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.
Immunogold localization of trans-zeatin riboside in the 2-week-old nodules of pea SGE wild type. (A) Infection thread. (B) Symbiosome with vesicles labelled with gold particles. (C) Mature symbiosome. (D) Degrading symbiosome. it, infection thread; b, bacterium; ba, bacteroid; pbs, peribacteroid space; dba, degrading bacteroid; *, vesicle; arrows indicate gold particles. Scale bars are 250 nm (A) and 200 nm (B–D).
