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Factor XIa MeSH Descriptor Data 2024


MeSH Heading
Factor XIa
Tree Number(s)
D08.811.277.656.300.760.320
D08.811.277.656.959.350.320
D12.776.124.125.425.320
D23.119.425.320
Unique ID
D015945
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D015945
Annotation
/defic = FACTOR XI DEFICIENCY
Scope Note
Activated form of factor XI. In the intrinsic pathway, Factor XI is activated to XIa by factor XIIa in the presence of cofactor HMWK; (HIGH MOLECULAR WEIGHT KININOGEN). Factor XIa then activates factor IX to factor IXa in the presence of calcium.
Entry Term(s)
Activated Factor XI
Blood Coagulation Factor XI, Activated
Coagulation Factor XIa
Contact Activation Product
Factor 11A
Factor Eleven A
Factor XI, Activated
Registry Numbers
EC 3.4.21.27
Previous Indexing
Factor XI (1972-1989)
Serine Proteinases (1988-1989)
See Also
Coagulants
Public MeSH Note
90
History Note
90
Date Established
1990/01/01
Date of Entry
1989/09/06
Revision Date
2019/05/30
Factor XIa Preferred
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