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.
DOX-dependent expression of β-gal in tissues from transgenic mice. β-gal staining of fresh frozen tissues prepared from untreated transgenic mice (−DOX) or from transgenic mice 48 hours after a single dose of DOX (500 μg i.p.) (+DOX). β-gal activity is detected in the presence but not the absence of DOX in heart, liver, and kidney. Original magnifications: ×40 [A and B (heart)]; ×100 [C and D (liver), E and F (kidney)].
