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.
Induction of ΔFosB in the prefrontal cortex in a control rat (A) or after chronic treatment with ethanol (B), morphine (C), or cocaine (D). Levels of FosB-like immunoreactivity were analyzed by immunohistochemistry using a pan-FosB antibody. Labeling with the C-terminus antibody revealed no positive cells (not shown). Scale bar = 50 µm.
