human erythrocytes sensitized with an agglutinating dose of either sheep anti-human erythrocyte antiserum , igm , slow or fast gamma-globulin antibody are haemolysed by foetal lamb or sheep serum complement ( c ) in the presence of ethyleneglycoltetraacetic acid ( egta ) or mg2+-egta but not ethylenediaminetetraacetic acid ( edta ) or triethylenetetraminehexaacetic acid ( ttha ) .
C0229671
serum
C0009498
complement