News tagged with complex

Neurons that can multitask greatly enhance the brain's computational power, study finds

Over the past few decades, neuroscientists have made much progress in mapping the brain by deciphering the functions of individual neurons that perform very specific tasks, such as recognizing the location ...

Neuroscience May 20, 2013 | 4.9 / 5 (12) | 1 |

Branching out: A mathematical law of dendritic connectivity

(Medical Xpress) -- That the brain is evolution at its finest is perhaps best demonstrated by the beauty, complexity and diversity of dendrites – tree-like structures that form neural circuits by connecting ...

Neuroscience Jun 28, 2012 | 4.9 / 5 (10) | 7 |

Using precisely-targeted lasers, researchers manipulate neurons in worms' brains, take control of their behavior

In the quest to understand how the brain turns sensory input into behavior, Harvard scientists have crossed a major threshold. Using precisely-targeted lasers, researchers have been able to take over an animal's ...

Neuroscience Sep 24, 2012 | 5 / 5 (8) | 1 |

Researchers describe elusive replication machinery of flu viruses

Scientists at The Scripps Research Institute (TSRI) have made a major advance in understanding how flu viruses replicate within infected cells. The researchers used cutting-edge molecular biology and electron-microscopy ...

Medical research Nov 22, 2012 | 5 / 5 (6) | 0 |

Cellular environment controls formation and activity of neuronal connections

Environment moulds behaviour - and not just that of people in society, but also at the microscopic level. This is because, for their function, neurons are dependent on the cell environment, the so-termed ...

Neuroscience May 06, 2013 | 4 / 5 (2) | 1

Blood vessels 'sniff' gut microbes to regulate blood pressure

Researchers at The Johns Hopkins University and Yale University have discovered that a specialized receptor, normally found in the nose, is also in blood vessels throughout the body, sensing small molecules ...

Medical research Feb 26, 2013 | 5 / 5 (5) | 0 |

Pronunciation of 's' sounds impacts perception of gender, researcher finds

(Medical Xpress)—A person's style of speech—not just the pitch of his or her voice—may help determine whether the listener perceives the speaker to be male or female, according to a University of Colorado Boulder researcher ...

Psychology & Psychiatry Jan 04, 2013 | 3.4 / 5 (8) | 6 |

Gut bacteria increase fat absorption

You may think you have dinner all to yourself, but you're actually sharing it with a vast community of microbes waiting within your digestive tract. A new study from a team including Carnegie's Steve Farber ...

Medical research Sep 12, 2012 | 4.9 / 5 (8) | 0 |

Reprogramming cells to fight diabetes

For years researchers have been searching for a way to treat diabetics by reactivating their insulin-producing beta cells, with limited success. The "reprogramming" of related alpha cells into beta cells ...

Medical research Feb 22, 2013 | 4.5 / 5 (8) | 0 |

Mobile app turns iPhone into a biologically inspired hearing aid

Researchers at the University of Essex have developed a free mobile app that turns an iPhone or iPod into a hearing aid that could revolutionise the future for people with hearing loss.

Health Mar 29, 2013 | 5 / 5 (1) | 0 |

The brain's circuit diagram: New method facilitates the mapping of connections between neurons

(Medical Xpress)—The human brain accomplishes its remarkable feats through the interplay of an unimaginable number of neurons that are interconnected in complex networks. A team of scientists has now developed ...

Neuroscience Oct 18, 2012 | 4.9 / 5 (8) | 1 |

Learning from Lassa virus: Researchers discover gene mutations that can result in a congenital disorder

(Medical Xpress)—Researchers have known that two seemingly distant human maladies—a devastating set of hereditary disorders called Walker-Warburg syndrome and infection with the virus that causes hemorrhagic ...

Medical research Mar 22, 2013 | not rated yet | 0 |

Proteins with mutations in 'prion-like' segments considered candidates for inherited forms of ALS

A multi-institution group of researchers has found new candidate disease proteins for neurodegenerative disorders. James Shorter, Ph.D., assistant professor of Biochemistry and Biophysics at the Perelman ...

Medical research Mar 03, 2013 | 5 / 5 (1) | 0 |

Body suit may soon enable the paralyzed to walk

In a busy lab at Duke University, Dr. Miguel Nicolelis is merging brain science with engineering in a bid to create something fantastical: a full-body prosthetic device that would allow those immobilized by injury to walk ...

Medical research Oct 06, 2011 | 5 / 5 (7) | 3

Burst of fetal neural activity necessary for vision

(Medical Xpress)—A sudden and mysterious burst of activity originating in the retina of a developing fetus spurs brain connections that are essential to development of finely-tuned sight, Yale researchers ...

Neuroscience Oct 11, 2012 | 5 / 5 (1) | 1 |

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