National Cancer Institute Thesaurus

Last uploaded: February 23, 2024
Preferred Name

Complement

Synonyms

Complement

Definitions

The complement system is a complex system of serum proteins that interact in a cascade. Many of the early components are serine proteases that activate each other sequentially. This complement system consists of three separate activation triggers: (1) Ab binding to a cell surface, (2) formation of immune complexes, and (3) a carbohydrate component of a microbe's cell membrane. Along with this triggers, there are also two sets of mechanisms. Both of these mechanisms, classical pathway and alternative or properdin pathway, make MAC (Membrane Attack Complex), which can lyse and destroy the cell.

ID

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C16459

code

C16459

DEFINITION

The complement system is a complex system of serum proteins that interact in a cascade. Many of the early components are serine proteases that activate each other sequentially. This complement system consists of three separate activation triggers: (1) Ab binding to a cell surface, (2) formation of immune complexes, and (3) a carbohydrate component of a microbe's cell membrane. Along with this triggers, there are also two sets of mechanisms. Both of these mechanisms, classical pathway and alternative or properdin pathway, make MAC (Membrane Attack Complex), which can lyse and destroy the cell.

FULL_SYN

Complement

label

Complement

Legacy Concept Name

Complement

Preferred_Name

Complement

prefixIRI

Thesaurus:C16459

Semantic_Type

Amino Acid, Peptide, or Protein

Immunologic Factor

UMLS_CUI

C0009498

subClassOf

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C16725

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