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Mad cow disease causes cattle eyes to glow

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Warpy Donating Member (1000+ posts) Send PM | Profile | Ignore Thu Sep-09-10 01:35 PM
Original message
Mad cow disease causes cattle eyes to glow
Cattle infected with mad cow disease give off a tell-tale glow in their eyes, according to new research published in the journal Analytical Chemistry.

In future, the discovery could lead to a long-sought test to detect infection with the agent that causes mad cow disease, preventing it from spreading throughout the food supply for humans.
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Past studies suggest that chemical changes in an animal’s retina, the light sensitive nerve tissue in the back of the eye, may provide a basis for detecting prion diseases.

Much more at http://www.msnbc.msn.com/id/39081442/ns/technology_and_science-science/
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jgraz Donating Member (1000+ posts) Send PM | Profile | Ignore Thu Sep-09-10 01:38 PM
Response to Original message
1. Does that also work on sheep?
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Name removed Donating Member (0 posts) Send PM | Profile | Ignore Thu Sep-09-10 01:40 PM
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2. Deleted message
Message removed by moderator. Click here to review the message board rules.
 
shraby Donating Member (1000+ posts) Send PM | Profile | Ignore Thu Sep-09-10 02:53 PM
Response to Reply #2
3. Was this picture necessary to post with no warning?
I find it extremely disturbing.
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Liberty Belle Donating Member (1000+ posts) Send PM | Profile | Ignore Mon Sep-20-10 10:02 PM
Response to Reply #3
7. The photo is the "Demon sheep" from the Carly Fiorina ad!
Not a real animal, so don't worry!
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liberal N proud Donating Member (1000+ posts) Send PM | Profile | Ignore Thu Sep-09-10 02:59 PM
Response to Original message
4. Do Animal's Eyes Glow In Dark?
All of us have seen the eyes of some animal glowing at us in the dark as we drive by at night, so it is natural to think that the eyes themselves are glowing.
The truth is that the glow is the only reflection of light from some other source It is probably caused by our car headlights, or it may be caused by a flash light. The reason that reflection takes place is that there is a layer of crystalline substance in the eyes of many animals. This substance has the ability to reflect light. Man has almost none of this substance in his eyes.
This reflecting layer also helps the animals see in the dark, which is why they can see better at night than man can. The differences in colour of the light reflected from the eyes of animals are due to the different number of blood vessels in their eyes. An animal that has many blood vessels in its eyes will reflect a reddish glow. If it has fewer blood vessels, it will have a whiter glow.

http://www.blurtit.com/q890403.html
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Warpy Donating Member (1000+ posts) Send PM | Profile | Ignore Thu Sep-09-10 03:02 PM
Response to Reply #4
5. No , it's a misleading and sensationalist headline
Read the rest of the article to find out what's really going on.
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oxymoron Donating Member (1000+ posts) Send PM | Profile | Ignore Thu Sep-09-10 04:10 PM
Response to Original message
6. Holy Crap! I gotta cat with mad cow's disease!
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