78 METABOLISM 



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148; (19276) Ibid., 21, 1224; (1928) Ibid., 22, 689. 

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438. 

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SCHULTZ, A. S., Atkin, L. and Frey, C. N. (1939) J. Amer. Chem. Soc, 61, 1931. 

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Snell, E. E. and Peterson, W. H. (1940) J. Bad., 39, 273. 

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 Stephenson, M. and Whetham, M. S. (1922) Proc roy. Soc, B, 93, 262 ; (1923) Ibid., 



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