8.4 MeV Alpha-particles

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	8.4 MeV Alpha-particles
	Cyclotron-produced alpha-particles
	Kyoto University Cyclotron Laboratory																							□ Irradiation system
	Materials: Human peripheral blood lymphocytes																							□ Sample preparation
	Date: 1980.01.09
	Dose*	No. of	Aberrations										Distribution of cells with indicated number of aberration
	(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
	0.319	90	0	1	23	14	3	2	34	1	15	10	Dics	77	5	5	2	1
													D+R	73	6	3	4	2	2
													All	73	5	1	4	3	2		2
	0.536	50	0	1	15	8	4	5	28	3	5	5	Dics	40	5	3	2
													D+R	40	2	3	1	2	2
													All	40	1	3		2		1	3
	1.069	30	0	1	17	5	5	1	21	1	10	6	Dics	22	3		4	1
													D+R	19	5		1	4	1
													All	18	4	2	1	1	2	2
	1.601	70	0	4	57	18	6	15	82	16	30	17	Dics	50	2	5	5	4	2	2
													D+R	45	4	6	4	3	5			3
													All	44	4	2	4		4	4	3	2	1			1			1
	*) The dose has been calculated based on the stopping power of water, in which oxygen is the major target for alpha-particle. The dose could be 62.94% higher for the ICRU muscle.
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	Ref:	Sasaki M. S., Takatsuji, and Ejima, Y. (1998), Radiat. Res., 150:253-258.
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