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Fig. 3 | Genes & Nutrition

Fig. 3

From: Zinc deficiency or excess within the physiological range increases genome instability and cytotoxicity, respectively, in human oral keratinocyte cells

Fig. 3

a Concentration of intracellular zinc in HOK cells treated with a ZnSO4 and b ZnC, at increasing concentrations of Zn. 0 μM represents cells grown in Zn-depleted medium. Groups not sharing the same letter are significantly different to each other (P values refer to One-way ANOVA analysis: P < 0.05). Results shown are mean ± standard error (n = 6). NM not measurable. b Level of viable cells in cultures treated with a ZnSO4 and b ZnC at increasing Zn concentration measured via MTT assay. Groups not sharing the same letter are significantly different to each other (P values refer to One-way ANOVA analysis: P < 0.05). Results shown are mean ± standard error (n = 6)

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