Figure 4.

Immunostaining showing distribution of vinculin (green) and actin filaments (red) in macrophages and foam cells. Macrophages and foam cells were seeded on flat, 10-, 50-, 100-, and 200-nm nanodot arrays for 3 days, and their morphology was observed by confocal microscopy. Scale bar = 25 μm.

Mohiuddin et al. Nanoscale Research Letters 2012 7:394   doi:10.1186/1556-276X-7-394
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