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Significant decrease in plasma midregional proadrenomedullin level in patients with end-stage renal disease after

Yosuke Suzuki1, Hiroki Itoh, Fumihiko Katagiri

  • 1Department of Clinical Pharmacy, Oita University Hospital, Hasama-machi, Oita 879-5593, Japan. y-suzuki@oita-u.ac.jp

Peptides
|March 19, 2013
PubMed

Insights

Kidney function significantly impacts midregional pro-adrenomedullin (MR-proADM) levels. Successful kidney transplantation in end-stage renal disease patients led to a notable decrease in MR-proADM, suggesting renal function influences this biomarker.

Area of Science:

  • Nephrology
  • Biomarkers
  • Transplantation Immunology

Background:

  • Impaired renal function is associated with elevated plasma midregional pro-adrenomedullin (MR-proADM) levels.
  • MR-proADM is a biomarker potentially influenced by kidney function.

Purpose of the Study:

  • To investigate the effect of improved renal function post-living kidney transplantation on plasma MR-proADM levels.
  • To determine the relationship between renal function recovery and MR-proADM concentration.

Main Methods:

  • Prospective study involving 11 end-stage renal disease patients undergoing living kidney transplantation.
  • Serial measurement of plasma MR-proADM-like immunoreactive substance (IS) before and up to 90 days after transplantation.
  • Correlation analysis between MR-proADM-IS levels and creatinine clearance.

Main Results:

  • Plasma MR-proADM-IS levels significantly decreased starting from day 3 post-transplantation compared to pre-transplant levels.
  • A strong negative correlation (rs=-0.70, p<0.0001) was found between creatinine clearance and plasma MR-proADM-IS.
  • These findings indicate a direct relationship between kidney function and MR-proADM levels.

Conclusions:

  • Recovery of renal function following kidney transplantation leads to a reduction in plasma MR-proADM levels in ESRD patients.
  • Plasma MR-proADM levels are significantly dependent on renal function.

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