Referee's report by Henry Gerard Thornton, on a paper 'Oxidation-reduction processes in cultures of bacteria. III. The pasteur effect Bact. Lactis aerogenes' by A C Backett and Cyril Hinshelwood Sectional committee: Physiology Paper reference code: B21 Recommended for publication in the Proceedings. Thornton remarks this paper is a theoretical discussion of the observations discussed in papers B19 and B20, and suggests the three papers individually are not suitable for reading, however they should be summarised at a meeting. [Published in Proceedings B, 1950]. Date received not given. [1 July 1950]