Meet the team

The DeFat study is a collaboration between patients, researchers and clinical teams in organ donation and transplant.

If you would like to get in contact with a member of the team please email

DeFat logo

Professor Peter Friend

Chief Investigator

University of Oxford

Mr Simon Knight

Operational Lead

University of Oxford

Our investigators

Mr Syed Hussain Abbas

University of Oxford

Professor Leanne Hodson

University of Oxford

Professor Constantin Coussios

University of Oxford

Mr Carlo Ceresa

University of Oxford

Mr Hynek Mergental

University Hospitals Birmingham NHS Foundation Trust

Mr David Nasralla

Royal Free London NHS Foundation Trust

Professor Christopher Watson

University of Cambridge

Mrs Helen Thomas

NHS Blood and Transplant

Ms Lucinda Roberts

Patient Representative

Clinical Trials Unit team

Kerrie Brusby

Clinical Operations Manager

Fotini Kaloyirou

Clinical Trial Manager

Aleema Iqbal

Clinical Trial Coordinator

Helen Thomas

Prinicpal Statistician

Emily Sanderson

Senior Statistician

Nkechi Onwuka


Jermaine Tan

Data Manager

Quality Assurance

From the Clinical Trials Unit, NHS Blood and Transplant:

Katie Keen

GCP Quality Project Specialist