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The research group of Prof. Ferruh Artunc, MD, focuses on the importance of the excretion of active proteases in the urine in nephrotic syndrome, which has been termed proteasuria. Current data suggest that proteasuria plays an important pathophysiological role in the development of typical complications of nephrotic syndrome such as sodium retention, hyperlipidaemia, hypercoagulability and progressive renal injury. The identification of the proteases involved could lay the foundation for new therapeutic approaches to treat patients with nephrotic syndrome by targeted inhibition of protease activity in the urine. In the nephrotic mouse model, this achieved a complete prevention of sodium retention without quantitatively reducing proteinuria (Bohnert et al. Kidney International 2018).

Professional Background

2014

Conferral of the title of associate professor

2012

Senior physician

2010

Habilitation

2009

Specialist for internal medicine

Honors and Awards

  • Paul Langerhans Prize of the German Diabetes Society 2023
  • Nils Alwall Prize of the German Society for Nephrology 2019
  • Special Award of the Scientific Institute of Nephrology 2018
  • Abstract Prize 2018, 10th Annual Meeting of the German Society of Nephrology 2018
  • Poster Prize 2013, 5th Annual Meeting of the German Society for Nephrology 2013

Publications

Pflugers Arch. 477, 827-840 (2025)

Essigke, D. ; Kalo, M.Z. ; Janessa, A. ; Bohnert, B.N. ; Li, X. ; Birkenfeld, A.L. ; Artunc, F.

Impact of aldosterone deficiency on the development of diuretic resistance in mice.
J. Nephrol. 38, 707-716 (2025)

Eisinger, F. ; Neumann, M. ; Wörn, M. ; Fritsche, A. ; Heyne, N. ; Peter, A. ; Birkenfeld, A.L. ; Jumpertz von Schwartzenberg, R. ; Artunc, F.

Comparison of GFR estimation in patients with diabetes mellitus using the EKFC and CKD-EPI equations.
Kidney Int. Rep. 10, 730-742 (2025)

Bissinger, R. ; Schaefer, L. ; Bohnert, B.N. ; Schork, A. ; Hörber, S. ; Peter, A. ; Qadri, S.M. ; Birkenfeld, A.L. ; Heyne, N. ; Bakchoul, T. ; Wieder, T. ; Artunc, F.

GFR is a key determinant of red blood cell survival in anemia associated with progressive CKD.
J. Am. Soc. Nephrol., DOI: 10.1681/ASN.0000000521 (2024)

Sure, F. ; Afonso, S. ; Essigke, D. ; Schmidt, P. ; Kalo, M.Z. ; Nesterov, V. ; Kißler, A. ; Bertog, M. ; Rinke, R. ; Wittmann, S. ; Broeker, K.A.E. ; Gramberg, T. ; Artunc, F. ; Korbmacher, C. ; Ilyaskin, A.V.

Transmembrane serine protease 2 and proteolytic activation of the epithelial sodium channel in mouse kidney.
Transpl. Int. 37:12879 (2024)

Schork, A. ; Eberbach, M.-L. ; Artunc, F. ; Bohnert, B.N. ; Eisinger, F. ; Heister, D.J. ; Vosseler, A. ; Nadalin, S. ; Birkenfeld, A.L. ; Heyne, N. ; Guthoff, M.

SGLT2 inhibitors correct fluid overload in adult kidney transplant recipients-A prospective observational study.
Acta Physiol. 240:e14183 (2024)

Schork, A. ; Vogel, E. ; Bohnert, B.N. ; Essigke, D. ; Wörn, M. ; Fischer, I. ; Heyne, N. ; Birkenfeld, A.L. ; Artunc, F.

Amiloride versus furosemide for the treatment of edema in patients with nephrotic syndrome: A pilot study (AMILOR).
Kidney Blood Press. Res. 49, 124-134 (2024)

Schork, A. ; Eberbach, M.L. ; Bohnert, B.N. ; Wörn, M. ; Heister, D.J. ; Eisinger, F. ; Vogel, E. ; Heyne, N. ; Birkenfeld, A.L. ; Artunc, F.

SGLT2 inhibitors decrease overhydration and proteasuria in patients with chronic kidney disease: A longitudinal observational study.

Networks and Affiliations

Logo Deutsches Zentrum für Diabetesforschung e.V.

German Center for Diabetes Research

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German Society of Nephrology

German Society for Nephrology

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Deutsche Gesellschaft für Innere Medizin

German Society for Internal Medicine

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