Figure 4. The OsKAT3 promoters mediate GUS expression in aerial tissues including guard cell.
A, A two week old pOsKAT3::GUS transgenic seedling. B and C, Guard cells exhibited strong levels of GUS expression in the lower part of the leaf blade. D, E, F, G and H, Leaf blade, leaf sheath, culm, tiller and flower of mature plant were stained by X-glu respectively.
