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Stefan Siemann

Stefan Siemann

Full Professor

Department of Chemistry & Biochemistry
Science, Engineering and Architecture
F-320, Science Building Sudbury Campus


1995 B.Sc. in Chemistry (University of Paderborn, Germany) 1996 M.Sc. in Chemistry under the supervision of Prof. Dr. T. Viswanatha (University of Waterloo) and Prof. Dr. K. Krohn (University of Paderborn)(on the inhibition of lysine:N6 hydroxylase, an enzyme involved in the biosynthesis of aerobactin, a siderophore) 2000 Ph.D. in Chemistry under the supervision of Prof. Dr. Dr. mult. hc. Achim Mueller (University of Bielefeld) on the cofactor biosynthesis and metal replacement in nitrogenases. 2000-2004 Post-dooctoral fellowship (University of Waterloo) under the supervision of Drs. G. Dmitrienko and T. Viswanatha (Investigation on the inhibition and mechanistic studies on metallo-beta-lactamases) 2004-present Faculty member in the Department of Chemistry and Biochemistry at Laurentian University


  • Ph.D. in Chemistry (University of Bielefeld, Germany)
  • M.Sc. in Chemistry (University of Waterloo, ON and University of Paderborn, Germany)
  • B.Sc. in Chemistry (University of Paderborn, Germany)

Academic Appointments

Adjunct Associate Professor (Dept. of Chemistry, University of Waterloo, Ontario, Canada) 

On The Web


Metals ions in biological systems; Bioinorganic Chemistry; Mechanism and inhibition of metalloenzymes; anthrax; anthrax lethal factor; protein toxins; antibiotic resistance; metallo-beta-lactamases; electronic spectroscopy metalloproteins; fluorescence spectroscopy; protein folding; development of methods for the quantification of metal ions in biological matrices.