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Urinary N-acetyl-beta-D-glucosaminidase activity does not predict development of diabetic nephropathy

Agardh, Carl-David LU ; Tallroth, G and Hultberg, B (1987) In Diabetes Care 10(5). p.604-606
Abstract
Urinary activity of N-acetyl-beta-D-glucosaminidase (NAG) has been suggested as a marker for diabetic nephropathy. In this study, urinary activity of NAG was measured with an interval of 5 yr in 36 insulin-dependent diabetic subjects to evaluate its predictive value for development of diabetic nephropathy. During the observation period, 9 patients developed detectable signs of diabetic nephropathy. In these patients, urinary albumin concentration had increased to 503 +/- 185 mg/L, compared to 16 +/- 1 mg/L in patients without nephropathy (P less than .01; means +/- SE), and the fractional albumin excretion rate was 0.21 +/- 0.07 X 10(-3), compared to 0.01 +/- 0.00 X 10(-3) (P less than .01). However, the activity of urinary NAG was not... (More)
Urinary activity of N-acetyl-beta-D-glucosaminidase (NAG) has been suggested as a marker for diabetic nephropathy. In this study, urinary activity of NAG was measured with an interval of 5 yr in 36 insulin-dependent diabetic subjects to evaluate its predictive value for development of diabetic nephropathy. During the observation period, 9 patients developed detectable signs of diabetic nephropathy. In these patients, urinary albumin concentration had increased to 503 +/- 185 mg/L, compared to 16 +/- 1 mg/L in patients without nephropathy (P less than .01; means +/- SE), and the fractional albumin excretion rate was 0.21 +/- 0.07 X 10(-3), compared to 0.01 +/- 0.00 X 10(-3) (P less than .01). However, the activity of urinary NAG was not different in these patients compared with the patients without nephropathy (0.69 +/- 0.15 and 0.61 +/- 0.09 U/mmol creatinine, respectively). Furthermore, no increase in the activity of urinary NAG was seen during the observation period in either group. We concluded that the urinary activity of NAG is not related to the development of microalbuminuria and therefore cannot be used as a predictor for the development of diabetic nephropathy. (Less)
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author
; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Diabetes Care
volume
10
issue
5
pages
604 - 606
publisher
American Diabetes Association
external identifiers
  • pmid:3677979
  • scopus:0023275444
ISSN
1935-5548
DOI
10.2337/diacare.10.5.604
language
English
LU publication?
yes
additional info
The information about affiliations in this record was updated in December 2015. The record was previously connected to the following departments: Unit on Vascular Diabetic Complications (013241510)
id
743a34fb-65ff-4310-b0af-fc80291c6c9d (old id 1103829)
date added to LUP
2016-04-01 16:52:06
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2021-01-03 08:28:17
@article{743a34fb-65ff-4310-b0af-fc80291c6c9d,
  abstract     = {{Urinary activity of N-acetyl-beta-D-glucosaminidase (NAG) has been suggested as a marker for diabetic nephropathy. In this study, urinary activity of NAG was measured with an interval of 5 yr in 36 insulin-dependent diabetic subjects to evaluate its predictive value for development of diabetic nephropathy. During the observation period, 9 patients developed detectable signs of diabetic nephropathy. In these patients, urinary albumin concentration had increased to 503 +/- 185 mg/L, compared to 16 +/- 1 mg/L in patients without nephropathy (P less than .01; means +/- SE), and the fractional albumin excretion rate was 0.21 +/- 0.07 X 10(-3), compared to 0.01 +/- 0.00 X 10(-3) (P less than .01). However, the activity of urinary NAG was not different in these patients compared with the patients without nephropathy (0.69 +/- 0.15 and 0.61 +/- 0.09 U/mmol creatinine, respectively). Furthermore, no increase in the activity of urinary NAG was seen during the observation period in either group. We concluded that the urinary activity of NAG is not related to the development of microalbuminuria and therefore cannot be used as a predictor for the development of diabetic nephropathy.}},
  author       = {{Agardh, Carl-David and Tallroth, G and Hultberg, B}},
  issn         = {{1935-5548}},
  language     = {{eng}},
  number       = {{5}},
  pages        = {{604--606}},
  publisher    = {{American Diabetes Association}},
  series       = {{Diabetes Care}},
  title        = {{Urinary N-acetyl-beta-D-glucosaminidase activity does not predict development of diabetic nephropathy}},
  url          = {{http://dx.doi.org/10.2337/diacare.10.5.604}},
  doi          = {{10.2337/diacare.10.5.604}},
  volume       = {{10}},
  year         = {{1987}},
}