Skip to main content

Medical Subject Headings (thesaurus)

Search from vocabulary

Concept information

Preferred term

Complement C1  

Type

  • mesh:Descriptor

Definition

  • The first complement component to act in the activation of CLASSICAL COMPLEMENT PATHWAY. It is a calcium-dependent trimolecular complex made up of three subcomponents: COMPLEMENT C1Q; COMPLEMENT C1R; and COMPLEMENT C1S at 1:2:2 ratios. When the intact C1 binds to at least two antibodies (involving C1q), C1r and C1s are sequentially activated, leading to subsequent steps in the cascade of COMPLEMENT ACTIVATION.

Entry terms

  • C1 Complement
  • Complement 1
  • Complement Component 1

Pharmacological Action(s)

In other languages

  • French

  • Composant C1 du complément
  • Facteur C1 du complément
  • Fraction C1 du complément

URI

http://data.loterre.fr/ark:/67375/JVR-C7BPKGCZ-K

Download this concept:

RDF/XML TURTLE JSON-LD Created 11/11/74, last modified 7/9/13