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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
7
|
pubmed:dateCreated |
1989-8-21
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pubmed:abstractText |
Hydrogen peroxide inhibition of maximum Ca2+-ATPase and Na+,K+-ATPase activity was measured in a membrane-enriched preparation of rabbit lens cortical fibers and epithelium. At 5 X 10(-6) M hydrogen peroxide maximum Ca2+-ATPase activity was inhibited by 39%, while maximum Na+,K+-ATPase activity was stimulated. Ca2+-ATPase activity was almost completely inhibited at 5 X 10(-4) M hydrogen peroxide, in comparison to Na+,K+-ATPase activity, which was only inhibited by 28% at a concentration of hydrogen peroxide an order of magnitude larger. The addition of catalase to hydrogen peroxide-pretreated samples did not reverse the inhibition of Ca2+-ATPase by hydrogen peroxide.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
|
pubmed:chemical | |
pubmed:status |
MEDLINE
|
pubmed:month |
Jul
|
pubmed:issn |
0146-0404
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pubmed:author | |
pubmed:issnType |
Print
|
pubmed:volume |
30
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1633-7
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pubmed:dateRevised |
2010-11-18
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pubmed:meshHeading |
pubmed-meshheading:2545647-Animals,
pubmed-meshheading:2545647-Calcium-Transporting ATPases,
pubmed-meshheading:2545647-Catalase,
pubmed-meshheading:2545647-Epithelium,
pubmed-meshheading:2545647-Hydrogen Peroxide,
pubmed-meshheading:2545647-Lens, Crystalline,
pubmed-meshheading:2545647-Lens Cortex, Crystalline,
pubmed-meshheading:2545647-Rabbits,
pubmed-meshheading:2545647-Sodium-Potassium-Exchanging ATPase
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pubmed:year |
1989
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pubmed:articleTitle |
Oxidative inhibition of Ca2+-ATPase in the rabbit lens.
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pubmed:affiliation |
Department of Ophthalmology, University of Louisville School of Medicine, Kentucky Lions Eye Research Institute, Kentucky 40202.
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pubmed:publicationType |
Journal Article,
Comparative Study,
Research Support, U.S. Gov't, P.H.S.,
Research Support, Non-U.S. Gov't
|