Source:http://linkedlifedata.com/resource/pubmed/id/16483611
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
2006-6-1
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pubmed:abstractText |
Diabetes mellitus is a disease characterized by impaired glucose metabolism that leads to retinopathy, brain micro-infarcts and other complications. We have previously shown that oral glycine administration to diabetic rats inhibits non-enzymatic glycation of hemoglobin and diminishes renal damage. In this work, we evaluated the capacity of the amino acid glycine (1% w/v, 130 mM) to attenuate diabetic complications in streptozotocin (STZ)-induced diabetic Wistar rats and compared them with non-treated or taurine-treated (0.5% w/v, 40 mM) diabetic rats. Glycine-treated diabetic rats showed an important diminution in the percentage of animals with opacity in lens and microaneurysms in the eyes. Interestingly, there was a diminished expression of O-acetyl sialic acid in brain vessels compared with untreated diabetic rats (P<0.05). Additionally, peripheral blood mononuclear cells isolated from glycine-treated diabetic rats showed a better proliferative response to PHA or ConA than those obtained from non-treated diabetic rats (P<0.05). Glycine-treated rats had a less intense corporal weight loss in comparison with non-treated animals. Our results suggest that administration of glycine attenuates the diabetic complications in the STZ-induced diabetic rat model, probably due to inhibition of the non-enzymatic glycation process.
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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 |
Jun
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pubmed:issn |
0024-3205
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
13
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pubmed:volume |
79
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
225-32
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pubmed:meshHeading |
pubmed-meshheading:16483611-Administration, Oral,
pubmed-meshheading:16483611-Aneurysm,
pubmed-meshheading:16483611-Animals,
pubmed-meshheading:16483611-Cerebral Arteries,
pubmed-meshheading:16483611-Diabetes Mellitus, Experimental,
pubmed-meshheading:16483611-Diabetic Angiopathies,
pubmed-meshheading:16483611-Glycine,
pubmed-meshheading:16483611-Glycosylation,
pubmed-meshheading:16483611-Hemoglobin A, Glycosylated,
pubmed-meshheading:16483611-Male,
pubmed-meshheading:16483611-Rats,
pubmed-meshheading:16483611-Rats, Wistar,
pubmed-meshheading:16483611-Taurine
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pubmed:year |
2006
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pubmed:articleTitle |
Oral glycine administration attenuates diabetic complications in streptozotocin-induced diabetic rats.
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pubmed:affiliation |
Departamento de Bioquímica, Instituto Nacional de Enfermedades Respiratorias, Calz. de Tlalpan 4502, Col. Sección XVI. México, D.F. C.P. 14080, Mexico. nnooee@gmail.com
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pubmed:publicationType |
Journal Article
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