Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
GUS staining patterns of an AVP1 1.7-kb promoter GUS reporter in Col-0 seedlings. Typical GUS staining of representative 15-d-old seedlings (A; n = 3 seedlings per trial; three independent trials) and details of cotyledon (B and C), source leaves (D and E), sink-to-source transition leaves (F), sink leaf (H), and leaf primordia (G). LP, Leaf primordia. Gray bars = 0.1 mm; white bars = 0.01 mm.
