[1] . Yonezawa M,et al:J Radiat Res 17(2):111,1976.
[2] . Takeda A,et al: S J Radiat Res 21(1):76,1980.
[3] . Yonezawa M,et al: J Radiat Res 22(1):56,1981.
[4] . Yonezawa M,et al:J Radiat Res 18(1):34,1977.
[5] . Yonezawa M,et al:J Radiat Res 19(1):13,1978.
[6] . Katoh N,et al: J Radiat Res 20(1):26,1979,.
[7] . Brekhman Ⅱ,et al:Annual Review Pharmacol 9:419,1969.
[8] . CA 83:90931V,1975.
[9] . Walter AH,et al:Radiat Res 83(1):210,1980.
[10] . Hiai S,et al:Planta Medica(37):15,1979.
[11] . Yonezawa M,et al:J Radiat Res 20(1):27,1979.
[12] . Kaku T,et al: Arzneim-Forsch(Drug Res) 25(4):539,1975.
[13] . Oura H,et al:Chera Pharm Bull 20(5):980,1972.
[14] . Takeda A,et al:J Radiat Res 19(1):14,1978.
[15] . Katoh N,et al:J Radiat Res 19(1):14,1978.
[16] . Oura H,et al:J Biochem 77(5):1057,1975.
[17] . CA 69:105039X,1968.
[18] . Takagi K,et al:Japan J Pharmacol 22(3):339,1972.
[19] . A vakianl EV,et al:Planta Medica 36:43,1969.
[20] . CA 78:12314d,1973.
[21] . Shibata Y,et al:Chem Pharm Bull 24(11):2818,1976.
[22] . Nagasawa T,et al:Chem Pharm Bull 25(7):1665,1977.
[23] . Yamamoto,M et al:A rzneim-Forsch(Drug Res)27 (7):1040,1977.
[24] . CA 92:87872g,1980.
[25] . Katoh N,et al:J Radiat Res 22(1):56,1981.
[26] . Takeda A,et al:J Radiat Res 22(1):56,1981.
[27] . Takeda A,et al:J Radiat Res 20(1):27,1979.
[28] . Yahara S,et al:Chem Pharm Bull 27(1):88,1979.
[29] . CA 87:98205q,1977.