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Science 5 October 1979:
Vol. 206. no. 4414, pp. 78 - 80
DOI: 10.1126/science.314667
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Articles

Science, Vol 206, Issue 4414, 78-80
Copyright © 1979 by American Association for the Advancement of Science

articles

Heavy metals affect rod, but not cone, photoreceptors

DA Fox and AJ Sillman

Low concentrations of lead, mercury, or cadmium depress the amplitude of the rod receptor potential in the perfused bullfrog retina. Responses from the cones were not affected. The data implicate the rods as a lesion site in animals exhibiting scotopic vision deficits as a result of heavy metal poisoning.




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Science. ISSN 0036-8075 (print), 1095-9203 (online)