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. 2019 Oct 21;14:328. doi: 10.1186/s11671-019-3152-2

Fig. 2.

Fig. 2

The influence of GONs on hydroxyl radical production and cell survival fractions. a The dependence of hydroxyl radical production on the concentration of Gd after carbon ion irradiation. b–d The survival curve of GONs-pretreated A549 (b), NH1299 (c), and NH1650 (d) cells under carbon ion irradiation