News tagged with brain mechanism

Related topics: brain




Brain ultrasound improves mood

Non-invasive brain stimulation techniques aimed at mental and neurological conditions include transcranial magnetic stimulation (TMS) for depression, and transcranial direct current (electrical) stimulation ...

Neuroscience created May 16, 2013 | popularity not rated yet | comments 0

Theta brainwaves reflect ability to beat built-in bias

Vertebrates are predisposed to act to gain rewards, and to lay low to avoid punishment. Try to teach chickens to back away from food in order to obtain it, and you'll fail, as researchers did in 1986. But ...

Neuroscience created May 07, 2013 | popularity 4.8 / 5 (6) | comments 2 | with audio podcast

Brain patterns may help predict relapse risk for alcoholism

(Medical Xpress)—Distinct patterns of brain activity are linked to greater rates of relapse among alcohol dependent patients in early recovery, a study has found. The research, supported by the National Institutes of Health, ...

Psychology & Psychiatry created May 02, 2013 | popularity 4 / 5 (1) | comments 0

Study finds analysis of many species required to better understand the brain

To get a clear picture of how humans and other mammals form memories and find their way through their surroundings, neuroscientists must pay more attention to a broad range of animals rather than focus on ...

Neuroscience created Apr 29, 2013 | popularity not rated yet | comments 0

Scientists unpack testosterone's role in schizophrenia

Testosterone may trigger a brain chemical process linked to schizophrenia but the same sex hormone can also improve cognitive thinking skills in men with the disorder, two new studies show.

Neuroscience created Apr 26, 2013 | popularity not rated yet | comments 0

Epigenetic changes shed light on biological mechanism of autism

Scientists from King's College London have identified patterns of epigenetic changes involved in autism spectrum disorder (ASD) by studying genetically identical twins who differ in autism traits. The study, published in ...

Autism spectrum disorders created Apr 23, 2013 | popularity 3 / 5 (1) | comments 1 | with audio podcast

Bursts of brain activity may protect against Alzheimer's disease

Evidence indicates that the accumulation of amyloid-beta proteins, which form the plaques found in the brains of Alzheimer's patients, is critical for the development of Alzheimer's disease, which impacts 5.4 million Americans. ...

Alzheimer's disease & dementia created Apr 18, 2013 | popularity 4.7 / 5 (3) | comments 1 | with audio podcast

Scientists probe the source of a pulsing signal in the sleeping brain

New findings clarify where and how the brain's "slow waves" originate. These rhythmic signal pulses, which sweep through the brain during deep sleep at the rate of about one cycle per second, are assumed ...

Neuroscience created Apr 18, 2013 | popularity 4.4 / 5 (7) | comments 1 | with audio podcast

New model of how brain functions are organized may revolutionize stroke rehab

(Medical Xpress)—A new model of brain lateralization for movement could dramatically improve the future of rehabilitation for stroke patients, according to Penn State researcher Robert Sainburg, who proposed ...

Neuroscience created Apr 16, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

'Strikingly similar' brains of man and fly may aid mental health research

A new study by scientists at King's College London and the University of Arizona (UA) published in Science reveals the deep similarities in how the brain regulates behaviour in arthropods (such as flies ...

Neuroscience created Apr 11, 2013 | popularity 4.8 / 5 (6) | comments 1 | with audio podcast

Researchers confirm multiple genes robustly contribute to schizophrenia risk in replication study

Multiple genes contribute to risk for schizophrenia and appear to function in pathways related to transmission of signals in the brain and immunity, according to an international study led by Virginia Commonwealth University ...

Genetics created Apr 09, 2013 | popularity not rated yet | comments 0 | with audio podcast

A hijacking of healthy cellular circuits

Proteins that control cell growth are often mutated in cancer, and their aberrant signaling drives the wild proliferation of cells that gives rise to tumors. One such protein, the epidermal growth factor receptor (EGFR), ...

Cancer created Apr 08, 2013 | popularity not rated yet | comments 0

KDM1 may represent a new therapeutic target for glioma

Researchers have generated preclinical data demonstrating that the protein KDM1, which functions as a lysine demethylase, is a potential target for glioma treatment, according to Gangadhara R. Sareddy, Ph.D., a postdoctoral ...

Cancer created Apr 08, 2013 | popularity not rated yet | comments 0

How rats see things

The image of an object, when projected into the eyes, may take on the most diverse shapes depending on the chosen point of view, as this can change its distance, perspective and so on, yet generally we have no difficulty ...

Neuroscience created Apr 04, 2013 | popularity 4 / 5 (1) | comments 0

Forget about plaque when diagnosing Alzheimer's Disease

(Medical Xpress)—An Australian study has shown that plaque, long considered to be the hallmark of Alzheimer's disease, is one of the last events to occur in the Alzheimer's brain. This finding will impact the current debate ...

Alzheimer's disease & dementia created Apr 03, 2013 | popularity not rated yet | comments 0 | with audio podcast