In experiments, so - called fast - twitch muscles and slow - twitch muscles assumed each other's characteristics when stimulated
with electrical signals characteristic of the other type.
A similar premise underlies one of Heller's prior inventions: a small device, ideal for diabetics, that instantly indicates blood - sugar levels
with an electrical signal.
As such, most stylus nibs have to be big enough to fake a finger gesture — usually around 6 to 9 millimeters wide — or they have to fake
it with electrical signals.1
Not exact matches
Colorado - based Cochlear's processors gather sound from the environment, turning it into an
electrical signal and send it to an electrode implanted in the ears of people
with hearing loss.
By using methods and tools such as EEG or MRI, neuromarketing read
electrical signals from the brain and analyze them to provide their clients
with the answers they need.
In animal studies, too much fibrin in the central nervous system has been associated
with breakdown of the myelin sheath that surrounds the nerves and allows them to conduct
electrical signals properly.
The inner ear is lined
with approximately 30,000 sensitive hair cells that convert sound energy into
electrical signals that travel to the brain.
In 2011 researchers found that these waves of electricity cause neurons in the hippocampus, the main brain area involved
with memory, to fire backward during sleep, sending an
electrical signal from their axons to their own dendrites rather than to other cells.
His mission — called the Anomalous Transport Rocket Experiment — will allow scientists to better model
electrical activity that can interfere
with signals from satellites and spacecraft.
The inner ear comprises the hearing organ or cochlea, together
with the five balance organs (the saccule, utricle and three semicircular canals), which contain the sensory cells, or hair cells, that detect mechanical vibrations and convert them into
electrical signals.
They managed to record the reactions at very high resolution, as the
electrical signals were carefully controlled and could therefore be delivered multiple times
with exact reproducibility.
Although a cell phone is much less powerful than TMS, the question still remains: Could the
electrical signals coming from a phone affect certain brainwaves operating in resonance
with cell phone transmission frequencies?
Stimulating weakened muscles
with a pattern of
electrical signals produced by healthy muscles may encourage them to regenerate and dramatically improve their function.
Seeking to combine DBS's deep - brain targeting
with TMS's noninvasiveness, Boyden's MIT team, led by bioengineer Nir Grossman, took advantage of a well - known property of neurons: They respond only to low - frequency
electrical signals.
In this research, authors worked
with electrical brain
signals that allowed the activation of the presentation of visual stimuli in the iPad's touchscreen.
Detailed looks at how the brain uses these waves raise the possibility of tweaking the
signals with electrical nudges — interventions that could lead to therapies that can correct memory problems and mental illness, for instance.
Graphene transistors integrated in a flexible neural probe enables
electrical signals from neurons to be measured
with high accuracy and density.
The team reported in Molecular and Cellular Proteomics that, compared
with controls, PGD mice were more forgetful, heavier and had less myelin (a fatty coating on nerves that allows
electrical signals to move quickly across nerve cells).
Nerve cells exchange information
with each other in the form of
electrical signals via so - called synapses.
The scientists conducted 186 trials, presenting the dolphin
with a range of
electrical signals from low to high.
This power failure, the team found, is caused by disruption to the cells» mitochondria — the tiny powerhouses that fuel all cell life — when they become destabilized during the «resuscitation» period after a heart attack and trigger chaotic cell - to - cell
signaling that interferes
with the heart's entire
electrical network.
Along
with the fibers, they translate our physical interactions
with the world into
electrical signals that our brain can process.
We are also dedicated not only to enabling control over computers or robotic assistive devices, but — for people
with spinal cord injury or stroke — working toward the goal of reconnecting brain to limb, allowing the powerful intracortical
signals to activate fully implanted functional
electrical stimulation devices, and re-enabling intuitive movement of one's own arm and hand.»
Three images, left to right, of the same thundercloud depict a less - than -10-milliseconds-long sequence of events: (left) formation within the cloud of a small channel, or «leader,» of
electrical conductivity (yellow line)
with weak emission of radio
signals (ripples), to (middle) a burst of both dark lightning (pink) and radio waves (larger ripples), to (right) a discharge of bright lightning and more radio waves.
