News tagged with calcium channels

Related topics: nerve cells

Cell's power generator depends on long-sought protein: 50-year search for calcium channel ends

(PhysOrg.com) -- Mitochondria, those battery-pack organelles that fuel the energy of almost every living cell, have an insatiable appetite for calcium. Whether in a dish or a living organism, the mitochondria ...

Chemistry / Biochemistry

created Jun 19, 2011 | popularity 5 / 5 (10) | comments 2 | with audio podcast

Calcium channels optimize learning

(PhysOrg.com) -- Researchers at the Friedrich Miescher Institute for Biomedical Research, Switzerland, have shown how calcium channels in the brain have a positive impact on learning. Their results have been ...

Medicine & Health / Neuroscience

created Sep 18, 2009 | popularity 4.4 / 5 (10) | comments 0

Blinking neurons give thoughts away

(PhysOrg.com) -- Electrical currents are invisible to the naked eye - at least they are when they flow through metal cables. In nerve cells, however, scientists are able to make electrical signals visible. ...

Medicine & Health / Neuroscience

created May 04, 2010 | popularity 4.6 / 5 (7) | comments 0 | with audio podcast

Opening the gate to the cell's recycling center

(PhysOrg.com) -- In cells, as in cities, disposing of garbage and recycling anything that can be reused is an essential service. In both city and cell, health problems can arise when the process breaks down.

Biology / Cell & Microbiology

created Jul 14, 2010 | popularity 5 / 5 (6) | comments 0 | with audio podcast

Epileptic seizures may be linked to an ancient gene family

New research points to a genetic route to understanding and treating epilepsy. Timothy Jegla, an assistant professor of biology at Penn State University, has identified an ancient gene family that plays a ...

Medicine & Health / Neuroscience

created Aug 01, 2010 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Neuroscientists reveal new links that regulate brain electrical activity

Investigators in the Hotchkiss Brain Institute, Faculty of Medicine, have made a major breakthrough in our understanding of nerve impulse generation within the brain. Brain cells communicate with each other by firing electrical ...

Medicine & Health / Neuroscience

created Feb 16, 2010 | popularity 4.8 / 5 (5) | comments 1 | with audio podcast

Calcium connections: Basic pathway for maintaining cell's fuel stores

University of Pennsylvania School of Medicine researchers have described a previously unknown biological mechanism in cells that prevents them from cannibalizing themselves for fuel. The mechanism involves ...

Biology / Cell & Microbiology

created Jul 27, 2010 | popularity 5 / 5 (4) | comments 1 | with audio podcast

Cellular channel may open doors to skin conditions, hair growth

Skin and hair follicles are constantly renewed in the body, maintained by specialized stem cells. New research from Children's Hospital Boston identifies a small cellular channel that regulates skin and hair growth and that ...

Medicine & Health / Medical research

created Apr 15, 2010 | popularity 5 / 5 (3) | comments 1 | with audio podcast

Neuroscientists learn how channels fine-tune neuronal excitability

Scientists in the Hotchkiss Brain Institute at the Faculty of Medicine, University of Calgary, have discovered a new mechanism that nerve cells (neurons) use to fine-tune their electrical output. The exciting discovery, published ...

Medicine & Health / Neuroscience

created Jan 26, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

A new understanding of why seizures occur with alcohol withdrawal

Epileptic seizures are the most dramatic and prominent aspect of the "alcohol withdrawal syndrome" that occurs when a person abruptly stops a long-term or chronic drinking habit. Researchers have shown that the flow of calcium ...

Medicine & Health / Neuroscience

created Oct 17, 2009 | popularity 4.7 / 5 (3) | comments 0

Researchers pinpoint neural nanoblockers in carbon nanotubes

Carbon nanotubes hold many exciting possibilities, some of them in the realm of the human nervous system. Recent research has shown that carbon nanotubes may help regrow nerve tissue or ferry drugs used to ...

Nanotechnology / Nanomaterials

created Aug 27, 2009 | popularity 5 / 5 (2) | comments 2

A role for calcium in taste perception

Calcium may not come to mind when you think of tasty foods, but in a study appearing in the January 8 issue of JBC, Japanese researchers have provided the first demonstration that calcium channels on the tongue ...

Chemistry / Biochemistry

created Jan 08, 2010 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Changing 'channels' to eliminate chronic pain

In most cases of chronic pain -- lingering pain that never seems to go away after accidents or prolonged illnesses ― no pill exists to dull the hurt. Billions of dollars are lost every year in sick days taken to alleviate ...

Medicine & Health / Medical research

created Apr 26, 2010 | popularity 3.3 / 5 (3) | comments 0

Common antibiotics and blood pressure medication may result in hospitalization

Mixing commonly used antibiotics with common blood pressure medications may cause hypotension (abnormally low blood pressure) and induce shock in older patients, requiring hospitalization, according to a study published in ...

Medicine & Health / Medications

created Jan 17, 2011 | popularity 5 / 5 (2) | comments 0

Epilepsy drugs could treat Alzheimer's and Parkinson's

Researchers in the USA have discovered a potential new function for anti-epileptic drugs in treating neurodegenerative disorders such as Alzheimer's and Parkinson's disease. The study, published in BioMed Central's open access ...

Medicine & Health / Neuroscience

created Oct 27, 2009 | popularity 4.5 / 5 (2) | comments 0