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.
(a) Multiple linear and branching vessels (seen as arrows) over translucent yellowish-orange globular structures (seen as star). (b) Multiple arborizing vessels (blue arrow) overlying translucent reddish orange background (star) with scar-like depigmented areas (black arrow) (Polarized mode, ×10)
