Inducedamoeboidmigrationof HT-1080/MT1 cellsinthe presence of protease inhibitor cocktail ([a] low and[b] high magnification).The cell developssmall leading filopodia andamoeboidmorphology while squeezing through matrix gapsandprotruding.(a) The image size is78 x 86 �m andthe time frame is1 h, 57 min.(b) The image size is43 x 43 �m andthe time frame is60 min.