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.
Trypan blue staining of third leaves of 13-d-old wild-type Columbia-0 (Col-0) and mir159ab plants. Necrotic rosette leaves from 6-week-old wild-type plants were used as a positive control. Bars = 2 mm. [See online article for color version of this figure.]
