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.
Basal p21 gene expression normalized by housekeeping gene GAPDH. (A) The comparison of basal p21 gene expression in cells collected from ALI-bronchial epithelium in younger (≤60 years old) and elderly (>65 years old) groups. A correlation between p21 gene expression and age (B), plaque assay-viral load (Log, PFU/ml) AUC (C), or RANTES AUC (D). *p < 0.05.
