Fig. 1From: Invasive meningococcal disease in three siblings with hereditary deficiency of the 8th component of complement: evidence for the importance of an early diagnosis Upper panel. Levels of C8 antigen in serum from the three patients and their parents as well as in normal human serum (NHS). Lower panel. Sodium Dodecyl Sulphate-PolyAcrylamide Gel Electrophoresis (SDS-PAGE) and immunoblotting analysis of C8 in serum from the three patients and their parents as well as in NHS. The last lane on the right refers to molecular markers of known molecular weightBack to article page