Dr. Alexandra Kroll

Dr. Alexandra Kroll


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FX E23
Überlandstrasse 133
CH-8600 Dübendorf

Tasks at the Ecotox Centre

  • Planning and implementation of projects on risk assessment
  • Derivation of Environmental Quality Standards
  • Planning, implementation of and assistance in user and continuing education courses

Areas of Expertise

  • Risk assessment for micropollutants in water
  • Environmental risk assessment of pharmaceuticals
  • Authorisation of plant protection products
  • Effects of nanoparticles and microplastics on organisms


  • Since 2019

    Risk Assessor at the Ecotox Center

  • 2016-2019

    Project manager in environmental risk assessment at GAB Consulting, Germany

  • 2010-2016

    SNSF Ambizione research fellow and Postdoc at Eawag. Research topics: Characterisation of microbial stream biofilms, impact of nanoparticles, microplastic particles and pesticides

  • 2010

    Scientific Project Assistant, CeNTech GmbH, Germany

  • 2006-2009

    PhD, University Hospital Münster, Germany. Topic: Characterization of engineered nanoparticles & particulate matter and effects on vertebrate cell lines

  • 2005-2006

    Research assistant, Institut des Sciences du Végétal (ISV), CNRS Ile-de-France Sud, France

  • 2003-2004

    Diploma thesis in Plant Physiology at the University of Heidelberg, Germany. Topic: Salt-induction of gene expression in Arabidopsis thaliana and Beta vulgaris