Enhanced resistance of the edr3 mutant to E. cichoracearum
(a) Leaves were removed from wild-type Col-0 and edr3 mutant plants and photographed 8 days after inoculation.
(b–e) Trypan blue-stained leaves from wild-type and edr3 plants 5 days (b, c) and 7 days (d, e) after infection with E. cichoracearum. The arrows in panels (c) and (e) indicate patches of dead mesophyll cells.