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. 2005 Apr 13;102(17):6063–6067. doi: 10.1073/pnas.0500895102

Table 3. RBE of HZE nuclei induction of mutations in sperm, spermatids, and spermatogonia.

3.5 GeV[12C] 56 GeV[56Fe]
Sperm
DL 1.32 ± 0.13 1.49 ± 0.20
TM 1.69 ± 0.29 1.89 ± 0.20
Spermatids
DL 1.54 ± 0.10 2.00 ± 0.23
TM 2.1 ± 0.5 2.94 ± 0.47
Spermatogonia
DL 5.4 ± 1.0 6 ± 8
TM 1.0 ± 1.4 1.7 ± 1.2

Data are ± SD.