Fig. 7From: Magnetic Poly(N-isopropylacrylamide) Nanocomposites: Effect of Preparation Method on Antibacterial PropertiesLength of Escherichia coli cells (a) and area of cluster of Staphylococcus aureus cells (b) after 24-h incubation with PNIPAAm and (1) Fe3O4-PNIPAAm-1, (2) Fe3O4-PNIPAAm-2 and (3) Fe3O4-PNIPAAm-3. The error bars show SD determined from n = 50. Significance levels **P < 0.05 and ***P < 0.001Back to article page