Authors:
Koyama, J
Morita, I
Tagahara, K
Ogata, M
Mukainaka, T
Tokuda, H
Nishino, H
Citation: J. Koyama et al., Inhibitory effects of anthraquinones and bianthraquinones on Epstein-Barr virus activation, CANCER LETT, 170(1), 2001, pp. 15-18
Authors:
Koyama, J
Morita, I
Tagahara, K
Osakai, T
Hotta, H
Yang, MX
Mukainaka, T
Nishino, H
Tokuda, H
Citation: J. Koyama et al., Correlation with redox potentials and inhibitory effects on Epstein-Barr virus activation of azaanthraquinones, CHEM PHARM, 49(9), 2001, pp. 1214-1216
Authors:
Fukushima, M
Fukamiya, N
Okano, M
Nehira, T
Tagahara, K
Zhang, SX
Zhang, DC
Tachibana, Y
Bastow, KF
Lee, KH
Citation: M. Fukushima et al., Cytotoxicity of non-alkaloidal taxane diterpenes from Taxus chinensis against a paclitaxel-resistant cell line, CANCER LETT, 158(2), 2000, pp. 151-154
Citation: J. Koyama et al., Micellar electrokinetic chromatography (MEKC) separation of furanonaphthoquinones from Tabebuia impetiginosa, CHEM PHARM, 48(6), 2000, pp. 873-875
Authors:
Tamura, S
Fukamiya, N
Mou, XY
Mukainaka, T
Tokuda, H
Nishino, H
Tagahara, K
Koike, K
Lee, KH
Okano, M
Citation: S. Tamura et al., Conversion of quassinoids for enhancement of inhibitory effect against Epstein-Barr virus early antigen activation. Introduction of lipophilic side chain and esterification of diosphenol, CHEM PHARM, 48(6), 2000, pp. 876-878
Authors:
Koyama, J
Morita, I
Kino, A
Iwasa, K
Tagahara, K
Citation: J. Koyama et al., Enantiomeric separation by cyclodextrin modified capillary zone electrophoresis (CD-CZE) of quaternary tetrahydroprotoberberine alkaloids, CHEM PHARM, 48(11), 2000, pp. 1790-1792
Authors:
Koyama, J
Toyokuni, I
Kino, A
Tagahara, K
Citation: J. Koyama et al., Capillary electrophoresis of tetrahydroberberine alkaloids: Chiral separation by cyclodextrin-modified micellar electrokinetic chromatography, PHYTOCH AN, 10(4), 1999, pp. 175-180
Authors:
Hirai, KI
Koyama, J
Pan, JH
Simamura, E
Shimada, H
Yamori, T
Sato, S
Tagahara, K
Tsuruo, T
Citation: Ki. Hirai et al., Furanonaphthoquinone analogs possessing preferential antitumor activity compared to normal cells, CANCER DET, 23(6), 1999, pp. 539-550
Authors:
Rahman, S
Fukamiya, N
Tokuda, H
Nishino, H
Tagahara, K
Lee, KH
Okano, M
Citation: S. Rahman et al., Three new quassinoid derivatives and related compounds as antitumor promoters from Brucea javanica, B CHEM S J, 72(4), 1999, pp. 751-756
Citation: J. Koyama et al., Synthesis of 2-arylquinoline and 2-aryl-4-quinolone alkaloids via Diels-Alder reaction of 1,2,3-bellzotriazine with enamines, CHEM PHARM, 47(7), 1999, pp. 1038-1039