News tagged with nerve system

Toxins from diseased brain cells make diseases of the brain even worse

Sometimes our immune defence attacks our own cells. When this happens in the brain we see neurodegenerative diseases such as dementia, Alzheimer's and Parkinson's disease. But if the the immune defence is inhibited, the results ...

Chemistry / Biochemistry

created Feb 22, 2012 | popularity 5 / 5 (1) | comments 0

Making the worms turn

To biophysicist Aravinthan Samuel, the roundworm Caenorhabditis elegans provides a pathway to understanding the brain and nervous system, first of the worm, then of higher animals, and even, perhaps, of humans.

Biology / Biotechnology

created Feb 03, 2012 | popularity not rated yet | comments 0

Researchers find gene critical to sense of smell in fruit fly

(Medical Xpress) -- Fruit flies don't have noses, but a huge part of their brains is dedicated to processing smells. Flies probably rely on the sense of smell more than any other sense for essential activities ...

Biology / Biotechnology

created Jan 19, 2012 | popularity 3 / 5 (1) | comments 0 | with audio podcast

Tracking dragonflies on the wing

(PhysOrg.com) -- Duke University electrical engineers have developed a wirelessly powered telemetry system that is light and powerful enough to allow scientists to study the intricate neurological activity ...

Technology / Engineering

created Nov 16, 2011 | popularity 4.3 / 5 (3) | comments 1 | with audio podcast

'Iron' fist proposed for Miami's giant snail problem

Huge, slimy snails from Africa have overrun a Miami-area town and the US government said Tuesday a potent pesticide is the best way to get rid of their exploding numbers.

Biology / Ecology

created Oct 12, 2011 | popularity 5 / 5 (1) | comments 6

Glucosamine-like supplement suppresses multiple sclerosis attacks

A glucosamine-like dietary supplement suppresses the damaging autoimmune response seen in multiple sclerosis, according to a UC Irvine study.

Chemistry / Biochemistry

created Sep 30, 2011 | popularity 3.8 / 5 (6) | comments 2 | with audio podcast

Scientists model the pathways of pain-blocking meds

Benzocaine, a commonly used local anesthetic, may more easily wiggle into a cell's membrane when the membrane is made up of compounds that carry a negative charge, a new study shows. The finding could help scientists piece ...

Chemistry / Biochemistry

created Sep 26, 2011 | popularity not rated yet | comments 0

Nanoparticles cause brain injury in fish

Scientists at the University of Plymouth have shown, for the first time in an animal, that nanoparticles have a detrimental effect on the brain and other parts of the central nervous system.

Nanotechnology / Bio & Medicine

created Sep 19, 2011 | popularity 5 / 5 (1) | comments 1

MS research: Myelin influences how brain cells send signals

The development of a new cell-culture system that mimics how specific nerve cell fibers in the brain become coated with protective myelin opens up new avenues of research about multiple sclerosis. Initial findings suggest ...

Chemistry / Biochemistry

created Jul 21, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

New delivery system for Viagra ingredient

Scientists are reporting development and successful initial tests of a potential new delivery system for the biological signaling agent responsible for the effects of Viagra. It could be used to deliver the ...

Chemistry / Biochemistry

created Jun 22, 2011 | popularity 5 / 5 (1) | comments 0

Clinic tries to wean addicts off Internet fix

Choi Hyun-Min loses all track of time when he sits down to play computer games, but the sessions usually last at least 10 hours.

Medicine & Health / Psychology & Psychiatry

created Jun 19, 2011 | popularity 5 / 5 (2) | comments 0

Repulsion more important than cohesion in embryonic tissue separation

Until now, adherence was thought to be the principle force responsible for the separation of the ectoderm from the mesoderm in embryonic cells. But by using high resolution imaging, researchers have now discovered ...

Biology / Cell & Microbiology

created Apr 05, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

New clues to why nerve cells fail to grow in scar tissue

(PhysOrg.com) -- A new study led by researchers at the Wellcome Trust Centre for Human Genetics, University of Oxford, has shown how the battle between two competing molecules can determine whether nerve cells ...

Medicine & Health / Medical research

created Apr 04, 2011 | popularity 4 / 5 (2) | comments 0 | with audio podcast

Researchers probe nervous system repair

(PhysOrg.com) -- In humans, regeneration of the peripheral nervous system after injury remains a hit-or-miss affair, while brain and spinal cord damage usually results in lifelong disabilities.

Medicine & Health / Neuroscience

created Mar 30, 2011 | popularity 4.6 / 5 (5) | comments 1 | with audio podcast

Multiple sclerosis: Risk factors in children

Canadians have one of the highest rates of Multiple Sclerosis (MS) in the world with approximately 1,000 new cases diagnosed each year. Primarily striking in adulthood, physicians and researchers with the Canadian Pediatric ...

Medicine & Health / Neuroscience

created Mar 21, 2011 | popularity 5 / 5 (1) | comments 0