Fig. 4.
TEM images for HUVEC grown in multiwells: a, b 15,000 × and c 20,000 ×. a Control cells, 24 h; b 5 h incubation Au NP 4.3 × 1011 ml−1, batch 24 nm; c 5 h incubation Au NP 5.0 × 1011 ml−1, batch 13 nm
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.