Figure 3

(a) GUS expression of SlWRKY31 after M. javanica infection. GUS staining of promoter::GUS lines for WRKY31 was performed 2, 5, 10, 15, and 28 dpi and in uninfected roots (control), bar = 1 mm. (b) Cross-sections of M. javanica-infected root showing SlWRKY31 expression 15 and 28 dpi. N, nematode juveniles; *, giant cell. Bar = 20 μm.