| Nomination for Nobel Prize in Physiology or Medicine | 
| Year: | 1930 | 
| Number: | 14 - 0 | 
|  | 
 
| Nominee 1: 
 | 
| Name: | Leonor  Michaelis | 
| Gender: | M | 
| Year, Birth: | 1875 | 
| Year, Death: | 1949 | 
| Profession: | prof, head dept | 
| University: | Rockefeller Institute for Medical Research (now  Rockefeller University) | 
| City: | New York | 
| State: | NY | 
| Country: | UNITED STATES (US) | 
|  | 
 
| Nominee 2: 
 | 
| Name: | Otto H Warburg | 
| Gender: | M | 
| Year, Birth: | 1883 | 
| Year, Death: | 1970 | 
| Profession: | prof | 
| University: | Kaiser-Wilhelm-Institut für Biologie (now Max Planck Institute of Biology) | 
| City: | Berlin | 
| Country: | GERMANY (DE) | 
| Awarded the Nobel Prize in Physiology or Medicine 1931 | 
|  | 
 
| Motivation: | Michaelis: Work on absorption, cell permeability and iron catalysis.
Warburg: Work on oxidation mechanisms (iron catalysis, respiratory enzyme) and the metabolism in tumors. | 
|  | 
 
| Nominator: 
 | 
| Name: | Hans  Winterstein | 
| Gender: | M | 
| Profession: | prof physiology | 
| University: | University of Breslau (now Wrocław) | 
| City: | Breslau (Wrocław) | 
| Country: | POLAND (PL) | 
|  | 
 
|  |