colchicine ( 10 ( -6 ) m ) , a disrupter of microtubules , produces 49 % capped cells ( migration of fluorescein isothiocyanate-labeled concanavalin a ( fitc-cona ) to one end of the cell ) , but ethanol produces no capping , even at concentrations of 2000 mg/100 ml .
C1510674
a
C0007634
cells