Title page An examination of biochemical parameters and their association with response to ketogenic dietary therapies Natasha E Schoeler 1,2 , Gail Bell 3 , Alan Yuen 3 , Adam D Kapelner 4 , Simon J R Heales 5,6,7 , J Helen Cross 1,8,9 , Sanjay Sisodiya 2,3 Author information: 1 UCL Great Ormond Street Institute of Child Health, London, United Kingdom 2 NIHR University College London Hospitals Biomedical Research Centre, Department of Clinical and Experimental Epilepsy, UCL Institute of Neurology, London, United Kingdom 3 Epilepsy Society, Chalfont St Peter, United Kingdom 4 Queens College, The City University of New York (CUNY), Department of Mathematics, New York, USA 5 Genetics and Genomic Medicine, UCL Institute of Child Health, London, United Kingdom 6 Chemical Pathology, Great Ormond Street Hospital for Children, London, United Kingdom 7 Neurometabolic Unit, National Hospital for Neurology and Neurosurgery, London, United Kingdom 8 Great Ormond Street Hospital for Children, London, United Kingdom 9 Young Epilepsy, Lingfield, United Kingdom Corresponding author: Dr. Natasha Schoeler. Address: Clinical Neurosciences, 4th Floor PUW, UCL Great Ormond Street Institute of Child Health, 30 Guilford Street, London WC1N 1EH. E-mail: n.schoeler@ucl.ac.uk First author information: Dr Natasha Schoeler is a research dietitian whose principal research interest is in predicting response to ketogenic diets for epilepsy; she is also involved in ketogenic diet trials in children and adults.