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Hemoglobin A2 MeSH Descriptor Data 2022


MeSH Heading
Hemoglobin A2
Tree Number(s)
D12.776.124.400.405.450
D12.776.422.316.762.380.450
Unique ID
D006443
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D006443
Annotation
/urine: coordinate with HEMOGLOBINURIA
Scope Note
An adult hemoglobin component normally present in hemolysates from human erythrocytes in concentrations of about 3%. The hemoglobin is composed of two alpha chains and two delta chains. The percentage of HbA2 varies in some hematologic disorders, but is about double in beta-thalassemia.
Entry Version
HBA2
Registry Number
9034-53-1
CAS Type 1 Name
Hemoglobin A2
Previous Indexing
Hemoglobin A (1977-1978)
Hemoglobins (1966-1976)
Public MeSH Note
91; was see under HEMOGLOBIN A 1979-90
History Note
91(79); was see under HEMOGLOBIN A 1979-90
Date Established
1991/01/01
Date of Entry
1978/05/18
Revision Date
2008/07/08
Hemoglobin A2 Preferred
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