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.
Phenotypes of tobacco infected with strains D188 and X798. Shown are infection of a seedling with strains D188 (A) and X798 (B) and infection of a decapitated plant with strains X798 (C), D188 (D), and X798(pRFDV8) (E). Arrow (C), small shooty-like outgrowth. Bars, 25 mm (A and B) and 2 cm (C to E).
