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.
The gene expression of CD4 (A), MHC-I (B), MHC-II (C), and IgT (D) in the hindgut tissue of orally vaccinated fish after being challenged by Aeromonas hydrophila (mean ± SE, n = 3). Dissimilar letters denote significant differences (p < 0.05).
