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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1996-2-22
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pubmed:abstractText |
Increased erythrocyte (Ca+Mg)ATPase activity was previously observed in idiopathic hypercalciuria. In order to verify if this alteration is a primary or a secondary event, we studied Sr influx in erythrocytes from subjects with idiopathic hypercalciuria. (Ca+Mg)ATPase activity was significantly higher in hypercalciuric than in hypercalciuric than in normocalciuric subjects whereas no difference in Sr influx was found between the two groups. (Ca+Mg)ATPase activity positively correlated with the erythrocyte Sr content found after 5 min of incubation and with urine Ca excretion. The normal Sr permeability suggests that (Ca+Mg)ATPase is primarily altered in idiopathic hypercalciuria. The primary increase of (Ca+Mg)ATPase activity may enhance passive Ca influx by reduction of cellular Ca concentration. It may induce a defect in cellular Ca metabolism that may cause idiopathic hypercalciuria by stimulating bone Ca turn-over and enteral Ca absorption.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Ca(2 ) Mg(2 )-ATPase,
http://linkedlifedata.com/resource/pubmed/chemical/Calcium,
http://linkedlifedata.com/resource/pubmed/chemical/Parathyroid Hormone,
http://linkedlifedata.com/resource/pubmed/chemical/Phosphates,
http://linkedlifedata.com/resource/pubmed/chemical/Strontium
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pubmed:status |
MEDLINE
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pubmed:month |
Dec
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pubmed:issn |
0006-291X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
26
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pubmed:volume |
217
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1099-104
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:8554563-Biological Transport,
pubmed-meshheading:8554563-Ca(2+) Mg(2+)-ATPase,
pubmed-meshheading:8554563-Calcium,
pubmed-meshheading:8554563-Erythrocytes,
pubmed-meshheading:8554563-Female,
pubmed-meshheading:8554563-Humans,
pubmed-meshheading:8554563-Male,
pubmed-meshheading:8554563-Parathyroid Hormone,
pubmed-meshheading:8554563-Phosphates,
pubmed-meshheading:8554563-Strontium
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pubmed:year |
1995
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pubmed:articleTitle |
(Ca+Mg)ATPase and calcium influx in erythrocytes of patients with idiopathic hypercalciuria.
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pubmed:affiliation |
Department of Nephrology Dialysis and Hypertension, S. Raffaele Scientific Institute, University of Milano, Italy.
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pubmed:publicationType |
Journal Article
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