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Cell adhesion to micro and nano patterned substrates. a- Fibronectin surface micropatterns influence cell shape and actin cytoskeleton organization of the cells [131] (Modified with permission). b- Nanopatterned regions and unpatterned aisles were used to differentially attach stem cells and osteosarcoma cells to the surfaces [112]. c- Hyaluronic acid, fibronectin and collagen micropatterns were used to study cocultures of hepatocytes and fibroblasts [132].
