Zebrafish Consortium Facility

Washington University School of Medicine
Phone: 314.362.1431


Anna Hindes

Isabelle Roszko


Staff Scientist Solnica-Krezel Lab
Email: roszkoi@wustl.edu
Phone: 314.362.9371


Isabelle (Isa) is a Senior Scientist in the Solnica-Krezel Lab and the Scientific Advisor for the zebrafish facility. She has earned her PhD in Cellular and Molecular Biology from the Pasteur Institute/ University Pierre and Marie Curie in Paris, France. She has 14+ years research experience, including 8+ years working with the zebrafish model.
Please contact Isa if you are plan on using the zebrafish model for your research needs and if you have any questions regarding the scientific aspect of your projects.

Anna Hindes

Anna Hindes


Laboratory Supervisor Solnica-Krezel Lab
Email: ahindes@wustl.edu
Phone: 314.362.9398


Anna is the Research Laboratory Supervisor for the Solnica-Krezel Lab. She received her Bachelors from Truman State University. She has 15+ years experience as a technician at Washington University and 10+ years working with zebrafish.
Please contact Anna for inquiries on:

Cryopreservation, recovery of frozen sperm, shipping fish and embryos, genotyping consultation, CRISPR construction, and ordering supplies for the Facility.
John Engelhard

John Engelhard


Senior Research Technician
Email: jengelha@wustl.edu
Phone: 314.362.1431

John is a Research Technician II within the Solnica-Krezel Lab. He has been a technician at Washington University for 10+ years including 5+ years working with zebrafish. He was also in charge of fish care at Petsmart for 5 years.

Please contact John for inquiries on:
Receiving fish and embryos, genotyping, fin clipping, embryo bleaching, and the Quarantine System.

John Engelhard

Megan Barbier


Research Technician II
Email: barbierm@wusm.wustl.edu

Megan is a Research Technician II working directly for the Fish Facility. She has a Bachelors of Science in Criminal Justice and Forensic Science from Saint Louis University and is working toward her Masters in Investigative Medicine and Technology. She has worked in the Facility since June of 2015. Megan is a former dog trainer and comes to us with 7+ years of animal care and handling experience.

Brian Stephens<br />  

Brian Stephens

Research Assistant
Email: bstephens23@wustl.edu

Phone: 314.362.2024

Brian has worked in fisheries for over ten years, eight years of which have been with Zebrafish here at Washington University. He graduated from Missouri State with a Bachelors 's Degree in Wildlife Management/ Fisheries Biology. He worked with trout fisheries before taking his position here at Washington University.

Jo-Ann Orr  

Jo-Ann Orr


Cagewash Director
Email: jorr22@wustl.edu

Jo-Ann is a Labratory Assistant I within the Department of Developmental Biology. She has worked within Washington University and the Fish Facility for 4+ years. Jo-Ann does an impeccable job of maintaining facility cleanliness and organization of zebrafish tanks and tank parts. She also records facility data and delivers Department of Developmental Biology’s mail.