Conrad Elvehjem
E412091
Conrad Elvehjem was an American biochemist best known for identifying niacin as the pellagra-preventing vitamin and for his contributions to nutritional science.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Conrad Elvehjem canonical | 2 |
| Conrad Arnold Elvehjem | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4038170 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Conrad Elvehjem Context triple: [Harry Steenbock, hasNotableStudent, Conrad Elvehjem]
-
A.
Hugo Ehrlich
Hugo Ehrlich was a Croatian architect known for his significant contributions to early 20th-century architecture in Zagreb.
-
B.
Tadeus Reichstein
Tadeus Reichstein was a Polish-Swiss chemist and Nobel laureate renowned for his work on the synthesis of vitamin C and adrenal cortex hormones.
-
C.
Eduard Buchner
Eduard Buchner was a German chemist and Nobel laureate renowned for his groundbreaking work on cell-free fermentation, which helped establish biochemistry as a distinct scientific discipline.
-
D.
Ulrich Ehrlich
Ulrich Ehrlich is a person notable enough to be recognized as a significant bearer of the surname Ehrlich.
-
E.
Ernest Fleischmann
Ernest Fleischmann was a prominent arts administrator and impresario best known for transforming the Los Angeles Philharmonic into a major international orchestra and reshaping the cultural landscape of Los Angeles.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Conrad Elvehjem Target entity description: Conrad Elvehjem was an American biochemist best known for identifying niacin as the pellagra-preventing vitamin and for his contributions to nutritional science.
-
A.
Hugo Ehrlich
Hugo Ehrlich was a Croatian architect known for his significant contributions to early 20th-century architecture in Zagreb.
-
B.
Tadeus Reichstein
Tadeus Reichstein was a Polish-Swiss chemist and Nobel laureate renowned for his work on the synthesis of vitamin C and adrenal cortex hormones.
-
C.
Eduard Buchner
Eduard Buchner was a German chemist and Nobel laureate renowned for his groundbreaking work on cell-free fermentation, which helped establish biochemistry as a distinct scientific discipline.
-
D.
Ulrich Ehrlich
Ulrich Ehrlich is a person notable enough to be recognized as a significant bearer of the surname Ehrlich.
-
E.
Ernest Fleischmann
Ernest Fleischmann was a prominent arts administrator and impresario best known for transforming the Los Angeles Philharmonic into a major international orchestra and reshaping the cultural landscape of Los Angeles.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
biochemist
ⓘ
human ⓘ nutrition scientist ⓘ |
| academicDegree | PhD in biochemistry ⓘ |
| awardReceived |
American Institute of Nutrition award
ⓘ
Borden Award of the Association of American Medical Colleges ⓘ
surface form:
Borden Award in Nutrition
|
| countryOfCitizenship | United States of America ⓘ |
| dateOfBirth | 1901-05-27 ⓘ |
| dateOfDeath | 1962-07-27 ⓘ |
| doctoralAdvisor |
Edwin Broun
ⓘ
surface form:
Edwin Broun Fred
|
| educatedAt | University of Wisconsin–Madison ⓘ |
| employer | University of Wisconsin–Madison ⓘ |
| familyName | Elvehjem ⓘ |
| fieldOfWork |
biochemistry
ⓘ
nutrition ⓘ vitamin research ⓘ |
| givenName | Conrad ⓘ |
| hasAcademicDiscipline | nutrition science ⓘ |
| hasHeritage | Norwegian-American ⓘ |
| hasNameInLanguage |
Conrad Elvehjem
self-linksurface differs
ⓘ
surface form:
Conrad Arnold Elvehjem
|
| influenced | development of modern nutritional biochemistry ⓘ |
| knownFor |
contributions to nutritional science
ⓘ
identification of niacin as pellagra-preventing vitamin ⓘ research on pellagra ⓘ |
| memberOf |
American Chemical Society
ⓘ
American Society for Biochemistry and Molecular Biology ⓘ
surface form:
American Society of Biological Chemists
National Academy of Sciences ⓘ |
| nativeLanguage | English ⓘ |
| notableStudent | Hector F. DeLuca NERFINISHED ⓘ |
| notableWork |
demonstration that niacin cures black tongue in dogs
ⓘ
isolation of nicotinic acid as anti-pellagra factor ⓘ |
| occupation |
biochemist
ⓘ
university teacher ⓘ |
| placeOfBirth |
McFarland, Wisconsin
ⓘ
surface form:
McFarland, Wisconsin, United States of America
|
| placeOfBurial |
Forest Hill Cemetery, Madison, Wisconsin
ⓘ
surface form:
Forest Hill Cemetery, Madison, Wisconsin, United States of America
|
| placeOfDeath |
Madison, Wisconsin, United States
ⓘ
surface form:
Madison, Wisconsin, United States of America
|
| positionHeld |
president of the University of Wisconsin–Madison
ⓘ
professor of biochemistry ⓘ |
| sexOrGender | male ⓘ |
| studied |
niacin
ⓘ
nutritional deficiencies ⓘ pellagra ⓘ vitamins ⓘ |
| workLocation |
Department of Biochemistry, University of Wisconsin–Madison
ⓘ
Madison, Wisconsin, United States ⓘ
surface form:
Madison, Wisconsin, United States of America
|
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Conrad Elvehjem Description of subject: Conrad Elvehjem was an American biochemist best known for identifying niacin as the pellagra-preventing vitamin and for his contributions to nutritional science.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Conrad Arnold Elvehjem