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.
Example of artifacts. Perls + DAB: yellow arrow = tears; black arrow = vascular dilation; blue arrow = paravascular dilation; red arrow = knife mark (a). Phase image: black arrow = vascular blood clot (b). R2* image: white arrows = trapped air bubbles; blue arrow = paravascular dilation (c). Image obtained during experimental procedures with all appropriate ethical approval. Included for illustrative purposes.
