Middlebrook 7H11 agar
E929612
Middlebrook 7H11 agar is an enriched solid culture medium used primarily for the isolation and growth of mycobacteria, including Mycobacterium tuberculosis, from clinical specimens.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Middlebrook 7H11 agar canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T11466700 — 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: Middlebrook 7H11 agar Context triple: [Middlebrook 7H10 agar, comparedWith, Middlebrook 7H11 agar]
-
A.
Middlebrook 7H10 agar
Middlebrook 7H10 agar is a defined solid growth medium commonly used in microbiology laboratories for the isolation and cultivation of Mycobacterium species, particularly Mycobacterium tuberculosis.
-
B.
Middlebrook 7H9 broth
Middlebrook 7H9 broth is a nutrient-rich liquid growth medium commonly used for the laboratory cultivation and study of mycobacteria, including Mycobacterium tuberculosis.
-
C.
Lowenstein–Jensen medium
Lowenstein–Jensen medium is a specialized egg-based solid growth medium used primarily for the isolation and cultivation of Mycobacterium species, especially Mycobacterium tuberculosis, in clinical microbiology.
-
D.
Difco
Difco is a well-known microbiology brand that produces and supplies a wide range of culture media and related laboratory products.
-
E.
BHI
BHI is the National Rail station code for Birmingham International railway station, which serves Birmingham Airport and the National Exhibition Centre in England.
- 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: Middlebrook 7H11 agar Target entity description: Middlebrook 7H11 agar is an enriched solid culture medium used primarily for the isolation and growth of mycobacteria, including Mycobacterium tuberculosis, from clinical specimens.
-
A.
Middlebrook 7H10 agar
Middlebrook 7H10 agar is a defined solid growth medium commonly used in microbiology laboratories for the isolation and cultivation of Mycobacterium species, particularly Mycobacterium tuberculosis.
-
B.
Middlebrook 7H9 broth
Middlebrook 7H9 broth is a nutrient-rich liquid growth medium commonly used for the laboratory cultivation and study of mycobacteria, including Mycobacterium tuberculosis.
-
C.
Lowenstein–Jensen medium
Lowenstein–Jensen medium is a specialized egg-based solid growth medium used primarily for the isolation and cultivation of Mycobacterium species, especially Mycobacterium tuberculosis, in clinical microbiology.
-
D.
Difco
Difco is a well-known microbiology brand that produces and supplies a wide range of culture media and related laboratory products.
-
E.
BHI
BHI is the National Rail station code for Birmingham International railway station, which serves Birmingham Airport and the National Exhibition Centre in England.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
culture medium
ⓘ
enriched culture medium ⓘ selective medium ⓘ solid culture medium ⓘ |
| allowsObservationOf | colony morphology of mycobacteria ⓘ |
| belongsTo | Middlebrook media family ⓘ |
| contains |
agar
ⓘ
casein hydrolysate ⓘ phosphate buffer ⓘ salts ⓘ |
| developedFor | enhanced recovery of fastidious mycobacteria ⓘ |
| differsFrom | Middlebrook 7H10 agar NERFINISHED ⓘ |
| hasAdditionalComponentComparedTo 7H10 | casein hydrolysate ⓘ |
| hasAdvantage |
better recovery of some clinical isolates compared with 7H10
ⓘ
shorter time to visible colonies compared with egg-based media ⓘ |
| hasBase | Middlebrook 7H10 agar NERFINISHED ⓘ |
| hasForm | solid ⓘ |
| incubationAtmosphere | aerobic ⓘ |
| incubationTemperature | 35–37 °C ⓘ |
| isEnrichedWith |
albumin
ⓘ
catalase ⓘ dextrose ⓘ oleic acid ⓘ |
| isStandardizedBy | clinical microbiology guidelines for tuberculosis culture ⓘ |
| mayBeSupplementedWith |
amphotericin B
ⓘ
antibiotics ⓘ carbenicillin ⓘ polymyxin B ⓘ trimethoprim ⓘ |
| namedAfter | George Middlebrook NERFINISHED ⓘ |
| optimizedFor | slow-growing mycobacteria ⓘ |
| selectiveAgainst |
contaminating bacteria
ⓘ
fungal contaminants ⓘ |
| supportsGrowthOf |
Mycobacterium tuberculosis complex
NERFINISHED
ⓘ
nontuberculous mycobacteria ⓘ |
| typicalIncubationTimeForM.tuberculosis | up to 6–8 weeks GENERATED ⓘ |
| usedAlongWith |
Lowenstein–Jensen medium
NERFINISHED
ⓘ
Middlebrook 7H10 agar NERFINISHED ⓘ |
| usedFor |
cultivation of mycobacteria from clinical specimens
ⓘ
drug susceptibility testing of Mycobacterium tuberculosis ⓘ isolation of Mycobacterium tuberculosis ⓘ isolation of mycobacteria ⓘ primary isolation of Mycobacterium tuberculosis from sputum ⓘ |
| usedIn |
clinical microbiology laboratories
ⓘ
public health laboratories ⓘ research on mycobacterial physiology ⓘ tuberculosis diagnostic workflows ⓘ |
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: Middlebrook 7H11 agar Description of subject: Middlebrook 7H11 agar is an enriched solid culture medium used primarily for the isolation and growth of mycobacteria, including Mycobacterium tuberculosis, from clinical specimens.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.