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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1997-2-13
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pubmed:abstractText |
Sialic acid (SA) content and Na+/K+-ATPase activity of red blood cell (RBC) membranes were studied in 26 normoalbuminuric patients with insulin-dependent diabetes mellitus (IDDM), 25 normoalbuminuric patients with non-insulin-dependent diabetes mellitus (NIDDM), and 40 healthy nondiabetic subjects with a negative family history for diabetes. A decrease in RBC membrane SA content and Na+/K+-ATPase activity was observed in older control subjects compared with younger controls. A significant correlation between age, Na+/K+-ATPase activity, and SA content was also found. No difference was observed in RBC membrane SA content between IDDM and NIDDM subjects, but Na+/K+-ATPase activity was significantly lower in IDDM patients. SA content was increased in NIDDM subjects compared with healthy subjects of similar age, whereas Na+/K+-ATPase activity was significantly lower in both IDDM and NIDDM subjects compared with controls. In NIDDM, Na+/K+-ATPase activity was significantly correlated with age, whereas both Na+/K+-ATPase activity and SA content were significantly correlated in IDDM and NIDDM patients. Hemoglobin A1c, (HbA1c) levels did not show any significant correlation either with Na+/K+-ATPase or with SA content in diabetic patients. The modified SA content and Na+/K+-ATPase activity in elderly subjects described in the present study indicate a similar behavior of the erythrocyte membrane during both RBC senescence and aging of subjects.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Jan
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pubmed:issn |
0026-0495
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
46
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
59-61
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pubmed:dateRevised |
2007-11-15
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pubmed:meshHeading |
pubmed-meshheading:9005970-Adolescent,
pubmed-meshheading:9005970-Adult,
pubmed-meshheading:9005970-Aged,
pubmed-meshheading:9005970-Aged, 80 and over,
pubmed-meshheading:9005970-Aging,
pubmed-meshheading:9005970-Diabetes Mellitus, Type 1,
pubmed-meshheading:9005970-Diabetes Mellitus, Type 2,
pubmed-meshheading:9005970-Erythrocyte Membrane,
pubmed-meshheading:9005970-Female,
pubmed-meshheading:9005970-Hemoglobin A, Glycosylated,
pubmed-meshheading:9005970-Humans,
pubmed-meshheading:9005970-Male,
pubmed-meshheading:9005970-Middle Aged,
pubmed-meshheading:9005970-N-Acetylneuraminic Acid,
pubmed-meshheading:9005970-Sodium-Potassium-Exchanging ATPase
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pubmed:year |
1997
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pubmed:articleTitle |
Sialic acid, diabetes, and aging: a study on the erythrocyte membrane.
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pubmed:affiliation |
Institute of Biochemistry, School of Medicine, University of Ancona, Italy.
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pubmed:publicationType |
Journal Article,
Comparative Study,
Research Support, Non-U.S. Gov't
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