Fig. 6From: Magnetic Poly(N-isopropylacrylamide) Nanocomposites: Effect of Preparation Method on Antibacterial PropertiesPercentage of dead Escherichia coli (a) and Staphylococcus aureus (b) cells after 24-h exposure to PNIPAAm and (1) Fe3O4-PNIPAAm-1, (2) Fe3O4-PNIPAAm-2 and (3) Fe3O4-PNIPAAm-3. Error bars show SD of n = 3. Significance levels *P < 0.05, **P < 0.005, ***P < 0.001Back to article page