooth.
They repeated the exchange several times and found that they could pinpoint particular areas of the brain that turned on when the investor thought the trustee was, well, trustworthy.
And while researchers continue to explore how we can reduce amyloid-beta levels in the brain (whether by changing behaviors, thought processes, or by pharmacological methods), the best advice is probably to stay as cognitively active as you can, get some rest, and perhaps most importantly, be as happy as you can be.
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The researchers contend that the adult brain is thus more changeable more quickly than anyone thought.
We are evolving in every moment with the chemistry of each sound, sight, thought and emotion that passes through the brain.
Plasticity studies have also revealed that the five senses, once thought to be isolated systems in the brain, may be interchangeable.
When we pause to examine a thought bubble, we can use our brain to layer logic on top of the emotion.
And it's becoming increasingly clear that the dopamine-rich areas of the brain are much more important in depression than previously thought.
At present doctors test for the presence of abnormal proteins called prions which are thought to cause the disease by killing off brain cells.
Eating contaminated meat or some other animal products from cattle that have bovine spongiform encephalopathy is thought to be the cause of the fatal brain disease in humans that is called variant Creutzfeldt-Jakob disease.
The thought process is that we should not reject brain capital due to antiquated immigration programs but encourage high performing graduate and postgraduate students to stay in the US and help spur job and innovation creation here.
It is as if the very thought that something psychological is "in the brain" gives us a little explanatory frisson, even though we have known for at least a century that everything psychological is "in the brain" in some sense.
WSJ: How the Brain Really Works | Mind & Matter by Alison Gopnik
The reason why economists in the late 19th century and much of the 20th put the rational utility-maximising individual at the heart of their models was not that they thought that economics should avoid looking into the brain, but because they lacked the technical means to do so, says Mr Colander.
"The thought centers around the release of mood-altering brain chemical, mainly endorphins, " Bryant said.
However, the team found that eventually both methods of memory retrieval were as effective in the tasks, meaning that while sleep deprivation affects brain function it does not affect overt behaviour, as previously thought.
The BRAIN Initiative will accelerate the development and application of new technologies that will enable researchers to produce dynamic pictures of the brain that show how individual brain cells and complex neural circuits interact at the speed of thought.
FORBES: President Obama Pledges $100 Million To The Human BRAIN Initiative
The researchers now want to look at deeper sleep, where the most vivid dreams are thought to occur, as well as see whether brain scans can help them to reveal the emotions, smells, colours and actions that people experience as they sleep.
The exact mechanism is unknown, but certain bacteria are thought to facilitate important interactions between the gut and the brain.
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