Barbara McGowan


Consultant in diabetes and endocrinology


Barbara McGowan read Biochemistry at Hertford College, Oxford University and Medicine at the Royal Free Hospital London in 1998. She was awarded a PhD from Imperial College in 2007 for investigating the role of gut hormones and other neuropeptides in appetite control.  She was appointed as a consultant and honorary senior lecturer in diabetes and endocrinology at Guy's nd St Thomas' in 2009.

Barbara leads the obesity bariatric service where she manages patients with complex obesity. Her areas of research interest include gut hormones and remission of type 2 diabetes post-bariatric surgery. Her endocrine specialty interests are in adrenal pituitary and hereditary neuroendocrine disease.

Education and training

  • PhD, Imperial College London 2003-2007
  • MBBS, Royal Free Hospital London 1993-1998
  • MA Biochemistry, Hertford College Oxford 1984-1988.

Research interests

  • obesity, gut hormones and remission of T2DM post-bariatric surgery, including endobarrier as a treatment for obesity and remission of T2DM (REVISE clinical trial) and SCALE clinical trial (satiety and clinical adiposity – liraglutide evidence in non-diabetic and diabetic subjects)
  • genetics of neuroendocrine tumours
  • relaxin-3 and related peptides.


  • British Society of Endocrinology small grants programme, 2009
  • New Investigator Award, fifth international conference on relaxin and related peptides 2008, Maui, Hawaii
  • The Endocrine Society and Pfizer International Award for excellence in published clinical research in the journal of Endocrinology and Metabolism, 2005
  • London Lock Memorial Prize in genitourinary diseases, 1998
  • merits in clinical pharmacology, statistics, population and health care sciences, obstetrics and gynaecology, 1998
  • Glaxo-Wellcome-Blackwell clinical prize, 1996.

Last updated: April 2022

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