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Institute of Metabolic Science

Metabolic Research Laboratories
 

Research focus

The overall aim of my research is to assess how gut hormones vary with human health and different disease states using techniques including immunoassay and liquid chromatography mass spectroscopy.  I run clinical studies recruiting healthy volunteers and patients with different metabolic and gastrointestinal diseases to assess gut hormone levels in the fasted and fed state.  

Background and experience

I initially worked in the Gribble-Reimann group as a summer intern student in 2009 and 2010.  Since then I completed my medical degree at Imperial College London and began training as an academic clinical fellow in diabetes and endocrinology at the University of Warwick.  Twelve years after my original internship, I returned to the IMS-MRL to study towards a PhD in gut hormone physiology, which I now approach from a more clinical perspective. My previous research has included the metabolic effects of different cortisol replacement regimes in adrenal insufficiency.  

Working at the IMS-MRL

I am currently focusing on developing clinical studies to assess gut hormone levels in the fed and fasted state in healthy volunteers, and in people with gastrointestinal conditions. I assess hormones involved in appetite, satiety and motility.  The aim is to characterise these levels in healthy volunteers and assess how they vary in different disease states.   The use of liquid chromatography mass spectroscopy allows for greater specificity and the opportunity to test for novel biomarkers, which potentially could aid in diagnosis and treatment of different gastrointestinal and metabolic diseases.  I am also learning cell culture techniques to compare clinical findings with organoid models. I regularly collaborate with the clinical endocrinology and gastroenterology teams at Addenbrooke’s Hospital..  

Publications

Key publications: 

1) Bannon CAM, Border D, Hanson P, Hattersley J, Weickert MO, Grossman A, Randeva HS, Barber TM. Early Metabolic Benefits of Switching Hydrocortisone to Modified Release Hydrocortisone in Adult Adrenal Insufficiency. Front Endocrinol (Lausanne). 2021; 11 (12): 641247.  

2) Bannon CA, Gallacher D, Hanson P, Randeva HS, Weickert MO, Barber TM. Systematic review and meta-analysis of the metabolic effects of modified-release hydrocortisone versus standard glucocorticoid replacement therapy in adults with adrenal insufficiency. Clin Endocrinol (Oxf). 2020; 93(6): 637-651.  

3) Habib AM, Richards P, Cairns LS, Rogers GJ, Bannon CA, Parker HE, Morley TC, Yeo GS, Reimann F, Gribble FM. Overlap of endocrine hormone expression in the mouse intestine revealed by transcriptional profiling and flow cytometry. Endocrinology. 2012; 153(7):3054-65.  

4) Barber TM, Bannon CAM, Weickert MO, Kyrou I, Randeva HS. Tumour-induced hypoglycaemia: a narrative review. J Lab Precis Med 2021; 6:22 

Clinical Research Associate
Gribble/Reimann Group

Contact Details

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