Fig. 9. TEM and SEM image of S. cerevisiae cells with (A) and (E) being the control (untreated) sample, (B) and (F) samples of S. cerevisiae after incubation in a suspension of 25 μg mL⁻¹ CuONPs for 6 h, (C) and (G) after incubation with 25 μg mL⁻¹ CuONPs/GLYMO and (D) and (H) after incubation with 25 μg mL⁻¹ CuONPs/GLYMO/4-HPBA.