Study co-lead, Washington University neuroscientist Michael Bruchas, says he and his colleagues wanted to find a way to
control the brain circuits of the mice without using wires or tethers.
A clever combination of optics and genetics is allowing neuroscientists to identify and
control brain circuits with unprecedented precision
«We show that an immune molecule directly
controls brain circuits through neurons,» Kipnis says.
Not exact matches
Dr. Saper's research has explored circuitry of the
brain that
controls basic functions such as wake - sleep cycles, feeding, and immune response, and how these
circuits are disrupted in neurological disorders, such as Parkinson's disease, in sleep disorders such as narcolepsy and sleep apnea, and during aging.
Correspondingly, they found that neural
circuits in the
brain that contribute significantly to the
control of anxiety and social interactions were significantly affected in the immune - activated mice.
Today, scientists at Cold Spring Harbor Laboratory (CSHL) announce the discovery of a new neural
circuit in the
brain that directly links the site of fear memory with an area of the brainstem that
controls behavior.
By carefully
controlling this process, researchers can interrupt faulty
brain circuits or destroy unwanted tissue.
A team of CSHL scientists have discovered a new neural
circuit in the
brain that directly links the site of fear memory with an area of the brainstem that
controls behavior.
Since all behavior is
controlled by the
brain, human beings may have evolved specialized neural
circuits that are responsible for compliance with society's rules.
This pruning changes the relative density of receptors in the
circuit linking the area of the
brain involved with processing rewards (the basal ganglia) and the area of the
brain implicated in inhibition and
control (the prefrontal cortex).
And when people respond well to placebos, they show stronger activation in
brain circuits that
control pain compared with those who are less susceptible to the placebo response.
Previous research has linked social function to the prefrontal region of the
brain, but
circuits that affect prefrontal
control of social behavior were unknown.
«Autism:
Brain circuit controls social behavior identified: A new study identifies specific brain circuit that may lead to social impairments in autism spectrum disorder.&r
Brain circuit controls social behavior identified: A new study identifies specific
brain circuit that may lead to social impairments in autism spectrum disorder.&r
brain circuit that may lead to social impairments in autism spectrum disorder.»
A new study by researchers at Roche in Basel, Switzerland has identified a key
brain region of the neural
circuit that
controls social behavior.
If gonadal hormones alone
control sex - specific
brain function, the two halves of the bird's
brain that
controls song (known as the song
circuit) would be uniformly masculine or feminine.
But «the
circuits in the
brain that
control gaze direction affect how the
brain processes auditory information.»
Findings about the
brain circuits that
control the behavioral and physiological responses are assumed to explain how humans experience fear.
«Precise
control of
brain circuit alters mood: Pacemaker
circuit keeps emotional centers working together.»
By combining super-fine electrodes and tiny amounts of a very specific drug, Duke University researchers have singled out a
circuit in mouse
brains and taken
control of it to dial an animal's mood up and down.
By combining super-fine electrodes and tiny amounts of a very specific drug, researchers have singled out a
circuit in mouse
brains and taken
control of it to dial an animal's mood up and down.
Functional loss of limb
control in individuals with spinal cord injury or stroke can be caused by interruption of the neural pathways between
brain and spinal cord, although the neural
circuits located above and below the lesion remain functional.
Compared to
controls, patients with depression had decreased fractional anisotropy (FA), a measure of the structural integrity of white matter connections, around an area near the deep gray matter of the
brain that is strongly associated with the
brain's reward
circuit.
However, much work is needed to conclusively show that depressed patients do indeed have problems with their hate
control that are tied to this
brain circuit.
The experiment, Dulac adds, implies that the neuronal
circuits for «male» behavior exist in the
brains of female mice and that the animals» VNO, by sensing pheromones,
controls which sexual behavior repertoire is expressed.
«To understand and address the causes of speech disorders requires a fundamental understanding of the
brain circuits and computations involved in learning and
controlling speech,» said Dr. Roberts, a Thomas O. Hicks Scholar in Medical Research.
Optogenetics also may provide an improved understanding of Parkinson's disease, which involves haywire processing in certain motor -
control circuits in the
brain.
