Figure 1.

Inhibitory effect of neutral sphingomyelinase (N SMase; 200 mU ml⁻¹) and C8-ceramide (C8-cer; 25 μM) on the proliferation of LNCaP cells. Cells were treated for different lengths of time as indicated. Data are mean±s.e.mean from three independent studies. ^*P<0.05 vs untreated controls by Student's t-test.