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.
Schematic representation of the main pathways and down-stream effectors involved in cAMP signalling in HCC. GPCR, protein G coupled receptor; VPAC, vasoactive intestinal polypeptide receptor 1 or VIPR1; RA, retinoic acid; CREB, cAMP response element-binding protein; cdk2, cyclin-dependent kinase 2; GSK-3β glycogen synthase kinase 3β; ERK, extracellular-signal-regulated kinase.
