Fig. 4.

The effect of GNS4 on cell size of glume. a Scanning electron microscope photographs of the glume outer surfaces of mature seeds. The outline of one glume cell in WT and gns4 hulls, respectively, is boxed by the red dotted line. Bar, 100 μm. b Comparison of average length of outer glume surface cells. Data are shown as means ± s.e. (n ≥ 10). Significant at **1% and *5%