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circuits in Medical News

Abnormal Brain Circuits May Prevent Movement Disorder

Most people who carry a genetic mutation for a movement disorder called dystonia will never develop symptoms, a phenomenon that has puzzled scientists since the first genetic mutation was identified in the 1990s. Now, scientists at The Feinstein Institute for Medical Research have figured out w...

Brain Circuits That Suppress Memory Found

May lead to better understanding of amnesia THURSDAY, Jan. 10 (HealthDay News) -- Brain circuits that play a key role in memory suppression have been identified by Israeli researchers. The findings may lead to a better understanding of the mechanisms underlying amnesia, said the res...

Scientists identify brain circuits used in sensation of touch

The ability to tactually recognize fine spatial details, such as the raised dots used in braille, is especially important to those who are blind. With that in mind, a team of researchers has identified the neural circuitry that facilitates spatial discrimination through touch. Understanding this c...

CSHL neuroscientists propose project to comprehensively map mammalian brain circuits

Cold Spring Harbor, NY -- Thirty-seven scientists from Cold Spring Harbor Laboratory (CSHL) and 20 other major research institutions in the U.S. and Europe have issued a major challenge to the neuroscience community. At long last, the time has come, they argue in a just-published paper, to assemb...

Alcoholism-associated molecular adaptations in brain neurocognitive circuits

After many years of heavy drinking, alcohol produces pathological alterations in the brain. In many alcoholics these changes culminate in massive social deterioration and disorders of memory and learning. Severe cognitive impairments occur in approximately 10% of heavy drinkers. Alcoholic dementia...

Neuroscientists show insulin receptor signaling regulates structure of brain circuits

A team of neuroscientists at Cold Spring Harbor Laboratory (CSHL) has demonstrated for the first time in living animals that insulin receptors in the brain can initiate signaling that regulates both the structure and function of neural circuits. The finding suggests a significant role for thi...

Clinical depression linked to abnormal emotional brain circuits

MADISON - In what may be the first study to use brain imaging to look at the neural circuits involved in emotional control in patients with depression, researchers at the University of Wisconsin-Madison have found that brains of people with clinical depression react very differently than those of ...

Robotics insights through flies' eyes

...this investigation: "Through our results, the network of VS cells in the fly's brain responsible for rotational movement is one of the best understood circuits in the nervous system." Yet these efforts don't end with the purely fundamental research. The discoveries of the neuroscientists in Martinsried are al...

World's First Deep Brain Stimulation Device Approved for Treatment of Psychiatric Condition in Europe

...le (AIC), and more specifically, a region sometimes referred to as the ventral capsule/ventral striatum (VC/VS), which is a central node in the neural circuits believed to regulate mood and anxiety. About OCD People with OCD have persistent, upsetting thoughts (obsessions) and use rituals (compu...

New role discovered for molecule important in development of the pancreas

...m. These cells ultimately give rise to pancreatic islet cells, which include beta cells. By carefully defining the developmental steps and genetic circuits that lead to mature beta cells, researchers may be able to one day mimic these developmental processes, thereby facilitating beta-cell growth in the l...
circuits in Medical Technology

Medigus and Tower Semiconductor Announce World's Smallest Medical Video Camera Based on Advanced CMOS Image Sensor

...ut Tower Semiconductor, Ltd. Tower Semiconductor Ltd. (NASDAQ: TSEM , TASE: TSEM), a global specialty foundry leader, manufactures integrated circuits with geometries ranging from 1.0 to 0.13-micron and provides complementary technical services and design support. Tower, along with its fully owned U....

Protein Shown to Play a Key Role in Normal Development of Nervous System

...helping patients recover motor function after they suffer an injury to the spinal cord or other parts of the nervous system," said Kalb. "Often neural circuits remain intact after an injury, and are capable of reorganizing themselves, given the proper stimulation. If we can eventually manipulate this protein'...

