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.
Schematic overview over the laser ablation path across the root tip cross-section. The black arrow represents the diametric ablation path. White arrows represent specific zones, segments, and root cylinders as indicated in the text. I–V represent tissue areas with the same radial share of the whole radius.
