News tagged with neuron activity

Related topics: brain




Hormone signal drives motor neuron growth, fish study shows

A discovery made in fish could aid research into motor neuron disease.

Medical research created 8 hours ago | popularity 5 / 5 (1) | comments 0

Neurons that can multitask greatly enhance the brain's computational power, study finds

Over the past few decades, neuroscientists have made much progress in mapping the brain by deciphering the functions of individual neurons that perform very specific tasks, such as recognizing the location ...

Neuroscience created May 20, 2013 | popularity 4.9 / 5 (12) | comments 1 | with audio podcast

Temporal processing in the olfactory system

The neural machinery underlying our olfactory sense continues to be an enigma for neuroscience. A recent review in Neuron seeks to expand traditional ideas about how neurons in the olfactory bulb might encode information about ...

Neuroscience created May 17, 2013 | popularity 4 / 5 (1) | comments 0 | with audio podcast report

Clouds in the head

Many brain researchers cannot see the forest for the trees. When they use electrodes to record the activity patterns of individual neurons, the patterns often appear chaotic and difficult to interpret.

Neuroscience created May 21, 2013 | popularity not rated yet | comments 0

Off the grid: Environmental novelty changes hippocampal firing patterns

(Medical Xpress)—The brain's two hippocampal formations – one in each hemisphere's temporal lobe, medial to the inferior horn of the lateral ventricle and typically referring to the dentate gyrus, the ...

Neuroscience created Nov 07, 2012 | popularity 5 / 5 (5) | comments 3 | with audio podcast feature

Your brain on dye: Imaging neuronal voltage with fluorescent sensors and molecular wires

(Medical Xpress) -- Optically monitoring the brain’s neuronal activity can be accomplished in several ways, including electrochromic dyes, hydrophobic anions, calcium imaging, or voltage-sensitive ion ...

Neuroscience created Feb 24, 2012 | popularity 4.9 / 5 (10) | comments 0 | with audio podcast feature

Do brain cells need to be connected to have meaning?

(Medical Xpress)—The classic theory of the brain is one of connections, in which the brain consists of a network of neurons that interact with each other to allow us to think, see, interpret, and understand ...

Neuroscience created Dec 04, 2012 | popularity 4.9 / 5 (9) | comments 8 | with audio podcast feature

Neural codes for memory implants

(Medical Xpress)—The ability to short-circuit debilitating tremors in disease states with implantable stimulators is nothing short of remarkable. The same can be said for cochlear prosthetics which restore ...

Neuroscience created Apr 24, 2013 | popularity 4.9 / 5 (8) | comments 5 | with audio podcast report

Scientists discover that DNA damage occurs as part of normal brain activity

Scientists at the Gladstone Institutes have discovered that a certain type of DNA damage long thought to be particularly detrimental to brain cells can actually be part of a regular, non-harmful process. The team further ...

Alzheimer's disease & dementia created Mar 24, 2013 | popularity 5 / 5 (7) | comments 1 | with audio podcast

Using precisely-targeted lasers, researchers manipulate neurons in worms' brains, take control of their behavior

In the quest to understand how the brain turns sensory input into behavior, Harvard scientists have crossed a major threshold. Using precisely-targeted lasers, researchers have been able to take over an animal's ...

Neuroscience created Sep 24, 2012 | popularity 5 / 5 (8) | comments 1 | with audio podcast

Implanted prosthetic device restores, improves impaired decision-making ability in monkeys

(Medical Xpress)—Researchers have taken a key step towards recovering specific brain functions in sufferers of brain disease and injuries by successfully restoring the decision-making processes in monkeys.

Neuroscience created Sep 13, 2012 | popularity 4.9 / 5 (11) | comments 0 | with audio podcast

Simple mathematical computations underlie brain circuits

(Medical Xpress) -- The brain has billions of neurons, arranged in complex circuits that allow us to perceive the world, control our movements and make decisions. Deciphering those circuits is critical to ...

Neuroscience created Aug 08, 2012 | popularity 4.5 / 5 (11) | comments 9 | with audio podcast

Research discovers how brain activity changes when anesthesia induces unconsciousness

Investigators at Massachusetts General Hospital (MGH) and Massachusetts Institute of Technology (MIT) have identified for the first time a pattern of brain activity that appears to signal exactly when patients ...

Neuroscience created Nov 05, 2012 | popularity 4.9 / 5 (7) | comments 2 | with audio podcast

Songbirds' brains coordinate singing with intricate timing, study reports

As a bird sings, some neurons in its brain prepare to make the next sounds while others are synchronized with the current notes—a coordination of physical actions and brain activity that is needed to produce ...

Neuroscience created Feb 27, 2013 | popularity not rated yet | comments 2 | with audio podcast

A different drummer: Neural rhythms drive physical movement

Unlike their visual cousins, the neurons that control movement are not a predictable bunch. Scientists working to decode how such neurons convey information to muscles have been stymied when trying to establish ...

Neuroscience created Jun 03, 2012 | popularity 4.7 / 5 (9) | comments 0 | with audio podcast