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Table 1 Dose levels and animal numbers used for the experiments

From: Fractionated carbon ion irradiations of the rat spinal cord: comparison of the relative biological effectiveness with predictions of the local effect model

Water-equivalent depth [mm]LET [keV/μm]Dose levels [Gy]Total number of animals
351637c, 38, 39, 40, 41, 45, 49b37
652130, 32, 34, 36, 38, 4030
803625.5, 28.5d, 31.5, 34.520
100a4521.67, 24.49, 26.38, 28.26, 30.14, 32.9730
1206614.5, 15.5, 16.5f, 17.5e, 18.5, 19.5, 20.5, 21.5, 22.5, 23.5, 24.555
1279915, 16, 17, 18e, 19, 2032
  controls5
  1. aExperiment was performed at GSI, Darmstadt
  2. bOne animal died due to unknown reasons
  3. cTwo animals died during irradiation narcosis
  4. dOne animal died during irradiation narcosis
  5. eOne animal had to be excluded due to the development of mammary carcinomas (199 d and 200 d, respectively)
  6. fTwo animals had to be excluded due to the development of mammary carcinomas (158 d and 257 d, respectively)