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. 2016 Nov 11;8(1):73–80. doi: 10.1039/c6md00385k

Table 2. Tumor growth inhibitory effects of small molecular compounds.

Target Compound Cancer type Cellular effects (IC50, nM) In vivo effects Ref.
MELK OTS167 Multiple DU4475 (2.3), T47D (4.3), 22Rv1 (6.0), A549 (6.7) In A549 xenograft, 10 mg kg–1 IV injection once a day for 14 days → 108% TGI on day 15; 10 mg kg–1 PO administration once a day for 14 days → 124% TGI on day 15 22
AML MV4-11 (7.9), THP-1 (15.6), KG1 (16.9), KOCL-48 (16.9), MOLM13 (17.5), KG1a (26.4), K562 (33.0), ML-2 (33.8), U937 (69.8) 24
Gastric cancer BGC823 (25), SGC7901 (25) In two MELK-positive PDX models, 15 mg kg–1 IV injection once every two days for 14 days → 106% and 112% TGI on day 15 28
SCLC H69 (0.8), H82 (1.7), H524 (1.9), DMS114 (2.1), SBC5 (2.8), SBC3 (4.3), H69AR (4.4), H2171 (4.7), H446 (6.2), H146 (7.9), DMS273 (8.4) 25
Kidney cancer Caki-1 (12.4), 769-P (20.1), 786-O (23.9), VMRC-RCW (25.5), Caki-2 (38.7) 26
TOPK OTS514 Multiple LU-99 (1.5), Daudi (3.7), MKN1 (4.6), HCT-116 (4.8), MIAPaca-2 (5.2), UM-UC-3 (5.7), MKN45 (6.1), DU4475 (6.4), A549 (6.5), 22Rv1 (8.0), T47D (8.4), HepG2 (8.5), MDA-MB-231 (14) In A549 xenograft, 5 mg kg–1 IV injection once a day for 14 days → 65% TGI on day 15; in LU-99 xenograft, 5 mg kg–1 IV injection once a day for 14 days → 104% TGI on day 15, but caused reduction of WBCs 34
AML KOCL-48 (7.1), MOLM13 (9.0), MV4-11 (10.7), ML-2 (17.9), U937 (19.2), THP-1 (23.5), KG1a (26.2), K562 (36.8), KG1 (48.7) In MV4-11 engrafted xenograft, 7.5 mg kg–1 IV injection once a day for 21 days → significantly elongated overall survival of mice (P < 0.001) 29
Kidney cancer VMRC-RCW (19.9), Caki-2 (20.1), 769-P (20.7), Caki-1 (27.8), 786-O (44.1) 26
Ovarian cancer CaOV3 (5.1), PA-1 (5.0), ES-2 (5.6), SKOV3 (6.3), OV90 (8.8), SW626 (9.4), OVCAR3 (12), A2780 (10), OVSAHO (13), RMG-I (15), OVTOKO (46) In ES-2 abdominal dissemination xenograft, 25 mg kg–1 PO administration once a day for 14 days → significantly elongated overall survival of mice (P < 0.001) 30
OTS964 Multiple LU-99 (7.6), HepG2 (19), Daudi (25), MIAPaca-2 (30), A549 (31), UM-UC-3 (32), HCT-116 (33), MKN1 (38), MKN45 (39), 22Rv1 (50), DU4475 (53), T47D (72), MDA-MB-231 (73) In LU-99 xenograft, 40 mg kg–1 IV injection of liposomal OTS964 five times for 14 days → 110% TGI on day 15, and complete regression of tumors in 5 of 6 mice by day 29; 100 mg kg–1 PO administration once a day for 14 days → 113% TGI on day 15, and complete regression of tumors in all 6 mice by day 29 34
TTK TTK-27f Multiple MKN45 (3.3), LU-99 (4.7), GSS (5.3), A549 (6.0), LU-116 (6.1), HCT15 (6.3), MIAPaca-2 (8.1), HL60 (9.1), HCT116 (9.4), PC-14 (9.8), NCI-H460 (10), HT29 (16), LC2/ad (17) In NCI-H460 xenograft, 10 mg kg–1 PO administration once a day for 14 days → 81% TGI on day 15, but caused body weight loss and 3 of 6 mice died on day 11 46