Single HT-1080 cell, migrating towards a FCS gradient pointing from the right to the left side (higher concentration is on the left side). The image was acquired with an epi fluorescence mode using a 60× oil immersion objective (Nikon). Scale bar is 20 μm.
Zengel et al. BMC Cell Biology 2011 12:21 doi:10.1186/1471-2121-12-21