| Nomination for Nobel Prize in Physiology or Medicine | 
| Year: | 1938 | 
| Number: | 39 - 0 | 
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| Nominee 1: 
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| Name: | John H Northrop | 
| Gender: | M | 
| Year, Birth: | 1891 | 
| Year, Death: | 1987 | 
| Profession: | head dept | 
| University: | Rockefeller Institute for Medical Research (now  Rockefeller University) | 
| City: | New York | 
| State: | NY | 
| Country: | UNITED STATES (US) | 
| Awarded the Nobel Prize in Chemistry 1946 | 
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| Nominee 2: 
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| Name: | Alfred N Richards | 
| Gender: | M | 
| Year, Birth: | 1876 | 
| Year, Death: | 1966 | 
| Profession: | prof pharmacology | 
| University: | Pennsylvania | 
| City: | Philadelphia | 
| State: | PA | 
| Country: | UNITED STATES (US) | 
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| Motivation: | Northrop: The production of crystallized digestion ferment (enzyme).
Richards: Work on the physiology of the kidneys. | 
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| Nominator: 
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| Name: | George R Minot | 
| Gender: | M | 
| Year, Birth: | 1885 | 
| Year, Death: | 1950 | 
| Profession: | Nobel Laureate med 1934 | 
| University: | Harvard University | 
| City: | Cambridge | 
| State: | MA | 
| Country: | UNITED STATES (US) | 
| Awarded the Nobel Prize in Physiology or Medicine 1934 | 
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