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You are here:Home » Antibodies » Antibodies-Coagulation Factors » Anti -Complement Factor B (CFB, BF, BFD, C3/C5 Convertase, CFAB, Glycine-rich beta Glycoprotein, GBG, FB, PBF2, Properdin Factor B)

Anti -Complement Factor B (CFB, BF, BFD, C3/C5 Convertase, CFAB, Glycine-rich beta
Glycoprotein, GBG, FB, PBF2, Properdin Factor B)


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Clone Host Grade Applications
Polyclonal Goat Serum E
Properdin factor B is a heat-labile serum protein active in the alternative complement
activation pathway. It is binding to the C3b component of complement. The protein has a molecular weight of 92000 and its mean concentration in human plasma is 200ug/ml.
Catalog #C7850-60L
ApplicationsSuitable for use in ELISA, Immunoelectrophoresis and Double Radial Immunodiffusion. Other applications not tested.
Recommended DilutionImmunoelectrophoresis: 120ul against 2ul human serum.
Double Radial Immunodiffusion: Use a rosette arrangement with 10ul in a 3mm diameter center well and 10ul in 3mm diameter peripheral wells.
Optimal dilutions to be determined by the researcher.
Storage and StabilityLyophilized powder may be stored at -20°C. Stable for 12 months at -20°C. Reconstitute with sterile ddH2O. Aliquot to avoid repeated freezing and thawing. Store at -20°C. Reconstituted product is stable for 12 months at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer. 
Clone TypePolyclonal
ConcentrationNot determined
FormSupplied as a lyophilized powder. Preservative free. Reconstitute with 1ml sterile ddH2O. Dilute further in PBS, pH 7.2.
ImmunogenHuman Properdin Factor B
SpecificityRecognizes human Properdin Factor B. In immunoelectrophoresis against human EDTA plasma a single precipitin line is obtained in the beta-2 region. Does not react with any other protein component of human serum or plasma. A weak reaction with mouse has been observed in
double radial immunodiffusion.
Important NoteThis product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.
Alternate namesAHUS4, EC=, FBI12, FLJ54899, H2-Bf

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