Jcovden
E854995
Jcovden is the brand name of Johnson & Johnson’s single-dose COVID-19 vaccine based on an adenovirus vector platform.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Jcovden canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10292395 — 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: Jcovden Context triple: [Ad26.COV2.S, brandName, Jcovden]
-
A.
Jedovnice
Jedovnice is a village in the South Moravian Region of the Czech Republic, known as a recreational center and gateway to the Moravian Karst area.
-
B.
Sjenica
Sjenica is a town in southwestern Serbia known for its harsh winters, high-altitude plateau setting, and production of the famous Sjenica cheese.
-
C.
Jauer
Jauer is a variety of the Romansh language spoken in parts of the Engadine valley in Switzerland, closely related to the Puter dialect.
-
D.
Jebe
Jebe was one of Genghis Khan’s most brilliant generals, renowned for his daring cavalry campaigns and key role in the early Mongol conquests across Central Asia and into Eastern Europe.
-
E.
Donoven
Donoven is an alternative spelling of the given name Donovan, which is of Irish origin and used as a masculine first name and surname.
- 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: Jcovden Target entity description: Jcovden is the brand name of Johnson & Johnson’s single-dose COVID-19 vaccine based on an adenovirus vector platform.
-
A.
Jedovnice
Jedovnice is a village in the South Moravian Region of the Czech Republic, known as a recreational center and gateway to the Moravian Karst area.
-
B.
Sjenica
Sjenica is a town in southwestern Serbia known for its harsh winters, high-altitude plateau setting, and production of the famous Sjenica cheese.
-
C.
Jauer
Jauer is a variety of the Romansh language spoken in parts of the Engadine valley in Switzerland, closely related to the Puter dialect.
-
D.
Jebe
Jebe was one of Genghis Khan’s most brilliant generals, renowned for his daring cavalry campaigns and key role in the early Mongol conquests across Central Asia and into Eastern Europe.
-
E.
Donoven
Donoven is an alternative spelling of the given name Donovan, which is of Irish origin and used as a masculine first name and surname.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
COVID-19 vaccine
ⓘ
pharmaceutical product ⓘ vaccine ⓘ |
| administeredAs | 0.5 mL intramuscular dose ⓘ |
| authorizationType |
Emergency Use Authorization in the United States
ⓘ
conditional marketing authorization in the European Union ⓘ |
| belongsToCompany | Johnson & Johnson ⓘ |
| belongsToTherapeuticArea |
infectious disease
ⓘ
vaccinology ⓘ |
| brandNameOf | Ad26.COV2.S ⓘ |
| containsGeneticMaterialFor | SARS-CoV-2 spike glycoprotein ⓘ |
| developedBy |
Janssen Pharmaceuticals
ⓘ
Janssen Vaccines ⓘ
linked to:
Janssen Pharmaceuticals
Johnson & Johnson ⓘ |
| developedDuring | COVID-19 pandemic ⓘ |
| doseRegimen | single-dose primary vaccination ⓘ |
| hasActiveSubstance | recombinant, replication-incompetent human adenovirus type 26 vector encoding the SARS-CoV-2 spike protein ⓘ |
| hasAdverseEffects |
fatigue
ⓘ
fever ⓘ headache ⓘ injection site pain ⓘ myalgia ⓘ |
| hasAlternativeName |
Ad26.COV2.S
ⓘ
Johnson & Johnson COVID-19 Vaccine ⓘ
linked to:
Janssen COVID-19 Vaccine
|
| hasATCCode | J07BX03 ⓘ |
| hasCommonName | Janssen COVID-19 Vaccine ⓘ |
| hasManufacturer |
Janssen Pharmaceuticals
ⓘ
Johnson & Johnson ⓘ |
| hasRegulatoryStatus |
received Emergency Use Authorization from the U.S. Food and Drug Administration
ⓘ
received conditional marketing authorization from the European Medicines Agency ⓘ |
| hasSeriousAdverseEffects |
Guillain–Barré syndrome
ⓘ
anaphylaxis ⓘ thrombosis with thrombocytopenia syndrome ⓘ |
| indicatedFor | prevention of COVID-19 ⓘ |
| indicatedPopulation | adults ⓘ |
| injectionSite | deltoid muscle of the upper arm ⓘ |
| ismRNA | false ⓘ |
| isPartOf | global COVID-19 vaccination campaigns ⓘ |
| isSingleDose | true ⓘ |
| pharmaceuticalForm | suspension for injection ⓘ |
| regulatoryLabelIncludesWarningFor |
Guillain–Barré syndrome
ⓘ
thrombosis with thrombocytopenia syndrome ⓘ |
| routeOfAdministration | intramuscular injection ⓘ |
| storageTemperature | refrigerated conditions (2–8 °C) ⓘ |
| targetsDisease |
COVID-19
ⓘ
linked to:
COVID-19 pandemic
|
| targetsVirus | SARS-CoV-2 ⓘ |
| vaccinePlatform |
adenoviral vector vaccine
ⓘ
viral vector vaccine ⓘ |
| vectorType |
human adenovirus serotype 26
ⓘ
linked to:
human adenovirus serotype 26 (Ad26)
|
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: Jcovden Description of subject: Jcovden is the brand name of Johnson & Johnson’s single-dose COVID-19 vaccine based on an adenovirus vector platform.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.