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) Electron microscopic appearance of the lachrymal acinar cells (AC) 72 h after irradiation showing granula retention and peripheral displacement of the cell nuclei (arrows). Bar = 2.5 µm. (b) Thickening of the basal membrane (arrows) as well as condensation of the myofilaments in the myoepithelial cells (MECs) noticed 72 h after irradiation (asterisks). Bar = 0.6 µm.
