in contrast , 2-chloro-10-3-aminopropyl phenothiazine ( cp ) , an inhibitor of the ca2+-dependent regulator protein calmodulin , causes an inhibition of [ 125i ] egf internalization and degradation in both the normal and transformed wi38 cell , and a marked inhibition of [ 125i ] egf binding to the cell surface receptor of the transformed cell but not the normal cell .
C0699040
cell surface
C0007634
normal cell