Syncrotron Orbit-produced Monoenergetic Ultra-soft X-rays (9) 

           Enhancement of chromosome aberrations by Auger effect or else
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[9-1] Experiment on the Br K-shell absorption edge □ Experimental facility
On peak energy: 13.79 keV (λ=0.09 nm)
Materials: Humanperipheral blood lympnphocytes (in the presence of 0.1 M BrdU) □ Br(35) K-edge experiment
Date: 1986.02.27.
Dose No. of Aberrations Distribution of cells with indicated number of aberrations
(Gy) cells Tet Tri Dic Rc Ra aM F del S del Aber 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
0.331 160 0 0 14 8 3 4 21 2 9 6 Dics 147 12 1
D+R 137 21 2
Del 152 8
All 126 31 3
0.660 173 0 1 46 15 3 5 63 4 22 18 Dics 129 40 4
D+R 116 48 9
Del 152 20 1
All 99 56 17 1
0.819 200 0 0 94 21 12 23 109 12 45 27 Dics 123 62 14 1
D+R 104 70 23 2 1
Del 166 29 5
All 79 73 32 14 1 1
1.364 200 0 1 193 40 16 21 239 18 60 48 Dics 71 81 33 12 3
D+R 50 81 44 18 7
Del 145 46 7 2
All 30 71 52 30 14 1 2
1.610 150 0 6 161 41 6 26 215 20 74 60 Dics 41 63 31 12 3
D+R 30 55 40 19 3 2 1
Del 92 40 14 4
All 18 34 43 30 12 10 3
1.810 163 0 9 201 51 16 41 267 31 92 63 Dics 48 54 37 14 4 4 1 1
D+R 31 50 41 23 12 3 1 2
Del 97 46 14 4 2
All 14 35 44 28 20 11 5 2 3 1
2.697 130 0 11 261 55 15 57 326 28 109 74 Dics 11 37 37 26 9 5 3 1 1
D+R 8 23 35 26 21 9 5 1 2
Del 63 41 18 7 1
All 2 16 22 22 27 9 11 9 6 5 1
2.763 100 0 13 208 34 21 39 247 11 116 89 Dics 6 25 31 16 14 6 1 1
D+R 3 14 30 24 10 13 4 2
Del 45 28 16 7 3 1
All 2 8 12 18 17 17 10 6 6 2 1 1
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[9-2] Experiment on the Br K-shell absorption edge
Off peak energy: 12.40 keV (λ=0.10 nm)
Materials: Humanperipheral blood lympnphocytes (in the presence of 0.1 M BrdU)
Date: 1986.02.27.
Dose No. of Aberrations Distribution of cells with indicated number of aberrations
(Gy) cells Tet Tri Dic Rc Ra aM F del S del Aber 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
0.453 200 0 0 32 10 2 3 43 2 6 6 Dics 170 28 2
D+R 160 36 4
Del 192 8
All 152 41 7
0.964 130 0 0 57 9 1 10 71 11 31 25 Dics 84 3 36 9 1
D+R 79 36 14 1
Del 94 36
All 53 46 26 5
0.904 200 0 2 91 23 4 8 115 8 32 21 Dics 120 65 15
D+R 104 74 18 4
Del 174 23 3
All 87 78 25 9 1
1.351 115 0 1 77 20 8 19 104 10 35 31 Dics 60 36 14 5
D+R 50 35 21 6 3
Del 82 27 4 2
All 34 32 27 10 9 3
1.917 160 0 4 177 40 8 23 217 24 97 68 Dics 49 60 31 17 3
D+R 34 61 34 23 5 3
Del 93 48 15 2 2
All 20 43 41 27 11 13 4
2.677 130 0 6 199 64 4 43 293 39 112 95 Dics 20 52 26 21 9 1 1
D+R 9 38 34 30 13 2 4
Del 52 42 20 13 2 1
All 3 9 28 29 28 17 10 2 3
2.851 50 0 5 82 13 3 22 99 8 47 34 Dics 10 9 17 9 3 2
D+R 8 8 13 12 7 2
Del 21 21 5 1 2
All 5 2 9 10 9 8 4 2 1
[9-3] Experiment on the Br K-shell absorption edge
On peak energy: 13.79 keV (λ=0.09 nm)
Materials: Humanperipheral blood lympnphocytes (in the presence of 0.1 M Thymidine)
Date: 1986.02.27.
Dose No. of Aberrations Distribution of cells with indicated number of aberrations
(Gy) cells Tet Tri Dic Rc Ra aM F del S del Aber 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
0.410 200 0 0 15 0 0 1 16 1 4 4 Dics 185 15
D+R 185 15
Del 195 5
All 182 16 1 1
0.820 200 0 0 53 6 3 7 62 7 22 19 Dics 149 49 2
D+R 141 56 3
Del 178 18 4
All 131 47 19 2 1
1.218 100 0 0 48 5 2 10 57 9 20 16 Dics 60 33 6 1
D+R 55 36 8 1
Del 77 21 2
All 41 35 20 1 3
1.617 31 0 0 26 5 0 3 33 2 7 7 Dics 13 11 6 1
D+R 10 13 6 2
Del 22 9
All 8 9 8 6
2.787 25 0 0 37 6 0 14 42 2 14 12 Dics 6 8 7 1 3
D+R 5 6 9 2 2 1
Del 14 8 3
All 1 5 5 7 3 2 1 1
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