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.
(A–D) CLSM images of the HepG2 cells cultured on hybrid hydrogels before (A and C) and after (B and D) self-healing. A and B are the bright-field microscopy images, and C and D are the calcein-AM fluorescent images. (Scale bar: 100 μm.) (E) Results of the HepG2 cell MTT assays cultured on different hydrogels for 24 h.