The technique is currently used to target the
brain circuits involved in Parkinson's disease, dystonia, and tremors, where it has been shown to be highly effective in
controlling symptoms.
Second, they showed increased activation of executive «self -
control»
circuits in the
brain, perhaps making them more effective in resisting temptations.
This study, led by Garret D. Stuber, PhD, associate professor of psychiatry and cell biology & physiology, and Jenna A. McHenry, PhD, a postdoctoral research associate in Stuber's lab, identified a hormone - sensitive
circuit in the
brain that
controls social motivation in female mice.
«The results are important because they show that even after several years without a hand to
control, the
brain retrains the
circuits necessary to
control one,» says neurophysiologist John Rothwell of the Institute of Neurology at University College London.
The finding of the region associated with impulse
control may one day identify
brain circuits involved in addiction as well as attention deficit and personality disorders
Based on their data, Card and von Reyn propose that a looming stimulus first activates a
circuit in the
brain that initiates a slow escape, beginning with a
controlled lift of the wings.
Sripada and colleagues suggest that methylphenidate may help to boost performance of the specific
circuits in the
brain's prefrontal cortex that are normally compromised after sustained exertion of self -
control.
Amita Sehgal, PhD, a professor of Neuroscience at the Perelman School of Medicine, University of Pennsylvania, describes in Cell a
circuit in the
brain of fruit flies that
controls their daily, rhythmic behavior of rest and activity.
When humans are torn between paying attention to two different things, it triggers a «conflict»
circuit in a
brain region called the dorsal anterior cingulate cortex (dACC) which is part of a larger
brain structure
controlling rational thought and emotions.
Monkeys typically find other monkeys impossible to ignore, and this experiment was no exception: the monkeys often failed at the reward task because they looked at the faces, especially if the faces depicted emotion.When humans are torn between paying attention to two different things, it triggers a «conflict»
circuit in a
brain region called the dorsal anterior cingulate cortex (dACC) which is part of a larger
brain structure
controlling rational thought and emotions.Using a tiny sensor implanted in the dACCs of the monkeys, Platt's group was able to measure the electrical activity of single neurons.
The first genetically encoded optical tool that can precisely
control brain cells (neurons) by the millisecond, optogenetics allows for light - induced
control of neuronal activity, helping researchers understand how neurons form
circuits that
control behavior.
Challenges stem from the kinetic nature and mechanical softness of
brain tissue, tissue responses to implanted foreign bodies as well as our limited ability to
control neural
circuits and regenerative processes in situ.
Scientists discover a
brain circuit that
controls walking and identify a new target for treating Parkinson's disease
I study the gonadal steroid regulation of neural
circuits that
control reproductive behavior, and the physiology and function of steroids made in the
brain (neurosteroids).
Whole -
brain connectivity approaches have also provided evidence of hypo - connectivity of social processing - related
brain circuits in adolescents with ASD (Gotts et al., 2012), though a recent systematic investigation using both ROI - based and ICA - based analytic approaches found very few examples of functional hypo - connectivity in adults with ASD compared with age - matched
control participants (Tyszka et al., 2013).
«The
circuits in the
brain that
control movement also
control motivation,» explained Kreitzer, who is the director of the neuroscience graduate program at UCSF.
Coherent
control of purposive actions emerges from the coordination of multiple
brain circuits during learning.
The
circuit in your robot will
control two vibrating motors, which is like how an insect's
brain controls its muscles.
A powerful
brain circuit that responds to rewarding events has just been discovered in a
brain region previously associated with
controlling reactions to fear and pain.
SAN FRANCISCO, CA — Scientists at the Gladstone Institute of Neurological Disease (GIND) and Stanford University have shown how key
circuits in the
brain control movement.
Plus, oxytocin also calms the reactivity of the amygdala, the fear center of your
brain, and strengthens its communication with
brain circuits that help you
control emotions.
When an individual visualizes an activity such as running, playing piano, or playing a sport, the
circuits in our
brains that
control these activities become activated.
such as running, playing piano, or playing a sport, the
circuits in our
brains that
control these activities become activated.
It can damage our
brain cells and alter nerve
circuits that
control emotions.