- Concept UI
- M0004932
- Registry Numbers
- 80295-43-8
- Scope Note
- The larger fragment generated from the cleavage of COMPLEMENT C3 by C3 CONVERTASE. It is a constituent of the ALTERNATIVE PATHWAY C3 CONVERTASE (C3bBb), and COMPLEMENT C5 CONVERTASES in both the classical (C4b2a3b) and the alternative (C3bBb3b) pathway. C3b participates in IMMUNE ADHERENCE REACTION and enhances PHAGOCYTOSIS. It can be inactivated (iC3b) or cleaved by various proteases to yield fragments such as COMPLEMENT C3C; COMPLEMENT C3D; C3e; C3f; and C3g.
- Terms
-
Complement C3b
Preferred Term
Term UI
T623740
Date12/13/2004
LexicalTag
NON
ThesaurusID
NLM (2006)
-
Complement 3b
Term UI
T009285
Date01/01/1999
LexicalTag
NON
ThesaurusID
NLM (1978)
-
Complement Component 3b
Term UI
T623741
Date12/13/2004
LexicalTag
NON
ThesaurusID
NLM (2006)
-
C3b Complement
Term UI
T631384
Date02/23/2005
LexicalTag
NON
ThesaurusID
NLM (2006)