kell blood-group-active protein has been isolated by labeling red cell surface proteins with 125i , sensitizing intact cells with anti-k1 , anti-k2 , anti-k7 , or anti-k22 , solubilizing the cell membranes , isolating immune complexes , and separating their components by sodium dodecyl sulfate polyacrylamide gel electrophoresis ( sds-page ) .
C1721009
k1
C0007603
cell membranes