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.
PIK3CA mutation in invasive neuroendocrine carcinoma but not adenoma. In case 282, tubular adenoma showed only a KRAS p.A146T (c.436G4 A) mutation (a and c), while the invasive neuroendocrine carcinoma (NE CA) showed a KRAS p.A146T mutation and a PIK3CA p.E545K (C.1633G4 A) mutation (b and d). Mutant allele frequency is shown in the parenthesis.
