An official website of the United States government
Here's how you know
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.
Digitized autoradiographs of control sections.A, Antisense TPH riboprobe applied after RNase pretreatment in the raphe produced no hybridization signal.B, No hybridization was observed in the raphe when a sense stand of TPH riboprobe was applied.