CONTENTS Xlll 



PAOB 



The Significance of Respiratory Chain Oxidations in Relation to 

 MetaboHc Pathways in the Cell 

 by F. Dickens 625 



Discussion 



On ''Additional DPN' of Incubated Mitochondria .... 636 

 Possible Structure of Complexes of DPN or of DPNH involved in Oxidative 



Phosphorylation ........ 637 



Author Index 641 



Subject Index ......... 653 



