Webster's Online Dictionary
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Specialty Expressions: FACTOR XIA

ExpressionsDomainDefinition
Factor XIaHealthActivated 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. (references)

Source: compiled by the editor from various references; see credits.

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