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DEET in Bug Spray Tied to Neural Damage in Mice

More research needed to see if compound has same effect in humans, experts say WEDNESDAY, Aug. 5 (HealthDay News) -- New French research suggests the main ingredient used in many insect repellants may affect the central nervous system, at least in mice. And combining this ingredien...

Most common brain cancer may start in neural stem cells

ANN ARBOR, Mich. University of Michigan scientists have found that a deficiency in a key tumor suppressor gene in the brain leads to the most common type of adult brain cancer. The study, conducted in mice that mimic human cancer, points the way to more effective future treatments and a way to sc...

Most common brain cancer may originate in neural stem cells

ANN ARBOR, Mich. University of Michigan scientists have found that a deficiency in a key tumor suppressor gene in the brain leads to the most common type of adult brain cancer. The study, conducted in mice that mimic human cancer, points the way to more effective future treatments and a way to sc...

UCSF, Stanford Study Reveals Neural Networks Targeted in Brain Diseases

The study, reported in the April 16 issue of the journal "Neuron," was conducted by scientists at the University of California, San Francisco and the Stanford University School of Medicine, who characterized their finding as "an important new framework for understanding neurodegene...

A mother's criticism causes distinctive neural activity among formerly depressed

CAMBRIDGE, Mass., March 31, 2009 Formerly depressed women show patterns of brain activity when they are criticized by their mothers that are distinctly different from the patterns shown by never depressed controls, according to a new study from Harvard University. The participants reported being ...

Scientists find how neural activity spurs blood flow in the brain

CAMBRIDGE, Mass., June 26, 2008 -- New research from Harvard University neuroscientists has pinpointed exactly how neural activity boosts blood flow to the brain. The finding has important implications for our understanding of common brain imaging techniques such as fMRI, which uses blood flow in ...

Researchers develop neural implant that learns with the brain

GAINESVILLE, Fla. Devices known as brain-machine interfaces could someday be used routinely to help paralyzed patients and amputees control prosthetic limbs with just their thoughts. Now, University of Florida researchers have taken the concept a step further, devising a way for computerized devi...

Chemotherapy causes delayed severe neural damage

Cancer treatment with chemotherapeutic agents is often associated with delayed adverse neurological consequences - an occurrence often referred to as chemobrain - that may compromise the quality of life of a proportion of cancer survivors. Now, research published in the open access Journal of Biol...

Epilepsy marked by neural 'hub' network

Irvine, Calif., March 25, 2008 An increased number of neuron hubs in the epileptic brain may be the root cause for the seizures that characterize the disorder, according to a UC Irvine study. Researchers Robert Morgan and Ivan Soltesz with the Department of Anatomy and Neurobiology identified ...

Post brain injury: New nerve cells originate from neural stem cells

Most cells in the human brain are not nerve cells, but supporting cells (glial cells). They serve as a framework for nerve cells and play an important role in the wound reaction that occurs with injuries to the brain. However, what these reactive glial cells in the brains of mice and men originate...

Different Neural Pathways at Work Going Under, Coming Out of Anesthesia

Mouse study on brain's orexin system could lead to new drugs with fewer side effects MONDAY, Jan. 21 (HealthDay News) -- The neural pathway that regulates recovery of consciousness from general anesthesia is different from the one that's affected by drugs used to put patients to sleep...

Imaging neural progenitor cells in the living human brain

For the first time, investigators have identified a way to detect neural progenitor cells (NPCs), which can develop into neurons and other nervous system cells, in the living human brain using a type of imaging called magnetic resonance spectroscopy (MRS). The finding, supported by the National I...

Insight Into Neural Stem Cells Has Implications For Designing Therapies

Scientists have discovered that adult neural stem cells, which exist in the brain throughout life, are not a single, homogeneous group . Instead, they are a diverse group of cells, each capable of giving rise to specific types of neurons. The finding, the team says, significantly shifts the perspec...

