Table 1 Sagopilone, epothilone B and paclitaxel EC50 values (nM) in TUBB3 or TUBB silenced A549, A549EpoB40 and MCF7 cells

From: Altered TUBB3 expression contributes to the epothilone response of mitotic cells

Cell line

siRNA

Sagopilone

EpothiloneB

Paclitaxel

A549

CTRL

1.9±0.5

2.7±0.2

5.1±0.3

 

TUBB3

0.6±0.1

0.6±0.1

3.0±0.3

 

TUBB5

1.1±0.1

1.6±0.2

6.8±0.7

A549EpoB40

CTRL

10.8±0.4

20.8±0.7

44.3±4.6

 

TUBB3

11.5±0.4

25.0±0.7

41.2±2.1

 

TUBB5

2.9±0.3

6.6±0.3

18.9±1.4

MCF7

CTRL

0.4±0.03

0.3±0.01

4.1±1.3

 

TUBB3

0.1±0.1

0.1±0.01

0.6±0.1

 

TUBB5

2.6±0.3

3.5±0.8

3.1±0.3

  1. Data show mean±s.e.m. from six parallel assays.