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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
9
pubmed:dateCreated
1997-12-10
pubmed:abstractText
The presence of pyrraline in human urine has recently been described. Using reversed-phase high-performance liquid chromatography, we measured urinary pyrraline in 45 insulin-treated diabetic patients with preserved renal function and in 30 age- and sex-matched healthy subjects. The relationship between urinary pyrraline and metabolic control parameters in the diabetic population (glycaemia, fructosamine, haemoglobin A1c, and 1-year mean haemoglobin A1c) was evaluated. The mean urinary level of pyrraline in diabetic patients with poor glycaemic control (HbA1c > 9.5%) was higher than that in healthy subjects (1.12 +/- 0.35 vs. 0.75 +/- 0.2 mumol mmol-1 creatinine, P < 0.04), whereas in patients with good to moderate glycaemic control (HbA1c < 9.5) it was slightly but not significantly higher than in healthy subjects (0.80 +/- 0.3 mumol mmol-1 creatinine vs. 0.75 +/- 0.2 mumol mmol-1 creatinine). There is a significant correlation between urinary pyrraline level and glycaemia (P < 0.008), haemoglobin A1c (P < 0.01) and 1-year mean haemoglobin A1c values (P < 0.007), but not with fructosamine. The results of the present work prove, for the first time, that glycaemic status influences circulating levels of advanced Maillard reaction products.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Sep
pubmed:issn
0014-2972
pubmed:author
pubmed:issnType
Print
pubmed:volume
27
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
767-73
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed-meshheading:9352249-Adolescent, pubmed-meshheading:9352249-Adult, pubmed-meshheading:9352249-Aged, pubmed-meshheading:9352249-Aged, 80 and over, pubmed-meshheading:9352249-Blood Glucose, pubmed-meshheading:9352249-Child, pubmed-meshheading:9352249-Chromatography, High Pressure Liquid, pubmed-meshheading:9352249-Creatinine, pubmed-meshheading:9352249-Diabetes Mellitus, Type 1, pubmed-meshheading:9352249-Female, pubmed-meshheading:9352249-Fructosamine, pubmed-meshheading:9352249-Hemoglobin A, Glycosylated, pubmed-meshheading:9352249-Humans, pubmed-meshheading:9352249-Maillard Reaction, pubmed-meshheading:9352249-Male, pubmed-meshheading:9352249-Matched-Pair Analysis, pubmed-meshheading:9352249-Middle Aged, pubmed-meshheading:9352249-Norleucine, pubmed-meshheading:9352249-Pyrroles, pubmed-meshheading:9352249-Regression Analysis, pubmed-meshheading:9352249-Urea
pubmed:year
1997
pubmed:articleTitle
Glycaemic control and in vivo non-oxidative Maillard reaction: urinary excretion of pyrraline in diabetes patients.
pubmed:affiliation
Department of Basic Medical Sciences, Faculty of Medicine, University of Lleida, Spain.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't