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Table 1 Effects of TNFalpha and Tamoxifen on MCF-7 and MCF-7CLU cell cycle kinetics.

From: Effects of clusterin over-expression on metastatic progression and therapy in breast cancer

 

G0/G1

S

G2/M

 

MCF-7

MCF-7CLU

MCF-7

MCF-7CLU

MCF-7

MCF-7CLU

Control

61.6 ± 2.8

52.8 ± 2.5*

27 ± 2.1

35.2 ± 4.0*

12.4 ± 1.8

11.5 ± 3.8

Tamoxifen (5 micromolar)

75.2 ± 3.4

60 ± 3.0*

14.5 ± 4.0

31.7 ± 2.1*

9.5 ± 3.0

8.3 ± 1.9

TNF-alpha (5 ng/ml)

72.8 ± 1.4

56.3 ± 2.2*

15.3 ± 3.8

41.9 ± 3.4*

11.9 ± 2.0

1.6 ± 1.2*

  1. MCF-7 and MCF-7 CLU cells were grown in culture and treated with ethanol vehicle, TNFalpha (5 ng/ml) or tamoxifen (5 micromolar) for 48 h. Cells were harvested, ethanol fixed and stained with propidium iodide and analyzed by flow cytometry. Results are expressed as mean ± SD of three independent replicates. (* indicates significant differences between means (MCF-7 versus MCF-7CLU), p < 0.05).