1. Michael Barber Centre for Collaborative Mass Spectrometry, Manchester Institute of Biotechnology, Manchester M1 7DN, United Kingdom
2. Sphere Fluidics Limited, McClintock Building, Suite 7, Granta Park, Great Abington, Cambridge CB21 6GP, United Kingdom
3. Waters Corporation, Stamford Avenue, Altrincham Road, Wilmslow SK9 4AX, United Kingdom
4. Manchester Institute of Biotechnology, Manchester M1 7DN, United Kingdom