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. 2013 May 14;54(6):989–997. doi: 10.1093/jrr/rrt031

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© The Author 2013. Published by Oxford University Press on behalf of The Japan Radiation Research Society and Japanese Society for Therapeutic Radiology and Oncology.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/3.0/), which permits unrestricted reuse, distribution, and reproduction in any medium, provided the original work is properly cited.

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Fig. 1. — Survival fractions of confluent normal AG01522 fibroblasts irradiated with X-rays or heavy ions [1]. The closed circle shows the survival of cells subcultured immediately after irradiation (IP). The open circle shows that of cells allowed to repair for 12 h and then subcultured (DP).