Scientific Advisors, Professors at Karolinska Institutet:
Anita Aperia – Paediatrics
Hans Jörnvall – Physiological Chemistry, Secretary of the Nobel Assembly
Sten Lindahl – Anesthesiology, Chairman of the Nobel Committee
Ralf Pettersson – Molecular Biology
Anders Zetterberg – Tumour Cytology

Art Director:
Urban Frank

Medical Writer:
Anders Nystrand

Printed by:
DB Media AB, Stockholm, Sweden 2001

Copyright © 2001:
The Nobel Committee for Physiology or Medicine
at Karolinska Institutet, SE-171 77 Stockholm, Sweden

Web Adapted Version:
Nobelprize.org

Every effort has been made by the publisher to credit organizations and individuals with regard to the supply of photographs and illustrations. The publishers apologize for any omissions which will be corrected in future editions.