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.
Effects of heroin treatment on rejection of skin allografts. BALB/c mice were grafted with B10 skin and were treated daily with PBS (•) or with 20 mg/kg/day of heroin (○) for 2 weeks before transplantation, or with daily doses of PBS (▴) or heroin (▵) after transplantation until the grafts were rejected. Each group consisted of 7–8 mice.
