Roger Y. Tsien
E241731
Roger Y. Tsien was an American biochemist and Nobel laureate renowned for his pioneering work on green fluorescent protein (GFP) and the development of fluorescent dyes for imaging cellular processes.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Roger Y. Tsien canonical | 5 |
| Roger Tsien | 1 |
| Roger Yonchien Tsien | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2172114 — 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: Roger Y. Tsien Context triple: [Richard Tsien, hasSibling, Roger Y. Tsien]
-
A.
Richard Tsien
Richard Tsien is a prominent American neuroscientist and biophysicist renowned for his pioneering work on the cellular and molecular mechanisms of synaptic transmission and plasticity.
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B.
K. Barry Sharpless
K. Barry Sharpless is an American chemist renowned for his pioneering work in asymmetric synthesis and for co-founding the field of click chemistry, achievements that earned him multiple Nobel Prizes in Chemistry.
-
C.
Frances Arnold
Frances Arnold is an American chemical engineer and Nobel laureate renowned for pioneering the directed evolution of enzymes, revolutionizing fields from green chemistry to biotechnology.
-
D.
Aziz Sancar
Aziz Sancar is a Turkish-American biochemist and molecular biologist who won the 2015 Nobel Prize in Chemistry for his pioneering work on DNA repair mechanisms.
-
E.
Albert Eschenmoser
Albert Eschenmoser is a Swiss organic chemist renowned for his pioneering work on the structure and synthesis of vitamin B12 and for fundamental contributions to the understanding of organic reaction mechanisms and prebiotic chemistry.
- 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: Roger Y. Tsien Target entity description: Roger Y. Tsien was an American biochemist and Nobel laureate renowned for his pioneering work on green fluorescent protein (GFP) and the development of fluorescent dyes for imaging cellular processes.
-
A.
Richard Tsien
Richard Tsien is a prominent American neuroscientist and biophysicist renowned for his pioneering work on the cellular and molecular mechanisms of synaptic transmission and plasticity.
-
B.
K. Barry Sharpless
K. Barry Sharpless is an American chemist renowned for his pioneering work in asymmetric synthesis and for co-founding the field of click chemistry, achievements that earned him multiple Nobel Prizes in Chemistry.
-
C.
Frances Arnold
Frances Arnold is an American chemical engineer and Nobel laureate renowned for pioneering the directed evolution of enzymes, revolutionizing fields from green chemistry to biotechnology.
-
D.
Aziz Sancar
Aziz Sancar is a Turkish-American biochemist and molecular biologist who won the 2015 Nobel Prize in Chemistry for his pioneering work on DNA repair mechanisms.
-
E.
Albert Eschenmoser
Albert Eschenmoser is a Swiss organic chemist renowned for his pioneering work on the structure and synthesis of vitamin B12 and for fundamental contributions to the understanding of organic reaction mechanisms and prebiotic chemistry.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
American scientist
ⓘ
Nobel laureate ⓘ biochemist ⓘ human ⓘ |
| awardReceived |
Gairdner Foundation International Award
ⓘ
Louisa Gross Horwitz Prize ⓘ Nobel Prize in Chemistry ⓘ Wolf Prize in Chemistry ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| dateOfBirth | 1952-02-01 ⓘ |
| dateOfDeath | 2016-08-24 ⓘ |
| degree |
AB in Chemistry from Harvard University
ⓘ
PhD in Physiology from the University of Cambridge ⓘ |
| doctoralAdvisor | Timothy R. R. Walsh ⓘ |
| educatedAt |
Harvard University
ⓘ
University of Cambridge ⓘ
linked to:
Cambridge University
|
| employer |
University of California system
ⓘ
University of California, San Diego ⓘ |
| ethnicOrigin | Chinese American ⓘ |
| familyName | Tsien ⓘ |
| fieldOfWork |
biochemistry
ⓘ
chemical biology ⓘ molecular biology ⓘ |
| fullName |
Roger Yonchien Tsien
ⓘ
linked to:
Roger Y. Tsien
|
| givenName | Roger ⓘ |
| knownFor |
calcium imaging
ⓘ
cellular imaging techniques ⓘ development of fluorescent dyes ⓘ genetically encoded fluorescent indicators ⓘ green fluorescent protein ⓘ multicolor fluorescent proteins ⓘ |
| memberOf |
American Academy of Arts and Sciences
ⓘ
National Academy of Sciences of the United States of America ⓘ
linked to:
National Academy of Sciences
|
| NobelPrizeCategory | Chemistry ⓘ |
| NobelPrizeMotivation | for the discovery and development of the green fluorescent protein, GFP ⓘ |
| NobelPrizeYear | 2008 ⓘ |
| notableStudent | Alice Y. Ting ⓘ |
| notableWork |
development of Fluo-3 calcium indicator
ⓘ
development of Fura-2 calcium indicator ⓘ development of Indo-1 calcium indicator ⓘ engineering of GFP variants ⓘ |
| placeOfBirth | New York City ⓘ |
| placeOfDeath | Eugene, Oregon ⓘ |
| positionHeld |
Professor of Chemistry and Biochemistry
ⓘ
Professor of Pharmacology ⓘ |
| researchInterest |
cell signaling
ⓘ
fluorescent proteins ⓘ molecular imaging ⓘ neurobiology ⓘ |
| sharedNobelPrizeWith |
Martin Chalfie
ⓘ
Osamu Shimomura ⓘ |
| workInstitution |
Howard Hughes Medical Institute
ⓘ
linked to:
Howard Hughes Medical Institute headquarters
|
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: Roger Y. Tsien Description of subject: Roger Y. Tsien was an American biochemist and Nobel laureate renowned for his pioneering work on green fluorescent protein (GFP) and the development of fluorescent dyes for imaging cellular processes.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.