- Concept UI
- M0024379
- Registry Numbers
- 80295-49-4
- Scope Note
- The smaller fragment formed when complement C4 is cleaved by COMPLEMENT C1S. It is an anaphylatoxin that causes symptoms of immediate hypersensitivity (HYPERSENSITIVITY, IMMEDIATE) but its activity is weaker than that of COMPLEMENT C3A or COMPLEMENT C5A.
- Terms
-
Complement C4a
Preferred Term
Term UI
T622686
Date12/08/2004
LexicalTag
NON
ThesaurusID
NLM (2006)
-
Complement Component 4a
Term UI
T622687
Date12/08/2004
LexicalTag
NON
ThesaurusID
NLM (2006)
-
C4a Complement
Term UI
T631379
Date02/23/2005
LexicalTag
NON
ThesaurusID
NLM (2006)
-
Complement 4a
Term UI
T047280
Date01/01/1999
LexicalTag
NON
ThesaurusID
NLM (1990)