Findings on Bladder-Brain Link May Point to Better Treatments for Problems in Sleep, Attention

...aid further studies are necessary to analyze the direct connections between heightened brain activity and specific behaviors, but added that the brain circuits involving the locus ceruleus might be a useful target for drugs to improve attention and sleep patterns in patients with bladder dysfunctions. Furth...

Indevus Announces Presentation of Pagoclone Data at 47th Annual New Clinical Drug Evaluation Unit Meeting

...GABA is believed to be an important neurotransmitter in the brain that may be disrupted in people who stutter. Pagoclone enhances the activity in GABA circuits in the brain and thus may help restore more normal function in speech areas of the brain. About Indevus Indevus Pharmaceuticals, Inc. is a special...

Stanford Researchers Find Brain Pathway of Depression in Rats

...ge-sensitive dye imaging for this model. This technique allows intact brain circuits to be viewed in real time, enabling the researchers to watch living neurons...vity, which the researchers introduce into the animal brain tissue. As dyed circuits light up and darken again in response to electrical activity, very fast hig...
circuits in Medical Products

Proteomic High Voltage Power Supplies

Features:...tain their information eve when the unit is turned off. Sophisticated safety features : All programmable power supplies feature a number of built-in circuits to protect and alert the user to potentially unsafe operating conditions. Each is also equipped with an advanced ground leakage detection system to pr...
Company:ThermoFisher Scientific

High Voltage Programmable Power Supplies

Features:...etain their information eve when the unit is turned off. Sophisticated safety features :All programmable power supplies feature a number of built-in circuits to protect and alert the user to potentially unsafe operating conditions. Each is also equipped with an advanced ground leakage detection system to pr...
Company:ThermoFisher Scientific

Thermomat Patient Warming System

Features:... Electrically Safe Pads even when the pad is cut or drilled through Padded for extra comfort X-Ray Translucent 8 heat sensors split between two circuits Visual and audible alarms Fail safe operation Compatible with ECG monitors and can be used in conjuction with Diathermy After Sales Support ...
Company:JMW Medical Ltd

Webster Crista Cath 20-Pole Deflectable Catheter

Features:...andle allows efficient one-handed technique and enhanced pushability 1-3-1 mm electrode spacing permits mapping of sinus node tachycardia and flutter circuits while positioned along the crista terminalis Allows a quick sweep of the atrium for fast mapping of atrial arrhythmias 20 high-fidelity platinum iri...
Company:Biosense Webster, a Johnson & Johnson Company

Elmed BC 50 Standard

Features:... circuit, footswitching. The Elmed BC 50 standard has similar features to the Elmed BC 50 M/M but for cost containment the micro and the handswitching circuits are eliminated. The Elmed BC 50 Standard has an output of up to 50 W at 100 Ohm load, exceeding all clinical requirements....
Company:Elmed Inc.
circuits in Medical Dictionary

Gallium

...compound of two elements, gallium and arsenic. It is an important semiconductor and is used to make devices such as microwave frequency integrated circuits (ie, MMICs), infrared light-emitting diodes, laser diodes and solar cells. in gallium -arsenide-based optoelectronic devices, including ... price...

Arrhythmia

.... ... WebMD explains what an abnormal heart rhythm or arrhythmia means for your heart. ... This is an arrhythmia caused by one or more rapid circuits in the atrium. ... Arrhythmia : symptoms, cause, prevention, types, complications, treatment, long-term outlook, risks ... Atherosclerosis is als...
circuits in Biological News

Abnormal brain circuits may prevent movement disorder

MANHASSET, NY -- Most people who carry a genetic mutation for a movement disorder called dystonia will never develop symptoms, a phenomenon that has puzzled scientists since the first genetic mutation was identified in the 1990's. Now, scientists at The Feinstein Institute for Medical Research hav...

Using combinatorial libraries to engineer genetic circuits advances synthetic biology

(Boston) -- Streamlining the construction of synthetic gene networks has led a team of Boston University researchers to develop a technique that couples libraries of diversified components with computer modeling to guide predictable gene network construction without the back and forth tweaking. ...

