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

Figure 4

The morphology of the (qz)₄NiPcs 4a–d samples prior to bacterial activities. TEM representative images of (a) 4a, (b) 4b, (c) 4c, and (d) 4d. The samples show the different morphological features for different samples. All scale bars are 100 nm.

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(b)

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