[1] Univ Nottingham, Sch Biomed Sci, Sch Med, Nottingham NG7 2UH, England
[2] PIQUR Therapeut, CH-4057 Basel, Switzerland
[3] Univ Bristol, Sch Physiol & Pharmacol, Bristol BS8 1TD, Avon, England
[4] Univ Dundee, Med Educ Inst, Ninewells Hosp & Med Sch, Neurosci Div, Dundee DD1 9SY, Scotland
[5] Univ Edinburgh, Ctr Integrat Physiol, Edinburgh EH8 9XD, Midlothian, Scotland