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Complement C3-Depleted Serum, Human





storage condition

OK to freeze
avoid repeated freeze/thaw cycles


clear yellow

shipped in

dry ice

storage temp.


General description

Complement C3-depleted serum is a human serum that is depleted of complement component C3. It is prepared from serum that has been shown by certified tests to be negative for Hepatitis B surface antigen (HBsAg) and antibodies to hepatitis C virus (HCV), human immunodeficiency virus (HIV-I), and HIV-II.


Complement C3-Depleted Serum, Human has been used to study its effects on the α-secretase activity of umbilical cord blood serum (CBS).[1]


1 ml in Plastic ampoule
Please refer to vial label for lot-specific concentration.


Toxicity: Standard Handling (A)

Unit Definition

Classical Pathway Activity: One C3H50 unit measured by classical pathway activation is defined as the amount of C3 required to yield 50% lysis of 3 x 10⁷ EA when incubated in the presence of the recommended volume of C3-Dpl for 30 min at 37°C in a total reaction volume of 500 µl GVB++.

Physical form

In 150 mM NaCl, 50 mM sodium phosphate, pH 7.2.

Preparation Note

Prepared from serum that has been shown by certified tests to be negative for HBsAg and for antibodies to HCV, HIV-I, and HIV-II.


Following initial thaw, aliquot and freeze (-70°C).

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class Code

12 - Non Combustible Liquids



Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

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Certificate of Quality

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