A film
with higher resistance has lower
electrical conductivity, meaning that more voltage must be applied to send a
signal through it, which further degrades the material.
Each pyramid, in turn, is equipped
with an electrode, for measuring
electrical signals or sending stimuli to the network.
Receptors facilitate chemical and
electrical signals between neurons in the brain, allowing those neurons to communicate
with each other.
Nerves and other electrically - excitable cells communicate
with one another by transmitting
electrical signals, and sodium channels play a vital role in this process.
By also collaborating
with James Hone, a professor of mechanical engineering at Columbia, they designed a better way to connect
electrical signal lines to the sandwiched graphene.
Some of the pinpointed genes are known to be involved in the function of synapses, tiny connectors that allow brain cells to communicate
with each other through
electrical and chemical
signals.
Scientists at the Tokyo Institute of Technology reported in last week's Nature (4 February, p428) that they had developed a way of controlling liquid - crystal screens
with laser light rather than
electrical signals.
One alternative is to replace
electrical interconnects
with energy - efficient optical interconnects that carry data using light
signals.
This
electrical pulse, combined
with the
signal received from other neurons, acts to stimulate the synapses.
Stimulating excitatory cells
with chemicals or electric pulses causes them to fire, or send
electrical signals of their own to neighboring neurons.
During the renal denervation procedure
with the Symplicity device used in this trial, a catheter is threaded through arteries to deliver radiofrequency energy that inactivates kidney nerves, interrupting
electrical signals to and from the kidney, an organ that performs a major role in regulating blood pressure.
Epilepsy researchers around the world have been working for decades to identify patterns of
electrical activity in the brain that
signal an oncoming seizure, but
with limited success.
In the approximately 30 seconds between a rat's last heartbeat and the point when its brain stopped producing
signals, the team carefully recorded its neuronal oscillations, or the frequency
with which brain cells were firing their
electrical signals.
Concurrently, the research team recorded
electrical signals from TRN neurons and also tracked the mice's behavior while at the same time inactivating various parts of the brain's neural circuits
with a laser beam.
Various previous studies had shown that epigenetic remodeling of DNA by methylation or demethylation led to changes located in synapses, where one neuron communicates
with another by chemical or
electrical signals sent across a small gap.
When the sensors come into contact
with sweat they generate
electrical signals that are amplified and filtered, and then calibrated using skin temperature.
As for those patients whose brains are trapped in inanimate bodies, implants that pick up
electrical impulses can already translate neural
signals to control a cursor, move a wheelchair, or say hello, although they are not now suitable for people
with severe brain injuries.
Neurons communicate
with each other through chemical and
electrical signals that can be excitatory (activating) or inhibitory (deactivating), depending on their class: Pyramidal cells are excitatory neurons whilst interneurons are inhibitory.
Depression is associated
with a multitude of pathological processes, including inflammation of the peripheral immune system, a set of biological structures and processes in the lymph nodes and other tissues that protect against disease and abnormalities involving synapses, the structures that permit neurons to pass an
electrical or chemical
signal to other neurons.
With a remote control, Darrel uses the stimulator for up to 45 minutes each day, applying different programs to transmit
electrical impulses into his spinal cord that mimic the same
signals that would come from the brain.
Cells are chatty, constantly exchanging proteins or
electrical signals with their neighbors.
Electronics researchers would like to integrate silicon light emitters
with other silicon electronics, in order to send
signals between chips optically, avoiding bottlenecks caused by
electrical transmission and so speed up communications.
The inner ear turns sound waves into
electrical signals inside the organ of Corti, which is lined
with rows of 15,000 to 20,000 hairlike cells.
To build the prototype glasses that could exploit these
signals, el Kaliouby worked
with Picard, who is an
electrical engineer.
Used in conjunction
with a photodetector, the filter converts optical
signals to
electrical signals.
Brain cells communicate
with each other by firing off tiny chemical and
electrical signals.