Oligodendroglia cells protect neurons against neurodegeneration
(Medical Xpress) -- Johns Hopkins researchers say they have discovered that the central nervous system's oligodendroglia cells, long believed to simply insulate nerves as they "fire" signals, are unexpectedly also vital to ...
Neuroscience
Jul 11, 2012 |
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Tiny magnetic coils modulate neural activity, may be safer for deep-brain implants
Magnetic fields generated by microscopic devices implanted into the brain may be able to modulate brain-cell activity and reduce symptoms of several neurological disorders. Micromagnetic stimulation appears to generate the ...
Neuroscience
Jun 26, 2012 |
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'Brain pacemaker' effective for years against Parkinson's disease
A "brain pacemaker" called deep brain stimulation (DBS) remains an effective treatment for Parkinson's disease for at least three years, according to a study in the June 2012 online issue of Neurology, the medical journa ...
Neuroscience
Jun 20, 2012 |
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Simple mathematical pattern describes shape of neuron 'jungle'
Neurons come in an astounding assortment of shapes and sizes, forming a thick inter-connected jungle of cells. Now, UCL neuroscientists have found that there is a simple pattern that describes the tree-like shape of all neurons.
Neuroscience
Jun 20, 2012 |
4.6 / 5 (7) |
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New method generates cardiac muscle patches from stem cells
A cutting-edge method developed at the University of Michigan Center for Arrhythmia Research successfully uses stem cells to create heart cells capable of mimicking the heart's crucial squeezing action.
Cardiology
Jun 19, 2012 |
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Inproved repair to damage of the peripheral nervous system
Researchers from the Peninsula College of Medicine and Dentistry, University of Exeter, in collaboration with colleagues from Rutgers University, Newark and University College London, have furthered understanding of the mechanism ...
Neuroscience
Jun 15, 2012 |
5 / 5 (1) |
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Control of brain waves from the brain surface
Whether or not a neuron transmits an electrical impulse is a function of many factors. European research is using a heady mixture of techniques – molecular, microscopy and electrophysiological – ...
Neuroscience
Jun 15, 2012 |
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Scientists identify first gene in programmed axon degeneration
Degeneration of the axon and synapse, the slender projection through which neurons transmit electrical impulses to neighboring cells, is a hallmark of some of the most crippling neurodegenerative and brain diseases such as ...
Genetics
Jun 07, 2012 |
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Sudden cardiac death higher in men with slower electrical impulses through heart
Men whose electrical impulses take a few milliseconds longer to travel through the lower chambers of the heart have an increased risk for sudden cardiac death (SCD), according to research reported in Circulation, an Americ ...
Cardiology
May 21, 2012 |
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FDA issues multiple sclerosis drug alert
(HealthDay) -- The multiple sclerosis drug Gilenya (fingolimod) should not be given to patients with certain pre-existing or recent heart conditions or stroke, or those taking certain medications to correct ...
Medications
May 14, 2012 |
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Glial cells supply nerve fibres with energy-rich metabolic products
Around 100 billion neurons in the human brain enable us to think, feel and act. They transmit electrical impulses to remote parts of the brain and body via long nerve fibres known as axons. This communication ...
Medical research
May 10, 2012 |
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Deep brain stimulation may hold promise for mild Alzheimer's disease
A study on a handful of people with suspected mild Alzheimer's disease (AD) suggests that a device that sends continuous electrical impulses to specific "memory" regions of the brain appears to increase neuronal activity. ...
Neuroscience
May 07, 2012 |
3 / 5 (1) |
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Molecule movements that make us think
Every thought, every movement, every heartbeat is controlled by lightning-quick electrical impulses in the brain, the muscles, and the heart. But too much electrical excitability in the membranes of the cells can cause things ...
Medical research
Apr 24, 2012 |
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Invasive treatment strategy may increase survival for patients with certain neuromuscular disorder
Patients with a cardiac irregularity and myotonic dystrophy type 1 (a severe neuromuscular disorder with a high risk of sudden death) who received an invasive treatment strategy that included testing of their heart's electrical ...
Cardiology
Mar 27, 2012 |
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Botox now used for urinary incontinence
When you think of Botox injections, you probably think of getting rid of unwanted wrinkles around the eyes or forehead, but recently the U.S. Food and Drug Administration (FDA) approved using the injections to help patients ...
Diseases, Conditions, Syndromes
Mar 14, 2012 |
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