Table 1.
In vitro inhibition of molecules against HDAC1, HDAC3, and HDAC6.
Comp. | IC50 a (μM) ± SD | |||
---|---|---|---|---|
HDAC1 | HDAC3 | HDAC6 | ||
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9a | n = 5, X = CH2 | 2.31 ± 0.46 | 2.20 ± 0.29 | 1.98 ± 0.69 |
9b | n = 6, X = CH2 | 0.38 ± 0.14 | 0.47 ± 0.01 | 1.46 ± 1.02 |
9c | n = 7, X = CH2 | 1.13 ± 0.03 | 1.06 ± 0.20 | 3.67 ± 1.02 |
9d | n = 8, X = CH2 | 0.72 ± 0.18 | 0.75 ± 0.06 | 2.94 ± 0.62 |
9e | n = 6, X = CO | 2.70 ± 0.36 | 0.33 ± 0.01 | 0.42 ± 0.18 |
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15a | n = 5, X = CH2 | 0. 28 ± 0.02 | 0.27 ± 0.04 | 5.96 ± 1.43 |
15b | n = 6, X = CH2 | 0.57 ± 0.04 | 0.58 ± 0.04 | 1.67 ± 0.41 |
15c | n = 8, X = CH2 | 0.82 ± 0.06 | 0.96 ± 0.13 | 3.09 ± 0.54 |
15d | n = 5, X = CO | 0.44 ± 0.10 | 0.22 ± 0.02 | 5.28 ± 1.42 |
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21a | X = CH2 | 1.60 ± 0.54 | 0.56 ± 0.02 | >20 |
21b | X = CO | 1.20 ± 0.44 | 0.28 ± 0.04 | >20 |
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23a | X = CH2 | 8.32 ± 2.10 | 0.65 ± 0.03 | 0.38 ± 0.10 |
23b | X = CO | 2.23 ± 0.30 | 0.76 ± 0.10 | >20 |
SAHA b | 0.24 ± 0.04 | 0.14 ± 0.02 | 0.20 ± 0.02 |
a Data are the mean ± SD value of three independent determinations. b Positive control.