Circadian variations and reference intervals for some enzymes in urine of healthy children.

@article{Feldmann1989CircadianVA,
  title={Circadian variations and reference intervals for some enzymes in urine of healthy children.},
  author={Delphine Feldmann and C Flandrois and Alain Jardel and Thuy My Phan and Pierre Aymard},
  journal={Clinical chemistry},
  year={1989},
  volume={35 5},
  pages={864-7}
}
Circadian variations of alanine aminopeptidase (EC 3.4.11.2), gamma-glutamyltransferase (EC 2.3.2.2), and N-acetyl-beta-glucosaminidase (EC 3.2.1.30) in urine were studied in 10 healthy children, ages six to 15 years. Urine specimens were collected during 24 h, grouped into four time intervals. Enzymes were measured spectrophotometrically, with automation… CONTINUE READING