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Complement C4a

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.
Also Known As:
C4a Complement; Complement 4a; Complement Component 4a; C4a, Complement; Complement, C4a; Component 4a, Complement
Networked: 31 relevant articles (0 outcomes, 2 trials/studies)

Bio-Agent Context: Research Results

Experts

1. Yu, C Yung: 2 articles (05/2012 - 08/2002)
2. Wu, Yee Ling: 2 articles (05/2012 - 01/2011)
3. Füst, George: 2 articles (01/2008 - 04/2007)
4. Prohászka, Zoltán: 2 articles (01/2008 - 04/2007)
5. Blaskó, Bernadett: 2 articles (01/2008 - 04/2007)
6. Sira, Mostafa M: 1 article (08/2013)
7. Ghoneim, Enas M: 1 article (08/2013)
8. El-Mashad, Ghada M: 1 article (08/2013)
9. Behairy, Behairy E: 1 article (08/2013)
10. Abd-Elghany, Ragab S: 1 article (08/2013)

Related Diseases

1. Hereditary Angioedemas
2. Breast Neoplasms (Breast Cancer)
3. Systemic Lupus Erythematosus (Libman-Sacks Disease)
4. Rheumatoid Arthritis
5. Infection

Related Drugs and Biologics

1. Exopeptidases (Exopeptidase)
2. Trypsin
3. Peptides
4. Fibrinogen (Factor I)
5. DNA (Deoxyribonucleic Acid)
6. Bradykinin
7. des-Arg(9)- bradykinin
8. HLA-A Antigens (HLA-A)
9. Steroid 21-Hydroxylase (21 Hydroxylase)
10. Complement Factor B (Factor B)