Scientists Identify Broad Neural Response Behind Speech Reception

University of Maryland researchers have found that a particular resonance pattern in the brain's auditory processing region is the key to its ability to discriminate speech. In the June 21 issue of the journal Neuron, David Poeppel and Huan Luo report that the inherent rhythm of neural act...

Research Reveal A New Angle On Neural Circuits.

Researchers from the Brandeis University in US are offering new insight into how the brain’s neural circuits are actually shaped by experience.// Research from Brandeis University, which has been published online earlier in the in ‘Nature’, has thrown much needed insights into the probable sh...

Include folic acid in bread to reduce neural tube defects in new borns

Ireland :The alarming number of NTD's or neural tube defects in new borns has raised concern and now the national committee has recommended that most bread// in Ireland should include folic acid, which is a way to ensure dietary folic acid supplements in women. This would indeed help offsetti...

A boon to the paralyzed -Brain Gate Neural Interface System

It will now be possible for a patient with spinal cord injury to produce brain signals that relay the intention of moving the paralyzed limbs// , as signals to an implanted sensor, which is then output as electronic impulses. These impulses enable the user to operate mechanical devices with the hel...

Fetal Neural Grafts Improves Motor and Cognitive Function in Huntington Patients

Anne-Catherine Bachoud-Lévi, M.D., and colleagues of the French national institute of health and medicine reported in The Lancet that Huntington's disease// who previously received intracerebral fetal neural grafts had improvements in both motor and cognitive function. But the same investigato...

New technology to decipher neural connections dealing with heredity and environment

A study by the computational neuroscientist of Vanderbilt University have developed a new computer model// that will provide an insight into neural circuits that play a role in development. The computer model traces the neural circuits that make us apply previously learned rules on new situations a...

Integralis Expert Resource Available to Discuss Twitter Denial of Service Attack and Web 2.0 Security

... in a very difficult to detect manner are made to send messages through the neural social network in a way that is difficult to detect and stop. The very natu... at which massive data leakage can also occur through twitter. Through this neural impulse network of any-to-any and many-to-many, we have set the stage for m...

Abnormal Brain Circuits May Prevent Movement Disorder

...ere were two places along the motor pathway that seemed to stop the flow of neural signals from one part of the circuit to the other. Those with only one lesi...s likely that mutation carriers have a developmental problem in the flow of neural signals along this circuit such that the brain can't inhibit an unwanted mo...

Looking at language

... Milan, Italy, 4 August 2009 - The study of the neural basis of language has largely focused on regions in the cortex the outer brain layers thought by many researchers to have expanded during human evolu...

Crucial Finding Advances Spinal Cord Injury Research

... crucial importance in contemplating translation of regeneration therapies to humans," senior author Dr. Mark Tuszynski, director of UCSD's Center for neural Repair, said in a news release. "While our findings are very encouraging in this respect, they also highlight the complexity of restoring function ...

Younger Teens Really Do Care What People Think

... but the authors of this study monitored brain activity as participants answered questions. Using brain-mapping technology, the researchers studied neural activity in 12 adolescents (aged 11 to 13) and 12 young adults (aged 22 to 30) who were asked whether short phrases (such as "I am popular") applied t...

St. Jude Scientists Discover a New Mechanism Controlling Neuronal Migration

...ic understanding of the migration machinery could have important clinical implications. "If we more clearly understand how neurons migrate in neural development, we will have a better framework to explain the basis of neuronal migration defects in children," Solecki said. "Also, cell migrations may...

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

...l capsule (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 ritua...

Memory test and PET scans detect early signs of Alzheimer's

... fluid; and glucose metabolism detected in PET brain scans. A low rate of glucose metabolism in a particular brain region is considered a sign of poor neural function, most likely due to the loss of synapses in that area. "What's really novel about our study is that we evaluated all of these biomarkers i...

Neuroimaging suggests that truthfulness requires no act of will for honest people

... and found that honest people showed no additional neural activity when telling the truth, implying that ext...he honest participants did not show any additional neural activity when telling the truth. To prompt part... individuals who were otherwise dishonest, and the neural activity present when they chose whether or not to...

