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. Author manuscript; available in PMC: 2019 Nov 5.
Published in final edited form as: Eur J Med Chem. 2018 Sep 21;159:217–242. doi: 10.1016/j.ejmech.2018.09.043

Table 4.

Cytotoxicity, CD98 down-regulation and vacuolation profiles of phosphate ester analogs

graphic file with name nihms-1508910-f0017.jpg

Comp. IC50 (μM) [95% CI] %CD98 down-regulation Vacuolation score

2.5 μM 10 μM 40 μM 2.5 μM 10 μM 40 μM
3 2.1 [2.0, 2.2] 42 66 n.d. ++ +++ n.d.
29 12.9 [11.9, 14.0] n.d. 3 -8 0 0 0
30 12.8 [11.7, 14.0] n.d. -9 0 0 0 0
31 25.0 [18.1, 34.4] n.d. 3 0 n.d. 0 0
32 25.3 [19.5, 32.9] n.d. 5 8 n.d. 0 0