News tagged with neurones
Silkmoth inspires novel explosive detector
Imitating the antennas of the silkmoth, Bombyx mori, to design a system for detecting explosives with unparalleled performance is the feat achieved by a French research team. Made up of a silicon microcantilever ...
Chemistry / Analytical Chemistry
14 hours ago |
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How the worm knows where its nose is
For decades, scientists have studied Caenorhabditis elegans – tiny, transparent worms – to glean clues about how neurons develop and function. A new Harvard study suggests that the worms' nervous system is much m ...
May 16, 2012 |
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Serial killing follows predictable pattern based on brain activity
(PhysOrg.com) -- Over a period of 12 years, Andrei Chikatilo murdered at least 53 people before being arrested in Rostov, Russia, in 1990. While Chikatilo’s killings, mainly of women and children, may ...
Jan 18, 2012 |
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Central nervous system stem cells shed light on mechanism that controls asymmetrical division
Animals consist of many distinct cell types, all of which originate during development from a single cell: the fertilized egg. To generate this vast cellular diversity, the egg and its descendants must divide ...
May 18, 2012 |
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Entomologists discover first instance of intact neurons without nucleus - in fairy wasps
Fairy wasps are really tiny; so tiny, they can barely be seen with the naked eye. They’re so tiny that they’re the smallest organism when shown on a slide alongside an amoeba and a Paramecium. And because of this, ...
Dec 01, 2011 |
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Researchers gain better understanding of mechanism behind tau spreading in the brain
Researchers at Mount Sinai School of Medicine have gained insight into the mechanism by which a pathological brain protein called tau contributes to the progression of Alzheimer's disease (AD) and other neurodegenerative ...
May 02, 2012 |
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Seeing without eyes: Hydra stinging cells respond to light
In the absence of eyes, the fresh water polyp, Hydra magnipapillata, nevertheless reacts to light. They are diurnal, hunting during the day, and are known to move, looping end over end, or contract, in res ...
Mar 04, 2012 |
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Attack or retreat? Circuit links hunger and pursuit in sea slug brain
If you were a blind, cannibalistic sea slug, living among others just like you, nearly every encounter with another creature would require a simple cost/benefit calculation: Should I eat that, do nothing or ...
Jan 25, 2012 |
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Teamwork made Man brainier, say scientists
Learning to work in teams may explain why humans evolved a bigger brain, according to a new study published on Wednesday.
Apr 11, 2012 |
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Stephen Hawking to turn 70, defying disease
British scientist Stephen Hawking has decoded some of the most puzzling mysteries of the universe but he has left one mystery unsolved: How he has managed to survive so long with such a crippling disease.
Jan 05, 2012 |
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Molecular path from internal clock to cells controlling rest and activity revealed in new study
(PhysOrg.com) -- The molecular pathway that carries time-of-day signals from the body's internal clock to ultimately guide daily behavior is like a black box, says Amita Sehgal, PhD, the John Herr Musser Professor ...
Feb 07, 2012 |
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Research shows how the body senses a range of hot temperatures
The winter sun feels welcome, but not so a summer sunburn. Research over the past 20 years has shown that proteins on the surface of nerve cells enable the body to sense several different temperatures. Now scientists have ...
Mar 02, 2012 |
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In the brain, 'ORMOSIL' nanoparticles hold promise as a potential vehicle for drug delivery
(PhysOrg.com) -- In the images of fruit flies, clusters of neurons are all lit up, forming a brightly glowing network of highways within the brain.
Nanotechnology / Bio & Medicine
Jan 09, 2012 |
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Scientists identify protein form linked to Huntington's disease
Scientists at the Gladstone Institutes have discovered how a form of the protein linked to Huntington's disease influences the timing and severity of its symptoms, offering new avenues for treating not only this disease, ...
Oct 30, 2011 |
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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 ...
Jan 19, 2012 |
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