Neuronal circuits able to rewire on the fly to sharpen senses

PITTSBURGH Researchers from the Center for the Neural Basis of Cognition (CNBC), a joint project of Carnegie Mellon University and the University of Pittsburgh, have for the first time described a mechanism called dynamic connectivity, in which neuronal circuits are rewired on the fly allowing sti...

Caltech scientists reveal how neuronal activity is timed in brain's memory-making circuits

PASADENA, Calif.Theta oscillations are a type of prominent brain rhythm that orchestrates neuronal activity in the hippocampus, a brain area critical for the formation of new memories. For several decades these oscillations were believed to be "in sync" across the hippocampus, timing the firing of...

Case Western Reserve researchers develop 'wireless' activation of brain circuits

Traditionally, stimulating nerves or brain tissue involves cumbersome wiring and a sharp metal electrode. But a team of researchers at Case Western Reserve University is going "wireless." And it's a unique collaboration between chemists and neuroscientists that led to the discovery of a remarka...

Ultrasound shown to exert remote control of brain circuits

In a twist on nontraditional uses of ultrasound, a group of neuroscientists at Arizona State University has developed pulsed ultrasound techniques that can remotely stimulate brain circuit activity. Their findings, published in the Oct. 29 issue of the journal Public Library of Science (PLoS) One...

New MIT tool probes brain circuits

CAMBRIDGE, Mass. - Researchers at the Picower Institute for Learning and Memory at MIT report in the Jan. 24 online edition of Science that they have created a way to see, for the first time, the effect of blocking and unblocking a single neural circuit in a living animal. This revolutionary me...

Hap1 protein links circulating insulin to brain circuits that regulate feeding behavior in mice

Researchers have discovered how the protein Hap1, which is abundant in the brain's hypothalamus, serves as the link between circulating insulin in the blood and the neural circuitry that controls feeding behavior in mice. Illumination of the neural pathway used by hormones to regulate appetite an...

Aware, Inc. Reports Second Quarter 2009 Financial Results

...r companies. Telecom equipment vendors and phone companies use Aware's DSL test and diagnostics modules and Dr. DSL(R) software to help provision DSL circuits globally. Aware is also a veteran of the biometrics industry, providing biometric and imaging software components used in government systems worldwide...

DOE-funded research projects win 46 R&D 100 Awards for 2009

...ologies LLC of San Ramon, Calif. and Hystar Aerospace Corp. of Vancouver, Canada) Artificial Retina - With this device, bio-electronic integrated circuits transform digital images from a camera mounted on a pair of glasses into electric signals in the eye that the brain uses to create a visual image. In ...
circuits in Biological Technology

MIT, BU engineer cellular circuits that count events

CAMBRIDGE, Mass.--MIT and Boston University engineers have designed cells that can count and "remember" cellular events, using simple circuits in which a series of genes are activated in a specific order. Such circuits, which mimic those found on computer chips, could be used to count the numbe...

'Nanonet' circuits closer to making flexible electronics reality

WEST LAFAYETTE, Ind. - Researchers have overcome a major obstacle in producing transistors from networks of carbon nanotubes, a technology that could make it possible to print circuits on plastic sheets for applications including flexible displays and an electronic skin to cover an entire aircraft...

Foldable and stretchable, silicon circuits conform to many shapes

CHAMPAIGN, Ill. Scientists have developed a new form of stretchable silicon integrated circuit that can wrap around complex shapes such as spheres, body parts and aircraft wings, and can operate during stretching, compressing, folding and other types of extreme mechanical deformations, without a ...

UCR scientists manipulate ripples in graphene, enabling strain-based graphene electronics

...ity and thermal conductivity make it ideally suited for further miniaturizing electronics through ultra-small devices and components for semiconductor circuits and computers. But one of graphene's intrinsic features is ripples, similar to those seen on plastic wrap tightly pulled over a clamped edge. Indu...

