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Mouse Monoclonal CFAB antibody. Suitable for ELISA, WB and reacts with Human samples. Cited in 1 publication. Immunogen corresponding to Native Full Length Protein corresponding to Human CFB.

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Publications

Key facts

Isotype
IgG1
Host species
Mouse
Storage buffer

pH: 7.4
Preservative: 0.097% Sodium azide
Constituents: 2.9% Sodium chloride, 0.0268% PBS

Form
Liquid
Clonality
Monoclonal

Immunogen

  • Native Full Length Protein corresponding to Human CFB. Database link P00751

Reactivity data

Select an application
Product promiseTestedExpectedPredictedNot recommended
ELISAWB
Human
Expected
Expected

Expected
Expected

Species
Human
Dilution info
Use at an assay dependent concentration.
Notes

-

Expected
Expected

Species
Human
Dilution info
Use at an assay dependent concentration.
Notes

-

Associated Products

Select an associated product type

7 products for Alternative Product

Target data

Function

Factor B which is part of the alternate pathway of the complement system is cleaved by factor D into 2 fragments: Ba and Bb. Bb, a serine protease, then combines with complement factor 3b to generate the C3 or C5 convertase. It has also been implicated in proliferation and differentiation of preactivated B-lymphocytes, rapid spreading of peripheral blood monocytes, stimulation of lymphocyte blastogenesis and lysis of erythrocytes. Ba inhibits the proliferation of preactivated B-lymphocytes.

Alternative names

Recommended products

Mouse Monoclonal CFAB antibody. Suitable for ELISA, WB and reacts with Human samples. Cited in 1 publication. Immunogen corresponding to Native Full Length Protein corresponding to Human CFB.

Key facts

Isotype
IgG1
Form
Liquid
Clonality
Monoclonal
Immunogen
  • Native Full Length Protein corresponding to Human CFB. Database link P00751
Clone number
9B8
Purification technique
Affinity purification Protein G
Specificity

ab17932 is specific for the Bb fragment of human factor B. In Western blotting, after SDS-PAGE, this antibody reacts with the Bb fragment of factor B in non-reduced form only. Antibody binding abolishes the formation of C3bBb complexes.

Light chain type
kappa
Concentration
Loading...

Storage

Shipped at conditions
Blue Ice
Appropriate short-term storage duration
1-2 weeks
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
-20°C
Storage information
Avoid freeze / thaw cycle

Notes

Abcam is leading the way to address reproducibility in scientific research with our highly validated recombinant monoclonal and recombinant multiclonal antibodies. Search & select one of Abcam's thousands of recombinant alternatives to eliminate batch-variability and unnecessary animal use.

If you do not find a host species to meet your needs, our catalogue and custom Chimeric range provides scientists the specificity of Abcam's RabMAbs in the species backbone of your choice. Remember to also review our range of edited cell lines, proteins and biochemicals relevant to your target that may help you further your research goals.

Abcam antibodies are extensively validated in a wide range of species and applications, so please check the reagent specifications meet your scientific needs before purchasing. If you have any questions or bespoke requirements, simply visit the Contact Us page to send us an inquiry or contact our Support Team ahead of purchase.

Supplementary info

This supplementary information is collated from multiple sources and compiled automatically.
Activity summary

Factor B also known as B-factor is a protein that plays an important role in the immune system specifically in the complement pathway. It is sometimes referred to as factor B complement and its gene identifier is often referenced as KY21 NNL or factor B 1001. Factor B has a molecular mass of approximately 93 kDa. It is mainly expressed in the liver but can also be found in blood plasma in its inactive form as part of the innate immune response.

Biological function summary

Factor B is involved in the alternative complement pathway which serves as a part of the body's defense mechanism. It participates in the formation of the C3 convertase together with factor D and properdin initiating a cascade that can lead to the opsonization and elimination of pathogens. Factor B undergoes cleavage by factor D which generates the Ba and Bb fragments with Bb functioning as a serine protease within the C3 convertase complex.

Pathways

Factor B contributes to the complement system interacting notably in the alternative and lectin pathways. In these pathways Factor B associates with proteins like complement component C3. The alternative pathway is activated on microbial surfaces independent of antibodies. The involvement of Factor B in these pathways illustrates its role in pathogen recognition and further highlights its cooperation with complement proteins such as C3 and properdin.

Associated diseases and disorders

Factor B has been associated with atypical hemolytic uremic syndrome (aHUS) a rare and serious disease affecting kidney function. Factor B involvement in aHUS links it to abnormal complement activation leading to a pathological condition. Additionally Factor B connects to age-related macular degeneration (AMD) a disorder where complement pathway genetic variations including those involving Factor B have shown associations. Understanding interactions with other complement components such as factor H helps to elucidate its role in these diseases.

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