light sensitive cells

Compound likely to regenerate vision in humans


July 26th, 2012 - 4:35 pm ICT by IANS
Washington, July 26 (IANS) An improved version of a newly discovered chemical may enable people with degenerative blindness to see again, says a study.The approach could eventually help those ... Read more...

Posted in Health |

Sea urchins see with their body - minus eyes


July 1st, 2011 - 1:04 pm ICT by IANS
London, July 1 (IANS) Sea urchins are one of the rarest of creatures who can see with their whole body, without any eyes.Previous studies have shown that they have a ... Read more...

Posted in Uncategorized |

Bionic eye to help the blind ’see’


November 27th, 2010 - 5:19 pm ICT by ANI
London, Nov 27 (ANI): Researchers at Australia's National ICT Centre for Excellence (NICTA) have developed a bionic eye in collaboration with Bionic Vision Australia and University of New South Wales.The microchip will ... Read more...

Posted in Health Science |

Electronic implants to give sight back to blind


November 3rd, 2010 - 1:22 pm ICT by ANI
London, Nov 03 (ANI): Electronic implants that would help in restoring vision to people with retinal dystrophy-a hereditary or age-related condition that leads to blindness-may soon become a reality, thanks to US ... Read more...

Posted in Health Science |

Fake eye drug affects over 60 Chinese


September 24th, 2010 - 6:43 pm ICT by IANS
Beijing, Sep 24 (IANS) At least 61 people suffered from allergic reactions after being administered fake eye drops at a hospital in Shanghai, officials said Thursday. The victims were, however, not blinded. The ... Read more...

Posted in Health |

New hope for restoring vision in the blind


September 22nd, 2010 - 3:11 pm ICT by ANI
London, Sep 22 (ANI): Scientists have successfully translated retinal cone cells, vital for colour vision, into blind mice.Four years ago, the same research team transplanted rod cells, used in night vision.The ... Read more...

Posted in Health Science |

Novel way to prevent blindness caused by retinitis pigmentosa


June 12th, 2010 - 4:29 pm ICT by ANI
Washington, June 12 (ANI): Scientists have discovered a novel way to use a radical new type of gene therapy to prevent blindness caused by retinitis pigmentosa.The research, led by Muna Naash, ... Read more...

Posted in Health Science |

Inexpensive drug to prevent sight loss shown to be safe, effective


June 11th, 2010 - 1:10 pm ICT by ANI
London, June 11 (ANI): In a new study, an inexpensive, but unlicensed drug to help prevent severe sight loss in older people has been shown to be safe and effective.The drug Bevacizumab ... Read more...

Posted in Health Science |

Twin cells impart colour to fish vision


February 12th, 2010 - 2:04 pm ICT by IANS
Sydney, Feb 12 (IANS) Most people wouldn't give a second thought to the inner workings of the fish eye. But research by University of Queensland (UQ) scientists is unlocking the secrets hidden ... Read more...

Posted in Sci-Tech |

Mantis shrimps could inspire next gen DVD and CD players


October 26th, 2009 - 12:09 pm ICT by ANI
Washington, October 26 (ANI): A new study by researchers from the University of Bristol, UK, has determined that the remarkable eyes of mantis shrimps could inspire the next generation of DVD and ... Read more...

Posted in Health Science |

An ‘eye catching’ discovery made among fish


July 27th, 2009 - 2:57 pm ICT by IANS
Washington, July 27 (IANS) Nearly all animals can detect light, thanks to three types of retinal cells that allow us to see images or distinguish between night and day. Now researchers have ... Read more...

Posted in Sci-Tech |

Scientists find cell in fish that can sense light and contribute to vision


July 27th, 2009 - 12:28 pm ICT by ANI
Washington, July 27 (ANI): Researchers at the Johns Hopkins School of Medicine, US, have discovered in fish yet another type of cell that can sense light and contribute to vision.The team of ... Read more...

Posted in Health Science |

New laser technique may delay onset of age-related macular degeneration


July 6th, 2009 - 1:39 pm ICT by ANI
London, July 6 (ANI): A surgeon from King's College London has developed a short pulse laser technique that can help delay the onset of age-related macular degeneration (AMD) in older adults.Professor John ... Read more...

Posted in Health Science |

Scientists shed new light into primate eye evolution


May 19th, 2009 - 3:36 pm ICT by ANI
Washington, May 19 (ANI): A recent study has provided a new insight into the evolution of the eyes of primates, taking the example of the nocturnal owl monkey.Researchers comparing the fetal development ... Read more...

Posted in Health Science |

Scientists identify critical switch in eye development


March 10th, 2009 - 4:16 pm ICT by ANI
Washington, Mar 10 (ANI): In a novel study, an international team of researchers has identified a protein that plays key role in eye development.Scientists from John Hopkins University School of Medicine ... Read more...

Posted in Health Science |

Excessive light can cause loss of vision


January 8th, 2009 - 4:29 pm ICT by IANS
Sydney, Jan 8 (IANS) Excessive exposure to light causes deterioration and loss of vision gradually over life, new research says."There are about 150 million light-sensitive cells - known as photoreceptors - in ... Read more...

Posted in World |

Soon, Quantum dots to restore clear vision to people with damaged retinas


December 23rd, 2008 - 6:16 pm ICT by ANI
London, Dec 23 (ANI): People suffering seriously impaired vision due to damaged retinas will soon be able to see clearly. Thanks to a new method developed by a scientist at the ... Read more...

Posted in Health Science |

Humans skin capable of seeing colours and shapes


September 12th, 2008 - 4:57 pm ICT by ANI
Washington, Sept 12 (ANI): Feeling blue? Well, the saying may be more than just a metaphor, at least that''s what a researcher at Tel Aviv University says. The researcher claims that humans ... Read more...

Posted in South Asia |

Here comes a sensor that can see without an eye


September 12th, 2008 - 2:42 pm ICT by IANS
London, Sep 12 (IANS) An eyeless sensor, inspired by the ability of the human skin to 'see' colours and shapes, could make existing optical technologies obsolete. The futuristic model developed by Tel ... Read more...

Posted in Uncategorized |

Scientists unveil first gene linked with dry macular degeneration


August 28th, 2008 - 1:10 pm ICT by ANI
Washington, August 28 (ANI): Scientists at the University of California, San Diego, School of Medicine claim to have identified the first gene associated with severe, "dry" macular degeneration, the leading cause ... Read more...

Posted in National |

Antioxidants don’t help prevent degenerative eye disease


November 14th, 2007 - 1:53 am ICT by admin
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Posted in Health |

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