Genetically engineered bacteria compute the route

...es. Synthetic biology is the use of molecular biology techniques, engineering principles, and mathematical modeling to design and construct genetic circuits that enable living cells to carry out novel functions. "Our research contributed more than 60 parts to the Registry of Standard Biological Parts, whi...

Oxford Performance Materials Introduces OXPEKK PermettaTM High Performance Polymer Films

...hickness from 25 to 600 microns. Typical applications include use as an adhesive layer for composites, membrane systems, dielectric film for flex circuits and for metal composite hybrids. OXPEKK® PermettaTM is a suitable adhesive for carbon, glass, aramid, ceramic, PBO and metallic materials. As a tr...

New MIT radio chip mimics human ear

... cochlea," in a paper in the June issue of the IEEE Journal of Solid-State circuits . They have also filed for a patent to incorporate the RF cochlea in a univ...n portable devices and security applications. The researchers have built circuits that can analyze heart rhythms for wireless heart monitoring, and are also ...

Now Available: State-of-the-Art Gait Training Device to Help Millions Walk More Normally Again

...- an effect that frequently continues even when it isn't being worn. This process (called neuroplasticity ) essentially creates new, healthy nerve circuits that bypass the disease-damaged areas associated with walking. A Breakthrough Device Developed and patented by MIT -educated Yo...

Graphene yields secrets to its extraordinary properties

...ent intriguing prospects for future technologies, including high-speed, graphene-based electronics that might replace today's silicon-based integrated circuits and other devices. Even at room temperature, electrons in graphene are more than 100 times more mobile than in silicon. Graphene apparently owes th...

Brain research shows past experience is invaluable for complex decision making

...results tell us that previous experience can train circuits in our brains to recognise perceived categories ra...ion about categories is actually retained in brain circuits in the posterior areas of the brain. From there we think it is fed through to circuits in frontal areas that translate this information i...
circuits in Biological Products

CompenFlow Flow Cytometry Compensation Kit 6 m from Molecular Probes (Invitrogen)

Description:...lled color compensation.Molecular Probes CompenFlow Flow Cytometry Compensation Kits are designed to help flow cytometry operators set up compensation circuits that properly remove unwanted signals from secondary channels. Two CompenFlow kits are offered: one supplied with 2.5 mdiameter microspheres, the othe...
Company:Molecular Probes (Invitrogen)
circuits in Biological Definition

Neuroscience

... the operation of relatively simpler neural structures of other organisms like marine snails; and the structure and functioning of complex neural circuits in perceiving, remembering, and speaking. Contents showTocToggle("show","hide") 1 Fields within Neuroscience 2 External links ...

Synapse

...ctions through which cells of the nervous system signal to one another and to non-neuronal cells such as muscles or glands . Synapses form the circuits in which the neurons of the central nervous system interconnect. They are thus crucial to the biological computations that underlie perception and ...
circuits in Biological Dictionary

VLSI

...on ( VLSI ) is the process of creating integrated circuits by combining thousands of transistor-based circuits into a single chip. VLSI began in the 1970s when...17 at Rihga Royal ... the 2009 Symposium on VLSI circuits that will be held at the Rihga Royal ... Compan...

Memory cell

... second encounter with the... memory cell ( ′memrē ′sel ) ( computer science ) A single storage element of a memory , together with associated circuits for storing and reading out Memory T cell For other uses, see Memory cell . ... Central memory TCM cells express L-selectin and the ch...

Growth curve

...157-158. Click here for more about growth curve theory. GO TO: Home Page of Bacteriology 102 Web Site ... Dry Lab Hub Growth Curves Genetic circuits Motility Analysis Appendices - Code etc. ... Tutorial for Growth Curve (More details about each submodel) ... What is growth curve ? Meaning...

Dendrite

...d with Dendrite (metal) ... What is a dendrite ? The Isothermal Dendritic Growth ... ... how the properties of neuronal dendrites and neural circuits contribute to ... recordings from axons and dendrites , and recording from multiple ... Definition of dendrite from the Merriam-Webster Online D...
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