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. 2022 Jun 10;10(6):1378. doi: 10.3390/biomedicines10061378

Figure 4.

Figure 4

(a) Photographs of standard agar plates showing viable bacterial colonies for various controls and samples, without and with NIR light irradiation; (b) SEM images of bacteria treated with corresponding samples; (c) bacteria percentage left in the suspension after removing the catalysts; (d) percentage survival of bacteria treated with different controls and samples. Reprinted with permission from Ref. [51]. Copyright 2021 Elsevier.