1. Dept. of Chemical Engineering; Loughborough University; Loughborough Leicestershire, LE11 3TU U.K
2. Dept. of Biology and Biochemistry; University of Bath; Bath, BA2 7AY U.K
3. Dept. of Chemical and Biological Engineering; University of Sheffield; Sheffield, S10 2TN U.K
4. Wolfson School of Mechanical, Electrical and Manufacturing Engineering; Loughborough University; Loughborough Leicestershire, LE11 3TU U.K.