SOURCE MATERIAL : Human Serum/Plasma.

BUFFER: Phosphate Buffered Saline (50 mM sodium Phosphate, 130 mM NaCl), pH 7.2

PROTEIN CONCENTRATION: 1.0 mg/mL.

PURITY: >95% by SDS-PAGE Non-reduced SDS-PAGE, C1s is a single protein band of 86,000 reduced SDS-PAGE, C1s has two protein subunits of 58,000 (heavy chain) and 28,000 (light chain) MW

FUNCTIONAL ACTIVITY: >95% of C1s will bind with excess C1-INH

IMMUNOCHEMISTRY: < trace amounts of IgG, IgA, IgM, albumin, C1r, C3, C4, or ceruloplasmin

Strong preciptin line forms with anti-C1s antiserum

PRESERVATIVE: None, filtered through a 0.22 m pore size filter

DISEASE STATE TESTING: Starting material is tested and found negative for HIV 1 and 2 antibodies, Hepatitis B surface antigen, HCV antibodies and HIV-1 antigen.

STORAGE: -70°C or Below. Avoid repeat Freeze/Thaw

FOR RESEARCH USE ONLY

NOT FOR HUMAN OR DRUG USE

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