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The morphology of MSCs on different -OH/-CH3 mixed SAMs after 12 h of culture was examined by laser scanning confocal microscopy. Cells were fixed and stained for F-actin with AlexaFluor 488 phalloidin (green). Cell nuclei were counterstained with DAPI (blue). (a) -OH; (b) -OH/-CH3 (9/1 v); (c) -OH/-CH3 (7/3 v/v); (d) -OH/-CH3 (5/5 v/v); (e) OH/-CH3 (3/7 v/v); (f) -CH3.
