Fig. 3. Changes in cell morphology and cell cycle with blockade of the integrin ß1. (A) Scanning electron microscopy of 2ß1^hi cells treated with the ß₁-blocking antibody. (B) Effect on the cell cycle following 2ß1^hi cell treatment with ß₁-blocking antibody. Data are mean ± s.e.m. of three experiments. Bars, 20 µm.