Figure 4

Tube formation induced by the extracts of 316L and 316L-Cu, respectively (A). Quantitation of the results by measuring the tube length (B) and branching points (C). **p < 0.01 compared with 316L.
Tube formation induced by the extracts of 316L and 316L-Cu, respectively (A). Quantitation of the results by measuring the tube length (B) and branching points (C). **p < 0.01 compared with 316L.