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Related Experiment Videos

[Changes in amino acids in a regular dialysis program]

J Erben1, O Schück, V Palicka

  • 1I. interní klinika a Ustav klinické biochemie a diagnostiky LF UK a fakultní nemocnice, Hradec Králové.

Casopis Lekaru Ceskych
|May 30, 1994
PubMed
Summary
This summary is machine-generated.

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Dialysis patients experience amino acid loss, impacting their nutritional status. Adequate high-quality protein intake can help offset these losses and improve dietary effectiveness.

Area of Science:

  • Nephrology
  • Biochemistry
  • Clinical Nutrition

Context:

  • Patients undergoing regular hemodialysis often face negative nitrogen balance.
  • Amino acid metabolism is significantly altered during dialysis procedures.
  • Existing dietary regimens for dialysis patients were not modified for this study.

Purpose:

  • To assess the impact of dialysis on amino acid levels in patients.
  • To determine if amino acid supplementation is necessary and under what conditions.
  • To evaluate the influence of standard patient diets on amino acid profiles during dialysis.

Summary:

  • Hemodialysis leads to significant losses of alpha-amino nitrogen (10.5 +/- 4.8 mg/4h) and specific amino acids.
  • Plasma amino nitrogen concentration drops significantly (p < 0.001) during dialysis.

Related Experiment Videos

  • Serum concentrations of several amino acids (histamine, lysine, methionine, taurine, etc.) decreased, while some were already low pre-dialysis.

    • Impact:

    • Dialysis-induced amino acid changes are influenced by dialysate losses, cellular shifts, and dietary intake.
    • Sufficient high-quality protein intake can effectively compensate for dialysis-related amino acid depletion.
    • Monitoring serum amino acid concentrations provides insights into the efficacy of dietary interventions in dialysis patients.