Daylight saving time ended in US

Daylight Saving Time (United States) began Sunday, March 11, 2012, 2:00am, and ended Sunday, November 4, 2012, 2:00am. Daylight saving time (DST) — also summer time in several countries in British English, and European official terminology — is the practice of advancing clocks so that evenings have more daylight and mornings have less. Typically clocks … Read more

Eye :: Genetic testing sheds light on degenerative eye disease

Genetic testing for eye disease is providing vital information about complex retinal diseases, especially when used to confirm a clinician?s diagnosis, according to a newly published study of such tests that were conducted over a five-year period.

Retinitis Pigmentosa :: Green Algae may be helpful in retinitis pigmentosa

Nerve cells that normally are not light sensitive in the retinas of blind mice can respond to light when a green algae protein called channelrhodopsin-2 (ChR2) is inserted into the cell membranes, according to a National Institutes of Health (NIH)-supported study published in the April 6, 2006 issue of the journal Neuron. The study was conducted with mice that had been genetically bred to lose rods and cones, the light-sensitive cells in the retina. This condition is similar to the blinding disease retinitis pigmentosa (RP) in humans.

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