ABO blood group system
E174349
The ABO blood group system is the primary human blood classification method based on the presence or absence of specific antigens on red blood cells, crucial for safe blood transfusions and organ transplantation.
All labels observed (4)
| Label | Occurrences |
|---|---|
| ABO blood group system canonical | 1 |
| ABO gene | 1 |
| Blood Type O | 1 |
| H antigen | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1526308 — 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: ABO blood group system Context triple: [Homo sapiens, hasBloodTypeSystem, ABO blood group system]
-
A.
Blood Bank
"Blood Bank" is a 2009 EP by American indie folk project Bon Iver, noted for its atmospheric sound and exploration of themes of love, loss, and memory.
-
B.
Behring
Behring is a German surname most notably associated with Emil Adolf von Behring, the pioneering physiologist and first Nobel laureate in Physiology or Medicine for his work on serum therapy.
-
C.
NHS Blood and Transplant
NHS Blood and Transplant is a UK special health authority responsible for providing a safe and reliable supply of blood, organs, and associated services to the National Health Service.
-
D.
Leigh-Mallory
Leigh-Mallory is the surname of a prominent British military family, most notably borne by Air Chief Marshal Trafford Leigh-Mallory, a senior Royal Air Force commander during the Second World War.
-
E.
Hipple
Hipple is the birth surname of American film and television actor Hugh Marlowe.
- 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: ABO blood group system Target entity description: The ABO blood group system is the primary human blood classification method based on the presence or absence of specific antigens on red blood cells, crucial for safe blood transfusions and organ transplantation.
-
A.
Blood Bank
"Blood Bank" is a 2009 EP by American indie folk project Bon Iver, noted for its atmospheric sound and exploration of themes of love, loss, and memory.
-
B.
Behring
Behring is a German surname most notably associated with Emil Adolf von Behring, the pioneering physiologist and first Nobel laureate in Physiology or Medicine for his work on serum therapy.
-
C.
NHS Blood and Transplant
NHS Blood and Transplant is a UK special health authority responsible for providing a safe and reliable supply of blood, organs, and associated services to the National Health Service.
-
D.
Leigh-Mallory
Leigh-Mallory is the surname of a prominent British military family, most notably borne by Air Chief Marshal Trafford Leigh-Mallory, a senior Royal Air Force commander during the Second World War.
-
E.
Hipple
Hipple is the birth surname of American film and television actor Hugh Marlowe.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
blood group system
ⓘ
human blood classification system ⓘ |
| ABTypeCharacteristic | presence of both A and B antigens ⓘ |
| antibodyClass | mainly IgM in plasma ⓘ |
| antigenBiochemicalNature | carbohydrate structure ⓘ |
| antigenPrecursor | H substance ⓘ |
| antigensExpressedOn |
endothelial cells
ⓘ
epithelial cells ⓘ platelets ⓘ red blood cells ⓘ secretions (in secretors) ⓘ |
| ATypeCharacteristic | presence of A antigen ⓘ |
| basedOnAntibody |
anti-A antibody
ⓘ
anti-B antibody ⓘ |
| basedOnAntigen |
A antigen
ⓘ
B antigen ⓘ H antigen ⓘ
linked to:
ABO blood group system
|
| BTypeCharacteristic | presence of B antigen ⓘ |
| chromosomalLocation | chromosome 9q34 ⓘ |
| clinicalSignificance |
hemolytic disease of the fetus and newborn (less common than Rh)
ⓘ
hemolytic transfusion reactions ⓘ organ transplant rejection risk ⓘ |
| determines | ABO blood type ⓘ |
| discoveredBy | Karl Landsteiner ⓘ |
| discoveryYear | 1900 ⓘ |
| hasAllele |
IA
ⓘ
IB ⓘ i ⓘ |
| hasBloodGroup |
A
ⓘ
AB ⓘ B ⓘ O ⓘ |
| hasGeneticLocus |
ABO gene
ⓘ
linked to:
ABO blood group system
|
| hasPhenotypeFrequencyVariation | varies by population and ethnicity ⓘ |
| hasSubgroup |
A1
ⓘ
A2 ⓘ |
| hasUniversalDonorType | O negative (for red cells, considering Rh system) ⓘ |
| hasUniversalRecipientType | AB positive (for red cells, considering Rh system) ⓘ |
| inheritancePattern | autosomal codominant ⓘ |
| ISBTNumber | 001 ⓘ |
| namedAfter | A and B antigens ⓘ |
| OTypeCharacteristic | absence of A and B antigens ⓘ |
| partOf | human immunohematology ⓘ |
| relatedTo | Rh blood group system ⓘ |
| standardizedBy | International Society of Blood Transfusion ⓘ |
| testingMethod |
forward typing (cell grouping)
ⓘ
reverse typing (serum grouping) ⓘ |
| usedFor |
blood transfusion compatibility
ⓘ
organ transplantation compatibility ⓘ tissue typing ⓘ |
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: ABO blood group system Description of subject: The ABO blood group system is the primary human blood classification method based on the presence or absence of specific antigens on red blood cells, crucial for safe blood transfusions and organ transplantation.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: ABO blood group system
linked to: ABO blood group system
linked to: ABO blood group system