Fig. 9

Altered stem cell wall architecture in 25789 mutant. A and B Cross section of the WT (A) and 25789 mutant stem (B). C. and D. Cross section of the vascular bundle region of WT (C) and 25789 mutant (D). E. and F. Cross sections of vascular bundles of WT (E) and 25789 mutant (F). I. and J. Cross section of interfascicular region of WT (I) and 25789 mutant (J). G and H Transmission electron micrographs of xylem cells of WT (G) and 25789 mutant stem (H). K and L. Transmission electron micrographs of interfascicular fiber cells of WT (K) and 25789 mutant stem. co: cortex, if: interfascicular fiber, ph: phloem, ve: vessel, xf: xylary fiber. Scale bars = 500 μm in (A, B), 20 μm in (C, D, E, F, I and J), 2 μm in (G, H, K, L)