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.
Photomicrographs showing H & E staining of needle track sites in adenovirally and DNA/PEI-injected canine brains. A high number of mononuclear cells were observed infiltrating needle track areas in the adenovirally injected canine brain (left column). The DNA/PEI complex–injected brain showed less infiltration of inflammatory cells (right column). Original magnification appears on the images.
