1 Subjects: “...cancer, biomarkers, apoptosis, antimicrobial, metal nanoparticles, zeta potential...”

2 Subjects: “...zeta potential...”

3 Subjects: “...zeta potential...”

4 Subjects: “...zeta potential...”

5 Subjects: “...zeta potential...”

6 Subjects: “...zeta potential...”

7 Subjects: “...zeta potential...”

8 Subjects: “...zeta potential ratio...”

9 Subjects: “...Asymmetric zeta potential...”

10 Subjects: “...zeta potential...”

11 Subjects: “...zeta potential...”

12 Subjects: “...zeta-potential...”

13 Subjects: “...zeta potential...”

14 Subjects: “...zeta potential...”

15 Subjects: “...zeta potential...”

16 Subjects: “...zeta potential...”