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  • KD/KO Validated

C4 Alpha Chain/C4b/C4d Polyclonal antibody

C4 Alpha Chain/C4b/C4d Polyclonal Antibody for WB, IP, IHC, ELISA

Host / Isotype

Rabbit / IgG

Reactivity

human, mouse

Applications

WB, IHC, IP, CoIP, ELISA

Conjugate

Unconjugated

Cat no : 22233-1-AP

Synonyms

Acidic complement C4, C4, C4A, C4A2, C4A3, C4A4, C4A6, C4S, CO4, Complement C4 A, CPAMD2, RG


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Tested Applications

Positive WB detected inL02 cells, human blood, mouse liver tissue
Positive IP detected inL02 cells
Positive IHC detected inhuman liver tissue
Note: suggested antigen retrieval with TE buffer pH 9.0; (*) Alternatively, antigen retrieval may be performed with citrate buffer pH 6.0

Recommended dilution

ApplicationDilution
Western Blot (WB)WB : 1:4000-1:40000
Immunoprecipitation (IP)IP : 0.5-4.0 ug for 1.0-3.0 mg of total protein lysate
Immunohistochemistry (IHC)IHC : 1:50-1:500
It is recommended that this reagent should be titrated in each testing system to obtain optimal results.
Sample-dependent, Check data in validation data gallery.

Product Information

22233-1-AP targets C4 Alpha Chain/C4b/C4d in WB, IHC, IP, CoIP, ELISA applications and shows reactivity with human, mouse samples.

Tested Reactivity human, mouse
Cited Reactivityhuman, mouse
Host / Isotype Rabbit / IgG
Class Polyclonal
Type Antibody
Immunogen C4 Alpha Chain/C4b/C4d fusion protein Ag17583 相同性解析による交差性が予測される生物種
Full Name complement component 4A (Rodgers blood group)
Calculated molecular weight 1744 aa, 193 kDa
Observed molecular weight 80-95 kDa, 200 kDa
GenBank accession numberBC063289
Gene symbol C4 Gamma Chain
Gene ID (NCBI) 720
RRIDAB_2879042
Conjugate Unconjugated
Form Liquid
Purification MethodAntigen affinity purification
Storage Buffer PBS with 0.02% sodium azide and 50% glycerol pH 7.3.
Storage ConditionsStore at -20°C. Stable for one year after shipment. Aliquoting is unnecessary for -20oC storage.

Background Information

Complement C4, a component of the classical complement pathway, has an important role in innate immune function. C4 protein is expressed as a single chain precursor which is proteolytically cleaved into a trimer of alpha, beta, and gamma chains (molecular wights 95, 78, and 31 kDa) prior to secretion. The alpha chain is cleaved to release C4 anaphylatoxin, an antimicrobial peptide and a mediator of local inflammation. This antibody raised against 1017-1336aa of human C4-A protein can recognize C4 precursor, C4 alpha chain, C4b, and C4d.

Protocols

Product Specific Protocols
WB protocol for C4 Alpha Chain/C4b/C4d antibody 22233-1-APDownload protocol
IHC protocol for C4 Alpha Chain/C4b/C4d antibody 22233-1-APDownload protocol
IP protocol for C4 Alpha Chain/C4b/C4d antibody 22233-1-APDownload protocol
Standard Protocols
Click here to view our Standard Protocols

Publications

SpeciesApplicationTitle

Brain

Extracellular vesicle biomarkers for complement dysfunction in schizophrenia

Authors - Ting Xue
mouseWB,CoIP

Free Radic Biol Med

Complement components regulates ferroptosis in CVB3 viral myocarditis by interatction with TFRC

Authors - Lu Yi
  • KD Validated
mouseIHC

Cell Biochem Funct

In silico analysis and verification of critical genes related to vascular calcification in multiple diseases

Authors - Shicheng Li
humanWB

Immunobiology

Inefficient and abortive classical complement pathway activation by the calcium inositol hexakisphosphate component of the Echinococcus granulosus laminated layer.

Authors - Anabella A Barrios
humanWB

Transplant Direct

Circulating Donor Heart Exosome Profiling Enables Noninvasive Detection of Antibody-mediated Rejection.

Authors - Robert W Hu
humanWB

bioRxiv

Granzyme K drives a newly-intentified pathway of complement activation

Authors - Carlos A Donado