however , reactivity of asialo gm1 , when measured by flow cytometry and complement-mediated cytotoxicity assay with anti-asialo gm1 antiserum , was only observed on ah13 and ah66f , and did not necessarily correspond to the concentration of asialo gm1 on the cells , indicating a cryptic or unreactive nature of glycosphingolipids with respect to their antibodies .
C0020960
antiserum
C0003241
antibodies