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. Author manuscript; available in PMC: 2008 Aug 1.
Published in final edited form as: Radiat Meas. 2007 Aug;42(6-7):1110–1113. doi: 10.1016/j.radmeas.2007.05.026

Fig. 3.

Fig. 3

EPR spectra of fingernails treated with dithiothreitol for 20 min after receiving different radiation doses. The spectrum of the sample irradiated with 1 Gy is clearly distinguishable from the unirradiated sample (0 Gy).