The CIBA Lectures in Microbial Biochemistry were established In 

 1955 at the Institute of Microbiology, Rutgers, The State Univer- 

 sity of New Jersey, through the support of CIBA Pharmaceutical 

 Products inc.. Summit, N. J. The lectures are given in the spring 

 of each year at the Institute of Microbiology, New Brunswick, N. J. 



Copyright © 1961 by John Wiley & Sons, Inc. 



All rights reserved 



This book or any port thereof must not be reproduced In 

 any form without the written permission of the publisher. 



Library of Congress Catalog Card Number: 61-11497 

 Printed in the United States of America 



