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Complement component C4a

Known as: Complement C4a [Chemical/Ingredient], Complement C4a, Complement, C4a 
The smaller fragment formed when complement C4 is cleaved by COMPLEMENT C1S. It is an anaphylatoxin that causes symptoms of immediate… 
National Institutes of Health

Related topics

Related topics

12 relations
C4A geneComplement C4a:MCnc:Pt:Plas:QnProcess of secretionagonists

Narrower (2)

Complement Component 4a Deficiencycomplement C4a, des-Arg

Broader (1)

Immunologic Factors

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2020
2020
Association between C4A rs201016130 and schizophrenia in a Han Chinese population.
2018
2018
Active site variants provide insight into the nature of conformational changes that accompany the cyclohexanone monooxygenase catalytic cycle.
2017
2017
Kinetic Mechanism of the Dechlorinating Flavin-dependent Monooxygenase HadA*
The accumulation of chlorophenols (CPs) in the environment, due to their wide use as agrochemicals, has become a serious… 
2013
2013
A Unique Recombination Event Resulting in a C 4 A * QO , C 4 B * QO Double Null Haplotype
The fourth component of complement (C4) is encoded by two closely linked genes (C4A and C4B) within the MHC. Null alleles at… 
2012
2012
A macrocyclic approach to tetracycline natural products. Investigation of transannular alkylations and Michael additions.
A new approach to the tetracycline core structure is presented. The pivotal intermediate is identified as macrocycle III. The two… 
2010
2010
Encapsulation of Ar(n) complexes by calix[4]arene: endo- vs. exo-complexes.
The structure of the calix[4]arene(C4A)-Ar(n) complexes has been investigated by laser induced fluorescence spectroscopy, mass… 
2010
2010
Investigation of the Electronic and Magnetic Properties of Electron Exchange: Exchange Coupled Donor-Bridge-Acceptor Biradicals and Novel Magnetic Behaviors of Bis(pyridyl) Cobalt Dioxolene Valence…
SCHMIDT, ROBERT DAVID. Investigation of the Electronic and Magnetic Properties of Electron Exchange: Exchange Coupled Donor… 
Review
2005
Review
2005
Diversity of the CYP21P-like gene in CYP21 deficiency.
More than 90% of cases of congenital adrenal hyperplasia (CAH) are caused by mutations of the CYP21 gene. The occurrence of… 
1994
1994
Lack of both spinal fluid oligoclonal bands and complement 4A protein in an MS patient
We report the case of a multiple sclerosis (MS) patient without oligoclonal bands (OCB) in three cerebrospinal fluid samples… 
1986
1986
Hypocomplementemia with low C1s-C1 inhibitor complex in systemic lupus erythematosus.
Ninety-three serum and plasma samples from 45 patients with systemic lupus erythematosus were analyzed for the complex formed by… 
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