Upsher-Smith Laboratories, Inc. Updates Prenexa.com with Folic Acid Content, Money-Saving Coupon, and Personalized Address Labels

...Vitamin B that the body uses to make DNA and RNA. Without enough folic acid in their diet, women are at a greater risk of giving birth to infants with neural tube defects. For more information about folic acid and PreNexa®, visit prenexa.com. $5 money-saving coupon: A PreNexa® coupon is now av...

Drug Might Restore Sense of Smell

... this growth factor and restored some of the sense of smell. These cyclic nucleotides are growth factors for olfactory (related to smell) and other neural tissues. "I had earlier done the first total protein analysis of saliva and mucous to learn what was in there, and found these growth factors and f...

Matter over mind

... and to go beyond the present state-of-the-art in robotic manipulation. The research team is conducting additional research to determine what exact neural and anatomical mechanisms are producing these results. ...

Study shows endoscopic surgery as effective open surgery for nasal cancer

...y issue of Laryngoscope . Esthesioneuroblastoma is a very rare cancer that develops in the upper part of the nasal cavity and thought to derive from neural tissue associated with the sense of smell. While this tumor generally grows slowly, in some cases it progresses rapidly and aggressively. The faster g...

Gene's novel role may provide key to treating liver and neurodegenerative diseases

...ther debilitating diseases. According to Drs. Huo and Xu, there is also significant existing evidence that FAIM prevents neuron death and promotes neural outgrowth. They hypothesize that FAIM might play a role in neuron protection, making it a potential therapeutic target for neurodegenerative disea...

Odd Behaviors on Ambien Linked to Brain Circuitry

... our study, which suggests that inhibitory neurons responsible for stopping neural activity are themselves shut down by zolpidem. The excitatory neurons, resp...sleep'," she explained. While it appears that zolpidem shuts down active neural pathways and perhaps triggers activity in others, the actual mechanism isn'...

Children with autism need to be taught in smaller groups, pilot study confirms

... that further studies may result in advances in the understanding of ASD and the communication abilities of individuals with autism by identifying the neural mechanisms that are at the root of these multisensory deficits. This will be an important step if viable intervention and training strategies are to b...

Shared Race, Social Group Seem to Help People Relate

...ith a needle or with a cotton swab. The observers showed increased empathic neural responses when the person in the video was of the same race as themselves during the needle prick. The neural activity was much less when a person of a different race was pricked with t...

Stemedica Discovers Significant Breakthrough in the Use of Stem Cells and Stem Cell Factors for the Treatment of Retinal Degeneration

...ca's proprietary multiple cell technology. Three different types of human stem cells (hSC) were used in the study - retinal pigment epithelium (RPE), neural (NSC) and cilliary body (CB) - all obtained from human donor tissue. Various cells were injected into rats with hereditary pigmented degradation of re...

Sleep May Be Essential for Long-Term Memory

...replay" their awake experiences while asleep remember them less well than mice who can perform this function. Scientists from the RIKEN-MIT Center for neural Circuit Genetics at MITs Picower Institute for Learning and Memory report their findings in the June 24 issue of Neuron . "Our work demonstrates t...

Stephen D. Faro Joins North American Spine as Chief Operating Officer

...gical locations offering the revolutionary AccuraScope(TM) Discectomy and neural Decompression (D.N.D.) procedure to patients with acute and chronic back ...pine North American Spine's revolutionary AccuraScope(TM) Discectomy and neural Decompression (D.N.D.) procedure is a minimally invasive, natural opening p...

Potential for noninvasive brain tumor treatment

...r in sufficient concentrations," Herickhoff said. The blood-brain barrier restricts the passage into the brain of any foreign matter not needed by the neural tissue. In a series of experiments in animal models and simulated tissues, the researchers demonstrated that they could build a catheter thin enou...
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