Synthesis of an Activatable Tetra-Substituted Nickel Phthalocyanines-4(3H)-quinazolinone Conjugate and Its Antibacterial Activity

Figure 6

Antibacterial activity of compounds 4b (a, b) and 4c (c, d) against E. coli at 8 mg/ml. (a) and (c) are shown at lower magnification and (b) and (d) at higher magnification.