Figure 3.
Effects of different doses of either Ni2+ or Cu2+ on GSH levels in U937 cells after incubation at 37°C for 24 hours. For statistical significance denoted by dots or asterisks and definitions of the x-axis labels, see legend to Figure 1.
Effects of different doses of either Ni2+ or Cu2+ on GSH levels in U937 cells after incubation at 37°C for 24 hours. For statistical significance denoted by dots or asterisks and definitions of the x-axis labels, see legend to Figure 1.