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Fig. 4 | BMC Oral Health

Fig. 4

From: ZnO nanoparticles inhibit the activity of Porphyromonas gingivalis and Actinomyces naeslundii and promote the mineralization of the cementum

Fig. 4

Cell morphology changes after adding ZnONPs. a-o Morphological appearance of NIH3T3 cells under a microscope. a, f and k Control cells; (b-e, g-j and l-o) cells treated with ZnONPs at concentrations of 2.5, 5, 7.5 and 10 μg/mL for 12 h, 24 h and 48 h. a1-o1 show the morphological appearance of OCCM-30 cells under the microscope. ( a1, f1 and k1) Control cells; (b1-e1, g1-j1 and l1-o1) cells treated with ZnONPs at concentrations of 2.5, 5, 7.5 and 10 μg/mL for 12 h, 24 h and 48 h (original magnification: 400x)

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BMC Oral Health

ISSN: 1472-6831

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