Figure 3.
Toluidine Blue–Stained Sections of Arabidopsis Vascular Bundles Showing Complementation of irx1-1.
(A) Wild type transformed with pP8GUS.
(B) irx1-1 transformed with pP8GUS.
(C) irx1-1 transformed with pCS52.
xe, xylem elements. 
.
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