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.
A: Localization of RAR-β and RXR-α mRNAs in consecutive sections of formalin-fixed and paraffin-embedded surgical specimens from normal and distant normal tissues as well as esophageal cancers by in situ hybridization with antisense or sense digoxigenin-labeled riboprobes. B: Differential expression of RAR-β in well-differentiated and poorly differentiated squamous cell carcinomas of human esophagus by in situ hybridization with RAR-β antisense probe.
