Martha Cowles Chase
E852213
Martha Cowles Chase was an American geneticist best known for the Hershey–Chase experiment, which helped confirm DNA as the genetic material.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Martha Cowles Chase canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10288551 — 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: Martha Cowles Chase Context triple: [Martha Chase, birthName, Martha Cowles Chase]
-
A.
Mildred Frances Cowan
Mildred Frances Cowan was the mother of classic Hollywood film star Lana Turner.
-
B.
Lucile Salter Packard
Lucile Salter Packard was an American philanthropist and children’s health advocate whose legacy includes the founding of the Lucile Packard Children’s Hospital at Stanford.
-
C.
Ruth Sherman Tolman
Ruth Sherman Tolman was an American psychologist and intelligence officer known for her clinical work, advocacy for women in science, and service with the Office of Strategic Services during World War II.
-
D.
Frances H. Townes
Frances H. Townes was the wife of Nobel Prize–winning physicist Charles Hard Townes and a partner in his scientific and personal life, known for her support of his career and their shared involvement in academic and community activities.
-
E.
Alice Gerson Chase
Alice Gerson Chase was the wife of American painter William Merritt Chase and a frequent subject and muse in many of his domestic and portrait works.
- 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: Martha Cowles Chase Target entity description: Martha Cowles Chase was an American geneticist best known for the Hershey–Chase experiment, which helped confirm DNA as the genetic material.
-
A.
Mildred Frances Cowan
Mildred Frances Cowan was the mother of classic Hollywood film star Lana Turner.
-
B.
Lucile Salter Packard
Lucile Salter Packard was an American philanthropist and children’s health advocate whose legacy includes the founding of the Lucile Packard Children’s Hospital at Stanford.
-
C.
Ruth Sherman Tolman
Ruth Sherman Tolman was an American psychologist and intelligence officer known for her clinical work, advocacy for women in science, and service with the Office of Strategic Services during World War II.
-
D.
Frances H. Townes
Frances H. Townes was the wife of Nobel Prize–winning physicist Charles Hard Townes and a partner in his scientific and personal life, known for her support of his career and their shared involvement in academic and community activities.
-
E.
Alice Gerson Chase
Alice Gerson Chase was the wife of American painter William Merritt Chase and a frequent subject and muse in many of his domestic and portrait works.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
American scientist
ⓘ
geneticist ⓘ |
| academicDegree |
PhD in microbiology
ⓘ
bachelor's degree in biology ⓘ |
| birthDate | 1927-11-30 ⓘ |
| birthPlace | Cleveland, Ohio, United States NERFINISHED ⓘ |
| causeOfDeath | pneumonia ⓘ |
| coAuthorOf | Hershey–Chase experiment paper ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| deathDate | 2003-08-08 ⓘ |
| doctoralAdvisor | Jean Weigle NERFINISHED ⓘ |
| educatedAt |
College of Wooster
NERFINISHED
ⓘ
University of Southern California ⓘ |
| employer | Cold Spring Harbor Laboratory NERFINISHED ⓘ |
| era | 20th-century biology ⓘ |
| familyName | Chase NERFINISHED ⓘ |
| fieldOfWork |
genetics
ⓘ
molecular biology ⓘ |
| fullName | Martha Cowles Chase NERFINISHED ⓘ |
| gender | female ⓘ |
| givenName | Martha NERFINISHED ⓘ |
| hasEthnicity | European American ⓘ |
| hasNameIn | Hershey–Chase experiment NERFINISHED ⓘ |
| hasReferenceIn | history of molecular biology textbooks ⓘ |
| hasRole |
laboratory assistant
ⓘ
research scientist ⓘ |
| helpedDemonstrate | DNA is the genetic material ⓘ |
| influenced |
central dogma of molecular biology
ⓘ
molecular genetics ⓘ |
| knownFor | Hershey–Chase experiment NERFINISHED ⓘ |
| languageOfWorkOrName | English ⓘ |
| memberOf | scientific community at Cold Spring Harbor ⓘ |
| notableExperiment | Hershey–Chase blender experiment NERFINISHED ⓘ |
| notableStudentOrAssistantOf | Alfred Hershey NERFINISHED ⓘ |
| notableWork | “Independent functions of viral protein and nucleic acid in growth of bacteriophage” NERFINISHED ⓘ |
| occupation |
geneticist
ⓘ
microbiologist ⓘ |
| publicationYearOfNotableWork | 1952 ⓘ |
| researchSubject |
DNA as genetic material
ⓘ
bacteriophage T2 NERFINISHED ⓘ |
| residence | Cleveland, Ohio, United States NERFINISHED ⓘ |
| studied | Escherichia coli bacteriophage infection ⓘ |
| usedEquipment | Waring blender in bacteriophage experiments ⓘ |
| workedWith | Alfred Hershey NERFINISHED ⓘ |
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: Martha Cowles Chase Description of subject: Martha Cowles Chase was an American geneticist best known for the Hershey–Chase experiment, which helped confirm DNA as the genetic material.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.